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Metering Pumps and Dosing Pumps

Solenoid, motor-driven diaphragm, hydraulic diaphragm, plunger and digital metering pumps. Chemical dosing pump types are linked below. Request a quote. No prices on site.

DFD — Electromagnetic Diaphragm Metering Pump

Metering Pump

DFD

Electromagnetic Diaphragm Metering Pump

Manual stroke-frequency control, from 1 spm up to the model maximum, whether the pump is running or stopped. Digital frequency display and five flow segments. NX, GX and X housings have a level-switch input. Default head PP, PTFE, PVDF or SS316; PVC is order code PVT. Seal FKM, with EPDM, PTFE or AFLAS on order.

Key specs

Flow range: 1–55 L/h
Max pressure: 20 bar
Pump head: PP / PTFE / PVDF / SS316
Supply: 220 V 50 Hz

Drinking waterSwimming poolsBoiler treatment

NDWS — Motor-Driven Diaphragm Metering Pump

Metering Pump

NDWS

Motor-Driven Diaphragm Metering Pump

Cast-aluminium housing and worm gear. Stroke length can be changed while the pump is running. PTFE diaphragm. Heads PVC, PVDF, PTFE or SS316. Optional electric stroke adjuster (4–20 mA), VFD motor and explosion-proof motor.

Key specs

Flow range: 8–386 L/h
Max pressure: 16 bar
Motor: 180 W

Wastewater treatmentChemical processingMunicipal plant

HND — Mechanical Diaphragm Metering Pump

Metering Pump

HND

Mechanical Diaphragm Metering Pump

Mechanically driven diaphragm with spring return and no hydraulic oil chamber. Modified PTFE diaphragm. SS316 head, connection G1". Stroke can follow a 4–20 mA signal when the electric stroke adjuster is fitted.

Key specs

Flow range: 47–160 L/h
Max pressure: 30 bar
Motor: 370 / 550 W

Chemical processingProcess dosingWastewater treatment

ND1000 — Motor-Driven Diaphragm Metering Pump

Metering Pump

ND1000

Motor-Driven Diaphragm Metering Pump

Mechanically driven diaphragm pump with a leak-free wet end. Smooth, low-noise running. Modified PTFE diaphragm. PVC, PTFE or SS316 pump head. Optional electric stroke adjuster (4–20 mA), VFD motor and explosion-proof motor.

Key specs

Flow range: 660–1200 L/h
Max pressure: 5 bar
Motor: 750 W

Wastewater treatmentChemical processingMunicipal plant

EC — Smart Digital Metering Pump

Metering Pump

EC

Smart Digital Metering Pump

Stepper-driven Evodose pump with RS485. Adjustment 1–100%, accuracy ±1%. PTFE diaphragm. Supply 100–240 V 50/60 Hz or DC 24 V. Standard head PVC; optional PVDF, PTFE or SS316.

Key specs

Flow range: 1–100 L/h
Max pressure: 20 bar
Accuracy: ±1%
Tube: 4×6 / 6×9 / 10×14 mm

Process automationDisinfectionpH adjustment

EFD — Solenoid Diaphragm Metering Pump

Metering Pump

EFD

Solenoid Diaphragm Metering Pump

Stepper-driven Evodose pump with manual control. Adjustment 1–100%, accuracy ±1%. PTFE diaphragm. Supply 100–240 V 50/60 Hz or DC 24 V. Standard head PVC; optional PVDF, PTFE or SS316.

Key specs

Flow range: 1–100 L/h
Max pressure: 20 bar
Accuracy: ±1%
Tube: 4×6 / 6×9 / 10×14 mm

Swimming poolsDisinfectionpH adjustment

NDWL — Motor-Driven Diaphragm Metering Pump

Metering Pump

NDWL

Motor-Driven Diaphragm Metering Pump

Cast-aluminium housing and worm gear. Stroke length can be changed while the pump is running. PTFE diaphragm. Heads PVC, PVDF, PTFE or SS316. Optional electric stroke adjuster (4–20 mA), VFD motor and explosion-proof motor.

Key specs

Flow range: 275–530 L/h
Max pressure: 7 bar
Motor: 370 W

Wastewater treatmentMunicipal plantChemical processing

NDJ — Motor Diaphragm Metering Pump

Metering Pump

NDJ

Motor Diaphragm Metering Pump

Bearing-supported eccentric, so the motor sees torque rather than a cantilever load. Stroke length can be changed while the pump is running. PTFE diaphragm. Heads PVC, PVDF, PTFE or SS316.

Key specs

Flow range: 40–150 L/h
Max pressure: 10 bar
Motor: 60 / 90 W

Process dosingCooling towerEffluent treatment

EDose — Mechanical Diaphragm Metering Pump

Metering Pump

EDose

Mechanical Diaphragm Metering Pump

One-button start/stop with no extra control panel. Optional multi-function junction box (switch, motor protection and level input). Pure PTFE diaphragm, dry-run capable, 5-year diaphragm warranty. Self-locking stroke adjustment. Compact, lightweight, low energy use.

Key specs

Flow range: 9–150 L/h
Max pressure: 10 bar
Motor: 40 W · 220/380 V

Wastewater treatmentBoiler chemicalsIndustrial water

ND2000 — Motor-Driven Diaphragm Metering Pump

Metering Pump

ND2000

Motor-Driven Diaphragm Metering Pump

High-strength cast-aluminum gearbox, lower overall weight. Motor drives the eccentric shaft with spring return. Damping slide-bar reduces pipe shock, vibration and noise. Modified PTFE diaphragm. PVC, PTFE or SS316 pump head. Optional electric stroke adjuster (4–20 mA), VFD motor and explosion-proof motor.

Key specs

Flow range: 500–2000 L/h
Max pressure: 10 bar
Motor: 750 W

Wastewater treatmentChemical processingMunicipal plant

DP — Electromagnetic Diaphragm Metering Pump

Metering Pump

DP

Electromagnetic Diaphragm Metering Pump

Manual up and down keys, plus an external pulse input. Divide when the incoming pulse is faster than the pump maximum, multiply when it is slower. Digital frequency display and a level-switch input. Default head PP, PTFE, PVDF or SS316; PVC is order code PVT.

Key specs

Flow range: 2–55 L/h
Max pressure: 16 bar
Suction lift: 2 m (3 m on GX)
Supply: 220 V 50 Hz

Drinking waterSwimming poolsProcess dosing

DM — Electromagnetic Diaphragm Metering Pump

Metering Pump

DM

Electromagnetic Diaphragm Metering Pump

Manual keys plus a 4–20 mA input wired straight to the pump, forward or reverse, with no extra controller. Digital frequency display and a level-switch input. Default head PP, PTFE, PVDF or SS316; PVC is order code PVT.

Key specs

Flow range: 2–55 L/h
Max pressure: 16 bar
Suction lift: 2 m (3 m on GX)
Supply: 220 V 50 Hz

Drinking waterSwimming poolsProcess dosing

DC — Electromagnetic Diaphragm Metering Pump

Metering Pump

DC

Electromagnetic Diaphragm Metering Pump

Manual keys plus RS485. One touchscreen can run up to 128 DC pumps. Digital frequency display and a level-switch input. Default head PP, PTFE, PVDF or SS316; PVC is order code PVT.

Key specs

Flow range: 2–55 L/h
Max pressure: 16 bar
Suction lift: 2 m (3 m on GX)
Supply: 220 V 50 Hz

Process automationDrinking waterProcess dosing

EP — Stepper Diaphragm Metering Pump

Metering Pump

EP

Stepper Diaphragm Metering Pump

Stepper-driven Evodose pump with an external pulse input. Adjustment 1–100%, accuracy ±1%. PTFE diaphragm. Supply 100–240 V 50/60 Hz or DC 24 V. Standard head PVC; optional PVDF, PTFE or SS316.

Key specs

Flow range: 1–100 L/h
Max pressure: 20 bar
Accuracy: ±1%
Tube: 4×6 / 6×9 / 10×14 mm

DisinfectionpH adjustmentProcess dosing

EM — Stepper Diaphragm Metering Pump

Metering Pump

EM

Stepper Diaphragm Metering Pump

Stepper-driven Evodose pump with a 4–20 mA input. Adjustment 1–100%, accuracy ±1%. PTFE diaphragm. Supply 100–240 V 50/60 Hz or DC 24 V. Standard head PVC; optional PVDF, PTFE or SS316.

Key specs

Flow range: 1–100 L/h
Max pressure: 20 bar
Accuracy: ±1%
Tube: 4×6 / 6×9 / 10×14 mm

DisinfectionpH adjustmentProcess dosing

AX — Motor Diaphragm Metering Pump

Metering Pump

AX

Motor Diaphragm Metering Pump

Rugged motor-driven diaphragm pump with oil-lubricated gearbox for 24/7 chemical feed.

Key specs

Flow range: 15–3000 L/h
Max pressure: 16 bar
Gearbox: oil bath

Chemical processingPower plantWastewater

KDV — Hydraulic Diaphragm Metering Pump

Metering Pump

KDV

Hydraulic Diaphragm Metering Pump

Hydraulically actuated diaphragm pump for leak-free high-pressure dosing of aggressive or toxic media.

Key specs

Flow range: 4–1800 L/h
Max pressure: 80 bar
Diaphragm: PTFE sandwich

Toxic chemicalsPetrochemicalOffshore

GW/GS — Mechanical Diaphragm Metering Pump

Metering Pump

GW/GS

Mechanical Diaphragm Metering Pump

Compact motor-driven mechanical diaphragm pump. Variable-eccentric GW drive or cam GS drive. PTFE composite diaphragm, self-cleaning check valves. PVC, PVDF or 316SS wet end.

Key specs

Flow range: 1.2–53 L/h
Max pressure: 10 bar
Accuracy: ±1% · 25 W

RO / UFSwimming poolsIndustrial water

GD — Mechanical Diaphragm Metering Pump

Metering Pump

GD

Mechanical Diaphragm Metering Pump

Motor diaphragm pump with dual-cam drive, oil-bath gearbox and PTFE composite diaphragm. Flow adjustable while running. PVC, PVDF, 316SS or PTFE wet end.

Key specs

Flow range: 34–135 L/h
Max pressure: 10 bar
Motor: 0.2 kW

Wastewater treatmentChemical processingMunicipal plant

GM/GB — Mechanical Diaphragm Metering Pump

Metering Pump

GM/GB

Mechanical Diaphragm Metering Pump

Variable-eccentric mechanical diaphragm pump. GM to 500 L/h, GB to 2000 L/h. Oil-bath drive, PTFE diaphragm, optional electric stroke or VFD. PVC, PVDF or 316SS head.

Key specs

Flow range: 2.25–2000 L/h
Max pressure: 12 bar
Motor: 0.25–0.75 kW

Wastewater treatmentChemical processingPower plant

GX/2GX — Mechanical Diaphragm Metering Pump

Metering Pump

GX/2GX

Mechanical Diaphragm Metering Pump

High-flow mechanical diaphragm pump. Single-head GX to 2400 L/h, duplex 2GX to 4800 L/h with independent stroke on each head. Oil-bath drive, PTFE diaphragm.

Key specs

Flow range: 910–4800 L/h
Max pressure: 8 bar
Motor: 1.5 kW

Municipal plantChemical processingWastewater

CK — Solenoid Diaphragm Metering Pump

Metering Pump

CK

Solenoid Diaphragm Metering Pump

Solenoid diaphragm pump. CKS manual stroke or CKZ automatic with 4–20 mA, pulse batching and level interlock. PVC or PVDF wet end, 110/220 V.

Key specs

Flow range: 3–17 L/h
Max pressure: 10 bar
Accuracy: ±2%

Swimming poolsDisinfectionBoiler treatment

FROY — Hydraulic Diaphragm Metering Pump

Metering Pump

FROY

Hydraulic Diaphragm Metering Pump

Compact hydraulic diaphragm pump. Internal relief valve, optional double-diaphragm leak detection. RA/RB/RH/RP/RT/RW liquid ends. PVC, PVDF, 316SS or Hastelloy.

Key specs

Flow range: 2.3–329 L/h
Max pressure: 211 bar
Accuracy: ±1%

High-pressure injectionPetrochemicalPower plant

RX — Hydraulic Diaphragm Metering Pump

Metering Pump

RX

Hydraulic Diaphragm Metering Pump

Worm-gear hydraulic diaphragm pump, 43 mm stroke. Internal adjustable relief valve, optional double-diaphragm alarm. Plastic heads limited to 10 bar.

Key specs

Flow range: 46–1250 L/h
Max pressure: 211 bar
Motor: 1.1–1.5 kW

PetrochemicalHigh-pressure injectionChemical processing

RZ — Hydraulic Diaphragm Metering Pump

Metering Pump

RZ

Hydraulic Diaphragm Metering Pump

High-capacity hydraulic diaphragm pump, 60 mm stroke. Modular check valves, optional clamp flange. Internal relief valve and double-diaphragm alarm option.

Key specs

Flow range: 272–3065 L/h
Max pressure: 90 bar
Motor: 2.2–3.0 kW

Chemical processingPetrochemicalMunicipal plant

JMM — Hydraulic Diaphragm Metering Pump

Metering Pump

JMM

Hydraulic Diaphragm Metering Pump

Precision hydraulic diaphragm pump, ±0.5% steady-state accuracy. Dual-eccentric stroke, internal make-up and relief valves. Optional double-diaphragm alarm. Plastic heads max 10 bar.

Key specs

Flow range: 25–190 L/h
Max pressure: 59 bar
Accuracy: ±0.5%

Process dosingPetrochemicalPower plant

JMX — Hydraulic Diaphragm Metering Pump

Metering Pump

JMX

Hydraulic Diaphragm Metering Pump

Seal-less hydraulic diaphragm pump, 20 mm stroke. Internal make-up and adjustable relief. Optional double-diaphragm rupture alarm for hazardous chemicals.

Key specs

Flow range: 40–1600 L/h
Max pressure: 282 bar
Motor: 0.75–1.5 kW

High-pressure injectionPetrochemicalChemical processing

JMZ — Hydraulic Diaphragm Metering Pump

Metering Pump

JMZ

Hydraulic Diaphragm Metering Pump

High-capacity seal-less hydraulic diaphragm pump, 32 mm stroke. Internal make-up and relief valves. Optional double-diaphragm alarm for corrosive or flammable chemicals.

Key specs

Flow range: 43–3700 L/h
Max pressure: 340 bar
Motor: 1.1–3.0 kW

PetrochemicalPower plantChemical processing

JMD — Hydraulic Diaphragm Metering Pump

Metering Pump

JMD

Hydraulic Diaphragm Metering Pump

Heavy-duty hydraulic diaphragm pump, 50 mm stroke at 130 SPM. Seal-less wet end, internal make-up and relief. Optional double-diaphragm rupture alarm.

Key specs

Flow range: 170–5000 L/h
Max pressure: 407 bar
Motor: 4.0–7.5 kW

PetrochemicalHigh-pressure injectionPower plant

JW — Plunger Metering Pump

Metering Pump

JW

Plunger Metering Pump

Packed plunger pump with dual-cam drive and patented graphite-fibre packing. For particle-free media at high pressure. 304SS or 316SS wet end. Not for slurry or flammable chemicals.

Key specs

Flow range: 0.9–75 L/h
Max pressure: 200 bar
Motor: 0.2 kW

High-pressure injectionPetrochemicalPower plant

JWL — Plunger Metering Pump

Metering Pump

JWL

Plunger Metering Pump

Packed plunger pump, 9.6 mm stroke at 144 SPM. Dual-eccentric adjuster, graphite-fibre plus PTFE chevron packing. Optional electric stroke. Particle-free media only.

Key specs

Flow range: 13–240 L/h
Max pressure: 130 bar
Motor: 0.25–0.37 kW

PetrochemicalPower plantChemical processing

JWB — Plunger Metering Pump

Metering Pump

JWB

Plunger Metering Pump

Packed plunger pump, 16 mm stroke at 144 SPM. Variable-eccentric stroke, graphite-fibre plus PTFE chevron packing. Optional electric stroke or VFD.

Key specs

Flow range: 7–500 L/h
Max pressure: 360 bar
Motor: 0.55–0.75 kW

High-pressure injectionPetrochemicalPower plant

JX — Plunger Metering Pump

Metering Pump

JX

Plunger Metering Pump

Packed plunger pump, 20 mm stroke at 130 SPM. Variable-eccentric drive, graphite-fibre plus PTFE chevron packing. For particle-free high-pressure duty to 500 bar.

Key specs

Flow range: 10–1200 L/h
Max pressure: 500 bar
Motor: 0.75–1.5 kW

High-pressure injectionPetrochemicalPower plant

JZ — Plunger Metering Pump

Metering Pump

JZ

Plunger Metering Pump

High-capacity packed plunger pump, 32 mm stroke at 130 SPM. Variable-eccentric drive, graphite-fibre plus PTFE packing. Particle-free media only.

Key specs

Flow range: 70–2400 L/h
Max pressure: 280 bar
Motor: 1.1–2.2 kW

PetrochemicalChemical processingPower plant

JD — Plunger Metering Pump

Metering Pump

JD

Plunger Metering Pump

Heavy-duty packed plunger pump, 50 mm stroke at 130 SPM. Variable-eccentric drive, graphite-fibre plus PTFE chevron packing. To 5000 L/h and 500 bar on particle-free media.

Key specs

Flow range: 100–5000 L/h
Max pressure: 500 bar
Motor: 4.0–7.5 kW

PetrochemicalHigh-pressure injectionPower plant

JCMA — Solenoid Diaphragm Metering Pump

Metering Pump

JCMA

Solenoid Diaphragm Metering Pump

AILIPU JCMA solenoid diaphragm pump. Compact, leak-free wet end, stepless 0–100% stroke-frequency control. For chlorine, acids, alkalis and pool chemicals.

Key specs

Flow range: 0.8–15 L/h
Max pressure: 15 bar
Control: frequency 0–100%

Wastewater treatmentElectroplatingSwimming pools

JCMB — Solenoid Diaphragm Metering Pump

Metering Pump

JCMB

Solenoid Diaphragm Metering Pump

AILIPU JCMB solenoid diaphragm pump. Higher flow than JCMA with PVC/PE wet end for municipal and industrial chemical feed.

Key specs

Flow range: 3–25 L/h
Max pressure: 15 bar
Wet end: PVC / PE

DisinfectionBoiler treatmentIndustrial water

JCMC — Solenoid Diaphragm Metering Pump

Metering Pump

JCMC

Solenoid Diaphragm Metering Pump

AILIPU JCMC solenoid diaphragm pump for mid-range chemical dosing. Manual frequency control, PVC wet end, 100–240 V universal supply.

Key specs

Flow range: 5–70 L/h
Max pressure: 20 bar
Supply: 100–240 V 50/60 Hz

Wastewater treatmentChemical processingMunicipal plant

JCM4 — Solenoid Diaphragm Metering Pump

Metering Pump

JCM4

Solenoid Diaphragm Metering Pump

AILIPU JCM4 electromagnetic-drive diaphragm pump. Highest solenoid flow in the JCM family, for polymer, acid and alkali feed.

Key specs

Flow range: 15–95 L/h
Max pressure: 10 bar
Drive: electromagnetic

Polymer dosingpH adjustmentWastewater

JCMAY — Solenoid Diaphragm Metering Pump

Metering Pump

JCMAY

Solenoid Diaphragm Metering Pump

AILIPU JCMAY solenoid pump with digital keypad. Pulse, 4–20 mA and level-interlock inputs for automated chlorine and acid dosing.

Key specs

Flow range: 0.8–15 L/h
Max pressure: 15 bar
Control: pulse / 4–20 mA

Swimming poolsDisinfectionBoiler treatment

JCMAZ — Solenoid Diaphragm Metering Pump

Metering Pump

JCMAZ

Solenoid Diaphragm Metering Pump

AILIPU JCMAZ automatic solenoid pump. External analog and pulse control, IP65 housing, PTFE diaphragm for almost all chemicals.

Key specs

Flow range: 0.8–15 L/h
Max pressure: 15 bar
Enclosure: IP65

Smart water plantProcess automationDisinfection

JM — Mechanical Diaphragm Metering Pump

Metering Pump

JM

Mechanical Diaphragm Metering Pump

AILIPU JM compact mechanical diaphragm pump. Cam drive, no oil-bath gearbox, PTFE diaphragm. Low-flow industrial and lab chemical feed.

Key specs

Flow range: 0.47–16 L/h
Max pressure: 7 bar
Motor: 15 W

Laboratory dosingSmall ROBoiler chemicals

JWM-B — Mechanical Diaphragm Metering Pump

Metering Pump

JWM-B

Mechanical Diaphragm Metering Pump

AILIPU JWM-B mechanical diaphragm pump. Die-cast aluminium body, 0–100% stroke while running, single- or three-phase motor.

Key specs

Flow range: 6.5–120 L/h
Max pressure: 10 bar
Motor: 40–90 W

Wastewater treatmentCooling towerMunicipal plant

JWM-C — Mechanical Diaphragm Metering Pump

Metering Pump

JWM-C

Mechanical Diaphragm Metering Pump

AILIPU JWM-C mechanical diaphragm pump. Oil-free gearbox, high stroke resolution with self-lock, 0–100% flow while running.

Key specs

Flow range: 6–100 L/h
Max pressure: 12 bar
Motor: 40–120 W

Industrial waterChemical processingWastewater

JWM-A — Mechanical Diaphragm Metering Pump

Metering Pump

JWM-A

Mechanical Diaphragm Metering Pump

AILIPU JWM-A mechanical diaphragm pump. PTFE composite diaphragm, PVC / PVDF / SS316 wet end, optional VFD or electric stroke.

Key specs

Flow range: 5–150 L/h
Max pressure: 12 bar
Accuracy: ±1%

Wastewater treatmentMunicipal plantBoiler treatment

JXM-A — Mechanical Diaphragm Metering Pump

Metering Pump

JXM-A

Mechanical Diaphragm Metering Pump

AILIPU JXM-A mechanical diaphragm pump. Oil-lubricated aluminium gearbox, PTFE diaphragm rated over 3 years, optional 4–20 mA stroke or VFD.

Key specs

Flow range: 2.25–500 L/h
Max pressure: 12 bar
Motor: 0.37–0.55 kW

Wastewater treatmentChemical processingMunicipal plant

JXM-C — Mechanical Diaphragm Metering Pump

Metering Pump

JXM-C

Mechanical Diaphragm Metering Pump

AILIPU JXM-C high-flow mechanical diaphragm pump. DN25 ports, IP55 motor, PTFE diaphragm for continuous industrial duty.

Key specs

Flow range: 240–500 L/h
Max pressure: 7 bar
Motor: 0.25 kW IP55

Municipal plantWastewaterChemical processing

JXM-D — Mechanical Diaphragm Metering Pump

Metering Pump

JXM-D

Mechanical Diaphragm Metering Pump

AILIPU JXM-D (JXMD) mechanical diaphragm pump. Wider stroke and speed range than JXM-A, PTFE diaphragm, optional electric stroke.

Key specs

Flow range: 3.2–600 L/h
Max pressure: 15 bar
Motor: 0.25–0.75 kW

Wastewater treatmentChemical processingPower plant

JZM-A — Mechanical Diaphragm Metering Pump

Metering Pump

JZM-A

Mechanical Diaphragm Metering Pump

AILIPU JZM-A high-capacity mechanical diaphragm pump. Dual-size diaphragm options to 2000 L/h, PTFE diaphragm, three-phase motor.

Key specs

Flow range: 82–2000 L/h
Max pressure: 10 bar
Motor: 0.55–1.5 kW

Municipal plantChemical processingWastewater

JZM-D — Mechanical Diaphragm Metering Pump

Metering Pump

JZM-D

Mechanical Diaphragm Metering Pump

AILIPU JZM-D (JZMD) heavy mechanical diaphragm pump. Φ200/130 diaphragm, DN25–DN40 ports, 600–1800 L/h continuous duty.

Key specs

Flow range: 600–1800 L/h
Max pressure: 7 bar
Motor: 0.75–1.5 kW

Municipal plantIndustrial WWTPChemical processing

JDM — Mechanical Diaphragm Metering Pump

Metering Pump

JDM

Mechanical Diaphragm Metering Pump

AILIPU JDM mechanical diaphragm pump. High-strength PTFE diaphragm, flow adjustable while running, optional 4–20 mA VFD motor.

Key specs

Flow range: 500–1500 L/h
Max pressure: 3 bar
Motor: 1.1 kW

Municipal plantWastewaterFlocculation

JDM-S — Mechanical Diaphragm Metering Pump

Metering Pump

JDM-S

Mechanical Diaphragm Metering Pump

AILIPU JDM-S high-capacity mechanical diaphragm pump. Single or duplex heads to 6000 L/h for large municipal and industrial plants.

Key specs

Flow range: 2000–6000 L/h
Max pressure: 3 bar
Heads: 1 or 2

Municipal plantIndustrial WWTPPower plant

JDM-B — Mechanical Diaphragm Metering Pump

Metering Pump

JDM-B

Mechanical Diaphragm Metering Pump

AILIPU JDM-B mechanical diaphragm pump. Mid-to-high flow PTFE diaphragm unit for wastewater coagulants and industrial chemicals.

Key specs

Flow range: 200–2000 L/h
Max pressure: 5 bar
Diaphragm: PTFE

Wastewater treatmentChemical processingMunicipal plant

JYM1.6 — Hydraulic Diaphragm Metering Pump

Metering Pump

JYM1.6

Hydraulic Diaphragm Metering Pump

AILIPU JYM1.6 hydraulic diaphragm pump. Seal-less wet end, internal relief, ±1% accuracy. For toxic, corrosive and high-pressure injection to 320 bar.

Key specs

Flow range: 0.25–240 L/h
Max pressure: 320 bar
Accuracy: ±1%

High-pressure injectionPetrochemicalPower plant

JYM3.0 — Hydraulic Diaphragm Metering Pump

Metering Pump

JYM3.0

Hydraulic Diaphragm Metering Pump

AILIPU JYM3.0 hydraulic diaphragm pump. Three-valve hydraulic end, optional double-diaphragm rupture alarm. Process duty to 400 bar.

Key specs

Flow range: 4–420 L/h
Max pressure: 400 bar
Motor: 0.75–1.5 kW

PetrochemicalOil & gasChemical processing

JYM5.0 — Hydraulic Diaphragm Metering Pump

Metering Pump

JYM5.0

Hydraulic Diaphragm Metering Pump

AILIPU JYM5.0 hydraulic diaphragm pump. API 675-ready process pump, internal relief, multiplex heads on request. To 1800 L/h at up to 400 bar.

Key specs

Flow range: 10–1800 L/h
Max pressure: 400 bar
Motor: 0.75–2.2 kW

PetrochemicalHigh-pressure injectionPower plant

JYM12.5 — Hydraulic Diaphragm Metering Pump

Metering Pump

JYM12.5

Hydraulic Diaphragm Metering Pump

AILIPU JYM12.5 hydraulic diaphragm pump. Heavy process frame, multiplex-ready, double-diaphragm alarm option. To 4500 L/h / 400 bar.

Key specs

Flow range: 32–4500 L/h
Max pressure: 400 bar
Motor: 2.2–5.5 kW

PetrochemicalOil & gasChemical processing

JYM25 — Hydraulic Diaphragm Metering Pump

Metering Pump

JYM25

Hydraulic Diaphragm Metering Pump

AILIPU JYM25 hydraulic diaphragm pump. Largest single-head JYM frame for high-capacity leak-free process dosing to 20000 L/h.

Key specs

Flow range: 160–20000 L/h
Max pressure: 400 bar
Motor: 7.5–15 kW

PetrochemicalMunicipal plantPower plant

JYM50 — Hydraulic Diaphragm Metering Pump

Metering Pump

JYM50

Hydraulic Diaphragm Metering Pump

AILIPU JYM50 extra-heavy hydraulic diaphragm pump. Process and pipeline chemical injection where very high flow and API 675 accuracy are required.

Key specs

Flow range: 200–20000 L/h
Max pressure: 400 bar
API 675 ready

Oil & gasPetrochemicalPipeline injection

J1.6A — Plunger Metering Pump

Metering Pump

J1.6A

Plunger Metering Pump

AILIPU J1.6A packed plunger pump. Motor on top of the gearbox, H-slide stroke, self-priming. Particle-free media to 400 bar.

Key specs

Flow range: 0.25–240 L/h
Max pressure: 400 bar
Motor: 0.37–1.1 kW

High-pressure injectionPetrochemicalPower plant

J3.0 — Plunger Metering Pump

Metering Pump

J3.0

Plunger Metering Pump

AILIPU J3.0 packed plunger pump. Multiplex-ready, H-slide stroke, packing renewable in place. To 420 L/h / 450 bar on particle-free media.

Key specs

Flow range: 6.5–420 L/h
Max pressure: 450 bar
Motor: 0.75–1.5 kW

PetrochemicalHigh-pressure injectionChemical processing

J5.0 — Plunger Metering Pump

Metering Pump

J5.0

Plunger Metering Pump

AILIPU J5.0 packed plunger pump. Process plunger for high-viscosity and high-pressure duty. Multiplex heads multiply flow at the same pressure.

Key specs

Flow range: 7.5–1800 L/h
Max pressure: 500 bar
Motor: 0.75–2.2 kW

PetrochemicalOil & gasPower plant

J12.5 — Plunger Metering Pump

Metering Pump

J12.5

Plunger Metering Pump

AILIPU J12.5 packed plunger pump. Smart 5G/Wi-Fi option on listed frames. Heavy process plunger to 3800 L/h and 500 bar.

Key specs

Flow range: 28–3800 L/h
Max pressure: 500 bar
Motor: 2.2–5.5 kW

PetrochemicalHigh-pressure injectionPower plant

J25 — Plunger Metering Pump

Metering Pump

J25

Plunger Metering Pump

AILIPU J25 heavy packed plunger pump. Large-frame process plunger for high-flow high-pressure chemical injection on particle-free media.

Key specs

Flow range: 160–20000 L/h
Max pressure: 500 bar
Frame: J25

PetrochemicalOil & gasPipeline injection

J50 — Plunger Metering Pump

Metering Pump

J50

Plunger Metering Pump

AILIPU J50 extra-heavy packed plunger pump. 15–30 kW process frame for pipeline, methanol and corrosion-inhibitor injection.

Key specs

Flow range: 320–20000 L/h
Max pressure: 500 bar
Motor: 15–30 kW

Oil & gasPipeline injectionPetrochemical

J-X — Plunger Metering Pump

Metering Pump

J-X

Plunger Metering Pump

AILIPU J-X / 2J-X / 3J-X packed plunger pump. Single, duplex or triplex heads. Tongue-and-groove valve seats, ±1% in the 10–100% stroke band.

Key specs

Flow range: 0.25–200 L/h (× heads)
Max pressure: 320 bar
Heads: 1 / 2 / 3

High-pressure injectionPetrochemicalChemical processing

J-Z — Plunger Metering Pump

Metering Pump

J-Z

Plunger Metering Pump

AILIPU J-Z packed plunger pump. Large-stroke process plunger for particle-free high-pressure chemicals. Multiplex frames on request.

Key specs

Flow range: 10–2400 L/h
Max pressure: 280 bar
Accuracy: ±1%

PetrochemicalPower plantChemical processing

EX-B — Digital Diaphragm Metering Pump

Metering Pump

EX-B

Digital Diaphragm Metering Pump

LANGO EX-B stepper digital diaphragm pump. ±1% accuracy, IP65, PVDF or SS316 wet end. 4–20 mA, pulse and RS485 with 4–20 mA feedback. Auto flow calibration and three-colour status LED.

Key specs

Flow range: 6–30 L/h
Max pressure: 10 bar
Drive: stepper · 200 SPM · IP65

Drinking waterDisinfectionSwimming pools

EX-C — Digital Diaphragm Metering Pump

Metering Pump

EX-C

Digital Diaphragm Metering Pump

LANGO EX-C BLDC digital diaphragm pump. 72 W, DN15, 200 SPM, IP65. Colour LCD, over-pressure / leak / STOP alarms, optional diaphragm-rupture detection. Replaces VFD + flowmeter + PLC on many skids.

Key specs

Flow range: 22–200 L/h
Max pressure: 10 bar
Motor: BLDC 72 W · DN15

Wastewater treatmentIndustrial waterChemical processing

EX-D — Digital Diaphragm Metering Pump

Metering Pump

EX-D

Digital Diaphragm Metering Pump

LANGO EX-D BLDC digital diaphragm pump for higher industrial flow. 260 W, DN25, Ø131 diaphragm, 200 SPM. Adjustable suction speed for viscous media, batch / interval batch and ECO low-pulsation drive.

Key specs

Flow range: 400–800 L/h
Max pressure: 10 bar
Motor: BLDC 260 W · DN25

Wastewater treatmentChemical processingIndustrial water

EX-E — Digital Diaphragm Metering Pump

Metering Pump

EX-E

Digital Diaphragm Metering Pump

LANGO EX-E BLDC digital diaphragm pump. 400 W, Ø157 diaphragm, DN25, 1000–1500 L/h. Same EX-series LCD, alarms and 4–20 mA / pulse / RS485 stack as EX-C/D for large continuous dosing.

Key specs

Flow range: 1000–1500 L/h
Max pressure: 4 bar
Motor: BLDC 400 W · DN25

Municipal waterChemical processingIndustrial water

ED-M — Solenoid Diaphragm Metering Pump

Metering Pump

ED-M

Solenoid Diaphragm Metering Pump

LANGO ED-M intelligent solenoid diaphragm pump. Manual / 4–20 mA / pulse in one unit, 360 SPM, IP65, PVDF or SS316. Auto flow calibration, three-colour LED, pulse feedback to PLC and 12 VDC instrument output.

Key specs

Flow range: 4–33 L/h
Max pressure: 16 bar
Control: manual / 4–20 mA / pulse

Drinking waterBoiler treatmentSwimming pools

EH-E — Solenoid Diaphragm Metering Pump

Metering Pump

EH-E

Solenoid Diaphragm Metering Pump

LANGO EH-E high-flow solenoid diaphragm pump. Stroke length 20–100% plus 0–360 SPM, LCD, 4–20 mA / pulse / STOP. Aluminium frame, IP65. PVC, PVDF or SS316 wet end.

Key specs

Flow range: 31.2–75 L/h
Max pressure: 7 bar
Stroke 20–100% · 360 SPM · 48 W

Wastewater treatmentDisinfectionIndustrial water

EJ — Compact Solenoid Metering Pump

Metering Pump

EJ

Compact Solenoid Metering Pump

LANGO EJ compact solenoid diaphragm pump. Max 9 L/h at 10 bar, 360 SPM, 24 W. EJ-P manual or EJ-A 5–24 V pulse. PP or PVDF head, PPE+GF housing, built-in vent.

Key specs

Flow range: 0–9 L/h
Max pressure: 10 bar
EJ-P manual · EJ-A 5–24 V pulse

Swimming poolsDrinking waterBoiler treatment

GY — Mechanical Diaphragm Metering Pump

Metering Pump

GY

Mechanical Diaphragm Metering Pump

LANGO GY mechanical diaphragm metering pump. Horizontal layout, ±2% accuracy, PVC / PVDF / SS316 wet end, DN15 union. 40 W or 90 W, single-phase 220 V or three-phase 380 V.

Key specs

Flow range: 25–200 L/h
Max pressure: 10 bar
Motor: 40–90 W · DN15

Wastewater treatmentIndustrial waterChemical processing

GX — Mechanical Diaphragm Metering Pump

Metering Pump

GX

Mechanical Diaphragm Metering Pump

LANGO GX mechanical diaphragm metering pump. ±2% accuracy, worm-gear drive, cast-aluminium housing, IP55 motor. Stroke adjustable while running. Optional VFD or Ex BT4 / CT4 motor.

Key specs

Flow range: 120–400 L/h
Max pressure: 5 bar
Motor: 0.25–0.37 kW · 150 SPM

Chemical processingWastewater treatmentIndustrial water

GM — Mechanical Diaphragm Metering Pump

Metering Pump

GM

Mechanical Diaphragm Metering Pump

LANGO GM mechanical diaphragm metering pump. 5–600 L/h, up to 12 bar, PTFE or composite diaphragm, leak-free. PVC / PVDF / SS304 / SS316 heads. Optional VFD and Ex BT4 / CT4 motor.

Key specs

Flow range: 5–600 L/h
Max pressure: 12 bar
Motor: 0.37–0.55 kW · DN15–DN25

Chemical processingWastewater treatmentBoiler treatment

GB — Mechanical Diaphragm Metering Pump

Metering Pump

GB

Mechanical Diaphragm Metering Pump

LANGO GB mechanical diaphragm metering pump. 237–2000 L/h, up to 10 bar. Same leak-free PTFE diaphragm platform as GM with larger wet ends, DN15–DN40. Optional VFD and Ex motor.

Key specs

Flow range: 237–2000 L/h
Max pressure: 10 bar
Motor: 0.75–1.5 kW · DN15–DN40

Municipal waterChemical processingIndustrial water

LT — Pulse Mini Metering Pump

Metering Pump

LT

Pulse Mini Metering Pump

LANGO LT pulse-controlled mini metering pump. 348 g, one shot per pulse, 0–720 SPM, 0.055 ml/shot (2.4 L/h). DC 12 / 24 V, IP65, PVDF wet end for OEM and laboratory dosing.

Key specs

Flow: 2.4 L/h (0.055 ml/shot)
Pulse: 0–720 SPM
Mass: 348 g · DC 12 / 24 V · IP65

LaboratoryOEM skidsDisinfection

GT — Hydraulic Diaphragm Metering Pump

Metering Pump

GT

Hydraulic Diaphragm Metering Pump

LANGO GT hydraulic diaphragm / plunger process pump. 0.2–25000 L/h per head, up to 50 MPa (500 bar), ±1% static, 0–100% stroke on the run. GBT7782-2020. PTFE, metal diaphragm or packed plunger; multiplex frames.

Key specs

Flow range: 0.2–25000 L/h
Max pressure: 500 bar (50 MPa)
Accuracy ±1% · multiplex frames

Oil & gasPetrochemicalPower plant

Not sure which model?

Give the duty — flow, pressure and medium. Engineering confirms on the quote.