Carrier HH19ZA174 Limit Switch 326070-701 double throw (SPDT) switch for

double throw (SPDT) switch for low water cut-off and alarm activation

while the screw terminals ensure secure electrical connections for 22 to 14 AWG wiring

Why is the 316 Stainless Steel construction important

and large-scale HVAC units

ensuring accurate fitment and electrical alignment

Carrier HH19ZA174 Limit Switch 326070-701 double throw (SPDT) switch forThe Carrier HH19ZA174 is a technical grade L170 40F limit switch designed for critical thermal regulation within HVAC furnaces and industrial automation systems. This SPDT contact configuration switch acts as a vital safety interlock, featuring an actuation range of 170F (Open) to 40F (Close) to prevent equipment overheating and ensure system integrity. Built with a rugged die cast aluminum housing and an IP65 enclosure rating, it is engineered to