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LMI PUMPS C731-20S Compact Solenoid-Driven Diaphragm Metering Pump - Compact Solenoid-Driven Diaphragm Metering Pumps
LMI PUMPSCompact Solenoid-Driven Diaphragm Metering Pumps

LMI PUMPS C731-20S Compact Solenoid-Driven Diaphragm Metering Pump

The LMI PUMPS Chemical Metering Pump is a compact solenoid-driven diaphragm metering pump (model C731-20S) with a PTFE diaphragm, ceramic check balls, and an acrylic/PP head. It operates on 115V AC with FKM seals and…

SKU 3G-OTH-84190

Also listed as: C73120S · C731 20S

Brand
LMI PUMPS
Item
C731-20S Compact Solenoid-Driven Diaphragm Metering Pump
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
C731-20S
Type
Acrylic/PP Head, PTFE Diaphragm, FKM
AC
115V
Seal Material
FKM
Reproducibility
±1.0%
Fitting Material
Acrylic/PP
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 (model C731-20S) with a PTFE diaphragm, ceramic check balls, and an acrylic/PP head. It operates on 115V AC with FKM seals and offers ±1.0% reproducibility.

Frequently Asked Questions

What is the LMI PUMPS Chemical Metering Pump C731-20S used for?

The LMI PUMPS C731-20S 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, ceramic check balls, and acrylic/PP head.

What are the specifications of the LMI PUMPS C731-20S?

The LMI PUMPS C731-20S operates on 115V AC with a PTFE diaphragm, ceramic check balls, acrylic/PP head, and FKM seals. It offers ±1.0% reproducibility and a 1000:1 turndown ratio. The diaphragm material is PTFE, and the fitting material is acrylic/PP.

Where to buy the LMI PUMPS C731-20S worldwide?

You can source the LMI PUMPS C731-20S 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 C731-20S chemical metering pump?

Install the LMI PUMPS C731-20S on a stable surface near the chemical source. Ensure the suction line is leak-free and the discharge line has proper backpressure. Prime the pump by filling the head with fluid before starting. Follow standard solenoid pump best practices for electrical connections.

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, Acrylic/PP Head, PTFE Diaphragm, 1000:1, FKM (MPN C731-20HV)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, Acrylic/PP Head, PTFE Diaphragm, 1000:1, FKM (MPN C731-20HV)
This compact solenoid-driven diaphragm metering pump operates at 115V AC and features an Acrylic/PP head, PTFE diaphragm, FKM seals, and 316 SS check balls. It offers ±1.0% reproducibility and is suited for precise chemical dosing in water treatment, industrial processing, and chemical injection applications
LMI PUMPS
This compact solenoid-driven diaphragm metering pump operates at 115V AC and features an Acrylic/PP head, PTFE diaphragm, FKM seals, and 316 SS check balls. It offers ±1.0% reproducibility and is suited for precise chemical dosing in water treatment, industrial processing, and chemical injection applications
This compact solenoid-driven diaphragm metering pump operates on 115V AC and features an acrylic/PP head, PTFE diaphragm, and FKM seals. It uses ceramic check balls and acrylic/PP fittings, with a reproducibility of ±1.0%. Typical applications include precise chemical dosing in water treatment, industrial processing, and chemical injection systems
LMI PUMPS
This compact solenoid-driven diaphragm metering pump operates on 115V AC and features an acrylic/PP head, PTFE diaphragm, and FKM seals. It uses ceramic check balls and acrylic/PP fittings, with a reproducibility of ±1.0%. Typical applications include precise chemical dosing in water treatment, industrial processing, and chemical injection systems
This compact solenoid-driven diaphragm metering pump operates on 115V AC and features an acrylic/PP head, PTFE diaphragm, ceramic check balls, and FKM seals. It delivers a reproducibility of ±1.0%. Typical applications include precise chemical dosing in water treatment, industrial processing, and chemical injection systems
LMI PUMPS
This compact solenoid-driven diaphragm metering pump operates on 115V AC and features an acrylic/PP head, PTFE diaphragm, ceramic check balls, and FKM seals. It delivers a reproducibility of ±1.0%. Typical applications include precise chemical dosing in water treatment, industrial processing, and chemical injection systems
Compact solenoid-driven diaphragm metering pump with 115V AC operation. Features an acrylic/PP head, PTFE diaphragm, FKM seals, and 316 SS check balls. Reproducibility of ±1.0%. Suitable for precise chemical dosing in water treatment and industrial processing applications
LMI PUMPS
Compact solenoid-driven diaphragm metering pump with 115V AC operation. Features an acrylic/PP head, PTFE diaphragm, FKM seals, and 316 SS check balls. Reproducibility of ±1.0%. Suitable for precise chemical dosing in water treatment and industrial processing applications
Compact solenoid-driven diaphragm metering pump with 115V AC voltage, acrylic/PP head, PTFE diaphragm, FKM seals, and 316 SS check balls. Reproducibility of ±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 voltage, acrylic/PP head, PTFE diaphragm, FKM seals, and 316 SS check balls. Reproducibility of ±1.0%. Suitable for precise chemical dosing in water treatment, industrial processing, and chemical injection applications

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This compact solenoid-driven diaphragm metering pump from LMI PUMPS features a 316 stainless steel head, PTFE diaphragm, and PTFE seals. It operates on 115V AC and provides reproducibility of ±1.0%. The pump includes 316 SS check balls and fittings, suitable for precise chemical dosing in water treatment and industrial processing applications
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This compact solenoid-driven diaphragm metering pump features a PVC head, PTFE diaphragm, and ceramic check balls. It operates at 115V AC with a reproducibility of ±1.0%. The pump includes PVDF/Polyprel seals and PVC fittings, suitable for precise chemical injection in water treatment and industrial processing applications
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This compact solenoid-driven diaphragm metering pump features a PVC head, PTFE diaphragm, and ceramic check balls. It operates at 115V AC with a reproducibility of ±1.0%. The pump includes PVDF/Polyprel seals and PVC fittings, suitable for precise chemical injection in water treatment and industrial processing applications
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