Interpump PUMP W3521 L W/O RAILS
Interpump PUMP W3521 L is an industrial gear pump delivering 21 L/min at 350 bar, rated 14.7 kW at 1450 rpm. Weighing 19.5 kg, it suits high-pressure hydraulic systems requiring compact, reliable fluid transfer…
SKU 3G-ITP-01727
Also listed as: W03521S100 · W03521S 100
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
Interpump PUMP W3521 L is an industrial gear pump delivering 21 L/min at 350 bar, rated 14.7 kW at 1450 rpm. Weighing 19.5 kg, it suits high-pressure hydraulic systems requiring compact, reliable fluid transfer without integrated rails.
Frequently Asked Questions
Where can I buy the Interpump W3521 L pump with worldwide delivery?
Order the Interpump W3521 L from 3G Electric, an authorized industrial distributor. We handle logistics, customs clearance, and delivery worldwide. Lead time on request.
What is the flow rate and pressure rating of the Interpump W3521 L?
The Interpump W3521 L delivers 21 L/min (5.55 US gpm) at a maximum pressure of 350 bar (35 MPa / 5,075 psi). Rated output is 14.7 kW at 1,450 rpm.
What are the dimensions and weight of this Interpump pump?
The W3521 L weighs 19.5 kg and measures 351.5 mm in length. It is a compact unit without integrated rails, ideal for space-constrained high-pressure hydraulic applications.
Used in
Common applications for InterpumpSpare Parts & Repair Kits
Official W3521 parts list — 276 parts, 54 available in catalog

Repair Kits — Order These for Routine Maintenance
Individual Components
Need multiple parts? Request a bundled quote
54 parts available in our catalog — get a single quote with volume pricing
Official W3521 parts list — Industrial Pumps (66 Series)
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.
