--- product_id: 434000023 title: "OhmKat Video Doorbell Power Supply- Compatible with Nest Wired and Battery - No Existing Wiring Required - Transformer, Adapter, Power Kit & Supply All In One (Black)" brand: "ohmkat" price: "€ 117.29" currency: EUR in_stock: true url: https://www.desertcart.hr/products/434000023-ohmkat-video-doorbell-power-supply-compatible-with-nest-wired-battery store_origin: HR region: Croatia --- # Exclusive Nest Hello power tech No wiring or resistor needed One Touch Power Test OhmKat Video Doorbell Power Supply- Compatible with Nest Wired and Battery - No Existing Wiring Required - Transformer, Adapter, Power Kit & Supply All In One (Black) **Brand:** ohmkat **Price:** € 117.29 **Availability:** ✅ In Stock ## Summary > ⚡ Power your Nest Hello effortlessly—no wiring, no worries! ## Quick Answers - **What is this?** OhmKat Video Doorbell Power Supply- Compatible with Nest Wired and Battery - No Existing Wiring Required - Transformer, Adapter, Power Kit & Supply All In One (Black) by ohmkat - **How much does it cost?** € 117.29 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/434000023-ohmkat-video-doorbell-power-supply-compatible-with-nest-wired-battery) ## Best For - ohmkat enthusiasts ## Why This Product - Trusted ohmkat brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Multi-Door Ready:** Add extra Nest Hello doorbells anywhere in your home with ease. - • **Plug & Play Power:** No existing wiring or doorbell needed—just plug into any outlet and go. - • **One Touch Power Test:** Patent-pending feature lets you verify power supply instantly without tools. - • **Built-in Short Circuit Protection:** Advanced electronics safeguard your doorbell from electrical faults. - • **Exclusive Nest Hello Compatibility:** Engineered specifically for Nest Hello to ensure flawless performance. ## Overview The OhmKat Video Doorbell Power Supply is a dedicated, all-in-one power solution designed exclusively for the Nest Hello. It eliminates the need for existing doorbell wiring or resistors, features built-in short circuit protection, and includes a unique One Touch Power Test for easy setup. Simply plug it into any outlet to power your Nest Hello doorbell anywhere in your home, ensuring reliable, professional-grade performance. ## Description OhmKat Video Doorbell Power Supply- Compatible with Nest Wired and Battery - No Existing Wiring Required - Transformer, Adapter, Power Kit & Supply All In One (Black) ## Features - The only power supply engineered to work with the Nest Hello video doorbell. Built with special electronics to protect your bell in case of a short - no need for an existing doorbell, new wiring or separate resistor. - Equipped with ONE TOUCH POWER TEST (patent pending) - the easiest way for anyone to check their power supply. No tools or equipment needed. - Professionally designed and d to power the full functionality of your Nest Hello. All components are robustly engineered to provide years of trouble free operation. - Install your doorbell on any door and plug directly into any outlet in your home. Add doorbells to your back door, side door or any door. - Not compatible with any other models - electronically designed to work exclusively with the Nest Hello (Nest Hello not included). ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | OhmKat | | Item Weight | 15.6 ounces | | Package Dimensions | 4.41 x 3.9 x 2.8 inches | | Is Discontinued By Manufacturer | No | | Color | Black | | Item Package Quantity | 1 | | Batteries Included? | No | | Batteries Required? | No | ## Product Details - **Brand:** OhmKat - **Power source:** Corded Electric - **Mounting type:** Wall Mount - **Specification met:** UL - **UPC:** 860384001907 ## Images ![OhmKat Video Doorbell Power Supply- Compatible with Nest Wired and Battery - No Existing Wiring Required - Transformer, Adapter, Power Kit & Supply All In One (Black) - Image 1](https://m.media-amazon.com/images/I/61Rhx0Lm-BL.jpg) ![OhmKat Video Doorbell Power Supply- Compatible with Nest Wired and Battery - No Existing Wiring Required - Transformer, Adapter, Power Kit & Supply All In One (Black) - Image 2](https://m.media-amazon.com/images/I/61goPg6piuL.jpg) ![OhmKat Video Doorbell Power Supply- Compatible with Nest Wired and Battery - No Existing Wiring Required - Transformer, Adapter, Power Kit & Supply All In One (Black) - Image 3](https://m.media-amazon.com/images/I/713ftWoBRvL.jpg) ![OhmKat Video Doorbell Power Supply- Compatible with Nest Wired and Battery - No Existing Wiring Required - Transformer, Adapter, Power Kit & Supply All In One (Black) - Image 4](https://m.media-amazon.com/images/I/41XwhZR11KL.jpg) ![OhmKat Video Doorbell Power Supply- Compatible with Nest Wired and Battery - No Existing Wiring Required - Transformer, Adapter, Power Kit & Supply All In One (Black) - Image 5](https://m.media-amazon.com/images/I/4158sZc-c+L.jpg) ## Questions & Answers **Q: How long is the cord?** A: The cord is 12 feet long. We also offer an extension cord. We have had some customers extend the cord over 50 feet **Q: Why don't you give the Voltage and Amps? That's the one thing you want to know about when buying one of these.** A: It is a 20VAC 10VA Power Supply. Input is 110VAC 60Hz. **Q: Will this help the voltage with my mechanical chime? My mechanical chime will only sometimes ring loudly.** A: It may. If you have a traditional transformer it may not be powered properly for the Nest Hello. However, you may also have a wiring issue. We are happy to discuss it with you and help you trouble shoot. service@ohmkat.com **Q: I need the cable to be longer, I just purchased the adapter, but need the total length to be 9 meters. (27 feet), where can I buy it ?** A: I never bought same as this bell but I have another type and I bought longer wire for it from Amazon but you have to write for them same type as you need ## Frequently Bought Together - OhmKat Video Doorbell Power Supply- Compatible with Nest Wired and Battery - No Existing Wiring Required - Transformer, Adapter, Power Kit & Supply All in One (Black) - OhmKat Video Doorbell Power Supply Extension Cord --- ## 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.hr/products/434000023-ohmkat-video-doorbell-power-supply-compatible-with-nest-wired-battery](https://www.desertcart.hr/products/434000023-ohmkat-video-doorbell-power-supply-compatible-with-nest-wired-battery) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-15*