unobtrusive finish

When internal cabinet or heat strip temperatures reach the critical 117°C (242°F) threshold

the P17281 HVAC high limit switch maintains system integrity by preventing heat exchanger damage and ensuring the unit operates within safe thermal parameters

Designed as a high-performance Lennox replacement part

Functional Devices TR75VA004 Transformer unobtrusive finishThe Functional Devices TR75VA004 is a versatile 75VA multi tap transformer designed for reliable power stepping in commercial and industrial HVACR control circuits. Featuring a universal primary input of 120 208 240 480 Vac and a 24 Vac secondary output, this unit eliminates the need to carry multiple single voltage transformers on the service truck. The integrated circuit breaker provides essential overcurrent protection, allowing for quick resets