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LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PP Head, PTFE Diaphragm - Compact Solenoid-Driven Diaphragm Metering Pumps
LMI PUMPSCompact Solenoid-Driven Diaphragm Metering Pumps

LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PP Head, PTFE Diaphragm

The LMI PUMPS Chemical Metering Pump is a compact solenoid-driven diaphragm metering pump (MPN E731-25HV) with a PTFE diaphragm and PTFE seals, PP fittings, and 316 SS check balls. It operates at 115V AC and delivers…

SKU 3G-OTH-87472

Also listed as: E73125HV · E731 25HV

Brand
LMI PUMPS
Item
Chemical Metering Pump: Solenoid, 115V AC, PP Head, PTFE Diaphragm
Category
Compact Solenoid-Driven Diaphragm Metering Pumps
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

LMI PUMPS
Manufacturer Part Number
E731-25HV
Type
PP Head, PTFE Diaphragm, 8 gpd Max. Flow Rate
AC
115V
Seal Material
PTFE
Reproducibility
±1.0%
Fitting Material
PP
Nameplate Voltage
115V AC
Diaphragm Material
PTFE
Check Ball Material
316 SS

Technical Documents

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LMI PUMPS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LMI PUMPS Chemical Metering Pump is a compact solenoid-driven diaphragm metering pump (MPN E731-25HV) with a PTFE diaphragm and PTFE seals, PP fittings, and 316 SS check balls. It operates at 115V AC and delivers a maximum flow rate of 8 gpd with a reproducibility of ±1.0%.

Frequently Asked Questions

What is the LMI PUMPS Chemical Metering Pump E731-25HV used for?

The LMI PUMPS E731-25HV is a compact solenoid-driven diaphragm metering pump designed for precise chemical dosing in water treatment, industrial processing, and chemical injection applications. It handles aggressive fluids with its PTFE diaphragm and seals, PP head, and 316 SS check balls.

What are the specifications of the LMI PUMPS E731-25HV?

The LMI PUMPS E731-25HV operates at 115V AC, delivers a maximum flow rate of 8 gpd, and offers ±1.0% reproducibility. It features a PP head, PTFE diaphragm and seals, 316 SS check balls, and PP fittings. The diaphragm material is PTFE, and the seal material is PTFE.

Where to buy the LMI PUMPS E731-25HV worldwide?

You can source the LMI PUMPS E731-25HV through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the LMI PUMPS solenoid metering pump?

Install the LMI PUMPS E731-25HV on a stable surface near the chemical source. Ensure the suction line is leak-free and the discharge line has a back-pressure valve. Prime the pump head before startup. Always follow the manufacturer's manual for electrical connections and tubing routing.

Used in

Common applications for LMI PUMPS
Water treatment — LMI PUMPS B111 series for chlorine dosing in municipal water disinfection systems
Cooling tower chemical feed — LMI PUMPS C741 series for injecting corrosion inhibitors and biocides
Boiler water treatment — LMI PUMPS PD051 series for precise caustic and phosphate dosing
Wastewater disinfection — LMI PUMPS B741 series for sodium hypochlorite metering in effluent treatment
Industrial process chemical injection — LMI PUMPS C111 series for acid dosing in metal finishing baths
Chemical manufacturing — LMI PUMPS PD741 series for polymer addition in batch processing

LMI PUMPS Products

3G Electric supplies LMI PUMPS compact solenoid-driven diaphragm metering pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
This compact solenoid-driven diaphragm metering pump from LMI PUMPS features a PVC head, PTFE diaphragm, and ceramic check balls. It operates on 115V AC with a maximum flow rate of 8 gpd and reproducibility of ±1.0%. FKM seals and PVC fittings are included. Typical applications include precise chemical dosing in water treatment and industrial processing
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This compact solenoid-driven diaphragm metering pump from LMI PUMPS features a PVC head, PTFE diaphragm, and ceramic check balls. It operates on 115V AC with a maximum flow rate of 8 gpd and reproducibility of ±1.0%. FKM seals and PVC fittings are included. Typical applications include precise chemical dosing in water treatment and industrial processing
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 8 gpd Max. Flow Rate (MPN E731-24)
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LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 8 gpd Max. Flow Rate (MPN E731-24)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 8 gpd Max. Flow Rate (MPN E731-20HV)
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LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 8 gpd Max. Flow Rate (MPN E731-20HV)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 8 gpd Max. Flow Rate (MPN E731-D18HI)
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LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 8 gpd Max. Flow Rate (MPN E731-D18HI)
Compact solenoid-driven diaphragm metering pump with 115V AC, PP head, PTFE diaphragm and seals, ceramic check balls, and maximum flow rate of 240 gpd. Reproducibility ±1.0%. Suitable for precise chemical dosing in water treatment, industrial processing, and chemical injection applications
LMI PUMPS
Compact solenoid-driven diaphragm metering pump with 115V AC, PP head, PTFE diaphragm and seals, ceramic check balls, and maximum flow rate of 240 gpd. Reproducibility ±1.0%. Suitable for precise chemical dosing in water treatment, industrial processing, and chemical injection applications
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 8 gpd Max. Flow Rate (MPN E731-418SI)
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LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 8 gpd Max. Flow Rate (MPN E731-418SI)

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Solenoid-driven diaphragm metering pump with 115V AC nameplate voltage. Features a 316 stainless steel head and fittings, PTFE diaphragm, FKM seals, and 316 SS check balls. Provides ±1.0% reproducibility. Used for precise chemical injection in water treatment, industrial processing, and chemical dosing applications
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