MHS Z846012421 SENSOR FLOW - RETURN S1& S3,S4

  • Our Part No: 1681380
  • MPN: Z846012421

We're sorry but this product has now been discontinued by MHS and can no longer be purchased.

No known replacement is available.

Why Choose DHS?

  • Browse more products in the
    Gas Boiler Spares category

  • Browse more products from
    MHS

  • Secure Express Checkout
    with a selection of payment options

  • 12 Month Warranty
    On all parts

MHS Z846012421 SENSOR FLOW - RETURN S1& S3,S4.

The MHS Z846012421 SENSOR FLOW - RETURN S1& S3,S4 is a genuine, brand new MHS product, covered by a MHS manufacturer's guarantee.

Not what you're looking for? Try our unique Spares Finder tool or you can view all MHS products.

For advice on this or any product, please call us on 0330 123 3707, email us at web@dhsspares.co.uk, or see additional ways to contact us here.

This part fits the following 5 appliances (sorted alphabetically):

May fit others. If you are unsure of your product model, or would like more information, please contact us.

At DHS we offer a range of product options to suit different budgets and requirements, while maintaining quality and reliability across all categories.

Below is an explanation of each product type available on our website. Please note that not all products will have all options available.

Unbranded Part

BEST VALUE

Unbranded Component Product. Genuine manufacturer component, but no branded packaging.

  • Sourced Directly from the Manufacturer
  • Supplied in Unbranded Packaging
  • Same Quality & Function as OEM Version
  • Cost Effective Alternative
  • 12 Month Warranty

Branded Part

ORIGINAL PART

Original Equipment Manufacturer Component with branded packaging.

  • Genuine Original Part
  • Sourced Directly from the Manufacturer
  • Manufacturers Official Packaging
  • Trusted Manufacturer Quality
  • 12 Month Warranty

Alternative Part

Compatible replacement parts sourced from a third party Manufacturer.

  • Lower Cost Replacement Option
  • Fully Functional Alternative
  • Appearance, design or materials may differ from the original part
  • 12 Month Warranty

Refurbished Part

Original OEM components that have been professionally refurbished.

  • Genuine OEM Component Professionally Refurbished and Tested
  • Environmentally Conscious Choice
  • Excellent Value for Money
  • 12 Month Warranty

Need Help Choosing?

If you are unsure of which product category is right for your repair or installation, our team is happy to help.

Contact us for expert advice on compatibility, pricing and availability.

Recently Viewed Products...

MIRA SPHD0015J HEAD ASSEMBLY

Part No: 2315462 / MPN: SPHD0015J

Sorry, this part is now obsolete

View Part Details

TRIA 94248 M12 HEX LOCK NUT ZI/

Part No: 2191658 / MPN: 94248

£3.71 inc VAT

Available in 5-7 working days

Baxi 247435 Viewing Window Gasket - Combi/Platinum/System

Baxi 247435 Viewing Window Gasket - Combi/Platinum/System

Part No: 1116368 / MPN: 247435

£4.67 inc VAT

In stock - Next day delivery available

SIME 6292551 RH REAR PANEL

Part No: 2042988 / MPN: 6292551

£42.98 inc VAT

Available in 5-7 working days