- Brand: Myson Boiler Spares
- Name: MYSN 404C939 RELAY BOARD - OBSOLETE
- MPN: 404C939
- Our Part No: 1131158
- Categories:
MYSN 404C939 RELAY BOARD - OBSOLETE
- Our Part No: 1131158
- MPN: 404C939
We're sorry but this product has now been discontinued by Myson Boiler Spares and can no longer be purchased.
No replacement available.
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12 Month Warranty
On all parts -
The UK's #1 Heating Spares Supplier
94% Rated Excellent/Good
This part fits the following 2 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 variants available.
UCP
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
OEM
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
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
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.
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