We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

LMI PUMPS B741-313SI Compact Solenoid-Driven Diaphragm Metering Pump - Compact Solenoid-Driven Diaphragm Metering Pumps
LMI PUMPSCompact Solenoid-Driven Diaphragm Metering Pumps

LMI PUMPS B741-313SI Compact Solenoid-Driven Diaphragm Metering Pump

The LMI PUMPS Chemical Metering Pump is a compact solenoid-driven diaphragm metering pump with a PVDF head and PTFE diaphragm. It operates on 115V AC and features a reproducibility of ±1.0%, with ceramic check balls…

SKU 3G-OTH-04433

Also listed as: B741313SI · B741 313SI

Brand
LMI PUMPS
Item
B741-313SI Compact Solenoid-Driven Diaphragm Metering Pump
Category
Compact Solenoid-Driven Diaphragm Metering Pumps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

LMI PUMPS
Manufacturer Part Number
B741-313SI
Type
PVDF Head, PTFE Diaphragm, PVDF, 1/2 in
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

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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 PVDF head and PTFE diaphragm. It operates on 115V AC and features a reproducibility of ±1.0%, with ceramic check balls and PVDF/PTFE seals. The pump includes PVDF fittings and is identified by manufacturer part number B741-313SI.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the LMI PUMPS B741-313SI chemical metering pump used for?

The LMI PUMPS B741-313SI is a compact solenoid-driven diaphragm metering pump designed for precise chemical dosing in water treatment, industrial processing, and chemical injection applications. Its PVDF head and PTFE diaphragm provide excellent chemical resistance for aggressive fluids.

What are the specifications of the LMI PUMPS B741-313SI?

The LMI PUMPS B741-313SI operates on 115V AC with a PTFE diaphragm, PVDF head and fittings, ceramic check balls, and PVDF/PTFE seals. It offers a reproducibility of ±1.0% and a 1000:1 turndown ratio. The fitting size is 1/2 inch.

Where to buy the LMI PUMPS B741-313SI in Singapore?

3G Electric supplies the LMI PUMPS B741-313SI chemical metering pump to customers in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this model.

How to install the LMI PUMPS B741-313SI chemical metering pump?

Mount the LMI PUMPS B741-313SI on a stable vertical surface near the injection point. Use properly sized tubing and ensure the suction line is leak-free. Prime the pump head before startup and verify the 115V AC power supply matches the nameplate rating.

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.

You might also need

Pump Accessories Valves & Regulation Motors & Drives All Products

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 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)
This compact solenoid-driven diaphragm metering pump features a PVDF head and PTFE diaphragm for chemical resistance. It operates at 115V AC with ±1.0% reproducibility. Ceramic check balls, PVDF/PTFE seals, and PVDF fittings are included. Suitable for precise chemical dosing in water treatment and industrial processing applications
LMI PUMPS
This compact solenoid-driven diaphragm metering pump features a PVDF head and PTFE diaphragm for chemical resistance. It operates at 115V AC with ±1.0% reproducibility. Ceramic check balls, PVDF/PTFE seals, and PVDF fittings are included. Suitable for precise chemical dosing in water treatment and industrial processing applications
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 1/2 in (MPN B141-312SI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 1/2 in (MPN B141-312SI)
Compact solenoid-driven diaphragm metering pump with PVDF head, PTFE diaphragm, and ceramic check balls. Operates on 115V AC with ±1.0% reproducibility. Features PVDF fittings and PVDF/Polyprel seals. Suitable for precise chemical dosing in water treatment, industrial processing, and chemical injection applications
LMI PUMPS
Compact solenoid-driven diaphragm metering pump with PVDF head, PTFE diaphragm, and ceramic check balls. Operates on 115V AC with ±1.0% reproducibility. Features PVDF fittings and PVDF/Polyprel seals. Suitable for precise chemical dosing in water treatment, industrial processing, and chemical injection applications
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 1/2 in (MPN C131-313SI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 1/2 in (MPN C131-313SI)
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 3/8 in (MPN B141-312NI)
LMI PUMPS
LMI PUMPS Chemical Metering Pump: Solenoid, 115V AC, PVDF Head, PTFE Diaphragm, 1000:1, PVDF, 3/8 in (MPN B141-312NI)

More from LMI PUMPS

View all LMI PUMPS parts
This compact solenoid-driven diaphragm metering pump features a 316 stainless steel head, PTFE diaphragm, and 316 SS check balls, fittings, and seals. It operates on 115V AC with a reproducibility of ±1.0%. Suitable for precise chemical dosing in water treatment, industrial processing, and chemical injection applications
LMI PUMPS
This compact solenoid-driven diaphragm metering pump features a 316 stainless steel head, PTFE diaphragm, and 316 SS check balls, fittings, and seals. It operates on 115V AC with a reproducibility of ±1.0%. Suitable for precise chemical dosing in water treatment, industrial processing, and chemical injection applications
This compact solenoid-driven diaphragm metering pump features a PVC head, PTFE diaphragm, and ceramic check balls. It operates on 115/230V AC with ±3.0% reproducibility. PVC fittings and PTFE/Polyprel seals are included. Suitable 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 operates on 115/230V AC with ±3.0% reproducibility. PVC fittings and PTFE/Polyprel seals are included. Suitable for 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, 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
Compact solenoid-driven diaphragm metering pump with PVC head, PTFE diaphragm, and thermoplastic body. Operates at 115V AC with ±1.0% reproducibility. 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, PTFE diaphragm, and thermoplastic body. Operates at 115V AC with ±1.0% reproducibility. Features ceramic check balls, PVDF/Polyprel seals, and PVC fittings. Suitable for precise chemical dosing in water treatment and industrial processing applications
Compact solenoid-driven diaphragm metering pump with PP head, PTFE diaphragm and seals, ceramic check balls, and PP fittings. Operates on 115V AC, delivers max flow rate of 168 gpd with ±1.0% reproducibility. Suitable for precise chemical dosing in water treatment, industrial processing, and chemical injection applications
LMI PUMPS
Compact solenoid-driven diaphragm metering pump with PP head, PTFE diaphragm and seals, ceramic check balls, and PP fittings. Operates on 115V AC, delivers max flow rate of 168 gpd with ±1.0% reproducibility. Suitable for precise chemical dosing in water treatment, industrial processing, and chemical injection applications
Compact solenoid-driven diaphragm metering pump with PVC head, PTFE diaphragm, and ceramic check balls. Delivers up to 60 gpd at 115V AC with ±1.0% reproducibility. Fittings are PVC; seals are Polyprel. Used for precise chemical dosing in water treatment and industrial processing
LMI PUMPS
Compact solenoid-driven diaphragm metering pump with PVC head, PTFE diaphragm, and ceramic check balls. Delivers up to 60 gpd at 115V AC with ±1.0% reproducibility. Fittings are PVC; seals are Polyprel. Used for precise chemical dosing in water treatment and industrial processing
Compact solenoid-driven diaphragm metering pump with PVC head, PTFE diaphragm, and thermoplastic construction. Operates on 115V AC and features ceramic check balls, PVDF/Polyprel seals, and PVC fittings. Reproducibility of ±1.0%. Suitable for precise chemical injection in water treatment and industrial processing applications
LMI PUMPS
Compact solenoid-driven diaphragm metering pump with PVC head, PTFE diaphragm, and thermoplastic construction. Operates on 115V AC and features ceramic check balls, PVDF/Polyprel seals, and PVC fittings. Reproducibility of ±1.0%. Suitable for precise chemical injection in water treatment and industrial processing applications
Compact solenoid-driven diaphragm metering pump with PVC head, PTFE diaphragm, and PTFE seals. Operates on 115V AC, delivers up to 20 gpd with ±1.0% reproducibility. Features ceramic check balls and PVC fittings. Used for precise chemical dosing in water treatment, industrial processing, and chemical injection applications
LMI PUMPS
Compact solenoid-driven diaphragm metering pump with PVC head, PTFE diaphragm, and PTFE seals. Operates on 115V AC, delivers up to 20 gpd with ±1.0% reproducibility. Features ceramic check balls and PVC fittings. Used for precise chemical dosing in water treatment, industrial processing, and chemical injection applications