Home / Tools & Home Improvement / 16.5V 20VA Plug in Doorbell Transformer Compatible with Ring, Nest, Ecobee | Reliable 16.5V AC Power, Overload Protection with PTC Fuse, UL Certified, Easy Terminal Wiring

Amazon

16.5V 20VA Plug in Doorbell Transformer Compatible with Ring, Nest, Ecobee | Reliable 16.5V AC Power, Overload Protection with PTC Fuse, UL Certified, Easy Terminal Wiring

-15% $ 16 .99 $19.99

Get 15% Off Now

Click to get this deal & open Amazon

Lowest ever

Description

16.5v doorbell transformer, help you solve the problem of underpower shortage feature: ul certification, easy to install, keep your doorbell continuously powered ptc design for circuit protection, secondary fuse, auto resetting specifications: input voltage: 120v/ac, 60 hz output voltage: 16.5v/ac, 20va compatibility: 16.5V 20VA transformer compatible with ring video doorbell/ring video doorbell 2/ring video doorbell pro/ nest skybell doorbell and other devices that require constant 16.5 volt power for operation note: the above brand we have mentioned is only for reference, not for commercial usage, this power adapter needs to be placed in a dry environment to prevent the insulator in the product from being damp and malfunctioning

✅【16.5V 20VA Doorbell Transformer】 Upgrade your doorbell power supply with a reliable 16.5V AC output transformer. Input: 120V AC, 60Hz; Output: 16.5V, 20VA. Provides stable power for wired video doorbells, security systems, and other compatible low-voltage devices. (Note: Load voltage is 16.5V when the device is operating; no-load voltage may read around 18V, which is normal. Use an AC voltmeter or multimeter for accurate testing.)

✅【Wide Compatibility】The 16.5V doorbell transformer is compatible with Video Doorbell, Video Doorbell 2, Video Doorbell Pro, Nest. Supports powering up to two standard wired doorbells. Please ensure the total power requirement does not exceed 20VA for safe operation

✅【UL Certified for Safe Operation】 Built with UL certified components to provide dependable and long-lasting performance. This 16.5V plug-in transformer helps solve common low-power issues, ensuring your doorbell receives consistent power for reliable daily operation.

✅【Built-in Protection & LED Indicator】 Features an auto-resetting PTC fuse to help protect against overload and short circuits, while the green LED indicator clearly shows power status at a glance, helping maintain safe and stable performance

✅【Easy Terminal Wiring Installation】 The screw terminal design allows flexible wire connection and cleaner cable management. Simply connect your existing low-voltage wires to the terminals and plug into a standard outlet. Package includes the 16.5V 20VA transformer only; wires are not included

We may earn commissions on qualifying purchases.

Items You May Like

Heath Zenith Wired Mechanical Doorbell Chime, White, 2-Melody | Authentic Ding-Dong or Single Ding at 85dB, Loud enough for a Whole House, Works with Ring and Nest Video Doorbells

Amazon

Heath Zenith Wired Mechanical Doorbell Chime, White, 2-Melody | Authentic Ding-Dong or Single Ding at 85dB, Loud enough for a Whole House, Works with Ring and Nest Video Doorbells

-26%

$14 .05 $18.99

500+ sold last month

3 in 1 Wireless Doorbell Chime for Ring & Blink & Google Nest Doorbell | Plug & Play, 2.4G WiFi, 5 Volumes, 32 Chimes, LED Indicators, for Store/Home/Office, 1 Pack

Lowest ever

Amazon

3 in 1 Wireless Doorbell Chime for Ring & Blink & Google Nest Doorbell | Plug & Play, 2.4G WiFi, 5 Volumes, 32 Chimes, LED Indicators, for Store/Home/Office, 1 Pack

-20%

$39 .99 $49.99

500+ sold last month

Newhouse Hardware Electric 2-Tone Door Bell Chime Kit with 16V 10VA Transformer and Lighted Doorbell Push Buttons CKIT1, Doorbell Button, Transformer, and Doorbell Chime Replacement

Amazon

Newhouse Hardware Electric 2-Tone Door Bell Chime Kit with 16V 10VA Transformer and Lighted Doorbell Push Buttons CKIT1, Doorbell Button, Transformer, and Doorbell Chime Replacement

-17%

$24 .80 $29.99

200+ sold last month

16V 30VA Doorbell Transformer Compatible with Ring, Nest Video Doorbell | 120V 60Hz Input, 16V AC 30VA Output. Built-In Fuse Protects Circuits. Compatible with Ring & Nest Devices. Easy Install

Amazon

16V 30VA Doorbell Transformer Compatible with Ring, Nest Video Doorbell | 120V 60Hz Input, 16V AC 30VA Output. Built-In Fuse Protects Circuits. Compatible with Ring & Nest Devices. Easy Install

-15%

$16 .90 $19.99

Newhouse Hardware 24V 40VA Door Bell Transformer Compatible with Ring Video Doorbell Pro 40TR, Wired Chimes

Amazon

Newhouse Hardware 24V 40VA Door Bell Transformer Compatible with Ring Video Doorbell Pro 40TR, Wired Chimes

-11%

$17 .75 $19.99

1,000+ sold last month

Doorbell Transformer 24V 40VA for Ring Video Doorbells, 24 Volt Hardwired Door Chime Transformer Power Supply Compatible with Ring, Nest Hello, Wyze and Eufy Video Doorbells and Any Wired Door Chime

Amazon

Doorbell Transformer 24V 40VA for Ring Video Doorbells, 24 Volt Hardwired Door Chime Transformer Power Supply Compatible with Ring, Nest Hello, Wyze and Eufy Video Doorbells and Any Wired Door Chime

-5%

$17 .08 $17.99

2in1 Charging Cord & No Drill Adhesive Doorbell Mount for Blink Video Doorbell (newest model), 16.4ft Weatherproof USB Charger Cable with Adapter, Doorbell Transformer Power Cord for Blink Doorbell

Lowest ever

Amazon

2in1 Charging Cord & No Drill Adhesive Doorbell Mount for Blink Video Doorbell (newest model), 16.4ft Weatherproof USB Charger Cable with Adapter, Doorbell Transformer Power Cord for Blink Doorbell

-5%

$17 .09 $17.99

Wired Electric Door Bell, 8-16VAC 3-6VDC, Mechanical Doorbell Chime | 16VAC Electric Bell, Mechanical Doorbell Chime with Metal Dome, Low Voltage Wired Signal Bell For Home, Office, School Use

Lowest ever

Amazon

Wired Electric Door Bell, 8-16VAC 3-6VDC, Mechanical Doorbell Chime | 16VAC Electric Bell, Mechanical Doorbell Chime with Metal Dome, Low Voltage Wired Signal Bell For Home, Office, School Use

-18%

$17 .99 $21.99

HQRP 16 V 30 VA Doorbell Transformer - Hardwired Power Supply - Compatible with Ring Nest Eufy Nutone Zmodo - 120 V AC Input

Amazon

HQRP 16 V 30 VA Doorbell Transformer - Hardwired Power Supply - Compatible with Ring Nest Eufy Nutone Zmodo - 120 V AC Input

-11%

$23 .95 $26.91

Nilight AC 110V/220V to DC 24V Voltage Converter 15A 360W Power Supply | Switching Power Supply Adapter Transformer Low Voltage Output LED Driver for LED Strip Light Radio CCTV Camera video System

Amazon

Nilight AC 110V/220V to DC 24V Voltage Converter 15A 360W Power Supply | Switching Power Supply Adapter Transformer Low Voltage Output LED Driver for LED Strip Light Radio CCTV Camera video System

-10%

$23 .36 $25.99

Wireless Doorbell Chime - Compatible with Google Nest Doorbell (Wired, 2nd Gen& 3rd Gen) and Google Nest Doorbell (Battery) with Wired Transmitter (1 Video Doorbell Extender 1 Receiver）

Amazon

Wireless Doorbell Chime - Compatible with Google Nest Doorbell (Wired, 2nd Gen& 3rd Gen) and Google Nest Doorbell (Battery) with Wired Transmitter (1 Video Doorbell Extender 1 Receiver）

-20%

$43 .99 $54.99

HitLights 100W Dimmable LED Driver, 120VAC to 12VDC Transformer, UL Listed | Class 2, Triac/ELV/MLV Dimming, Power Supply for LED Strip Lights Signs, Compatible with Lutron Leviton Dimmer, Flicker-Free

Amazon

HitLights 100W Dimmable LED Driver, 120VAC to 12VDC Transformer, UL Listed | Class 2, Triac/ELV/MLV Dimming, Power Supply for LED Strip Lights Signs, Compatible with Lutron Leviton Dimmer, Flicker-Free

-5%

$99 .97 $105.00

KFFKFF 2000VA Automatic Voltage Transformer, 20 Amp, Input of 110V and Output of 0-130V AC Voltage Controller, with LCD Screen, 4 Additional Fuses and Thermal Control Switch for Domestic

Lowest ever

Walmart

KFFKFF 2000VA Automatic Voltage Transformer, 20 Amp, Input of 110V and Output of 0-130V AC Voltage Controller, with LCD Screen, 4 Additional Fuses and Thermal Control Switch for Domestic

-22%

$79 .99 $101.99

WiFi Wireless Doorbell Extender Kit to Wired with Phone App Alerts | Doorbell Chime Adapter for Existing Mechanical Chime Box, 58 Ringtone 5 Volume 656ft (1 Smart Wired Transmitter & 2 Receive )

Lowest ever

Amazon

WiFi Wireless Doorbell Extender Kit to Wired with Phone App Alerts | Doorbell Chime Adapter for Existing Mechanical Chime Box, 58 Ringtone 5 Volume 656ft (1 Smart Wired Transmitter & 2 Receive )

-14%

$59 .99 $69.99

WiFi Doorbell Chime for All Nest Doorbells, 32 Tones, 5 Volumes, 2 Pack | No Wiring Needed, Whole-Home Range via 2.4G Wi-Fi, up to 110dB, , LED Flash, work with Google Home Routines

Amazon

WiFi Doorbell Chime for All Nest Doorbells, 32 Tones, 5 Volumes, 2 Pack | No Wiring Needed, Whole-Home Range via 2.4G Wi-Fi, up to 110dB, , LED Flash, work with Google Home Routines

-13%

$69 .99 $79.99

1000 watt Voltage Conversion Transformer Heavy-Duty Step-up/Step-Down AC 110V/120V/220V/240V Power Conversion, with resettable Circuit Breaker Protection, with US Power Cord, LCD Display

Amazon

1000 watt Voltage Conversion Transformer Heavy-Duty Step-up/Step-Down AC 110V/120V/220V/240V Power Conversion, with resettable Circuit Breaker Protection, with US Power Cord, LCD Display

-10%

$62 .99 $69.99

3000 watt Voltage Conversion Transformer Heavy-Duty Step-up/Step-Down AC 110V/120V/220V/240V Power Conversion, with resettable Circuit Breaker Protection, with US Power Cord, LCD Display

Lowest ever

Amazon

3000 watt Voltage Conversion Transformer Heavy-Duty Step-up/Step-Down AC 110V/120V/220V/240V Power Conversion, with resettable Circuit Breaker Protection, with US Power Cord, LCD Display

-10%

$116 .99 $129.99

Items You May Like

Amazon

Heath Zenith Wired Mechanical Doorbell Chime, White, 2-Melody | Authentic Ding-Dong or Single Ding at 85dB, Loud enough for a Whole House, Works with Ring and Nest Video Doorbells

-26%

$14 .05 $18.99

500+ sold last month

Lowest ever

Amazon

3 in 1 Wireless Doorbell Chime for Ring & Blink & Google Nest Doorbell | Plug & Play, 2.4G WiFi, 5 Volumes, 32 Chimes, LED Indicators, for Store/Home/Office, 1 Pack

-20%

$39 .99 $49.99

500+ sold last month

Amazon

Newhouse Hardware Electric 2-Tone Door Bell Chime Kit with 16V 10VA Transformer and Lighted Doorbell Push Buttons CKIT1, Doorbell Button, Transformer, and Doorbell Chime Replacement

-17%

$24 .80 $29.99

200+ sold last month

Amazon

16V 30VA Doorbell Transformer Compatible with Ring, Nest Video Doorbell | 120V 60Hz Input, 16V AC 30VA Output. Built-In Fuse Protects Circuits. Compatible with Ring & Nest Devices. Easy Install

-15%

$16 .90 $19.99

Amazon

Newhouse Hardware 24V 40VA Door Bell Transformer Compatible with Ring Video Doorbell Pro 40TR, Wired Chimes

-11%

$17 .75 $19.99

1,000+ sold last month

Amazon

Doorbell Transformer 24V 40VA for Ring Video Doorbells, 24 Volt Hardwired Door Chime Transformer Power Supply Compatible with Ring, Nest Hello, Wyze and Eufy Video Doorbells and Any Wired Door Chime

-5%

$17 .08 $17.99

Lowest ever

Amazon

2in1 Charging Cord & No Drill Adhesive Doorbell Mount for Blink Video Doorbell (newest model), 16.4ft Weatherproof USB Charger Cable with Adapter, Doorbell Transformer Power Cord for Blink Doorbell

-5%

$17 .09 $17.99

Lowest ever

Amazon

Wired Electric Door Bell, 8-16VAC 3-6VDC, Mechanical Doorbell Chime | 16VAC Electric Bell, Mechanical Doorbell Chime with Metal Dome, Low Voltage Wired Signal Bell For Home, Office, School Use

-18%

$17 .99 $21.99

Amazon

HQRP 16 V 30 VA Doorbell Transformer - Hardwired Power Supply - Compatible with Ring Nest Eufy Nutone Zmodo - 120 V AC Input

-11%

$23 .95 $26.91

Amazon

Nilight AC 110V/220V to DC 24V Voltage Converter 15A 360W Power Supply | Switching Power Supply Adapter Transformer Low Voltage Output LED Driver for LED Strip Light Radio CCTV Camera video System

-10%

$23 .36 $25.99

Amazon

Wireless Doorbell Chime - Compatible with Google Nest Doorbell (Wired, 2nd Gen& 3rd Gen) and Google Nest Doorbell (Battery) with Wired Transmitter (1 Video Doorbell Extender 1 Receiver）

-20%

$43 .99 $54.99

Amazon

-5%

$99 .97 $105.00

Lowest ever

Walmart

KFFKFF 2000VA Automatic Voltage Transformer, 20 Amp, Input of 110V and Output of 0-130V AC Voltage Controller, with LCD Screen, 4 Additional Fuses and Thermal Control Switch for Domestic

-22%

$79 .99 $101.99

Lowest ever

Amazon

WiFi Wireless Doorbell Extender Kit to Wired with Phone App Alerts | Doorbell Chime Adapter for Existing Mechanical Chime Box, 58 Ringtone 5 Volume 656ft (1 Smart Wired Transmitter & 2 Receive )

-14%

$59 .99 $69.99

Amazon

WiFi Doorbell Chime for All Nest Doorbells, 32 Tones, 5 Volumes, 2 Pack | No Wiring Needed, Whole-Home Range via 2.4G Wi-Fi, up to 110dB, , LED Flash, work with Google Home Routines

-13%

$69 .99 $79.99

Amazon

1000 watt Voltage Conversion Transformer Heavy-Duty Step-up/Step-Down AC 110V/120V/220V/240V Power Conversion, with resettable Circuit Breaker Protection, with US Power Cord, LCD Display

-10%

$62 .99 $69.99

Lowest ever

Amazon

3000 watt Voltage Conversion Transformer Heavy-Duty Step-up/Step-Down AC 110V/120V/220V/240V Power Conversion, with resettable Circuit Breaker Protection, with US Power Cord, LCD Display

-10%

$116 .99 $129.99

Items You May Like

Amazon

Heath Zenith Wired Mechanical Doorbell Chime, White, 2-Melody | Authentic Ding-Dong or Single Ding at 85dB, Loud enough for a Whole House, Works with Ring and Nest Video Doorbells

-26%

$14 .05 $18.99

500+ sold last month

Lowest ever

Amazon

3 in 1 Wireless Doorbell Chime for Ring & Blink & Google Nest Doorbell | Plug & Play, 2.4G WiFi, 5 Volumes, 32 Chimes, LED Indicators, for Store/Home/Office, 1 Pack

-20%

$39 .99 $49.99

500+ sold last month

Amazon

Newhouse Hardware Electric 2-Tone Door Bell Chime Kit with 16V 10VA Transformer and Lighted Doorbell Push Buttons CKIT1, Doorbell Button, Transformer, and Doorbell Chime Replacement

-17%

$24 .80 $29.99

200+ sold last month

Amazon

16V 30VA Doorbell Transformer Compatible with Ring, Nest Video Doorbell | 120V 60Hz Input, 16V AC 30VA Output. Built-In Fuse Protects Circuits. Compatible with Ring & Nest Devices. Easy Install

-15%

$16 .90 $19.99

Amazon

Newhouse Hardware 24V 40VA Door Bell Transformer Compatible with Ring Video Doorbell Pro 40TR, Wired Chimes

-11%

$17 .75 $19.99

1,000+ sold last month

Amazon

Doorbell Transformer 24V 40VA for Ring Video Doorbells, 24 Volt Hardwired Door Chime Transformer Power Supply Compatible with Ring, Nest Hello, Wyze and Eufy Video Doorbells and Any Wired Door Chime

-5%

$17 .08 $17.99

Lowest ever

Amazon

2in1 Charging Cord & No Drill Adhesive Doorbell Mount for Blink Video Doorbell (newest model), 16.4ft Weatherproof USB Charger Cable with Adapter, Doorbell Transformer Power Cord for Blink Doorbell

-5%

$17 .09 $17.99

Lowest ever

Amazon

Wired Electric Door Bell, 8-16VAC 3-6VDC, Mechanical Doorbell Chime | 16VAC Electric Bell, Mechanical Doorbell Chime with Metal Dome, Low Voltage Wired Signal Bell For Home, Office, School Use

-18%

$17 .99 $21.99

Amazon

HQRP 16 V 30 VA Doorbell Transformer - Hardwired Power Supply - Compatible with Ring Nest Eufy Nutone Zmodo - 120 V AC Input

-11%

$23 .95 $26.91

Amazon

Nilight AC 110V/220V to DC 24V Voltage Converter 15A 360W Power Supply | Switching Power Supply Adapter Transformer Low Voltage Output LED Driver for LED Strip Light Radio CCTV Camera video System

-10%

$23 .36 $25.99

Amazon

Wireless Doorbell Chime - Compatible with Google Nest Doorbell (Wired, 2nd Gen& 3rd Gen) and Google Nest Doorbell (Battery) with Wired Transmitter (1 Video Doorbell Extender 1 Receiver）

-20%

$43 .99 $54.99

Amazon

-5%

$99 .97 $105.00

Lowest ever

Walmart

KFFKFF 2000VA Automatic Voltage Transformer, 20 Amp, Input of 110V and Output of 0-130V AC Voltage Controller, with LCD Screen, 4 Additional Fuses and Thermal Control Switch for Domestic

-22%

$79 .99 $101.99

Lowest ever

Amazon

WiFi Wireless Doorbell Extender Kit to Wired with Phone App Alerts | Doorbell Chime Adapter for Existing Mechanical Chime Box, 58 Ringtone 5 Volume 656ft (1 Smart Wired Transmitter & 2 Receive )

-14%

$59 .99 $69.99

Amazon

WiFi Doorbell Chime for All Nest Doorbells, 32 Tones, 5 Volumes, 2 Pack | No Wiring Needed, Whole-Home Range via 2.4G Wi-Fi, up to 110dB, , LED Flash, work with Google Home Routines

-13%

$69 .99 $79.99

Amazon

1000 watt Voltage Conversion Transformer Heavy-Duty Step-up/Step-Down AC 110V/120V/220V/240V Power Conversion, with resettable Circuit Breaker Protection, with US Power Cord, LCD Display

-10%

$62 .99 $69.99

Lowest ever

Amazon

3000 watt Voltage Conversion Transformer Heavy-Duty Step-up/Step-Down AC 110V/120V/220V/240V Power Conversion, with resettable Circuit Breaker Protection, with US Power Cord, LCD Display

-10%

$116 .99 $129.99

You Just Viewed

View all

Shark - Detect Pro Lift-Away ADV Bagless Upright Vacuum with DuoClean Detect, Anti-Allergen, and Odor Neutralizer Technology - Evergreen

Best Buy

Shark - Detect Pro Lift-Away ADV Bagless Upright Vacuum with DuoClean Detect, Anti-Allergen, and Odor Neutralizer Technology - Evergreen

-5%

$378 .99 $399.99

Shark

4 PACK Genuine Samsung DA97-17376B HAF-QIN/EXP REFRIGERATOR Water Filter NEW

Lowest ever

eBay

4 PACK Genuine Samsung DA97-17376B HAF-QIN/EXP REFRIGERATOR Water Filter NEW

-32%

$32 .39 $47.63

Metra - Dash Kit for Select 2001-2006 Ford Lincoln Mustang Explorer Expedition Navigator - Black

Best Buy

Metra - Dash Kit for Select 2001-2006 Ford Lincoln Mustang Explorer Expedition Navigator - Black

-22%

$13 .99 $17.99

mixsoon Retinal NMN Tightening Shot Cream, 1,200ppm Liposome Retinal with 5% Niacinamide, PDRN & Peptide, Korean Firming Night Cream for the Look of Fine Lines & Pores, 20ml / 0.67 Fl Oz

Lowest ever

Amazon

mixsoon Retinal NMN Tightening Shot Cream, 1,200ppm Liposome Retinal with 5% Niacinamide, PDRN & Peptide, Korean Firming Night Cream for the Look of Fine Lines & Pores, 20ml / 0.67 Fl Oz

-29%

$24 .99 $35.00