Product description
Manufactured as a direct replacement, the Lennox 15M43 provides the electrical signal used to control or monitor equipment operation, such as confirming a safety lock is engaged or triggering a motor function. It is a direct cross-reference for 233BTU. Replacing a worn or damaged unit with this part restores the HVAC or refrigeration system to safe, reliable operating condition.
Product highlights
- Direct Fit Engineering: Cross-references to Lennox 15M43, 233BTU, for a precise match without modification.
- Correct Function: Restores the original operation of the switch, matching OEM fit and performance for an HVAC or refrigeration system.
- Durable Construction: Built to withstand the operating stresses typical of an HVAC or refrigeration system.
- Designed in the USA: Engineered to meet or exceed OEM specifications in the USA.
Specs
- Manufacturer: Lennox
- Manufacturer Part Number: 15M43
- OEM Reference: 233BTU
- Component Type: Switch
Direct replacement models
- Lennox: 15M43, 233BTU
- Fits: Lennox equipment using this part number, including compatible HVAC or refrigeration system models.
You will receive the same product or an OEM-Equivalent that meets the highest standard of the OEM with warranty that will be a direct-fit. Designed in the USA with superior quality to the OEM.








