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Ships within 48 hours · Estimated delivery Oct 17 - Oct 22
The 1 1/2" NPT connection and high-flow capacity make it a staple for industrial boilers and large-scale furnace installations
High-Precision Monitoring: Delivers accurate resistance feedback to Maxitrol Selectra modulating valves for tight temperature control
rattle-free seal in the filter track
Engineered specifically for Carrier refrigerant distribution systems
Lennox 18H01 Limit Switch 322057-301 The 1 1/2" NPT connectionThe Lennox 18H01 Limit Switch is a high precision OEM replacement part engineered for critical thermal protection in heating and air conditioning systems. This specific L140 40F limit control is designed to monitor internal temperatures with an auto reset function, automatically breaking the electrical circuit if temperatures exceed the 140F threshold and restoring operation once conditions drop to 100F. Built with a rugged housing to withstand the
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