Product Information
Main control board subassembly
Please note: Hydrowest Products Ltd. is a wholesale distributor and sells exclusively to licensed contractors and trade professionals.
Fast Shipping
In-stock orders ship within 1 business day to anywhere in Canada.
Code-Compliant
All products meet Canadian HVAC and gas code standards.
Wholesale Pricing
Trade pricing for licensed contractors. 40+ years in the industry.
Bosch Main Control Board Subassembly (Part number 8733956825) is an OEM replacement circuit board intended to serve as the central electronics and connector interface for compatible Bosch HVAC and hot‑water products. Supplied as a complete subassembly, it restores factory wiring harness connections, control interfaces and diagnostic access to simplify field service and ensure the unit’s original control architecture is reinstated without system modifications.
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