Interpump PUMP WS251 R ATEX
The Interpump WS251 R ATEX is an industrial pump delivering 15 L/min at 250 bar, rated for 7.35 kW power input at 1450 rpm. Designed for hazardous-area applications requiring ATEX compliance, it suits high-pressure…
SKU 3G-ITP-01947
Also listed as: WS0251EX000 · WS0251EX 000
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Product Description
The Interpump WS251 R ATEX is an industrial pump delivering 15 L/min at 250 bar, rated for 7.35 kW power input at 1450 rpm. Designed for hazardous-area applications requiring ATEX compliance, it suits high-pressure fluid transfer in regulated environments.
Frequently Asked Questions
What is the Interpump WS251 R ATEX pump used for?
The Interpump WS251 R ATEX is an industrial pump designed for hazardous-area applications requiring ATEX compliance. It delivers high-pressure fluid transfer at 250 bar and 15 L/min, making it suitable for regulated environments such as chemical processing, oil and gas, and industrial cleaning where explosion-proof equipment is mandatory.
What are the specifications of the Interpump WS251 R ATEX pump?
The Interpump WS251 R ATEX pump delivers 15 L/min at 250 bar (3625 psi) with a power input of 7.35 kW (10 hp) at 1450 rpm. It weighs 14.5 kg and has overall dimensions of 317.5 x 236 x 180 mm. The pump features a male shaft key design and is ATEX-certified for hazardous environments.
Where to buy the Interpump WS251 R ATEX pump in Singapore?
You can source the Interpump WS251 R ATEX pump through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this ATEX-compliant industrial pump for hazardous-area applications.
How to install the Interpump WS251 R ATEX pump?
Install the Interpump WS251 R ATEX pump on a stable foundation, align the shaft coupling, and ensure proper lubrication with the recommended oil. Follow the manufacturer's manual for torque specifications on bolts and seals. For ATEX compliance, verify grounding and use explosion-proof electrical connections as per local regulations.
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Common applications for InterpumpSpare Parts & Repair Kits
Official WS251 parts list — 128 parts, 62 available in catalog

Repair Kits — Order These for Routine Maintenance
Individual Components
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62 parts available in our catalog — get a single quote with volume pricing
Official WS251 parts list — Industrial Pumps (Series 53 E1)
Recommended Spare Parts
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.





















