Menu
Skip to main content
phone.svg 015395 66193email.svg sales@flowjet.co.uk
FacebookTwitterBlogYoutube
All Products
Brands
Machine Repair
Size Charts
Offers
Contact Us
Type to search
Type to search

Shop popular:

NEW Nilfisk Hot Pressure WashersPressure WashersMachine Parts by BrandPumps & SparesPopular High Pressure HosesHose ReelsNozzlesPressure Washer TriggersUnloader ValvesInterpump Service Kits

Free UK mainland delivery on orders over £200 excluding VAT

Speak to an Expert: 015395 66193

Finance Available

Rated 4.8 on Google

HomeHome
Pratissoli S4090 Certified Safety Relief Valve
Pratissoli S4090 Certified Safety Relief Valve – image 1

Pratissoli S4090 Certified Safety Relief Valve

SKU: S4090-350
exc. vat
inc. vat
Price
£3,112.94
£3,735.53
Out of stock
We are sorry, this product is currently out of stock.
  • Get finance on orders over £1000 Learn More
  • Free UK mainland delivery on orders over £200 excluding VAT
  • Bulk discounts available
  • Stock moves quickly. For large or urgent orders, call 015395 66193 to confirm availability.
  • Need assistance? Call 015395 66193

Pratissoli S4090 PED certified safety relief valve with a 350 bar maximum working pressure and a 420 bar set pressure, for 150-516 LPM and water up to 85°C. It is made from stainless steel with a 1 1/2" BSP male inlet, and is factory set and sealed to order.

Specification

  • Part number: S4090-350
  • Brand: Pratissoli
  • Model: S4090
  • Maximum working pressure: 350 bar
  • Set pressure: 420 bar
  • Flow: 150-516 LPM
  • Maximum water temperature: 85°C
  • Setting: factory set and sealed to order
  • Certification: PED 97/23/CE category II
  • Construction: stainless steel
  • Inlet: 1 1/2" BSP male

    Get 10% Off Your First Order

    Join our trade list for new-stock alerts, clearance deals and expert cleaning tips. View our Privacy Policy. Unsubscribe at any time.

    Flowjet Cleaning Equipment is a family-run

    business dealing in commercial and industrial

    Pressure Washers

    Customer Service
    Contact UsAbout UsOur BrochuresServicing & RepairMachine Collection & Repair ServiceFinance
    Charts and Drawings
    Pressure Washer Nozzle ChartFoam Nozzle Size ChartParts DrawingFAQsDrone Cleaning EquipmentElectric Motor Sizing Guide
    Information
    Delivery & ReturnsTerms & ConditionsPrivacy PolicyCookie Policy
    Address

    Flowjet Cleaning Equipment LTD

    Unit 4, Gatebeck Farm

    Gatebeck, Kendal

    LA8 0HW

    United Kingdom

    015395 66193sales@flowjet.co.uk
    © 2026. Flowjet Cleaning Equipment Ltd. All rights reserved. Company No. 07548943 / VAT No. 946227313Built by Vitara Commerce
    FacebookTwitterBlogYoutube

    PROMO: Get 10% OFF

    Would you like to save 10% on your order today? Enter your email address to receive a discount code!

    By signing up, you agree to receive marketing emails. View our privacy policy and terms of service for more info.