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

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

The LMI PUMPS Chemical Metering Pump is a compact solenoid-driven diaphragm metering pump (MPN E731-313SI) with a PVDF head, PTFE diaphragm, and 8 gpd max. flow rate. It operates on 115V AC and features PVDF/PTFE…

SKU 3G-OTH-82858

Also listed as: E731313SI · E731 313SI

Brand
LMI PUMPS
Item
Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm
Category
Compact Solenoid-Driven Diaphragm Metering Pumps
Available to Order
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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
E731-313SI
Type
PVDF Head, PTFE Diaphragm, 8 gpd Max. Flow Rate
AC
115V
Seal Material
PVDF/PTFE
Reproducibility
±1.0%
Fitting Material
PVDF
Nameplate Voltage
115V AC
Diaphragm Material
PTFE
Check Ball Material
Ceramic

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 E731-313SI) with a PVDF head, PTFE diaphragm, and 8 gpd max. flow rate. It operates on 115V AC and features PVDF/PTFE seals, PVDF fittings, ceramic check balls, and ±1.0% reproducibility.

Frequently Asked Questions

What is the LMI PUMPS Chemical Metering Pump used for?

The LMI PUMPS Chemical Metering Pump is used for precise chemical dosing in water treatment, industrial processing, and chemical injection systems. Its solenoid-driven diaphragm design delivers accurate flow with ±1.0% reproducibility, making it suitable for applications requiring consistent metering of aggressive fluids.

What are the specifications of the LMI PUMPS E731-313SI?

The LMI PUMPS E731-313SI is a compact solenoid-driven diaphragm metering pump with a PVDF head, PTFE diaphragm, and 8 gpd max. flow rate. It operates on 115V AC, features ceramic check balls, PVDF fittings, PVDF/PTFE seals, and offers ±1.0% reproducibility. The diaphragm material is PTFE.

Where to buy the LMI PUMPS E731-313SI worldwide?

You can source the LMI PUMPS E731-313SI worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply genuine LMI PUMPS metering pumps to customers globally.

How to install the LMI PUMPS solenoid metering pump?

Install the LMI PUMPS pump on a stable vertical surface near the chemical source. Ensure the suction line is submerged and the discharge line is free of kinks. Prime the pump by filling the head with fluid. Follow LMI PUMPS guidelines for electrical connection to 115V AC and proper tubing support.

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
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 8 gpd Max. Flow Rate (MPN E731-313NI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 8 gpd Max. Flow Rate (MPN E731-313NI)
This compact solenoid-driven diaphragm metering pump features a PVC head, PTFE diaphragm, and ceramic check balls. It delivers a maximum flow rate of 8 gpd at 115V AC with ±1.0% reproducibility. The pump is suited for precise chemical dosing in water treatment, industrial processing, and chemical injection systems
LMI PUMPS
This compact solenoid-driven diaphragm metering pump features a PVC head, PTFE diaphragm, and ceramic check balls. It delivers a maximum flow rate of 8 gpd at 115V AC with ±1.0% reproducibility. The pump is suited for precise chemical dosing in water treatment, industrial processing, and chemical injection systems
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 8 gpd Max. Flow Rate (MPN E731-418SI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 8 gpd Max. Flow Rate (MPN E731-418SI)
Compact solenoid-driven diaphragm metering pump with PVC head and PTFE diaphragm. Operates at 115V AC with a maximum flow rate of 8 gpd and reproducibility of ±1.0%. Features ceramic check balls, PVDF/Polyprel seals, and PVC fittings. Suitable for precise chemical dosing in water treatment and industrial processing applications
LMI PUMPS
Compact solenoid-driven diaphragm metering pump with PVC head and PTFE diaphragm. Operates at 115V AC with a maximum flow rate of 8 gpd and reproducibility of ±1.0%. Features ceramic check balls, PVDF/Polyprel seals, and PVC fittings. Suitable for precise chemical dosing in water treatment and industrial processing applications
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 8 gpd Max. Flow Rate (MPN E731-D18HI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 8 gpd Max. Flow Rate (MPN E731-D18HI)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 4 gpd Max. Flow Rate (MPN E721-363SI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 4 gpd Max. Flow Rate (MPN E721-363SI)

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