Lennox 57W37 control-limit switch with adjustable setpoint range of 140–170°F. Designed for furnace and boiler systems to prevent overheating by cycling the burner or blower. Direct replacement for Lennox R46105-004.
Lennox 57W37 Control-Limit Switch 140-170°F
Lennox
$25.95
In Stock
- Fits brands
- Lennox
- SKU:
- 57W37
- Product Type:
- Control-Limit Switch
- Subcategory:
- High-Limit Thermostat
- Application:
- Residential/Commercial
- System Type:
- Furnace, Boiler
- Installation Type:
- OEM Replacement
- Setpoint Range:
- 140–170°F
- Control Type:
- Non-Programmable
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