Johnson Controls A19AAA-40 Temperature Control 30067439-890 A19AGA-37 is identical to A19AGA-37C

A19AGA-37 is identical to A19AGA-37C

The York S1-025-38950-000 Flame Sensor is a critical safety component designed for furnace ignition systems

the York S1-024-36052-015 Pressure Switch is the targeted solution for restoring safe ignition cycles

the DFS-221-199 features SPDT (Single-Pole Double-Throw) snap-acting contacts rated for 15 Amps at 277 VAC

Johnson Controls A19AAA-40 Temperature Control 30067439-890 A19AGA-37 is identical to A19AGA-37CThe Johnson Controls A19AAA 40 is a heavy duty, single stage remote bulb thermostat designed for precision temperature regulation in demanding HVACR environments. Engineered with a liquid filled sensing element, this control provides consistent "repeat" accuracy that remains unaffected by barometric pressure or cross ambient temperature fluctuations. This specific model features a temperature range of 20? F to 80? F (? 5? C to 28? C), making it an