Resideo - Honeywell Home AT40A1121 Standard Universal Stripped-Down TransformerThe AT40A1121 transformer delivers reliable power for residential combustion control systems. The AT40A1121 transformer features a 120 VAC primary and a 24 VAC secondary to support standard Honeywell Resideo configurations. This standard universal stripped down transformer provides robust compatibility while maintaining a compact footprint for tight installations. Designed as a stripped down, universal unit, it handles 50 60 Hz frequency, 40 VA of

this bearing gasket is a direct fit for replacement projects

durable mounting

Ports are 1/8 in NPT

Honeywell 5112-11 replacement actuator bracket kit delivers precise fit and reliable performance for VBN2/3 and VBF 2-12" & 3" control ball valves

Type: Direct Acting

Model 20196112 compatibility ensures easy maintenance and part matching

built to withstand demanding residential HVAC use

Achieve dependable control in your LP gas system with the VR8440A6036

Stocked as a ready-to-install replacement

This step-down transformer takes a standard 120V input and provides a 24V output

Pressure regulator with a 3

Designed for compatibility with MP953A