--- product_id: 422979702 title: "Doorbell Transformer 24V 40VA AC Power Supply Thermostat Power Adapter Hardwired Door Chime Transformer" brand: "giveubed" price: "VT9525" currency: VUV in_stock: true reviews_count: 8 category: "Giveubed" url: https://www.desertcart.vu/products/422979702-doorbell-transformer-24v-40va-ac-power-supply-thermostat-power-adapter store_origin: VU region: Vanuatu --- # 24V AC output power Compatible with most doorbells & thermostats Easy screw or clip installation Doorbell Transformer 24V 40VA AC Power Supply Thermostat Power Adapter Hardwired Door Chime Transformer **Brand:** giveubed **Price:** VT9525 **Availability:** ✅ In Stock ## Summary > ⚡ Power up your doorbell game — reliable, sleek, and ready to impress! ## Quick Answers - **What is this?** Doorbell Transformer 24V 40VA AC Power Supply Thermostat Power Adapter Hardwired Door Chime Transformer by giveubed - **How much does it cost?** VT9525 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/422979702-doorbell-transformer-24v-40va-ac-power-supply-thermostat-power-adapter) ## Best For - giveubed enthusiasts ## Why This Product - Trusted giveubed brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Trusted by Thousands:** 4.4-star rating from 725+ users proves it’s the go-to transformer for modern smart home setups. - • **Reliable 24V 40VA Power:** Delivers consistent, stable voltage for multiple doorbells and thermostats without flicker or drop. - • **Universal Compatibility:** Works seamlessly with a wide range of residential, commercial, and industrial doorbell brands. - • **Durable & Compact Design:** Small footprint (1.3"x1.9"x2.6") fits discreetly in any electrical box, built to last with premium materials. - • **Plug & Play Installation:** Mounts effortlessly with screws or clips—no electrician needed, upgrade your system in minutes. ## Overview The GIVEUBED 24V 40VA Doorbell Transformer is a compact, high-performance AC power supply designed to replace outdated transformers. It provides stable 24VAC output compatible with most doorbells and thermostats, supports multiple devices simultaneously, and installs easily with screws or clips. Rated 4.4 stars by over 700 users, it’s a trusted, cost-effective upgrade for residential and commercial smart home systems. ## Description Doorbell Transformer 24V 40VA AC Power Supply Thermostat Power Adapter Hardwired Door Chime Transformer - desertcart.com Review: Cost-Effective and Reliable - Doorbell Transformer 24V 40VA AC Power Supply - As the time approached for me to upgrade my doorbell setup, I began my search for a solution that was both cost-effective and dependable. When I was browsing through the store, the Doorbell Transformer 24V 40VA AC Power Supply immediately caught my attention, and after making the purchase, I couldn't be happier with my decision! Since I have installed two Eufy Dual camera doorbells, I realized that the transformers from the 1950s were outdated and needed to be replaced. It had been a challenge finding transformers that would meet the specific power requirements of my doorbells, but these new ones proved to be the perfect fit, working flawlessly with no issues. Thanks to the help of a few online resources, I could confidently take on the installation myself, and it turned out to be a simple task. Thanks to the transformers, the power supply to my Eufy doorbells has been nothing short of excellent, working flawlessly and consistently. Since the upgrade has been implemented, my doorbell system has been performing exceptionally well and is now operating at its full potential. Thanks to these reliable and cost-effective transformers, my doorbell setup is now something that I am confident in. The Doorbell Transformer 24V 40VA AC Power Supply has been a top choice for many homeowners who require an affordable and dependable doorbell transformer, and I highly recommend it. With the results it has delivered, I'm overjoyed to say that the investment has been an excellent one. After having used these transformers, I can confidently say that they have exceeded my expectations in terms of performance, and that they come at an affordable price point only makes them more desirable. These transformers are an excellent choice if you need a reliable replacement or are looking to upgrade your doorbell system. Review: Works great - Item is as listed ## Features - 【Power Multiple Thermostats/Doorbells】Replace and upgrade underpowered transformers with this 24V AC Transformer, while providing ample power to single or multiple thermostats and doorbells - 【Specification】Input: 120 V/AC, 60 HZ; Load output voltage : 24VAC±5% 40 VA, No-load output voltage：27VAC±5%.Note:due to unstable output voltage in some regions, there may also be differences in output voltage. - 【Wide Applications】Compatible with most brands of doorbells or thermostats, low voltage hardwired doorbell power supply for residential, commercial and industrial use - 【Easy to Install】The doorbell transformer is easy to replace and install with screws, unscrews or threaded clips to the electrical box, in a safe place - 【Customer Service】If any of our 24V 40VA doorbell transformers fail to meet your expectations, please contact us and we will try to solve the problem. If not resolved, you will get a refund or exchange ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09PYKZYSM | | Best Sellers Rank | #17,443 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #11 in Door Bell Transformers | | Brand Name | GIVEUBED | | Current Rating | 40 Amps | | Customer Reviews | 4.4 4.4 out of 5 stars (727) | | Item Dimensions D x W x H | 1.3"D x 1.9"W x 2.6"H | | Item Weight | 700 Grams | | Manufacturer | YU ER | | Maximum Frequency | 60 Hz | | Minimum Frequency | 60 Hz | | Model | 24V40VA | | Mounting Type | Plate Mount | | Part Number | 24V40VA | | Power Source | AC | | Unit Count | 1.0 Count | ## Product Details - **Brand:** GIVEUBED - **Current Rating:** 40 Amps - **Mounting Type:** Plate Mount - **Power Source:** AC - **Product Dimensions:** 1.3"D x 1.9"W x 2.6"H ## Images ![Doorbell Transformer 24V 40VA AC Power Supply Thermostat Power Adapter Hardwired Door Chime Transformer - Image 1](https://m.media-amazon.com/images/I/71ybZkrWGzL.jpg) ## Available Options This product comes in different **Model** options. ## Questions & Answers **Q: the output voltage is ac or dc?** A: It is a AC 16V30VA Transformer for Dooebell or thermostats **Q: Does this doorbell transformer apply to nest hello wifi doorbell?** A: A doorbell with a working voltage of 16V can be used,such asRing Video Doorbell，Ring Doorbell Pro，Zmodo Smart Greet Wi-Fi Video Doorbell，Ezviz Doorbell，Eufy 2K wifi wifeless doorbell,Netatmo video doorbell,night owl doorbell,skybell slim line doorbell camera,yiroka doorbell camera,Maximus kuna doorbell camera,Arlo Doorbell and etc. **Q: What is the operating temperature of this 16v ac transformer? need to install in attic with 130+ degrees f.** A: Well it depends on what you are hooking the transformer up to, as far as the atmosphere air temperature that high should not be a problem, but, if you are going to use it to install a vent fan the temperature won't be that high it will be a lot less, just make sure the device will operate with this transformer. **Q: Ul listed?** A: Yes, it's a required standard. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Cost-Effective and Reliable - Doorbell Transformer 24V 40VA AC Power Supply *by N***T on July 20, 2023* As the time approached for me to upgrade my doorbell setup, I began my search for a solution that was both cost-effective and dependable. When I was browsing through the store, the Doorbell Transformer 24V 40VA AC Power Supply immediately caught my attention, and after making the purchase, I couldn't be happier with my decision! Since I have installed two Eufy Dual camera doorbells, I realized that the transformers from the 1950s were outdated and needed to be replaced. It had been a challenge finding transformers that would meet the specific power requirements of my doorbells, but these new ones proved to be the perfect fit, working flawlessly with no issues. Thanks to the help of a few online resources, I could confidently take on the installation myself, and it turned out to be a simple task. Thanks to the transformers, the power supply to my Eufy doorbells has been nothing short of excellent, working flawlessly and consistently. Since the upgrade has been implemented, my doorbell system has been performing exceptionally well and is now operating at its full potential. Thanks to these reliable and cost-effective transformers, my doorbell setup is now something that I am confident in. The Doorbell Transformer 24V 40VA AC Power Supply has been a top choice for many homeowners who require an affordable and dependable doorbell transformer, and I highly recommend it. With the results it has delivered, I'm overjoyed to say that the investment has been an excellent one. After having used these transformers, I can confidently say that they have exceeded my expectations in terms of performance, and that they come at an affordable price point only makes them more desirable. These transformers are an excellent choice if you need a reliable replacement or are looking to upgrade your doorbell system. ### ⭐⭐⭐⭐⭐ Works great *by P***. on February 8, 2026* Item is as listed ### ⭐⭐⭐⭐⭐ Powerful Enough for My Doorbell *by G***J on November 7, 2025* An easy installation and enough power for my new Blink doorbell cam. The size is slightly larger than my old one but the weight makes it feel very durable. ## Frequently Bought Together - Doorbell Transformer 24V 40VA AC Power Supply Thermostat Power Adapter Hardwired Door Chime Transformer - Ring Chime - Ring Video Doorbell Wired (newest model), Use Two-Way Talk, advanced motion detection, HD camera and real-time alerts to monitor your front door (wiring required) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/422979702-doorbell-transformer-24v-40va-ac-power-supply-thermostat-power-adapter](https://www.desertcart.vu/products/422979702-doorbell-transformer-24v-40va-ac-power-supply-thermostat-power-adapter) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-06*