--- product_id: 431154997 title: "AC Miniature Circuit Breaker, 40 Amp 120V/240V 2 Pole DIN Rail Mount Circuit Breaker, Thermal Magnetic Trip, Solar AC Disconnect Switch MCB C40" brand: "chtaixi" price: "KD 7.20" currency: KWD in_stock: true reviews_count: 13 category: "Chtaixi" url: https://www.desertcart.com.kw/products/431154997-ac-miniature-circuit-breaker-40-amp-120v-240v-2-pole store_origin: KW region: Kuwait --- # 40A high current rating Thermal magnetic trip for safety DIN rail quick-mount design AC Miniature Circuit Breaker, 40 Amp 120V/240V 2 Pole DIN Rail Mount Circuit Breaker, Thermal Magnetic Trip, Solar AC Disconnect Switch MCB C40 **Brand:** chtaixi **Price:** KD 7.20 **Availability:** ✅ In Stock ## Summary > ⚡ Break limits, not circuits — power up with confidence! ## Quick Answers - **What is this?** AC Miniature Circuit Breaker, 40 Amp 120V/240V 2 Pole DIN Rail Mount Circuit Breaker, Thermal Magnetic Trip, Solar AC Disconnect Switch MCB C40 by chtaixi - **How much does it cost?** KD 7.20 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/431154997-ac-miniature-circuit-breaker-40-amp-120v-240v-2-pole) ## Best For - chtaixi enthusiasts ## Why This Product - Trusted chtaixi brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Dual-Pole Protection:** Safeguards both live wires simultaneously, doubling your circuit’s defense. - • **Solar-Ready & Versatile:** Optimized for 110-240V AC systems including solar, RV, and residential applications. - • **Thermal Magnetic Trip Tech:** Instantly reacts to overloads and short circuits, keeping your system safe and sound. - • **Power-Packed 40 Amp Capacity:** Handles heavy-duty circuits with ease, perfect for demanding home or solar setups. - • **Seamless DIN Rail Installation:** Snap it in place with screw clamp wires for a hassle-free, professional finish. ## Overview The CHTAIXI 40 Amp 2 Pole Miniature Circuit Breaker offers robust overload and short circuit protection with advanced thermal magnetic trip technology. Designed for easy DIN rail mounting and versatile use in solar, RV, and home AC systems, it features durable silver alloy contacts and a flame-retardant shell. Trusted by thousands for reliable, safe power management in 110-240V circuits. ## Description Chtaixi AC Miniature Circuit Breaker, 40 Amp 120V/240V 2 Pole DIN Rail Mount Circuit Breaker, Thermal Magnetic Trip, Solar AC Disconnect Switch MCB C40: desertcart.com: Tools & Home Improvement Review: ✨✨ Reliable and great quality for the price - I bought this CHTAIXI 32-amp breaker for an electrical project, and I’m honestly impressed with the quality. Installation was easy, it fits perfectly on the DIN rail, and the screws are solid. I’ve been using it for several weeks now and it works very well—no overheating or strange noises. The switch feels smooth when turning it on and off, and the overall build looks durable. I also appreciate that it’s clearly labeled and has good thermal and magnetic sensitivity, which adds extra safety to the setup. For the price, it’s an excellent option, especially for solar systems or home installations that need a reliable MCB. Review: Great quality and reliable performance - I am very satisfied with this miniature circuit breaker. The build quality is solid and it feels well made and durable. Installation was easy and it fit perfectly in my setup. It has been working reliably and provides good protection, which gives me peace of mind. For the price, this is an excellent product. I would definitely purchase it again and highly recommend it. ## Features - FUNCTIONS: Used to protect 110V 120V 220V 230V AC circuit from overload and short circuit damage, and can also be used for control and isolation. - CURVE C: Magnetic trip range 5-10 times rated current. - QUALITY: Silver alloy contacts, flame retardant material shell, color indicator. - APPLICATION: Can be used in solar ac systems, RV, home circuits, or other 50/60Hz AC systems. - INSTALLATION: Screw clamp wires, 35mm DIN rail mount. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09TVT4CW1 | | Best Sellers Rank | #4,274 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1 in Miniature Circuit Breakers | | Brand Name | CHTAIXI | | Circuit Breaker Type | Standard | | Current Rating | 40 Amps | | Customer Reviews | 4.7 4.7 out of 5 stars (1,395) | | Item Dimensions D x W x H | 2.95"D x 1.42"W x 3.15"H | | Item Weight | 6.31 Ounces | | Manufacturer | CHTAIXI | | Model | DZ47N-63 | | Mounting Type | DIN Rail Mount | | Number of Poles | 2 | | Part Number | 47N63-2PC | | Voltage | 240 Volts | ## Product Details - **Brand:** CHTAIXI - **Circuit Breaker Type:** Standard - **Current Rating:** 40 Amps - **Mounting Type:** DIN Rail Mount - **Product Dimensions:** 2.95"D x 1.42"W x 3.15"H ## Images ![AC Miniature Circuit Breaker, 40 Amp 120V/240V 2 Pole DIN Rail Mount Circuit Breaker, Thermal Magnetic Trip, Solar AC Disconnect Switch MCB C40 - Image 1](https://m.media-amazon.com/images/I/61jBz9qS1sL.jpg) ## Available Options This product comes in different **Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ ✨✨ Reliable and great quality for the price *by S***O on November 19, 2025* I bought this CHTAIXI 32-amp breaker for an electrical project, and I’m honestly impressed with the quality. Installation was easy, it fits perfectly on the DIN rail, and the screws are solid. I’ve been using it for several weeks now and it works very well—no overheating or strange noises. The switch feels smooth when turning it on and off, and the overall build looks durable. I also appreciate that it’s clearly labeled and has good thermal and magnetic sensitivity, which adds extra safety to the setup. For the price, it’s an excellent option, especially for solar systems or home installations that need a reliable MCB. ### ⭐⭐⭐⭐⭐ Great quality and reliable performance *by A***Z on February 10, 2026* I am very satisfied with this miniature circuit breaker. The build quality is solid and it feels well made and durable. Installation was easy and it fit perfectly in my setup. It has been working reliably and provides good protection, which gives me peace of mind. For the price, this is an excellent product. I would definitely purchase it again and highly recommend it. ### ⭐⭐⭐⭐⭐ • “Reliable and Well-Built 40A Circuit Breaker” • “Great Quality and Easy to Install!” *by L***A on November 4, 2025* I purchased the Chtaixi 40A Miniature AC Circuit Breaker for my electrical setup, and it has performed perfectly so far. The build quality feels solid and reliable, and the installation was straightforward — it fit perfectly into the panel without any issues. It provides stable protection and consistent performance, with quick response to overloads or short circuits. I also appreciate the compact design, which saves space while maintaining full functionality. ## Frequently Bought Together - Chtaixi AC Miniature Circuit Breaker, 40 Amp 120V/240V 2 Pole DIN Rail Mount Circuit Breaker, Thermal Magnetic Trip, Solar AC Disconnect Switch MCB C40 - MOLLOM 2 Way Circuit Breaker MCB Distribution Protection Box with DIN Rail, IP65 Waterproof,for Indoor and Outdoor - Chtaixi AC Miniature Circuit Breaker, 20 Amp 120V/240V 1 Pole DIN Rail Mount Circuit Breaker, Thermal Magnetic Trip, Solar AC Disconnect Switch MCB C20 --- ## 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.com.kw/products/431154997-ac-miniature-circuit-breaker-40-amp-120v-240v-2-pole](https://www.desertcart.com.kw/products/431154997-ac-miniature-circuit-breaker-40-amp-120v-240v-2-pole) --- *Product available on Desertcart Kuwait* *Store origin: KW* *Last updated: 2026-05-16*