Product Information
4 way Valve Assembly
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 4‑Way Valve Assembly (PN 8733956430) is a service replacement assembly intended to control refrigerant flow paths in reverse‑cycle and heat‑pump HVAC equipment, allowing systems to switch between heating and cooling modes. Designed for professional installers and service technicians, it serves as an OEM‑style replacement to simplify field repairs and restore proper flow control without extensive system modifications. (bosch-homecomfort.com)
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