Questions tagged [doorbell]

Installing, troubleshooting or repairing a doorbell.

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How do I locate my doorbell wire?

I would like to install a wired doorbell, but I don't know how to find the wires to hook up the doorbell. I live in a relatively recently constructed townhouse, built in 2016. The seller indicated ...
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Can I replace a 115 V doorbell transformer with a 120 V doorbell transformer?

update I replaced the transformer and 1 single doorbell with the ring video doorbell wired. Everything is functioning as it should. The existing chime from the standard doorbell is slightly louder ...
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Can a doorbell transformer be mounted to a metal junction box which is also being used as a light?

I was recently in my Crawlspace installing a doorbell transformer when I got the idea of potentially reusing an existing junction box. The only problem is the junction box currently has a lamp holder ...
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Doorbell Transformer / Mechanical Chime Questions

I’ve got a 16VAC-30VA doorbell transformer installed near my furnace in the basement. Above the transformer is a Leviton light switch with the words “FURNACE SI (or S1)” which appears to get the load ...
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Closet light off of doorbell junction box

Good morning, Needed a closet light and had a doorbell transformer in the closet so I run a light off of that junction, finding out covering the transformer is not up to code. Problem is exposed 115 ...
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Use halogen transformer for Ring video doorbell wired

I am planning to install a Ring branded video doorbell at a home I am visiting for a few days. We are struggling to find a doorbell transformer on short notice, but did find a halogen light ...
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56 views

Why does the chime connector on a wired nest doorbell reduce the voltage from about 13 volts to 3 volts? Mechanical chime won't ring

I have installed the nest wired door bell per the instructions in the nest app. The video works & the chime at the door bell works, but the mechanical chime in the house does not. The voltage from ...
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What brand of doorbell chime is this?

My doorbell doesn't work, and because of the previous owner stuccoing over it, I had to damage it to the point of looking not very good anymore to remove it. Turns out it's battery powered, as is my ...
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4 votes
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384 views

This is my doorbell transformer, right?

Before I screw something up, I just want to verify that I’ve identified the right thing. I’m putting in a new transformer for my doorbell as my Ring Video Doorbell 3 Plus is no longer charging ...
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3 votes
1 answer
107 views

How do I downgrade from Ring Video Gen1 to a regular doorbell?

The previous owner of my home installed a Ring Video Doorbell (generation 1). I'd be perfectly happy with a regular doorbell. There are lots of tutorials for replacing a regular doorbell with a Ring, ...
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Doorbell resistor across front & trans - safe for Nest? Purpose?

Any idea what purpose this resistor serves in our doorbell chime and if it's okay to keep it on there when installing a Nest doorbell or if I should remove it? I'm assuming this is a resistor but am ...
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Doorbell transformer: broken if low voltage reading on multimeter?

I put my multimeter to DC V mode and touched the two screws on our doorbell transformer but I just get a reading in millivolts which is way below the 19V it says. Does this mean it's not working or am ...
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How should I reconnect door bell wiring for multiple flats?

I live in a residential block of flats, we all have our own front door and own door bell. Every time someone rings my bell it makes me jump out of my skin, so I unscrewed the push button and unscrewed ...
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1 vote
2 answers
540 views

use cat6 cables as power (not POE)

I have a single cat6 cable currently being used a POE for a doorbell that i do not want to use anymore and I want to change to run 2 hardwired doorbells. Can I use the cat6 wires as power cables if I ...
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I have lost power on the load side of my new doorbell transformer after a brief period of time when it did power my smart doorbell

I recently purchased a Ring Wired smart doorbell. I needed to replace my original doorbell transformer due to being too small of a voltage output. I first wired the new transformer to the 120v circuit....
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87 views

Window Shutters covering doorbell

My wife would like to install decorative window shutters on the window next to the front door. This type of shutter is simply bolted into the wall, and won't be able to move after installation. The ...
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911 views

Doorbell switch internals

Attached is a picture of a doorbell push button wiring. What are these circuit components (circled with red) for? Isn't this just a simple mechanical switch?
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1 vote
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Connecting RING Video Doorbell to Friedland 454 chime unit

I have a Friedland 454 unit, with a front and rear bell push, mains wired in (no batteries). It is correctly wired as per Haggis post with a front and back bellpush. The terminals are numbered, ...
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What are these transformers in my garage for and how do I disconnect them?

I just bought a house and there are two transformers in the garage. I'm trying to figure out what they do. The house was built in 2014 and located in San Mateo, California. I suspect one of them is ...
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Interference or feedback on intercom

Periodically, the speaker on my intercom system in my apartment emits a sound similar to a 1 kHz tone like so The Intercom unit is a “Jeron” pictured here (front) And back It seems another savvy ...
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1 answer
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Blowing up a doorbell transformer

My house is a 117 year old masterpiece of evolving building codes and improvisation. One of the things I expect to do at some point in the future is get a doorbell camera, though it's not on the ...
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Replacing middle of circuit outlet with doorbell transformer

I am replacing an outlet in the middle of a run with doorbell transformer. The outlet is not required for code and the transformer is one that is rated to be installed in a 2 gang box. Yes, I will be ...
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619 views

Wiring low voltage doorbell wire through exterior wall and studs

I currently have a battery powered doorbell that I would like to replace with a hardwired doorbell. Problem is, my house is not wired for a doorbell. My solution is to replace the outlet in the ...
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1 vote
1 answer
182 views

Is 31v too much for a Ring doorbell calling for 24v?

I recently bought a Ring Doorbell. Electrical requirements show it needs a maximum of 24vac. When I tested the voltage on my current doorbell, it read 31vac. Is this too much for the Ring's circuitry? ...
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248 views

Old Chime box popping noise

My wired doorbell started making a "pop" sound every 15 seconds about 10 days ago. The sound is coming from the speaker. I've checked all of the connections and nothing is loose. The noise ...
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220 views

Doorbell chime resistance

I have replaced an old intercom in my top floor flat (which was always rubbish and crackly) with minimalist approach. A basic ding dong chime that’s nice and loud and a light switch to open the door ...
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335 views

Doorbell has no voltage, but chime wires always have voltage

I just moved to a new place and trying to fix the doorbell. There are 2 doors, frond and back, neither one is working. I found a doorbell wire image on Google: However, it's very strange to see the ...
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3 answers
6k views

Can i use Existing Light fitting to power video doorbell?

---UK HOME--- I have the feeling the answer is going to be no but let's see. Currently i only have a light switch and ceiling light in my front porch and no power socket. I want to install a video ...
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3 answers
500 views

Momentary switch - press once needs to give 5 seconds of power

Electronics is not my forte, so bear with me on the nomenclature. Backstory We have an old house and my wife bought me some old butler bells to get going as our door bell. I found a motor which turns ...
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116 views

How do I install a Nest Hello doorbell with no existing wires?

I bought a Nest Hello doorbell and then just realized my existing doorbell is wireless. Also, inside the house, in addition to those wireless chimes plugged on outlet, there is also one relative "...
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3 votes
3 answers
287 views

Replacing Doorbell Transformer

I currently bought a Ring Doorbell and am trying to locate my transformer that powers it since it is unable to activate my indoor chimes. I'm in a condo and do not have access to the attic but do to ...
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2 answers
2k views

Doorbell transformer - Installed in panel -doesn't work when green is connected?

Earlier today I replaced my doorbell transformer in preparation to install video doorbells. The old transformer was connected outside the main panel, and only had 2 wires. One to hot, and the other ...
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1 vote
1 answer
61 views

Transformer going into receptacle obstructed by board behind it

I am in the process of upgrading my doorbell transformer. (I am the fella from yesterday with the question about broken off back stabbed wires, registered with a proper account this time) In addition ...
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5 votes
2 answers
1k views

Is it safe to use a receptacle with wires broken off in the backstab connectors?

I bought a new doorbell which required me replacing my transformer. My current transformer is attached to a receptacle that sits right below my panel. Turned the power off to it, unscrewed it, found ...
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3 answers
381 views

Is it ok to pigtail different gauge transformer wires with a 15 amp circuit?

I have a 15 amp breaker that’s used for my foyer/family room. The builders double tapped that breaker to add a 16V-10VA transformer for the doorbell to the side of the service panel via a knockout. ...
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2 votes
2 answers
1k views

Why doesn't my doorbell have power at the button?

I tried to install a wired doorbell which has a camera. I did some online research and learned that it requires a transformer and I checked that a transformer is already there by the breaker panel. I ...
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1 vote
1 answer
3k views

Where to put my doorbell transformer for new wired doorbell in old house?

I used to have an old whole house intercom system with an integrated transformer inside the kitchen wall, far from the front doorbell. For the new basic doorbell, I was planning to power the doorbell ...
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0 votes
0 answers
104 views

Doorbell won't stop ringing

The other day I was on my front porch painting my shutters and I was painting the one next to my Ring doorbell. After about 10 minutes of standing in front the Ring, my doorbell began ringing over and ...
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42 views

Smart doorbell transformer issues

I installed a new video doorbell and found that the exisiting doorbell transformer did not provide enough power. I upgraded the transformer to a 24v40a. When I check voltage at the doorbell wires ...
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2 votes
2 answers
6k views

Doorbell transformer wiring to an electrical outlet?

I just bought a new doorbell transformer (24V 40VA), to replace for current one (10V 5VA) because I bought a video doorbell. I'm don't have any experience with electricity but I'm willing to learn (...
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0 answers
240 views

Doorbell wires are numbered rather than labelled 'Front', 'Rear', & 'Transformer'. Which is which?

I'm trying to install a Ring Doorbell Pro. The instructions to connect to the existing doorbell assume that the wires in the chime of the existing doorbell are labeled 'Front', 'Rear', & '...
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2 votes
2 answers
1k views

Cover & sound-suppression for doorbell transformer in utility closet

This transformer is installed in the utility closet of a 1970's condo. Notice the wad of cut paper sheets pinched between transformer and the wall plate. This is an attempt at halting a low-tone ...
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2 answers
367 views

Tried to move my doorbell over a few feet but now it constantly rings like a school fire alarm

I bought one of those older looking doorbell replicas. It's brand new but it's designed to look like the older models. It has the long tubes that hang about 3ft from the box. In order to make this ...
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1 answer
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Why might we have 3 twin wires in our doorbell chime?

We're currently looking to replace our wired doorbell, but before doing so I wanted to understand the existing wiring - unfortunately I don't! We have a transformer next to our consumer unit supplying ...
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3k views

Where to mount RING doorbell?

I had a RING doorbell at our last house mounted on the wood siding. At our new house, there is a doorbell in a narrow channel with brick on one side and a metal door with plastic trim on the other. As ...
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3 answers
3k views

Why do I have two doorbell transformers?

I'm trying to debug why one of my doorbells isn't working, but to keep things simple, today I'm just trying to understand the reasoning and implications of what I see at the electrical box. Background:...
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1 vote
1 answer
850 views

Confused about strange wiring to Friedland No. 454 doorbell

I recently bought a house that has an existing Friedland No. 454 doorbell chime with two buttons. According to my wife, both doorbells worked when we moved in but one stopped working within days. The ...
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3 votes
1 answer
228 views

Is this a correct installation for a doorbell transformer

Transformer originally installed by builder 20 years ago behind the chime box. I'm installing a 16v 30va transformer for a Eufy video doorbell. Can I just replace the transformer as is or do I need a ...
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457 views

Diagnosing doorbell transformer voltage drop

UPDATE: The plot thickens. I measured 2.5V at the door even with the wires completely disconnected from the transformer. So, the transformer is contributing to the voltage difference but not solely. ...
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0 votes
2 answers
972 views

What Transformer for Smart video Doorbell

I’m wiring a new smart doorbell camera (Eufy brand) It’s intended to replace an existing doorbell, but I don’t have one, so I will be wiring it from scratch. The manual says “make sure the transformer ...
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