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Interpump K1 Unloader Valve 9-41lpm
InterpumpFlow Sensitive Unloader Valve

Interpump K1 Unloader Valve 9-41 LPM

SKU K1
Max pressure
250 bar
Max flow
41 LPM
Inlet
⅜" BSP Female
Outlet
½" BSP Male · Thread chart
£101.32 ex VAT
£121.58 inc. VAT
In stockOrder by 2pm for next-day delivery.
Need help choosing? Call 015395 66193 (Mon–Fri 9am–5pm) or email sales@flowjet.co.uk.

Overview


Interpump K1 Unloader Valve - Flow Sensitive

Optimize the efficiency and safety of your high-pressure water systems with the Interpump K1 Unloader Valve. Designed for heavy-duty use, this flow-sensitive valve ensures optimal pressure regulation and flow control, enhancing the performance of your pressure washing or industrial cleaning equipment. Constructed with durable brass and stainless steel, the K1 Unloader Valve withstands challenging conditions with maximum reliability. Suitable for systems requiring precise flow management, it supports a wide flow range of 9-41 Lpm and pressure up to 250 Bar, with a recommended minimum working pressure of 40 Bar.

Key Specifications:

  • Part No: K1
  • Maximum Pressure: 250 Bar
  • Flow Rate: 9-41 Lpm
  • Maximum Water Temperature: 60°C
  • Connections: 3/8" BSPF Inlet, 1/2" BSPM Outlet, 1/2" BSPM Bypass, 1/4" BSPF Gauge Ports


Whether for industrial-grade cleaning or commercial systems, the Interpump K1 Unloader Valve is engineered to provide safety, reliability, and efficiency.

Interpump K1 flow sensitive unloader valve in brass and stainless steel, rated to 250 bar and 9-41 LPM, with a ⅜" BSP female inlet.

Specifications

Brand
Interpump
Max Pressure Rating
250 bar
Max Flow Rating
41 LPM
Inlet
⅜" BSP Female
Outlet
½" BSP Male
Unloader Valve Series
Interpump K series (Flow Sensitive)
Weight
2 kg

Technical information

250 Bar max pressure*

9-41 Lpm flow

60°C max water temperature

Flow sensitive valve

Brass & st.steel construction

3/8"BSPF inlet

1/2"BSPM outlet

1/2"BSPM bypass

1/4"BSPF gauge ports

*40 Bar recommended minimum working pressure

Compare similar products

Detail
This product
Interpump K7 Unloader Valve 16-25 LPM
Interpump K7.3 Unloader Valve 25-41 LPM
Interpump K10 Unloader Valve
Price£101.32 ex VAT
£121.58 inc VAT
£140.44 ex VAT
£168.53 inc VAT
£140.44 ex VAT
£168.53 inc VAT
£619.93 ex VAT
£743.92 inc VAT
Max pressure250 bar200 bar200 bar600 bar
Max flow41 LPM16 - 25 LPM25 - 41 LPM26 LPM
Inlet⅜" BSP Female⅜" BSP Female⅜" BSP Female–
Outlet½" BSP Male⅜" BSP Male⅜" BSP Male–
AvailabilityIn stockIn stockIn stockIn stock

Documents

Delivery & returns

  • Free delivery on online orders over £200 + VAT to a UK mainland address.
  • Orders processed by 2pm go out on tracked, insured next-working-day delivery.
  • Orders under £200 + VAT: delivery £11.99 + VAT.
  • Returns: ask us for a returns number first. Unused goods in their original packaging can come back at our discretion, less a restocking fee; faulty or wrong items have no fee.
Full delivery & returns details

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