--- product_id: 198963487 title: "4321 Circuit Breaker Switch Panel, Black , Gray" brand: "blue sea systems" price: "2049 kr" currency: NOK in_stock: true reviews_count: 5 category: "Blue Sea Systems" url: https://www.desertcart.no/products/198963487-4321-circuit-breaker-switch-panel-black-gray store_origin: NO region: Norway --- # 45A Max Operating Amperage IP66 Water-Resistant Rating 12V DC Nominal Voltage 4321 Circuit Breaker Switch Panel, Black , Gray **Brand:** blue sea systems **Price:** 2049 kr **Availability:** ✅ In Stock ## Summary > ⚡ Stay Powered, Stay Protected — The Ultimate Circuit Panel for the Modern Pro ## Quick Answers - **What is this?** 4321 Circuit Breaker Switch Panel, Black , Gray by blue sea systems - **How much does it cost?** 2049 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.no](https://www.desertcart.no/products/198963487-4321-circuit-breaker-switch-panel-black-gray) ## Best For - blue sea systems enthusiasts ## Why This Product - Trusted blue sea systems brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Seamless Integration:** Industry-standard sizing for effortless retrofit in any setup - • **Stay Charged Anywhere:** Dual USB charger plus 12V socket for all your device needs - • **Waterproof Confidence:** Silicone boots & gasket deliver IP66-rated defense against powerful water jets - • **Power Meets Protection:** Illuminated 15A breakers with ON indication & overcurrent safety - • **Built to Brave the Elements:** UV-stabilized, flame-retardant polycarbonate/ABS panel resists corrosion ## Overview The Blue Sea Systems 4321 Circuit Breaker Switch Panel is a rugged, water-resistant 4-position panel designed for 12V DC systems with a max 45A load. Featuring illuminated 15A breakers, dual USB charging ports, and a 12V socket, it combines advanced safety with versatile power delivery. Its UV-stabilized, flame-retardant polycarbonate/ABS surface and IP66-rated sealing ensure durability and protection against harsh environments, making it ideal for professional-grade marine or vehicle electrical setups. ## Description Blue Sea Systems Water-Resistant Circuit Breaker Panel, 4 Position + 12V Socket & Dual USB Charger Gray.Nominal Voltage: 12V DC, Max Operating Amperage: 45A, Terminal Type: 1/4" Male Quick Connect, Hardware: Stainless Steel #6 x 5/8" mounting screws, Ring Terminal Size: M5 (#10)..Illuminated 15A circuit breakers provide switching, ON indication and overcurrent protection.Industry-standard sizes and mounting allow these panels to be easily retrofitted in an existing application.Polycarbonate/ABS panel surface is UV-stabilized, flame retardant, and will not corrode.Silicon breaker boots and gasket protects against water ingress. Panel front is IP66 when mounted with gasket in place - protected against powerful water jets (see inside back cover).. Review: Nice looking panel - Great looking panel. Lighted and covered switches are nice. So great to have the USB plugs and a 12-volt outlet at the bottom. Good quality item. Review: Great product - 4 gang with one allotted to the USB and 12 volt outlet. I spliced into the USB circuit to run low draw interior led lights. Very nice ## Features - Blue Sea Systems Water-Resistant Circuit Breaker Panel, 4 Position + 12V Socket and Dual USB Charger Gray.Nominal Voltage: 12V DC, Max Op. Amp: 45A, Term. Type: 1/4" Male Quick Connect, Hardware: SS 6 x 5/8" mounting screws, Ring Terminal Size: M5 (0). - Illuminated 15A circuit breakers provide switching, ON indication and overcurrent protection - Industry-standard sizes and mounting allow these panels to be easily retrofitted in an existing application - Polycarbonate/ABS panel surface is UV-stabilized, flame retardant, and will not corrode - Silicon breaker boots and gasket protects against water ingress. Panel front is IP66 when mounted with gasket in place - protected against powerful water jets (see inside back cover). - Fit type: Universal Fit ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07PT6KF3S | | Best Sellers Rank | #129,952 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #98 in Circuit Breaker Panels #693 in Circuit Breakers | | Brand | Blue Sea Systems | | Brand Name | Blue Sea Systems | | Circuit Type | 4-way | | Color | Gray | | Compatible with Vehicle Type | Navy | | Connector Type | 1/4" Male Quick Connect | | Contact Material | Copper | | Contact Type | Normally Closed | | Control Method | App | | Control Type | manual | | Controller Type | Ring | | Current Rating | 45 A | | Customer Reviews | 4.7 out of 5 stars 59 Reviews | | Included Components | Panel, 15 common square labels, stainless steel #6 5/8" mounting screws, Instructions | | International Protection Rating | IP66 | | Item Dimensions | 8.5 x 5.5 x 4 inches | | Item Type Name | Water-resistant Panel | | Manufacturer | Blue Sea Systems | | Material Type | Plastic | | Model | 4321 | | Mounting Type | Panel Mount | | Number of Items | 1 | | Number of Positions | 4 | | Operating Voltage | 12 volts | | Operation Mode | manual | | Part Number | 4321 | | Specification Met | Ip66 | | Switch Type | Push Button | | Terminal | 1/4" Male Quick Connect | | UPC | 632085043216 | | Unit Count | 1 Count | | Warranty Description | Lifetime | | Wattage | 180 watts | ## Product Details - **Brand:** Blue Sea Systems - **Connector Type:** 1/4" Male Quick Connect - **Contact Type:** Normally Closed - **Current Rating:** 45 Amps - **Item dimensions L x W x H:** 8.5 x 5.5 x 4 inches - **Material:** Plastic - **Operating Voltage:** 12 Volts - **Operation Mode:** manual - **Switch Type:** Push Button - **Terminal:** 1/4" Male Quick Connect ## Images ![4321 Circuit Breaker Switch Panel, Black , Gray - Image 1](https://m.media-amazon.com/images/I/61IrreLm8uL.jpg) ## Available Options This product comes in different **Color, Size, Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Nice looking panel *by T***D on May 9, 2022* Great looking panel. Lighted and covered switches are nice. So great to have the USB plugs and a 12-volt outlet at the bottom. Good quality item. ### ⭐⭐⭐⭐⭐ Great product *by L***S on May 12, 2021* 4 gang with one allotted to the USB and 12 volt outlet. I spliced into the USB circuit to run low draw interior led lights. Very nice ### ⭐⭐⭐⭐ Small boat electrical panel. *by M***L on June 1, 2023* Installed this unit in my dingy to avoid multiple inline fuses and battery connections. Looks neat and is waterproof. ## Frequently Bought Together - Blue Sea Systems 4321 Circuit Breaker Switch Panel, Black , Gray - Blue Sea Systems 2314 100 Amp Mini BusBar with 5 screws and a cover - Blue Sea Systems 5026 ST Blade Fuse Block 12 Circuit with Ground and Cover --- ## 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.no/products/198963487-4321-circuit-breaker-switch-panel-black-gray](https://www.desertcart.no/products/198963487-4321-circuit-breaker-switch-panel-black-gray) --- *Product available on Desertcart Norway* *Store origin: NO* *Last updated: 2026-11-13*