OEM rotary switching thermostat engineered specifically for technical environments where reliability and simplicity are paramount

technicians often use 3-pole contactors for single-phase loads by utilizing only two poles

This Siemens S55155-A110 is UL listed for plenum installations and supports parallel operation of up to 10 units

its pilot-operated design is suitable for suction line service

the 37C73U-171 is specifically calibrated for Natural Gas only

Heil Quaker ICP 1186888 Motor 326058-756 OEM rotary switching thermostat engineeredThe Heil Quaker ICP 1186888 Motor is a high reliability direct drive blower motor designed for mid static residential and light commercial HVAC systems. This 115V single phase motor delivers 1 3 HP at a rated speed of 1075 RPM, providing the consistent torque recovery needed for optimal static pressure management. Built on a 48 frame, it features 4 speed taps, allowing technicians to fine tune system airflow to meet specific seasonal requirements or