--- product_id: 661180765 title: "4PRO ATS-250A-RSC-4P Automatic Transfer Switch" brand: "4pro" price: "€ 798.67" currency: EUR in_stock: true category: "4 Pro" url: https://www.desertcart.sk/products/661180765-4pro-ats-250a-rsc-4p-automatic-transfer-switch store_origin: SK region: Slovakia --- # 250A max current capacity 4-pole automatic switching -5°C to +40°C operating range 4PRO ATS-250A-RSC-4P Automatic Transfer Switch **Brand:** 4pro **Price:** € 798.67 **Availability:** ✅ In Stock ## Summary > ⚡ Stay powered, stay ahead — never miss a beat with 4PRO ATS-250A-RSC-4P! ## Quick Answers - **What is this?** 4PRO ATS-250A-RSC-4P Automatic Transfer Switch by 4pro - **How much does it cost?** € 798.67 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/661180765-4pro-ats-250a-rsc-4p-automatic-transfer-switch) ## Best For - 4pro enthusiasts ## Why This Product - Trusted 4pro brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart Control Modes:** Switch effortlessly between Auto, Manual, and Remote modes for ultimate flexibility. - • **Seamless Power Shift:** Automatic transfer between main and backup power ensures zero downtime. - • **Clear Status Indicators:** Front position pointer and external lamp outputs keep you informed at a glance. - • **Built-in Safety & Reliability:** Mechanical and electrical interlocks plus control signal fuses protect your system. - • **Versatile Voltage Compatibility:** Supports multiple voltage configurations from 120V to 400V for diverse applications. ## Overview The 4PRO ATS-250A-RSC-4P is a robust 4-pole automatic transfer switch designed for 1-3 phase power systems, handling up to 250 amps. It features electric motor gear activation, multiple control modes including remote operation, and built-in safety interlocks. Compatible with a wide voltage range (120V to 400V) and operating reliably in temperatures from -5°C to +40°C, it ensures seamless power transfer and system protection for critical applications. ## Description The ATS-250A-RSC-4P changeover switch is designed to automatically transfer load circuits from main power source to reserve source in a wide variety of 1-3 phase applications. FEATURES - Electric motor gear activated switching; - 1-3 phase 4 pole operation; - Auto and Manual/Remote mode switch; - 3 position switch handle("I"-"0"-"II"); - Generator start/stop remote control outputs; - External ATS/AMF controller remote control inputs; - High reliability and low power consumption due to fixed positions of the change-over mechanism energized during switching process only; - Front side position indication pointer and external lamp outputs; - Control signal protection fuses; - Built-in mechanical and electrical interlocking. ## Features - Rated Operating Voltage: 230/400V(2-3 phase), 230V (single phase), 120/208V(3 phase), 120/240V (2 phase). - Voltage frequency: 50/60Hz. - Switching poles: 4 - Rated operating current: up to 250А per device pole; - Working temperature range: from -5'C to +40'C; ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CS6F625B | | Actuator Type | Rotary | | Best Sellers Rank | #1,475,332 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #1,098 in Outdoor Generator Transfer Switches | | Brand Name | 4PRO | | Circuit Type | parallel | | Connectivity Protocol | X-10 | | Contact Material | Copper | | Control Method | Touch | | Current Rating | 250 Amps | | Included Components | Automatic Changeover Transfer Switch | | Item Weight | 5.4 Kilograms | | Manufacturer | 4PRO | | Material Type | Copper | | Model | ATS-250A-RSC-4P | | Mounting Type | Panel Mount | | Number of Items | 1 | | Number of Positions | 3 | | Operating Voltage | 240 Volts | | Operation Mode | Automatic | | Part Number | ATS-250A-RSC-4P | | Switch Type | Temperature Switch | | Terminal | Screw | ## Product Details - **Actuator Type:** Rotary - **Brand:** 4PRO - **Circuit Type:** parallel - **Current Rating:** 250 Amps - **Material:** Copper - **Mounting Type:** Panel Mount - **Operating Voltage:** 240 Volts - **Operation Mode:** Automatic - **Switch Type:** Temperature Switch - **Terminal:** Screw ## Images ![4PRO ATS-250A-RSC-4P Automatic Transfer Switch - Image 1](https://m.media-amazon.com/images/I/51lATqrSXkL.jpg) ![4PRO ATS-250A-RSC-4P Automatic Transfer Switch - Image 2](https://m.media-amazon.com/images/I/5148T4g107L.jpg) ![4PRO ATS-250A-RSC-4P Automatic Transfer Switch - Image 3](https://m.media-amazon.com/images/I/51Ub+i89pEL.jpg) ## Frequently Bought Together - 4PRO ATS-250A-RSC-4P Automatic Changeover Transfer Switch - SELTERM 10pcs - 1/0 Awg - 5/16" Stud - Battery Lugs - Ring Terminal Connectors | with 12pcs 3:1 Black & Red Heat Shrink Tubing with Adhesive | Heavy Duty Battery Cable Ends - Bare Copper Wire Lugs Kit - 10pcs 1 AWG-3/8 Battery Lugs,Copper Wire Lugs,UL Listed Heavy Duty Battery Cable Ends,Tubular Ring Terminals,AWG Crimp Wire Ring Lugs,Battery Terminal Connectors with 3:1 Heat Shrink Tubing --- ## 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.sk/products/661180765-4pro-ats-250a-rsc-4p-automatic-transfer-switch](https://www.desertcart.sk/products/661180765-4pro-ats-250a-rsc-4p-automatic-transfer-switch) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-07-24*