Description
The Tecumseh K71-43 Start Relay is an OEM-quality electrical component engineered to deliver dependable compressor starting performance in residential and light commercial refrigeration and air conditioning applications. Designed to work seamlessly with compatible Tecumseh compressors, this start relay engages the start winding at startup and drops it out once the compressor reaches running speed — protecting the motor and extending equipment life.
Key Features
- OEM Tecumseh start relay designed for precise compressor compatibility
- Ensures reliable engagement of the compressor start winding during startup
- Automatically drops out start winding once operating speed is reached
- Helps protect compressor motor from overheating and premature wear
- Direct replacement for failed or worn start relays in Tecumseh compressor systems
- Compact design for easy installation in existing equipment
Application
The K71-43 is suited for use in refrigeration systems, residential air conditioners, and light commercial HVAC equipment utilizing compatible Tecumseh compressors. It is an essential component for maintaining proper compressor operation and system efficiency.
Why Choose the Tecumseh K71-43
Using a genuine Tecumseh start relay ensures proper electrical characteristics matched to your compressor’s specifications. Aftermarket or mismatched relays can cause hard-start conditions, compressor damage, or premature failure. The K71-43 provides peace of mind with a trusted OEM solution.
Specifications
- Brand: Tecumseh
- Part Number: K71-43
- Component Type: Start Relay
- Application: Refrigeration and air conditioning compressors







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