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LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1 - 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, 1000:1

The LMI PUMPS Chemical Metering Pump is a compact solenoid-driven diaphragm metering pump (MPN C931-312SI) with a PVDF head, PTFE diaphragm, and 115V AC nameplate voltage. It features a reproducibility of ±1.0%…

SKU 3G-OTH-87212

Also listed as: C931312SI · C931 312SI

Brand
LMI PUMPS
Item
Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1
Category
Compact Solenoid-Driven Diaphragm Metering Pumps
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

LMI PUMPS
Manufacturer Part Number
C931-312SI
Type
PVDF Head, PTFE Diaphragm, PVDF, 1/2 in
AC
115V
Seal Material
PVDF/Polyprel
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 C931-312SI) with a PVDF head, PTFE diaphragm, and 115V AC nameplate voltage. It features a reproducibility of ±1.0%, ceramic check balls, PVDF fittings, and PVDF/Polyprel seals.

Frequently Asked Questions

What is the LMI PUMPS C931-312SI chemical metering pump used for?

The LMI PUMPS C931-312SI is a compact solenoid-driven diaphragm metering pump designed for precise chemical injection in water treatment, industrial processing, and chemical dosing applications. Its PVDF head and PTFE diaphragm provide corrosion resistance, making it suitable for aggressive fluids.

What are the specifications of the LMI PUMPS C931-312SI?

The LMI PUMPS C931-312SI operates at 115V AC with a reproducibility of ±1.0%. It features a PVDF head, PTFE diaphragm, ceramic check balls, PVDF fittings, and PVDF/Polyprel seals. The pump has a 1/2-inch connection and is part of the compact solenoid-driven diaphragm metering pump series.

Where to buy the LMI PUMPS C931-312SI worldwide?

You can source the LMI PUMPS C931-312SI chemical metering pump through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your operations.

How to install the LMI PUMPS C931-312SI metering pump?

Install the LMI PUMPS C931-312SI by mounting it vertically near the chemical source, ensuring proper suction lift. Connect PVDF fittings securely, prime the pump head, and verify 115V AC power. Follow standard solenoid pump best practices for tubing and check valve orientation to prevent backflow.

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, 1000:1, PVDF, 1/2 in (MPN C931-313SI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 1/2 in (MPN C931-313SI)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 1/2 in (MPN C131-312SI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 1/2 in (MPN C131-312SI)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 1/2 in (MPN C731-312SI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 1/2 in (MPN C731-312SI)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 3/8 in (MPN C721-363SI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 3/8 in (MPN C721-363SI)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 1/2 in (MPN B741-312SI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 1/2 in (MPN B741-312SI)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 1/2 in (MPN C731-313SI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 1/2 in (MPN C731-313SI)

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