--- product_id: 718671881 title: "24 Volt Doorbell Power Adapter - 16.4ft Long C Wire Adapter, Doorbell Transformer Fits Ring, Nest Hello, Wyze, Eufy Video Doorbells and Ecobee,Sensi,Nest,Honeywell Thermostat(Black)" brand: "jiooyy" price: "NT$2185" currency: TWD in_stock: true category: "Jiooyy" url: https://www.desertcart.tw/products/718671881-24-volt-doorbell-power-adapter-16-4ft-long-c-wire store_origin: TW region: Taiwan --- # 16.4ft long extension cable 24V/500mA stable power output Universal compatibility with top smart devices 24 Volt Doorbell Power Adapter - 16.4ft Long C Wire Adapter, Doorbell Transformer Fits Ring, Nest Hello, Wyze, Eufy Video Doorbells and Ecobee,Sensi,Nest,Honeywell Thermostat(Black) **Brand:** jiooyy **Price:** NT$2185 **Availability:** ✅ In Stock ## Summary > ⚡ Power your smart home like a pro—never miss a ring or temp drop again! ## Quick Answers - **What is this?** 24 Volt Doorbell Power Adapter - 16.4ft Long C Wire Adapter, Doorbell Transformer Fits Ring, Nest Hello, Wyze, Eufy Video Doorbells and Ecobee,Sensi,Nest,Honeywell Thermostat(Black) by jiooyy - **How much does it cost?** NT$2185 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/718671881-24-volt-doorbell-power-adapter-16-4ft-long-c-wire) ## Best For - jiooyy enthusiasts ## Why This Product - Trusted jiooyy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Silent & Reliable:** Engineered with pure copper core and noise-free electromagnetic induction for long-lasting, whisper-quiet performance. - • **Smart Device Ready:** Seamlessly powers Ring, Nest, Wyze, Eufy, Ecobee, Honeywell, Sensi, and more—future-proof your smart home setup. - • **Long Reach, No Limits:** 16.4ft cable length gives you flexible placement options for your doorbell or thermostat without compromise. - • **Plug & Play Simplicity:** Effortless installation with clear wiring instructions—no electrician needed to upgrade your home tech. - • **Power Up Without Pause:** Say goodbye to low battery alerts with continuous 24V AC power that keeps your smart doorbell and thermostat always online. ## Overview This 24 Volt Doorbell Power Adapter delivers a steady 24V/500mA AC current through a 16.4ft cable, compatible with leading smart doorbells and thermostats including Ring, Nest, Wyze, and Ecobee. Designed for easy installation and silent operation, it eliminates battery hassles by providing continuous power, ensuring your smart devices stay reliably connected and fully charged. ## Description Compatible with: Ring Video Doorbell Ring Video Doorbell 2 Skybell Doorbell Honeywell Smart Wifi Thermostat Ecobee Thermostat Sensi Thermostat Google Nest Thermostat 1st/2ndEasy installationFOR DOORBELLS 1. Keep adapter unplugged. 2. Install wires from 24volt adapter into the terminals for your doorbell unit (Simply attach the two rings to the doorbell and tighten the screws, regardless of positive or negative polarity) 3. Plug adapter into outlet. 4. Power up and verify your doorbell is receiving necessary power using the accompanying application. FOR THERMOSTATS 1. Shut off the circuit breaker power supply 2. Install any wire from the 24 volt adapter to the "C" end and another wire to the "RC" end. If your system has a cooling system, you may need to use the included diode and connect the “RH” to the 'RC’ terminal. 3. Plug the power adapter into the socket 4. Open the circuit breaker power supply 5. Install the panel on the thermostat Note: Before purchasing, Please confirm that the voltage and current required by the doorbell are consistent with this power supply. Please consult the Voltage requirements of your doorbell for specific recommendations. Please connect the doorbell before connecting the power supply, and be careful not to let the two cables connected together cause short circuit.) Continuous power supply It can be continuously Power supply your device without worry about taking off the doorbells/ thermostats and low battery, which is time-saving and effort-saving. New Upgrade - No Noise Different from other Doorbell transformers, our new design, silent charging, so you principle of noise trouble PACKAGE INCLUDES: 1 X 16.4 ft Cable 24V 500mA Video Doorbell transfomer (Black) ## Features - DOORBELL POWER - 24v universal US power cable powers popular smart doorbells, plugs into your standard 110 v/120 v outlet and converts to 24 volt 500 ma AC current - 16.4 FT EXTENSION CABEL - compatible with smart doorbells ：Ring Video Doorbell, Ring Video Doorbell 2 & Ring Video Doorbell Pro,Nest Skybell ；smart thermostats ： Nest 1st/2nd, Ecobee, Honeywell, Sensi and other devices that require constant AC 24 volt power for operation etc. Note: the brand mentioned above is only for demonstrating compatibility - EASY TO INSTALL:“Low battery” issues is solved. you can charge it directly(plug adapter into outlet and power up). With an AC output of 24V/500mA,Now get rid of all battery issues and with no more interrupt or any safety concerns - QUALITY MATERIAL - the product is made of pure copper wire core,the principle is based on electromagnetic induction and keeps your doorbell device working for a long time - NOTE - Before purchasing, please confirm that the voltage and current required by the doorbell or thermostat match the power supply. Please connect the doorbell before connecting the power supply, and be careful not to let the two cables connected together cause short circuit ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C6M57Z5Q | | ASIN | B0C6M57Z5Q | | Best Sellers Rank | #34,743 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #7 in Door Bell Transformers | | Brand Name | jiooyy | | Current Rating | 0.5 Amps | | Customer Reviews | 4.3 4.3 out of 5 stars (274) | | Customer reviews | 4.3 4.3 out of 5 stars (274) | | Date First Available | 7 April 2025 | | Included Components | 1PC 24V Video Doorbell Power Adapter | | Item model number | 24V Power Adapter | | Manufacturer | jiooyy | | Manufacturer | jiooyy | | Model | 24V Power Adapter | | Mounting Type | Wall Mount | | Number of Items | 1 | | Number of Packs | 1 | | Package Dimensions | 9.5 x 8.71 x 5.69 cm; 308 g | | Part Number | 24V Power Adapter | | Power Source | AC Mains (110V/120V) | | Specification Met | UL | | Unit Count | 1.0 Count | ## Product Details - **Brand:** jiooyy - **Current rating:** 0.5 Amps - **Mounting type:** Wall Mount - **Power source:** AC Mains (110V/120V) - **Specification met:** UL ## Images ![24 Volt Doorbell Power Adapter - 16.4ft Long C Wire Adapter, Doorbell Transformer Fits Ring, Nest Hello, Wyze, Eufy Video Doorbells and Ecobee,Sensi,Nest,Honeywell Thermostat(Black) - Image 1](https://m.media-amazon.com/images/I/71QHI5DPPWL.jpg) ## Frequently Bought Together - jiooyy 24 Volt Doorbell Power Adapter - 16.4ft Long C Wire Adapter, Doorbell Transformer Fits Ring, Nest Hello, Wyze, Eufy Video Doorbells and Ecobee,Sensi,Nest,Honeywell Thermostat(Black) - 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) - Ring Chime --- ## 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.tw/products/718671881-24-volt-doorbell-power-adapter-16-4ft-long-c-wire](https://www.desertcart.tw/products/718671881-24-volt-doorbell-power-adapter-16-4ft-long-c-wire) --- *Product available on Desertcart Taiwan* *Store origin: TW* *Last updated: 2026-10-23*