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

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

The LMI PUMPS Chemical Metering Pump is a compact solenoid-driven diaphragm metering pump (model B121-499SI) with a 115V AC nameplate voltage, a PVC head, and a PTFE diaphragm. It offers a reproducibility of ±1.0%…

SKU 3G-OTH-83504

Also listed as: B121499SI · B121 499SI

Brand
LMI PUMPS
Item
Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm
Category
Compact Solenoid-Driven Diaphragm Metering Pumps
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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
B121-499SI
Type
PVC Head, PTFE Diaphragm, 60 gpd Max. Flow Rate
AC
115V
Seal Material
PVDF/Polyprel
Reproducibility
±1.0%
Fitting Material
PVC
Nameplate Voltage
115V AC
Diaphragm Material
PTFE
Check Ball Material
Ceramic

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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 B121-499SI) with a 115V AC nameplate voltage, a PVC head, and a PTFE diaphragm. It offers a reproducibility of ±1.0% and features ceramic check balls, PVDF/Polyprel seals, and PVC fittings.

Frequently Asked Questions

What is the LMI PUMPS B121-499SI chemical metering pump used for?

The LMI PUMPS B121-499SI is a compact solenoid-driven diaphragm metering pump designed for precise chemical injection in water treatment, industrial processing, and chemical dosing applications. It handles corrosive fluids with its PVC head, PTFE diaphragm, and ceramic check balls, delivering up to 60 gpd at 115V AC.

What are the specifications of the LMI PUMPS B121-499SI metering pump?

The LMI PUMPS B121-499SI features a 115V AC nameplate voltage, PVC head, PTFE diaphragm, 60 gpd max. flow rate, ±1.0% reproducibility, ceramic check balls, PVDF/Polyprel seals, and PVC fittings. It is a compact solenoid-driven diaphragm pump model B121-499SI from LMI PUMPS.

Where to buy the LMI PUMPS B121-499SI metering pump worldwide?

3G Electric supplies the LMI PUMPS B121-499SI chemical metering pump worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this pump for your application.

How to install the LMI PUMPS B121-499SI solenoid metering pump?

Install the LMI PUMPS B121-499SI by mounting it vertically near the chemical source, ensuring proper suction lift. Connect PVC fittings to the head, verify 115V AC power matches nameplate, and prime the PTFE diaphragm before operation. Follow standard metering pump best practices for calibration and maintenance.

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, PVC Head, PTFE Diaphragm, 60 gpd Max. Flow Rate (MPN B121-498SI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 60 gpd Max. Flow Rate (MPN B121-498SI)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 60 gpd Max. Flow Rate (MPN B121-490SI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 60 gpd Max. Flow Rate (MPN B121-490SI)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 60 gpd Max. Flow Rate (MPN B121-D98AI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 60 gpd Max. Flow Rate (MPN B121-D98AI)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 60 gpd Max. Flow Rate (MPN B121-D90HI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 60 gpd Max. Flow Rate (MPN B121-D90HI)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 60 gpd Max. Flow Rate (MPN B121-D98HI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVC Head, PTFE Diaphragm, 60 gpd Max. Flow Rate (MPN B121-D98HI)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PP Head, PTFE Diaphragm, 60 gpd Max. Flow Rate (MPN B121-495SI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PP Head, PTFE Diaphragm, 60 gpd Max. Flow Rate (MPN B121-495SI)

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