Interpump PUMP WW156 R+FL.B3/B14+VALVE K UNLOADER
The Interpump WW156 is an industrial pump with integrated unloader valve, delivering 15 L/min at 150 bar, designed for high-pressure applications requiring compact, reliable fluid delivery at 2800 rpm.
SKU 3G-ITP-02104
Also listed as: WW0156BV020 · WW0156BV 020
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
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Product Description
The Interpump WW156 is an industrial pump with integrated unloader valve, delivering 15 L/min at 150 bar, designed for high-pressure applications requiring compact, reliable fluid delivery at 2800 rpm.
Frequently Asked Questions
What is the Interpump WW156 pump used for?
The Interpump WW156 is an industrial pump designed for high-pressure fluid delivery at 15 L/min and 150 bar. It is commonly used in pressure washing, water jetting, and industrial cleaning systems where compact, reliable performance at 2800 rpm is required.
What are the specifications of the Interpump WW156 pump?
The Interpump WW156 delivers 15 L/min at 150 bar (2175 psi) and 2800 rpm. It requires 5.5 hp (4.04 kW), weighs 7.9 kg, and has overall dimensions of 225 mm x 223 mm x 142.5 mm. The pump features a hollow shaft (key) Ø28 version B and an integrated VK unloader valve.
Where to buy the Interpump WW156 pump in Singapore?
3G Electric supplies the Interpump WW156 pump to 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 Interpump WW156 pump?
Mount the pump on a rigid base, align the shaft coupling per Interpump’s manual, and connect inlet/outlet lines with proper seals. Use the recommended oil grade and torque fasteners to spec. Always prime the pump before startup to avoid dry running.
Used in
Common applications for InterpumpSpare Parts & Repair Kits
Official WW156 parts list — 228 parts, 61 available in catalog

Repair Kits — Order These for Routine Maintenance
Individual Components
Need multiple parts? Request a bundled quote
61 parts available in our catalog — get a single quote with volume pricing
Official WW156 parts list — Industrial Pumps (Series 44)
Interpump Products
3G Electric supplies Interpump pumps & compressors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
