Product Information
Crankcase heater
Already a customer?
Sign in to view pricingAre you an HVAC/Gas professional?
Call (604) 524-0086 to open a trade account and get online access.
Note: We do not sell to the general public.
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 crankcase heater provides continuous low-level warming of the compressor during off cycles to prevent refrigerant migration, reduce noisy or damaging cold starts, and protect compressor operation. (bosch-homecomfort.com) It is supplied as an accessory for Bosch heat‑pump and split‑system outdoor units and is intended for installers and service technicians to improve start reliability. (bosch-homecomfort.com) Exact part number 8733953169 was not located on Bosch North America sites; this description is based on Bosch technical manuals and product data for crankcase heaters.
Related Products
Gasket 22,2x30x2
O-ring
O-ring burner flange (outer ring)
O-ring 1.23 x 0.14 NBR
Lip seal 29,8 x 6,1
Burner sealing
Washer
#7 O-Ring SSB399
O-ring 13,87x3,53
Seal (Service cover) WB5-II+
Sealing
