MYSON 309S189 THERMOCOUPLE STRAIGHT

  • Our Part No: 1130799
  • MPN: 309S189

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

No known replacement is available.

Why Choose DHS?

MYSON 309S189 THERMOCOUPLE STRAIGHT.

A thermocouple is made from two different metals and is a part which activates an electromagnet that can open or close a valve to allow water or gas to go through the system. The thermocouple produces a small electrical charge by heating up one side .

This part is present in 13 different appliances on our system including the MYSON APOLLO 40 S and the MYSON APOLLO 50 S, MYSON APOLLO 30 SI, MYSON APOLLO 40 SI, MYSON APOLLO 50 SI . At the bottom of the page is an appliance grid with links to all appliances that contain this part, Please use this if you would like to view all other spares that fit that model and download the user manual for that appliance. Please contact us before ordering if none of these models match the one you have so we can confirm this part is compatible.


The MYSON 309S189 THERMOCOUPLE STRAIGHT is a genuine, brand new Myson Boiler Spares product, covered by a Myson Boiler Spares manufacturer's guarantee.

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

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...

SAUN S1041200 SUPPORT HEAT EXCHANGER (RIGHT)

Part No: 1420603 / MPN: S1041200

£8.26 inc VAT

Available in 5-7 working days

WORCESTER 87161208660 HW THERMISTOR HARNESS

WORCESTER 87161208660 HW THERMISTOR HARNESS

Part No: 1016493 / MPN: 87161208660

Sorry, this part is now obsolete

View Part Details

GLOWWORM S418357 DRAUGHT DIVERTER S/A (SW) SS5C

Part No: 1335321 / MPN: S418357

Sorry, this part is now obsolete

View Part Details

Ariston 60000029 Serigraphed Strip For Prog.

Part No: 8901285 / MPN: 60000029

Sorry, this part is now obsolete

View Part Details