Cutequeen 2PCS 50W Watt 25 Ohm Resistor Aluminum Case Wirewound Chassis Mounted (Pack of 2)

24 Volt Transformer, C Wire Adapter Thermostat, Competible with All Versions of Ring Doorbell and Thermostat for Nest Ecobee, Sensi and Honeywell, 315" Long Cable 24V Transformer

Southwire 64267101 Red/White Bell Wire

25 Ohm 50 Watt Wirewound Resistor, 50W 25 Ohm Wire Wound Resistor Chassis Mount Resistor, 50 Watts 25 Ohm Wirewound Resistor Aluminum Case

Elk TRG2440 24VAC, 40 VA AC Transformer with PTC Fuse

Newhouse Hardware 3TRAN Tri-Volt (8vac/10VA, 16vac/10VA or 24vac/20VA) Transformer for Ring, Nest and Standard Doorbells 1pk

Southwire 64267201 Red/White Bell Wire

24V 40VA Thermostat and Doorbell Transformer, Power Supply Compatible with Nest, Ecobee, Sensi and Honeywell Thermostat, Nest Hello Doorbell and All Versions of Ring Doorbell (Style 1)

Power Adapter, Video Doorbell Power Supply for the Ring Video Doorbell, Ring Video Doorbell 2 & Ring Video Doorbell Pro, Power Supply, Adapter, Battery Charger

Doorbell Transformer, 16v 30va Compatible with Ring Video Doorbell Pro, Nest Hello Doorbell Hardwired Door Chime Transformer