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LMI PUMPS B121-297 Compact Solenoid-Driven Diaphragm Metering Pump - Compact Solenoid-Driven Diaphragm Metering Pumps
LMI PUMPSCompact Solenoid-Driven Diaphragm Metering Pumps

LMI PUMPS B121-297 Compact Solenoid-Driven Diaphragm Metering Pump

The LMI PUMPS Chemical Metering Pump is a compact solenoid-driven diaphragm metering pump with a 316 SS head, PTFE diaphragm, and 316 SS check balls, fittings, and seals. It operates at 115V AC with a reproducibility…

SKU 3G-OTH-84928

Also listed as: B121297 · B121 297

Brand
LMI PUMPS
Item
B121-297 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
B121-297
Type
PTFE Diaphragm
AC
115V
SS
316
SS Head
316
Seal Material
316 SS
Reproducibility
±1.0%
Fitting Material
316 SS
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 with a 316 SS head, PTFE diaphragm, and 316 SS check balls, fittings, and seals. It operates at 115V AC with a reproducibility of ±1.0% and a 1000:1 turndown ratio. This model (MPN B121-297) is designed for precise chemical dosing in industrial applications.

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 industrial water treatment, chemical processing, and wastewater applications. Its solenoid-driven diaphragm design with a 316 SS head and PTFE diaphragm ensures accurate injection of aggressive fluids at flow rates controlled by a 1000:1 turndown ratio.

What are the specifications of the LMI PUMPS B121-297 metering pump?

The LMI PUMPS B121-297 is a compact solenoid-driven diaphragm metering pump with a 316 SS head, PTFE diaphragm, and 316 SS check balls, fittings, and seals. It operates at 115V AC, offers ±1.0% reproducibility, and a 1000:1 turndown ratio. The brand is LMI PUMPS, and the MPN is B121-297.

Where to buy LMI PUMPS metering pumps worldwide?

You can source the LMI PUMPS B121-297 metering pump 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; we supply genuine LMI PUMPS components for industrial chemical dosing systems.

How to install a solenoid-driven metering pump like the LMI PUMPS B121-297?

Install the LMI PUMPS B121-297 on a stable, level surface near the chemical source. Connect suction and discharge lines using compatible 316 SS fittings, ensuring proper priming. Wire the 115V AC supply per local codes. Adjust stroke length and frequency for desired flow. Always follow LMI PUMPS guidelines for safe operation.

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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Cross-referenced by specification & description
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, 316 SS Head, PTFE Diaphragm, 1000:1, 316 SS (MPN C121-277)
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LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, 316 SS Head, PTFE Diaphragm, 1000:1, 316 SS (MPN C121-277)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, 316 SS Head, PTFE Diaphragm, 1000:1, 316 SS (MPN B711-297)
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LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, 316 SS Head, PTFE Diaphragm, 1000:1, 316 SS (MPN B711-297)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, 316 SS Head, PTFE Diaphragm, 1000:1, 316 SS (MPN C721-277)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, 316 SS Head, PTFE Diaphragm, 1000:1, 316 SS (MPN C721-277)
Compact solenoid-driven diaphragm metering pump with 115V AC input. Features a 316 stainless steel head, PTFE diaphragm, and 316 SS check balls, fittings, and seals. Reproducibility of ±1.0%. Suitable for precise chemical injection in water treatment, industrial processing, and chemical dosing applications
LMI PUMPS
Compact solenoid-driven diaphragm metering pump with 115V AC input. Features a 316 stainless steel head, PTFE diaphragm, and 316 SS check balls, fittings, and seals. Reproducibility of ±1.0%. Suitable for precise chemical injection in water treatment, industrial processing, and chemical dosing applications
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, 316 SS Head, PTFE Diaphragm, 1000:1, 316 SS (MPN B721-297)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, 316 SS Head, PTFE Diaphragm, 1000:1, 316 SS (MPN B721-297)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, 316 SS Head, PTFE Diaphragm, 1000:1, 316 SS (MPN B731-277)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, 316 SS Head, PTFE Diaphragm, 1000:1, 316 SS (MPN B731-277)

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