Top 10 Best Doorbell Transformers
for October 2021

Recommendations are independently chosen by MOOZ’s editors. Purchases you make through our links may earn us a commission.

1
9.7
SCORE
Doorbell Transformer, 16V, 30VA Comptible with Ring Pro,Nest hello

RAGNAROS Doorbell Transformer

16V, 30VA Comptible with Ring Pro, Nest hello

by xiuyi tech, LTD
What We like

EASY INSTALLATION: Easy replacement took no more than 15 min.Turn off power before wiring,screw down or threaded clamp to electrical box, safe handling.can be mounted horizontal or vertical with a chime mechanism.Quick install transformers, built to last so you should have fewer call backs.

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Product Features

  • 16 V 30 VA DOORBELL TRANSFORMER: powering single or multiple door chimes in one home,compatible with Ring Video Doorbell Pro, Nest Hello Video Doorbell,etc.Please consult the Voltage requirements of your doorbell for specific recommendations.
  • O MORE CLUNK SOUND:if you notice a buzz or hum sound from your ring doorbell,it's likely due to the transformer needing more power.or if you want to keep your ring doorbell hardwired. is the only way to make it happen. Get This transformer and be done!

O more clunk sound:if you notice a buzz or hum sound from your ring doorbell,it's likely due to the transformer needing more power.or if you want to keep your ring doorbell hardwired. is the only way to make it happen. get this transformer and be done! 16 v 30 va doorbell transformer: powering single or multiple door chimes in one home,compatible with ring video doorbell pro, nest hello video doorbell,etc.please consult the voltage requirements of your doorbell for specific recommendations.

2
9.5
SCORE
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)

Maxdot 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)

by Maxdot
What We like

EASY TO INSTALL: screw down or threaded clamp to electrical box, simple to wire up; Please note: the brand names above is only for demonstrating compatibility;

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Product Features

  • UNIVERSAL COMPATIBILITY: this 24v transformer fits for Nest, Ecobee, Honeywell and Sensi smart thermostats; Also compatible with Ring Video Doorbell, Ring Video Doorbell 2, Ring Video Doorbell Pro, Nest Skybell Doorbell, and other devices that require constant 24 volt power for operation
  • POWER UP MULTIPLE THERMOSTATS / DOORBELLS: replaces and upgrades underpowered transformer with this 24V AC transformer, offering plenty of power for single or multiple thermostats and doorbells at the same time
  • UL CERTIFIED AND SAFE USE: this 24 volt transformer is UL-certified, offers reliable performance
  • SPECIFICATION: Input is 120 V/ AC, 60 HZ; Output: 24 V/ 40 VA

Universal compatibility: this 24v transformer fits for nest, ecobee, honeywell and sensi smart thermostats; also compatible with ring video doorbell, ring video doorbell 2, ring video doorbell pro, nest skybell doorbell, and other devices that require constant 24 volt power for operation Ul certified and safe use: this 24 volt transformer is ul-certified, offers reliable performance Specification: input is 120 v/ ac, 60 hz; output: 24 v/ 40 va Power up multiple thermostats / doorbells: replaces and upgrades underpowered transformer with this 24v ac transformer, offering plenty of power for single or multiple thermostats and doorbells at the same time

3
9
SCORE
Power Adapter, Video Doorbell Power Supply 18 VAC , Transformer for Video Doorbell, Video Doorbell Pro, Nest Hello Doorbell - ETL Certificate

APAS Power Adapter, Video Doorbell Power Supply 18 VAC , Transformer for Video Doorbell, Video Doorbell Pro, Nest Hello Doorbell

ETL Certificate

by Well-run Information and Technology
What We like

EASY INSTALLATION - Assemble along the wall from your outlet to the video doorbell, connect to your doorbell of the Non-Polarized wire. It will take you several minutes.

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Product Features

  • POWER - Input voltage is 120VAC @ 60Hz; Output rating is 18VAC @ 500mA. Meet Video Doorbell products official specification.
  • COMPABILITY- This power transformer is designed for all versions of Video doorbell. It is compatible with the Video Doorbell, Video Doorbell 2 and Video Doorbell Pro. A constant power solution and no more interrupted operation well offered for you by this doorbell power adapter.

Compability- this power transformer is designed for all versions of video doorbell. it is compatible with the video doorbell, video doorbell 2 and video doorbell pro. a constant power solution and no more interrupted operation well offered for you by this doorbell power adapter. Power - input voltage is 120vac @ 60hz; output rating is 18vac @ 500ma. meet video doorbell products official specification.

4
9
SCORE
Doorbell Transformer Power Adapter with 50 W 25 Ohm Resistor for Doorbell Compatible with All Versions of Ring Nest Hello Skybell August Doorbell (White)

Hotop Doorbell Transformer Power Adapter with 50 W 25 Ohm Resistor for Doorbell Compatible with All Versions of Ring Nest Hello Skybell August Doorbell (White)

by Hotop
What We like

EASY INSTALLATION: easy and quick install, 16.5 ft cable is long enough to plug it into an electrical outlet inside or outside your house

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Product Features

  • ESIGNED FOR DOORBELL POWER SUPPLY: widely applied for doorbells, compatible with Ring Nest Hello Skybell August Doorbell, etc.; Charge for doorbell directly, without needing to remove the battery to charge up, easy and convenient to solve the "doorbell low battery"
  • DOORBELL TRANSFORMER WITH RESISTOR: plugs into your standard 110 V/ 120 V outlet and converts to 18 V, 500 mA/AC; Series connect the doorbell resistor with either leads of the transformer to protects the doorbell from abnormal voltage and current fluctuations, eliminating and reducing the doorbell hum
  • UL CERTIFIED: UL certification passed, stable and durable 18 V transformer for doorbell
  • PACKING LIST: : 1 x doorbell power supply, 1 x 50 W 25 Ohm resistor; The brand mentioned above is just for demonstrating compatibility

Esigned for doorbell power supply: widely applied for doorbells, compatible with ring nest hello skybell august doorbell, etc.; charge for doorbell directly, without needing to remove the battery to charge up, easy and convenient to solve the "doorbell low battery" Ul certified: ul certification passed, stable and durable 18 v transformer for doorbell Packing list: : 1 x doorbell power supply, 1 x 50 w 25 ohm resistor; the brand mentioned above is just for demonstrating compatibility Doorbell transformer with resistor: plugs into your standard 110 v/ 120 v outlet and converts to 18 v, 500 ma/ac; series connect the doorbell resistor with either leads of the transformer to protects the doorbell from abnormal voltage and current fluctuations, eliminating and reducing the doorbell hum

5
8.7
SCORE
Funmit Doorbell Transformer 16V 30VA Compatible with Compatible with Ring Video Doorbell Pro,Nest Hello Video Doorbell Hardwired Door Chime Transformer

Funmit Doorbell Transformer 16V 30VA Compatible with Compatible with Ring Video Doorbell Pro

Nest Hello Video Doorbell Hardwired Door Chime Transformer

by Funmit
What We like

Funmit is devoted ourselves to provide our customer with quality product and excellent service at a reasonable price, and you can get a free replacement or full refund whatever you are not satisfied

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Product Features

  • EASY INSTALLATION: Turn off power before installation, replace and install, safe handling
  • Input: 120 v AC, 60 Hz; Output: 16 v AC at 30 VA low voltage hardwired door chime transformer
  • WIDE APPLICATION: Replace the old and under powered doorbell transformers, power single or multiple door chimes in one home with ease, eliminate doorbell underpower
  • COMPATIBILITY: Universal using for many doorbell transformers, compatible with Ring Video Doorbell Pro, Nest Hello Video Doorbell, ZmodoWiFi Doorbell, SkyBell,etc

Easy installation: turn off power before installation, replace and install, safe handling Compatibility: universal using for many doorbell transformers, compatible with ring video doorbell pro, nest hello video doorbell, zmodowifi doorbell, skybell,etc Input: 120 v ac, 60 hz; output: 16 v ac at 30 va low voltage hardwired door chime transformer Wide application: replace the old and under powered doorbell transformers, power single or multiple door chimes in one home with ease, eliminate doorbell underpower

6
8.5
SCORE
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

CINCHDONE 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

by CINCHDONE
What We like

Easy to install: Screw down or threaded clamp to electrical box, simple to wire up; Please note: the brand names above is only for demonstrating compatibility.

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Product Features

  • Specification: Input is 120 V/ AC, 60 HZ; Output: 24 V/ 40 VA.
  • Universal Compatibility: This 24V transformer fits for Nest, Ecobee, Honeywell and Sensi smart thermostats; Also compatible with Ring Video Doorbell, Ring Video Doorbell 2, Ring Video Doorbell Pro, Nest Skybell Doorbell, and other devices that require constant 24 volt power for operation.
  • Power up multiple thermostats / doorbells: Replaces and upgrades underpowered transformer with this 24V AC transformer, offering plenty of power for single or multiple thermostats and doorbells at the same time.
  • Eco-friendly: Eco-friendlyzinc plating technology , no pollution.

Universal compatibility: this 24v transformer fits for nest, ecobee, honeywell and sensi smart thermostats; also compatible with ring video doorbell, ring video doorbell 2, ring video doorbell pro, nest skybell doorbell, and other devices that require constant 24 volt power for operation. Power up multiple thermostats / doorbells: replaces and upgrades underpowered transformer with this 24v ac transformer, offering plenty of power for single or multiple thermostats and doorbells at the same time. Specification: input is 120 v/ ac, 60 hz; output: 24 v/ 40 va. Eco-friendly: eco-friendlyzinc plating technology , no pollution.

7
8
SCORE
24V 40VA Thermostat Doorbell Transformer Compatible with Nest Honeywell Ecobee Sensi Thermostat,Nest Hello Doorbell and All Versions of Ring Doorbell

Smartool 24V 40VA Thermostat Doorbell Transformer Compatible with Nest Honeywell Ecobee Sensi Thermostat

Nest Hello Doorbell and All Versions of Ring Doorbell

by Smartool
What We like

EASY INSTALLATIONTurn off power before wiring, screw down or threaded clamp to electrical box, simple to wire up, safe handling

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Product Features

  • TRANSFORMER SPECIFICATIONInput: 120V/AC, 60 Hz; Output: 24V/AC at 40 VA low voltage, certified for safety and quality
  • UNIVERSAL COMPATIBILITYWork with Nest, Ecobee, Honeywell, Sensi smart Thermostats, also compatible with Ring Video Doorbell, Ring Video Doorbell 2, Ring Video Doorbell Pro, Nest Skybell Doorbell, and other devices that require constant 24v power for operation
  • MULTIPLE FUNCTION Use for both multiple doorbell and thermostat, replaces underpowered transformer with 24V AC transformer, providing plenty of power for single or multiple devices (2-3) at the same time

Universal compatibilitywork with nest, ecobee, honeywell, sensi smart thermostats, also compatible with ring video doorbell, ring video doorbell 2, ring video doorbell pro, nest skybell doorbell, and other devices that require constant 24v power for operation Multiple function use for both multiple doorbell and thermostat, replaces underpowered transformer with 24v ac transformer, providing plenty of power for single or multiple devices (2-3) at the same time Transformer specificationinput: 120v/ac, 60 hz; output: 24v/ac at 40 va low voltage, certified for safety and quality

8
7.3
SCORE
Hardwired Transformer for Ring Video Doorbell Pro

Hardwired Transformer for Ring Video Doorbell Pro

by Ring
What We like

Comes with all the tools you need for easy installation.

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Product Features

  • Optimize the performance of your Video Doorbell Pro with increased power.
  • Replace your underpowered doorbell transformer.
  • 120V AC 60 Hz power input with 16V 30VA power output.
  • Easily replaces most North American doorbell transformers.

Easily replaces most north american doorbell transformers. Replace your underpowered doorbell transformer. Optimize the performance of your video doorbell pro with increased power. 120v ac 60 hz power input with 16v 30va power output.

9
7.3
SCORE
Funmit Doorbell Transformer 24V 40VA Compatible with Ring Video Doorbell Hardwired Door Chime Transformer

Funmit Doorbell Transformer 24V 40VA Compatible with Ring Video Doorbell Hardwired Door Chime Transformer

by Funmit
What We like

Funmit is devoted ourselves to provide our customer with quality product and excellent service at a reasonable price, and you can get a free replacement or full refund whatever you are not satisfied

more infoarrow_drop_down

Product Features

  • WIDE APPLICATION: Using for both doorbells and transformers, offering plenty of power for single or multiple devices (2-3) at the same time, replace the old and under powered doorbell transformers and thermostat
  • COMPATIBILITY: Universal using for many doorbell transformers and thermostat, fits for Ring Video Doorbell, Ring Video Doorbell 2, Ring Video Doorbell Pro, Nest Skybell Doorbell, also compatible Nest, Ecobee, Honeywell and Sensi smart thermostats
  • EASY INSTALLATION: Turn off power before installation, replace and install, safe handling
  • Input: 120 v AC, 60 Hz; Output: 24 v AC at 40 VA for single or multiple thermostats and doorbells in one home

Easy installation: turn off power before installation, replace and install, safe handling Wide application: using for both doorbells and transformers, offering plenty of power for single or multiple devices (2-3) at the same time, replace the old and under powered doorbell transformers and thermostat Compatibility: universal using for many doorbell transformers and thermostat, fits for ring video doorbell, ring video doorbell 2, ring video doorbell pro, nest skybell doorbell, also compatible nest, ecobee, honeywell and sensi smart thermostats Input: 120 v ac, 60 hz; output: 24 v ac at 40 va for single or multiple thermostats and doorbells in one home

10
7.3
SCORE
Endurance Pro 16V 30VA Doorbell Transformer Compatible with Ring Video Doorbell Pro Hardwired Door Chime, Nest Hello Video Doorbell

Endurance Pro 16V 30VA Doorbell Transformer Compatible with Ring Video Doorbell Pro Hardwired Door Chime

Nest Hello Video Doorbell

by Endurance Pro
What We like

Easy to install: screw down and thread clamps to electrical box.

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Product Features

  • 16V 30VA doorbell transformer: low voltage hardwired door chime transformer
  • Superior Quality you can Trust! All SupplyEdge Products are UL/CSA approved to assure safe operation and long life.
  • For use with Ring Doorbell, Ring Doorbell 2, Ring Video Doorbell Pro, Nest Hello Video Doorbell

16v 30va doorbell transformer: low voltage hardwired door chime transformer Superior quality you can trust! all supplyedge products are ul/csa approved to assure safe operation and long life. For use with ring doorbell, ring doorbell 2, ring video doorbell pro, nest hello video doorbell

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