What is the Interpump RE44 gearbox reducer used for?

The Interpump RE44 is a compact gearbox reducer designed for electric motors paired with W4 pumps in industrial hydraulic and fluid transfer applications. It delivers 5.5 kW maximum power transmission with a 2.4:1 transmission ratio, ideal for systems requiring efficient torque conversion in confined spaces.

What are the specifications of the Interpump RE44 gearbox?

The RE44 features a 28 mm engine shaft, 2.4:1 transmission ratio, maximum power transmission of 5.5 kW (7.5 hp), and weighs 4.1 kg without oil. It is engineered for direct mounting to W4 pump units with standard motor couplings.

Where can I buy the Interpump RE44 gearbox in Singapore?

3G Electric, an authorised distributor since 1990, stocks the Interpump RE44 (SKU ZRIDEL44-001) for delivery throughout Singapore and Southeast Asia. We handle all logistics, customs clearance, and DDP delivery—contact us for lead times and pricing.

How do I select the right gearbox reducer for my electric motor pump?

Match your motor's power output and shaft diameter to the reducer's specs. The Interpump RE44 suits 5.5 kW motors with 28 mm shafts paired to W4 pumps. Verify your pump model and required transmission ratio before purchase to ensure compatibility and optimal system performance.

Interpump GEAR RED.FOR EL. MOTORS - RE44 FOR PUMP W4 L - Accessories & Installation

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Interpump GEAR RED.FOR EL. MOTORS - RE44 FOR PUMP W4 L

SKU 3G-ITP-00062

Also listed as: ZRIDEL44001 · ZRIDEL44 001

Brand

Interpump

Item

GEAR RED.FOR EL. MOTORS - RE44 FOR PUMP W4 L

Technical Specifications

Interpump

for pumps

69

engine shaft mm

28

transmission ratio i

2.4

weight without oil kg

4.1

max power transmission hp

7.5

max power transmission kw

5.5

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Interpump Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Interpump RE44 is a gearbox reducer for electric motors paired with W4 pumps, delivering 5.5 kW maximum power transmission at a 2.4:1 transmission ratio. The 28 mm engine shaft accommodates standard motor coupling, making it suitable for industrial hydraulic and fluid transfer applications requiring compact power reduction.

Used in

Common applications for Interpump

Shipyard hull cleaning and surface prep — HT100 and W951 paired with dual-lance guns for dockyard service

Petrochemical heat-exchanger descaling — WS-series stainless pumps for neutral-pH cleaning chemistry

Outdoor HVAC condenser mist cooling — ZP180 pumps on rooftop chiller decks

Textile fibre-finishing — W170 and W270 for mist-jet application across drying lines

Municipal water treatment — W951 motor pumps for high-pressure disinfection chemical injection

Interpump Products

3G Electric supplies Interpump accessories & installation. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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