Product Information
Connector 4-1
Compatible with 3 equipment models
- T9900iSE 199 Greentherm T9900iSE 199 Tankless Water Heater
- T9900SE 160 Greentherm T9900SE 160 Tankless Water Heater
- T9900SE 199 Greentherm T9900SE 199 Tankless Water Heater
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.
Connector 4-1 (part 8738716103) is a Bosch replacement electrical connector intended for use in HVAC and heat-pump assemblies, offering a compact multi-conductor interface for control, sensor and low-voltage wiring. Designed to simplify installation and field service, it groups multiple conductors into a single mating assembly to reduce installation time and help ensure consistent, serviceable connections; installers should verify fitment against the unit wiring diagram.
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