---
product_id: 96546146
title: "Maxdot Doorbell Transformer 24V 40VA Compatible with Ring Doorbell, Safe UL Listed Wired 24 Volt Door Bell Kit, Easy to Install(1 Pcs)"
brand: "maxdot"
price: "€ 54.49"
currency: EUR
in_stock: true
reviews_count: 13
category: "Maxdot"
url: https://www.desertcart.it/products/96546146-maxdot-doorbell-transformer-24v-40va-compatible-with-ring-doorbell-safe
store_origin: IT
region: Italy
---

# 24V stable output Easy install with clear wiring UL safety certified Maxdot Doorbell Transformer 24V 40VA Compatible with Ring Doorbell, Safe UL Listed Wired 24 Volt Door Bell Kit, Easy to Install(1 Pcs)

**Brand:** maxdot
**Price:** € 54.49
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your smart home with safety and ease!

## Quick Answers

- **What is this?** Maxdot Doorbell Transformer 24V 40VA Compatible with Ring Doorbell, Safe UL Listed Wired 24 Volt Door Bell Kit, Easy to Install(1 Pcs) by maxdot
- **How much does it cost?** € 54.49 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/96546146-maxdot-doorbell-transformer-24v-40va-compatible-with-ring-doorbell-safe)

## Best For

- maxdot enthusiasts

## Why This Product

- Trusted maxdot brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Universal Compatibility:** Works seamlessly with Ring, Nest, Ecobee, Honeywell, and Sensi devices for versatile smart home integration.
- • **Plug & Play Installation:** Designed for quick, hassle-free setup with clear wiring diagrams—no electrician needed.
- • **Reliable & Quiet Operation:** Robust build quality with silent performance means no overheating or interruptions.
- • **Safety First with UL Certification:** UL-listed transformer ensures top-tier safety and reduces fire risk for peace of mind.
- • **Power Your Smart Doorbell with Confidence:** Delivers a consistent 24V/40VA output to keep your Ring and other smart doorbells running flawlessly.

## Overview

The Maxdot Doorbell Transformer provides a reliable 24V/40VA power supply compatible with major smart doorbells like Ring and Nest. UL-listed for enhanced safety, it features easy installation with clear wiring instructions and supports a quiet, stable operation to ensure your smart doorbell performs optimally without interruption.

## Description

Product description

Review: This is the one you need for your Ring. - I recently installed the Maxdot Doorbell Transformer 24V 40VA to power my Ring Wired Video Doorbell, and I couldn’t be more satisfied with my choice. This transformer is not only compatible but also provides a stable 24V output, ensuring that my doorbell functions flawlessly. The installation process was straightforward, thanks to the clear instructions included in the package. I appreciated that all the necessary components were provided, which made setup a breeze even for someone who isn’t particularly handy. Within minutes, I had it connected and ready to go. One of the standout features of this transformer is its UL certification, which gives me peace of mind knowing that it meets safety standards. It operates quietly and efficiently, with no overheating issues so far, which is a huge plus for a device like this. Additionally, the build quality feels robust, and the sleek design allows it to blend in seamlessly with my home’s electrical setup. It’s been working perfectly, providing a reliable power source for my doorbell without any interruptions. Overall, I highly recommend the Maxdot Doorbell Transformer for anyone looking for a dependable and easy-to-install solution for their wired doorbell. It’s an excellent investment that delivers on performance and safety!
Review: Much Needed Smart Device Upgrade - Previous transformer was a 16v 10 VAC unit that came with my new home build. I had a Google Nest doorbell cam installed from day one and from the onset, it never quite worked 100% (i.e. - doorbell button had to be pushed and held for a good second or two to ring). Fast forward several years the Nest died and I replaced it with another brand. Right off the bat the unit was having issues working and would freeze up. After diagnosing and trying to eliminate the issues, I came across that the original home transformer may not be up to the task. Giving this unit a try so far has been positive as the doorbell has no issues and appears to be keeping the supplementary battery up to charge (one of the issues before).

## Features

- 【Specifications】Input is 120 Volt, 60 HZ; Output: 24 Volt/ 40 VA; Tip: The load voltage (when the doorbell is running) is 24V and the output of no-load voltag is about 27V
- 【UL Listed】This doorbell transformer has passed the UL test, which greatly improves safety and longevity, as transformer without this certification have a higher risk of circuit induced fire house problems during operation
- 【Compatibility】The transformer doorbell power supply compatible with Honeywell thermostat and doorbells, compatible with Nest, Ecobee, Sensi, Ring doorbell transformer
- 【Easy to Install】The 24V doorbell transformer is easy to replace and install, and can be screwed, threaded, or threaded clamped to the electrical box, and we provide clear wiring diagrams for proper wiring
- 【Professional Customer Service】Maxdot doorbell transformer focuses on high quality product and improving good customer service, if any doorbell transformer can't meet your expectation, please contact us and we will try our best to solve the problem; If the problem cannot be solved, you will be refunded or exchanged

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07L9X9V57 |
| Best Sellers Rank | #32,974 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #18 in Door Bell Transformers |
| Brand | Maxdot |
| Brand Name | Maxdot |
| Customer Reviews | 4.4 out of 5 stars 4,668 Reviews |
| Included Components | Doorbell Transformer |
| Item Dimensions D x W x H | 2.95"D x 3.35"W x 4.13"H |
| Item Weight | 1.64 Pounds |
| Manufacturer | Maxdot |
| Maximum Frequency | 60 Hz |
| Minimum Frequency | 60 Hz |
| Model | Maxdot-Transformator-0491 |
| Mounting Type | Surface Mount |
| Part Number | Maxdot-Termostato-0491 |
| Power Source | Corded Electric |
| Product Dimensions | 2.95"D x 3.35"W x 4.13"H |
| Specification Met | UL |
| UPC | 797153595773 |

## Product Details

- **Brand:** Maxdot
- **Mounting Type:** Surface Mount
- **Power Source:** Corded Electric
- **Product Dimensions:** 2.95"D x 3.35"W x 4.13"H
- **Specification Met:** UL

## Images

![Maxdot Doorbell Transformer 24V 40VA Compatible with Ring Doorbell, Safe UL Listed Wired 24 Volt Door Bell Kit, Easy to Install(1 Pcs) - Image 1](https://m.media-amazon.com/images/I/71Zq8bdjAIL.jpg)
![Maxdot Doorbell Transformer 24V 40VA Compatible with Ring Doorbell, Safe UL Listed Wired 24 Volt Door Bell Kit, Easy to Install(1 Pcs) - Image 2](https://m.media-amazon.com/images/I/71t-G27hqIL.jpg)
![Maxdot Doorbell Transformer 24V 40VA Compatible with Ring Doorbell, Safe UL Listed Wired 24 Volt Door Bell Kit, Easy to Install(1 Pcs) - Image 3](https://m.media-amazon.com/images/I/61VdLp5NvML.jpg)
![Maxdot Doorbell Transformer 24V 40VA Compatible with Ring Doorbell, Safe UL Listed Wired 24 Volt Door Bell Kit, Easy to Install(1 Pcs) - Image 4](https://m.media-amazon.com/images/I/61XUyZ6X2-L.jpg)
![Maxdot Doorbell Transformer 24V 40VA Compatible with Ring Doorbell, Safe UL Listed Wired 24 Volt Door Bell Kit, Easy to Install(1 Pcs) - Image 5](https://m.media-amazon.com/images/I/6185MvWylPL.jpg)

## Available Options

This product comes in different **Number Of Items** options.

## Questions & Answers

**Q: I have a nest hello, and i have had a problem with power. this product was suggested to me, but, what chime could i use?**
A: You should be able to use it with any chime that requires 24V power.

**Q: I have bought this transformer, it says it is 24v. i am reading 30v at the doorbell button. anybody know if it will cause a problem with a ring pro?**
A: 24 vac transformers normally put out 28 - 30 volts.  Any doorbell transformer that I have ever replaced is a 15 volt output transformer.

**Q: There are 2 points, labeled "R" and "C", on the transformer where you attach wires with screws. What do "R" and "C" stand for? "Remote" and "Chime"?**
A: “R” stands for “Red,” not rear. It is the hot terminal.  The hot wires in 24 volt AC systems are typically red. “C” stands for common.

**Q: Will this work with 16v chime**
A: I talked to Nutone, and they said their chimes take only 16V. This transformer may eventually blow out the chime. We got a NEST door bell, and it is rated for 16V-24V and 10-40VA. I got this b/c I want the higher voltage and higher watt requirements. If the chime burns out, so be it. A chime costs $20, I am not going to worry about it.

## Customer Reviews

### ⭐⭐⭐⭐⭐ This is the one you need for your Ring.
*by N***Y on October 25, 2024*

I recently installed the Maxdot Doorbell Transformer 24V 40VA to power my Ring Wired Video Doorbell, and I couldn’t be more satisfied with my choice. This transformer is not only compatible but also provides a stable 24V output, ensuring that my doorbell functions flawlessly. The installation process was straightforward, thanks to the clear instructions included in the package. I appreciated that all the necessary components were provided, which made setup a breeze even for someone who isn’t particularly handy. Within minutes, I had it connected and ready to go. One of the standout features of this transformer is its UL certification, which gives me peace of mind knowing that it meets safety standards. It operates quietly and efficiently, with no overheating issues so far, which is a huge plus for a device like this. Additionally, the build quality feels robust, and the sleek design allows it to blend in seamlessly with my home’s electrical setup. It’s been working perfectly, providing a reliable power source for my doorbell without any interruptions. Overall, I highly recommend the Maxdot Doorbell Transformer for anyone looking for a dependable and easy-to-install solution for their wired doorbell. It’s an excellent investment that delivers on performance and safety!

### ⭐⭐⭐⭐⭐ Much Needed Smart Device Upgrade
*by M***M on January 20, 2026*

Previous transformer was a 16v 10 VAC unit that came with my new home build. I had a Google Nest doorbell cam installed from day one and from the onset, it never quite worked 100% (i.e. - doorbell button had to be pushed and held for a good second or two to ring). Fast forward several years the Nest died and I replaced it with another brand. Right off the bat the unit was having issues working and would freeze up. After diagnosing and trying to eliminate the issues, I came across that the original home transformer may not be up to the task. Giving this unit a try so far has been positive as the doorbell has no issues and appears to be keeping the supplementary battery up to charge (one of the issues before).

### ⭐⭐⭐⭐⭐ Powerful.
*by J***D on February 19, 2026*

Works great. If you have anything working as a doorbell that has a camera or other modern power hungry features,, you'll want to upgrade to this in your house. The vast majority of homes have a far less powerful one that will not supply enough voltage for modern doorbell cameras, etc to work optimally. Standard transformers are around 10-14 volts or less for a basic old school doorbell. Modern camera doorbells need a minimum of 16V, and most manufacturers recommend 24V.

## Frequently Bought Together

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*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-05-13*