Product Information

Bosch

UPM1 Replacement Kit

SKU: 6537
Item #: 8733903903
MFR #: 8733903903
UPM1 Replacement Kit (Part No. 8733903903) is a Bosch parts-category service kit intended to replace the UPM1 serviceable assembly in compatible Bosch heating and hydronic systems, helping technicians restore core pump/module functionality without sourcing individual parts. The kit simplifies field maintenance by grouping the routine replacement items into a single service package for professional installers. Specific Bosch North America documentation for part number 8733903903 was not located on official Bosch parts pages; this description is therefore based on the product name and parts-category usage. (bosch-homecomfort.com)
Backorder
Contact us for estimated availability
Ships Across Canada
In-stock items ship within 1 business day
Open in Google Maps
Coquitlam, BC V3K 4X9

Already a customer?

Sign in to view pricing

Are 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.

Our team is ready to help
(604) 524-0086
Category: Bosch Parts
Brand: Bosch

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.

UPM1 Replacement Kit (Part No. 8733903903) is a Bosch parts-category service kit intended to replace the UPM1 serviceable assembly in compatible Bosch heating and hydronic systems, helping technicians restore core pump/module functionality without sourcing individual parts. The kit simplifies field maintenance by grouping the routine replacement items into a single service package for professional installers. Specific Bosch North America documentation for part number 8733903903 was not located on official Bosch parts pages; this description is therefore based on the product name and parts-category usage. (bosch-homecomfort.com)

Related Products

Code-Compliant
Meets Canadian HVAC & gas codes
Contractor Pricing
Wholesale for trade pros
Deep Inventory
Common & hard-to-find parts
Canada-Wide Shipping
Every province, coast to coast