--- product_id: 544019351 title: "300A Bus Bar Heavy Duty Module Design Power Distribution Block, 48V DC Busbar Box with 4X M10 Terminal Studs, Junction Block for Battery Marine Automotive RV Car Truck (Black)" brand: "zhed" price: "¥5856" currency: JPY in_stock: true category: "Zhed" url: https://www.desertcart.jp/products/544019351-300a-bus-bar-heavy-duty-module-design-power-distribution-block store_origin: JP region: Japan --- # 300A heavy-duty current capacity Waterproof design with removable plates 4x M10 stainless steel rustproof terminals 300A Bus Bar Heavy Duty Module Design Power Distribution Block, 48V DC Busbar Box with 4X M10 Terminal Studs, Junction Block for Battery Marine Automotive RV Car Truck (Black) **Brand:** zhed **Price:** ¥5856 **Availability:** ✅ In Stock ## Summary > ⚡ Power your ride with precision and style — never settle for messy wiring again! ## Quick Answers - **What is this?** 300A Bus Bar Heavy Duty Module Design Power Distribution Block, 48V DC Busbar Box with 4X M10 Terminal Studs, Junction Block for Battery Marine Automotive RV Car Truck (Black) by zhed - **How much does it cost?** ¥5856 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/544019351-300a-bus-bar-heavy-duty-module-design-power-distribution-block) ## Best For - zhed enthusiasts ## Why This Product - Trusted zhed brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Reinforced nylon housing with glass fiber ensures flame resistance and mechanical strength. - • **Marine-Grade Durability:** Stainless steel M10 terminals resist corrosion even in harsh marine environments. - • **Power Up with Confidence:** Handles up to 48V DC and 300A for robust automotive and marine power needs. - • **Customizable Wiring Access:** Six removable window plates let you tailor cable entry points for perfect wire management. - • **Sleek & Secure Organization:** Compact 5.4" x 2.7" x 1.8" design keeps your wiring neat and protected from damage. ## Overview The Zhed 300A Bus Bar Heavy Duty Module is a waterproof, 48V DC power distribution block designed for automotive, marine, RV, and solar applications. Featuring four rustproof M10 stainless steel terminals and a durable nylon housing reinforced with glass fiber, it offers secure, organized wiring with customizable removable plates to prevent shorts and corrosion. Ideal for professionals seeking reliable, neat power management solutions. ## Description 1. REMOVABLE BOX: The module box design is used to facilitate the induction and sorting of internal lines, with 6 removable window to meet more needs.2. WIDE APPLICATION: The rated voltage and current are 48V 300A, which can be used in DC power supply systems such as automobile, RV, and yacht.3. M10 TERMINAL : The busbar box is equipped with M10 terminal , made of stainless steel, rustproof and , can be used in marine environments.4. MATERIAL: Glass fiber is used to strengthen the nylon base and housing, ensuring high mechanical strength and durability, good flame .5. MAIN PURPOSE: Gather the negative electrode wiring harness in a 48V automobile, ship, or yacht to ensure neat wiring and electricity use.Specification:Item Type: Bus Bar BoxMaterial: Nylon, Stainless SteelPackage List:1 x Bus Bar Box4 x Screws ## Features - 【Ideal for Automotive, Solar and Marine Use】Our 300AMP 4-post power distribution block busbar is ideal for automotive, car, truck, marine, boat, RV, Solar, etc. Whether you need to consolidate, distribute, or your electrical system, our bus bars are excellent for managing wires and distributing power. - 【Waterproof】The 12V junction block box with four side removable plates. Remove the plates or drill Hole on plate to let wires&terminals through very easy and prevent short circuit. - 【Removable Box】The module box design is used to facilitate the induction and sorting of internal lines, with 6 removable window to meet more needs. The -plated brass plate ensures even and consistent and stability. - 【Keep Your Wires Neatly Organized】With these power distribution blocks, you can finally organize your wiring, so it doesn't look like a rat’s under the hood anymore. The bus bar terminal block with 5.4" x 2.7" x 1.8" outer size, copper plated plate with stainless steel studs and nuts. - 【Secure and Connections】With each bus bar you can safely wire up to 4 accessories. Each marine-quality bus bar terminal block includes a cover to connections from damage and corrosion. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C28QRMWB | | Batteries required | No | | Best Sellers Rank | #21,018 in Electronics ( See Top 100 in Electronics ) #10 in Distribution Connecting Blocks | | Customer Reviews | 5.0 5.0 out of 5 stars (2) | | Date First Available | 12 April 2023 | | Item model number | Zhedo0gxqntd3i-11 | | Package Dimensions | 15.4 x 7.9 x 5.7 cm; 350 g | ## Product Details - **Connector type:** Screw - **Current rating:** 300 Amps - **Material:** Nylon, Stainless Steel - **Mounting type:** Panel Mount - **Number of contacts:** 4 ## Images ![300A Bus Bar Heavy Duty Module Design Power Distribution Block, 48V DC Busbar Box with 4X M10 Terminal Studs, Junction Block for Battery Marine Automotive RV Car Truck (Black) - Image 1](https://m.media-amazon.com/images/I/61BeMcWwXrL.jpg) ## Available Options This product comes in different **Color** options. ## Frequently Bought Together - Zhed 300A Bus Bar Heavy Duty Module Design Power Distribution Block, 48V DC Busbar Box with 4X M10 Terminal Studs, Junction Block for Battery Marine Automotive RV Car Truck (Black) - Glarks 105Pcs 12 Type Heavy Duty Lugs Battery Cable Tinned Copper Eyelets Tubular SC Ring Terminals Connectors with Spy Hole Assortment Kit - MAKINGTEC Battery Disconnect Switch Master, Master Switch Isolator, 12V-48V Waterproof Power Isolator On-Off Kill Switch 275Amps High Current for Car RV Marine Boat Truck ATV Vehicles (On/Off), Black --- ## 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.jp/products/544019351-300a-bus-bar-heavy-duty-module-design-power-distribution-block](https://www.desertcart.jp/products/544019351-300a-bus-bar-heavy-duty-module-design-power-distribution-block) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-03*