the AT-11-1 is specifically optimized for the port dimensions and mounting requirements of Schneider Electric and Barber Colman TK Series hardware

Built to handle high-amp HVAC circuits

using the correct OEM-spec Maxitrol R11110-512 ensures the assembly meets its original 1/2 PSI rated pressure performance standards without the need for entire valve replacement

Industrial Durability: Rugged construction designed to withstand ambient limits from -30°F to 125°F

Key Benefits for Technicians Universal Compatibility: Field-shippable and designed to fit all VBB/VBS valve bodies without specialized linkages or tools

Robertshaw 5225-047 Limit Control Freon the AT-11-1 is specifically optimizedThe Robertshaw 5225 047 is a heavy duty LCH series manual reset limit control designed for critical over temperature protection in commercial cooking and HVACR applications. Engineered as a fixed high limit switch, this component features a factory calibrated trip point at 450F (232C) to ensure system safety by interrupting the power circuit upon reaching the thermal ceiling. The assembly includes a 24 inch capillary and a 3 16" x 7 5 8" nickel plated