--- product_id: 807062606 title: "125A Automatic Transfer Switch for Generator, 3P, 120/240V Dual Power Generator Transfer Switch Meeting NEMA 3R Standards for Outdoor and Indoor" brand: "jacepfy" price: "₩389480" currency: KRW in_stock: true category: "Jacepfy" url: https://www.desertcart.kr/products/807062606-125a-automatic-transfer-switch-for-generator-3p-120-240v-dual store_origin: KR region: South Korea --- # 125A max current capacity Dual automatic/manual mode NEMA 3R weatherproof rating 125A Automatic Transfer Switch for Generator, 3P, 120/240V Dual Power Generator Transfer Switch Meeting NEMA 3R Standards for Outdoor and Indoor **Brand:** jacepfy **Price:** ₩389480 **Availability:** ✅ In Stock ## Summary > ⚡ Power up your peace of mind with seamless, weatherproof switching! ## Quick Answers - **What is this?** 125A Automatic Transfer Switch for Generator, 3P, 120/240V Dual Power Generator Transfer Switch Meeting NEMA 3R Standards for Outdoor and Indoor by jacepfy - **How much does it cost?** ₩389480 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/807062606-125a-automatic-transfer-switch-for-generator-3p-120-240v-dual) ## Best For - jacepfy enthusiasts ## Why This Product - Trusted jacepfy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Dual Mode Control:** Choose automatic or manual switching with clear power status indicators for total control and peace of mind. - • **Safety First, Always:** Internal grounding and lockable switch prevent accidental shutdowns and electrical hazards, keeping your home secure. - • **Hassle-Free Installation:** Pre-drilled holes and spacious interior simplify wiring, so you’re up and running faster with detailed instructions included. - • **Built to Brave the Elements:** Galvanized steel enclosure with NEMA 3R rating ensures rust-free, reliable outdoor and indoor use in any weather. - • **Seamless 125A Power Transfer:** Effortlessly switch between main and backup power without interruption, even for high-demand appliances. ## Overview The JACEPFY 125A Automatic Transfer Switch is a robust 3-pole, 120/240V dual power switch designed for seamless transition between main and backup power sources. Built with a galvanized steel enclosure meeting NEMA 3R standards, it ensures reliable outdoor and indoor operation under harsh weather conditions. Featuring dual automatic/manual modes, clear power indicators, and enhanced safety with internal grounding and lockable switches, it supports up to 125 amps to handle whole-home power needs including high-demand appliances. Easy to install with pre-drilled holes and detailed instructions, this transfer switch is a dependable solution for uninterrupted power management. ## Description Product description ## Features - Seamless Power Transitions: 125 amp automatic transfer switch for generator is perfect for seamlessly switching from main power to auxiliary power such as gas generators, solar power. With a maximum handling capacity of 100A, the manual transfer switch can provide uninterrupted power to your entire home, including high-demand appliances like dryers and stoves - Sturdy and Durable: 125 amp generator transfer switch enclosure is made of galvanized steel that resists rust and corrosion. It meets NEMA 3R standards and can withstand harsh weather conditions, ensuring uninterrupted function even during rain, hail or strong winds - Automatic or Manual Dual Mode: Dual power transfer switch allows you to choose between manual or automatic mode. Transfer switch for home generator has four power indicator lights, you can know and control your power status at any time, so you can use electricity with confidence - Safe Operation: The internal grounding setting inside the transfer switch for generator prevents inadvertent electrical contact and ensures absolute safety during usage. Lockable locking holes on the bottom of the safety switch prevent accidental power shutdown during normal power supply. A lock is included in our package for you to use - Easy to Install: Safety switch comes with detailed installation instructions, ample internal space and pre-drilled holes allow for flexible wiring, making installation easy ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0G8VPDRMP | | Best Sellers Rank | #503,031 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #379 in Outdoor Generator Transfer Switches | | Brand | JACEPFY | | Brand Name | JACEPFY | | Circuit Type | 3-way | | Connector Type | Plug In | | Contact Material | Copper | | Contact Type | Double Throw | | Current Rating | 125 Amps | | Included Components | Transfer Switch, Mounting Hardware | | International Protection Rating | IP54 | | Item Dimensions | 10 x 6.6 x 13.5 inches | | Manufacturer | JACEPFY | | Material Type | Metal, Plastic | | Mounting Type | Wall Mount | | Number of Positions | 2 | | Operating Voltage | 120 Volts | | Operation Mode | ON-OFF | | Part Number | TS003 | | Specification Met | Nema 3r | | Switch Type | TRIAC | | Terminal | Screw | | Unit Count | 1.0 Count | | Upper Temperature Rating | 140 Degrees Celsius | ## Product Details - **Brand:** JACEPFY - **Connector Type:** Plug In - **Contact Type:** Double Throw - **Current Rating:** 125 Amps - **Item dimensions L x W x H:** 10 x 6.6 x 13.5 inches - **Material:** Metal, Plastic - **Operating Voltage:** 120 Volts - **Operation Mode:** ON-OFF - **Switch Type:** TRIAC - **Terminal:** Screw ## Images ![125A Automatic Transfer Switch for Generator, 3P, 120/240V Dual Power Generator Transfer Switch Meeting NEMA 3R Standards for Outdoor and Indoor - Image 1](https://m.media-amazon.com/images/I/61jTNg5-8FL.jpg) ![125A Automatic Transfer Switch for Generator, 3P, 120/240V Dual Power Generator Transfer Switch Meeting NEMA 3R Standards for Outdoor and Indoor - Image 2](https://m.media-amazon.com/images/I/71cfMvbKl2L.jpg) ![125A Automatic Transfer Switch for Generator, 3P, 120/240V Dual Power Generator Transfer Switch Meeting NEMA 3R Standards for Outdoor and Indoor - Image 3](https://m.media-amazon.com/images/I/71OMPl8O5eL.jpg) ![125A Automatic Transfer Switch for Generator, 3P, 120/240V Dual Power Generator Transfer Switch Meeting NEMA 3R Standards for Outdoor and Indoor - Image 4](https://m.media-amazon.com/images/I/71sbEZdDBhL.jpg) ![125A Automatic Transfer Switch for Generator, 3P, 120/240V Dual Power Generator Transfer Switch Meeting NEMA 3R Standards for Outdoor and Indoor - Image 5](https://m.media-amazon.com/images/I/716T5rjXUeL.jpg) ## Available Options This product comes in different **Style** options. --- ## 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.kr/products/807062606-125a-automatic-transfer-switch-for-generator-3p-120-240v-dual](https://www.desertcart.kr/products/807062606-125a-automatic-transfer-switch-for-generator-3p-120-240v-dual) --- *Product available on Desertcart South Korea* *Store origin: KR* *Last updated: 2026-06-03*