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Interpump GEARBOX RS500 - D. 1" FOR PUMP WS251 R US - Accessories & Installation
InterpumpAccessories & Installation

Interpump GEARBOX RS500 - D. 1" FOR PUMP WS251 R US

Interpump GEARBOX RS500 is a compact transmission accessory engineered for high-pressure pump integration, delivering 18.5 kW maximum power transmission with a 2.2 transmission ratio and 1-inch engine shaft diameter…

SKU 3G-ITP-00026

Also listed as: ZONDA5080 · ZONDA5 080

Brand
Interpump
Item
GEARBOX RS500 - D. 1" FOR PUMP WS251 R US
Part Number
ZONDA5-080
Category
Accessories & Installation
UNSPSC
40151728 — Pump repair kits
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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

Interpump
Manufacturer Part Number
RS500
for pumps
47
engine flange
SAE J609-A-B
engine shaft in
1
engine shaft mm
25.4
transmission ratio i
2.2
weight without oil kg
4.2
max power transmission hp
25
max power transmission kw
18.5

Technical Documents

(1)
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Interpump Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Interpump GEARBOX RS500 is a compact transmission accessory engineered for high-pressure pump integration, delivering 18.5 kW maximum power transmission with a 2.2 transmission ratio and 1-inch engine shaft diameter. Purpose-built for pump WS251 R US applications in industrial fluid-transfer systems.

Frequently Asked Questions

What is the Interpump GEARBOX RS500 used for?

The Interpump GEARBOX RS500 is a compact transmission accessory designed for high-pressure pump integration, specifically for the WS251 R US pump. It delivers up to 18.5 kW of power with a 2.2 transmission ratio, making it suitable for industrial fluid-transfer systems requiring reliable gear reduction.

What are the specifications of the Interpump GEARBOX RS500?

The Interpump GEARBOX RS500 has a maximum power transmission of 18.5 kW (25 hp), a transmission ratio of 2.2, and a 1-inch (25.4 mm) engine shaft diameter. It weighs 4.2 kg without oil and uses an SAE J609-A-B engine flange. It is engineered for pump WS251 R US applications.

Where to buy the Interpump GEARBOX RS500 in Singapore?

You can source the Interpump GEARBOX RS500 through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this accessory for high-pressure pump integration.

How to install the Interpump GEARBOX RS500?

Installation of the Interpump GEARBOX RS500 requires aligning the 1-inch engine shaft with the pump WS251 R US, securing the SAE J609-A-B flange, and filling with the correct oil grade. Always follow the manufacturer's torque specifications and check the oil level via the dipstick before operation.

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
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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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