Resideo AT72D1089 Transformer R-407C you ensure a water-tight seal

you ensure a water-tight seal that prevents moisture ingress and environmental debris from compromising the electro-hydraulic internal components

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Resideo AT72D1089 Transformer R-407C you ensure a water-tight sealThe Resideo AT72D1089 Transformer is a professional grade solution for technicians requiring a reliable 120V to 24V step down for HVAC control circuits. Engineered with a 40VA power rating, this unit is built to manage the electrical load of 24VAC thermostats, gas valves, and multi zone relays. The hardware features a 4"x4" plate mount design and a NEMA Type D enclosure, ensuring compliance with NEC Class 2 (not wet) and Class 3 (wet) requirements.