Johnson Controls A19ABC-12C Hot Water Temperature ControlThe Johnson Controls A19ABC 12C Hot Water Temperature Control delivers precise regulation for hot water boilers, ensuring reliable water heating performance. With an 8 foot capillary thermostat and a convertible range adjuster, this device adapts to a variety of installations while maintaining accurate temperature control. Key specs make it a versatile choice for both residential and commercial heating. The unit offers a 100 to 240F operating range

Durable Construction: Durable insulation and protective sheathing for long life in tough conditions

This flame rod replacement replaces 50873AS and restores optimal burner performance

Reliable pressure sensing to trigger safe operation

Compatibility: Replaces C6097A1012 and C645A1071

Efficient venting: Supports proper combustion exhaust for safe operation

it delivers reliable performance across installations

This high-precision sensor ensures fast response and reliable readings

Limit switch: Microswitch (NC)

and straightforward wiring and mounting simplify installation in retrofit projects or new builds

reducing service time

Steel System Connection

helping manage combustion air with a compact 3