--- product_id: 453229459 title: "12V-110V DC Miniature Circuit Breaker, 125 Amp 2 Pole | Battery Breaker for Solar PV System and RV, Thermal Magnetic Trip, DIN Rail Mount, High Current DC Disconnect Switch 2P B125" brand: "chtaixi" price: "€ 48.96" currency: EUR in_stock: true reviews_count: 8 url: https://www.desertcart.gr/products/453229459-12v-110v-dc-miniature-circuit-breaker-125-amp-2-pole store_origin: GR region: Greece --- # 125A high current rating Thermal-magnetic trip for reliable arc extinguishing 35mm DIN rail mount for easy installation 12V-110V DC Miniature Circuit Breaker, 125 Amp 2 Pole | Battery Breaker for Solar PV System and RV, Thermal Magnetic Trip, DIN Rail Mount, High Current DC Disconnect Switch 2P B125 **Brand:** chtaixi **Price:** € 48.96 **Availability:** ✅ In Stock ## Summary > ⚡ Break free from downtime—power up with confidence! ## Quick Answers - **What is this?** 12V-110V DC Miniature Circuit Breaker, 125 Amp 2 Pole | Battery Breaker for Solar PV System and RV, Thermal Magnetic Trip, DIN Rail Mount, High Current DC Disconnect Switch 2P B125 by chtaixi - **How much does it cost?** € 48.96 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/453229459-12v-110v-dc-miniature-circuit-breaker-125-amp-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 - • **Snap-In Simplicity:** Effortless 35mm DIN rail mounting ensures quick, secure installation—no electrician required. - • **Durability That Lasts:** Built to endure 10,000 mechanical and 4,000 electrical cycles—engineered for relentless performance. - • **Powerhouse Protection:** Safeguards your solar PV and RV systems from overloads and short circuits with a robust 125A rating. - • **Arc-Extinguishing Tech:** Advanced magnetic system rapidly quells electrical arcs, boosting safety and longevity. - • **Millennial-Ready Materials:** Flame-retardant shell and silver alloy contacts combine safety with sleek, modern reliability. ## Overview The 12V-110V DC Miniature Circuit Breaker (125A, 2 Pole) is a high-performance, thermal-magnetic trip switch designed for solar PV, RV, and battery power systems. Featuring a durable flame-retardant shell, silver alloy contacts, and a user-friendly 35mm DIN rail mount, it offers reliable overload and short-circuit protection with a breaking capacity of 6kA. Engineered for longevity with 10,000 mechanical and 4,000 electrical cycles, this compact breaker ensures safe, efficient power distribution in demanding DC environments. ## Description Make sure the wire terminals are connected in the Middle of the Breaker Terminal Clamps and connected tightly enough not to pull out easily. Soft silicone wires need to be fixed with copper crimp to fix the wire ends first. Product name: DZ47NZ-125 Product type: DC Miniature Circuit Breaker Rated operational voltage: 12V - 110V DC Rated current [In]: 80A / 100 A / 125 A (optional) Poles: 1P / 2P (optional) Trip unit technology: Thermal-magnetic Curve code: B Breaking capacity: 6 kA Ics=Icu Uimp: 6 kV Mechanical durability: 10000 cycles Electrical durability: 4000 cycles Operating temperature: -13°F(-25℃) ~ 140°F(60℃) Mounting support: 35 mm DIN rail Tightening torque: 3.5 N.m Standard: IEC60947-2 1 x DC miniature circuit breaker ( 1P NO DIN rail, 2P with 1 x DIN rail and 2 x screws ) Flame retardant material, sturdy and durable. Large space, put the wire end in the middle of the terminal hole. Reduce the wear of the contacts. Improve electrical durability. Install the 35mm DIN rail horizontally in a stable environment. Hang the circuit breaker slot on the DIN rail Push the lower end of the circuit breaker into the DIN rail Push the circuit breaker upward Turn the upper end of the circuit breaker out of the DIN rail ## Features - FUNCTIONS: Used to protect power distribution facilities from overload and short-circuit damage, and can also be used for control and isolation. - ARC EXTINGUISHING: This DC circuit breaker has a magnetic system to assist arc extinguishing. - QUALITY: Silver alloy contacts, flame retardant material shell, color indicator. - APPLICATION: Used in battery power systems, solar photovoltaic systems, RV, electric moped, or other DC systems. - INSTALLATION: 35mm DIN rail mount, screw clamp wires(soft silicone wire needs to crimp fixed the wire end with copper crimp first). ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B0B1WFPBMV | | Best Sellers Rank | #66,365 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #50 in Miniature Circuit Breakers | | Brand Name | CHTAIXI | | Circuit Breaker Type | Standard | | Current Rating | 125 A | | Customer Reviews | 4.6 4.6 out of 5 stars (68) 4.6 out of 5 stars | | Item Dimensions D X W X H | 2.99"D x 2.13"W x 3.15"H | | Manufacturer | CHTAIXI | | Model | 2 Pole | | Mounting Type | DIN Rail Mount | | Number Of Items | 1 | | Number Of Packs | 1 | | Number Of Poles | 2 | | Part Number | 47NZ125-B | | Unit Count | 1 Count | | Voltage | 12 volts | ## Product Details - **Brand:** CHTAIXI - **Circuit Breaker Type:** Standard - **Current Rating:** 125 Amps - **Mounting Type:** DIN Rail Mount - **Product Dimensions:** 2.99"D x 2.13"W x 3.15"H ## Images ![12V-110V DC Miniature Circuit Breaker, 125 Amp 2 Pole | Battery Breaker for Solar PV System and RV, Thermal Magnetic Trip, DIN Rail Mount, High Current DC Disconnect Switch 2P B125 - Image 1](https://m.media-amazon.com/images/I/613s0vLJ2BL.jpg) ![12V-110V DC Miniature Circuit Breaker, 125 Amp 2 Pole | Battery Breaker for Solar PV System and RV, Thermal Magnetic Trip, DIN Rail Mount, High Current DC Disconnect Switch 2P B125 - Image 2](https://m.media-amazon.com/images/I/61kBHTbKQ7L.jpg) ![12V-110V DC Miniature Circuit Breaker, 125 Amp 2 Pole | Battery Breaker for Solar PV System and RV, Thermal Magnetic Trip, DIN Rail Mount, High Current DC Disconnect Switch 2P B125 - Image 3](https://m.media-amazon.com/images/I/61zX5Y-6xQL.jpg) ![12V-110V DC Miniature Circuit Breaker, 125 Amp 2 Pole | Battery Breaker for Solar PV System and RV, Thermal Magnetic Trip, DIN Rail Mount, High Current DC Disconnect Switch 2P B125 - Image 4](https://m.media-amazon.com/images/I/61oPmAfmRNL.jpg) ![12V-110V DC Miniature Circuit Breaker, 125 Amp 2 Pole | Battery Breaker for Solar PV System and RV, Thermal Magnetic Trip, DIN Rail Mount, High Current DC Disconnect Switch 2P B125 - Image 5](https://m.media-amazon.com/images/I/61tQnUHC+KL.jpg) ## Available Options This product comes in different **Part Number, Model, Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Worked great for my solar battery bank *by on Reviewed in the United States June 23, 2025* Work as they should ### ⭐⭐⭐⭐⭐ Amazing *by on Reviewed in the United States June 23, 2026* Very good ### ⭐⭐⭐⭐⭐ Entrega y calidad excelentes *by on Reviewed in the United States May 31, 2026* Buen producto. Se recomienda. ## Frequently Bought Together - Chtaixi 12V-110V DC Miniature Circuit Breaker, 125 Amp 2 Pole Battery Breaker Protector for Solar PV System and RV, Thermal Magnetic Trip, DIN Rail Mount, High Current DC Disconnect Switch MCB 2P B125 - CHTAIXI DC Miniature Circuit Breaker, 2 Pole 1000V 63 Amp Isolator for Solar PV System, Thermal Magnetic Trip, DIN Rail Mount, Chtaixi DC Disconnect Switch C63 - 12V-110V DC Miniature Circuit Breaker, 10 Amp 1 Pole Battery Breaker Protector for Solar PV System and RV, Thermal Magnetic Trip, DIN-Rail/Surface Mount, Chtaixi DC Disconnect Switch B10 --- ## 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.gr/products/453229459-12v-110v-dc-miniature-circuit-breaker-125-amp-2-pole](https://www.desertcart.gr/products/453229459-12v-110v-dc-miniature-circuit-breaker-125-amp-2-pole) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-08-16*