24V 40VA Thermostat And Doorbell Transformer For Ring Doorbell And Thermostats, UL Certified, 120V Input, 24V Output, Easy Screw Down Install, Powers Ring And Honeywell Thermostats

UL-Certified 24V 40VA Transformer for Doorbell & Thermostats ✔️ Input 120 VAC, 60 Hz; Output 24 V, 40 VA; screw-down install

This UL-certified 24V transformer provides a steady 24-volt power supply for doorbells and smart thermostats. With 120V input and screw-down installation, it’s a reliable upgrade for Ring doorbells and common thermostat brands like Honeywell, Nest, and Ecobee.

✅ 24V output, 40 VA max for reliable device power
✅ 120 VAC, 60 Hz input for standard US wiring
✅ UL-certified safety and dependable performance
✅ Screw-down installation into a standard electrical box
✅ Compatible with Ring doorbells and major thermostats (Honeywell, Nest, Ecobee)
✅ Black enclosure blends with most electrical boxes

💡 What is a 24V transformer used for in doorbell and thermostat setups? A handy power supply that keeps 24V devices running reliably.

- 24V doorbell and thermostat power supply for reliable operation
- Compatible with Ring, Honeywell, Nest, Ecobee thermostats
- UL-certified safety for reliable performance
- Easy screw-down installation into a standard electrical box