24 Volt Transformer, 40 VA AC Transformer Plug in with PTC Fuse Compatible with Ring Doorbell and Thermostat, Compatible with Nest, Ecobee, Sensi/Honeywell/ 24V Adapter (1 Pack)

Additional Details from the Manufacturer

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More features

• 【Warm Tips】Please read the installation instructions carefully before use (the middle terminal is connected to the ground wire) to avoid installation errors that may cause the product to become unusable
• Eliminate doorbell/ thermostat underpower hassle: 24V 40VA plug in transformer, replaces and upgrades underpowered transformer with this 24V AC transformer, offering plenty of power for your thermostats and doorbells
• Specification: input voltage: 120 VAC, 60Hz; Output voltage: 24V, 40VA; The power supply needs to be disconnected during the installation process; The resistor is not insulated; Please wear insulating gloves and other protective tools to avoid injury
• Safe and stable: auto resetting (PTC) fused secondary, LED green power indicator, positive/ negative/ screw terminals
• UL Certified and Easy Installation: electrical outlet mounting tab; Warm Tip: Only equip with plug in transformer, no wires included
• Universal compatibility: this 24v transformer is compatible with Ring video doorbell, Ring video doorbell 2, Ring video doorbell pro, Nest Skybell Doorbell, also compatible with Nest, Ecobee/Honeywell and Sensi Smart Thermostats, and other devices, that require constant 24 volt power for operation; Note: please add a 50W Watt 25 Ohm Resistor if you use this transformer to charge a doorbell, the brand above is only for demonstrating compatibility