What component could it be? Associated with Uponor C-35 controller. This starts with the Uponor C-37 thermostat, which has sometimes been discussed here. Could there be any fet switch 2 channel? SMD
Control Center Uponor Controller 12 Channel C-35 - Free Shipping - PS Auction - We value the future - Largest in net auctions
Ucs Wired C-35 Controller 12 Ch 1000534 : Uponor
Uponor 1071668 Smatrix Wave Plus Controller X-165 UK 6X | eBay
Uponor UponorControl System Technical data | Manualzz
A3031004 - Uponor (Wirsbo) A3031004 - Four-zone Control Module
Uponor C-55 Manuals | ManualsLib
Powered Four-Zone Controller: A3080404
REPAIR SERVICE Uponor C35 C33 underfloor heating 12 channel control C56 wireless Home, Furniture & DIY Home suusoft.com
UPONOR 6T0849A UNDERFLOOR Heating Control C35 (12) - £100.00 | PicClick UK
Uponor c35 Controller 24v version Repairs Cambridge - PCB Board Repairs Cambridgeshire by Electronic Partners 27. February 2018
INDOOR CLIMATE UPONOR CONTROL SYSTEM WIRED. Installation and Operation Manual - PDF Free Download
Cambridge Boilers on Twitter: "Another uponor controller failure🙁luckily @cambridgeboilers still has old stock #uponor #discontinuedproduct #anotherhappycustomer https://t.co/EyJOh8oVgu" / Twitter
Uponor UponorControl System Installation manual | Manualzz
C35 manual - [PDF Document]
INDOOR CLIMATE UPONOR CONTROL SYSTEM WIRED. Installation and Operation Manual - PDF Free Download
INDOOR CLIMATE UPONOR CONTROL SYSTEM WIRED. Installation and Operation Manual - PDF Free Download