Versatile Electrical Ratings: Supports both 120V and 240V circuits

Broad Compatibility: Specifically designed for Trane HVAC equipment

For technicians simplifying field repairs

It is a critical component for technicians requiring a field-proven 90/150F thermostat that integrates into standard upper or lower element configurations when paired with appropriate high-limit safety controls

the 0556003 is the designated updated replacement for the L100XL-3-150

Bard S8406-105 Control Els PW 17895 Versatile Electrical Ratings: Supports bothThe Bard S8406 105 is a high precision low ambient fan cycle control engineered to regulate condenser fan operation in external cooling environments. Designed as the direct OEM replacement for 8406 105, this pressure actuated switch is critical for maintaining stable head pressure when outdoor temperatures drop below standard operating thresholds. By cycling the fan motor, the S8406 105 prevents evaporator coil freeze ups and ensures consistent