# 300A Power Distribution Block

Full listing title: Heavy-Duty Power Distribution Block with Insulating Cover Insulated 300A Bus Bar Terminal Block Flame-Retardant Marine Powers Distribution Module

- SKU: DCD-10001572704
- Price: 44.49 USD (excludes sales tax; tax calculated at checkout). Price valid until 2026-10-31.
- Availability: In stock (20 available; up to 10 per order)
- Shipping: free standard shipping, United States only; delivered in 54-64 days from order (leaves the warehouse within 4 business days)
- Estimated delivery if ordered today (2026-10-01): 2026-11-24 to 2026-12-04
- Returns: 30 days from delivery for unused items in original packaging; customer pays return shipping unless the item is damaged, defective or not as described; refund to the original payment method within 5 business days of receiving the return (https://suntekstore.com/returns/)
- Category: Boating & Diving (Vehicles & Parts > Vehicle Parts & Accessories > Motor Vehicle Parts)
- Condition: new; brand: SuntekStore
- Package size: 19 x 9 x 12 cm (7.5 x 3.5 x 4.7 in)
- Weight: 0.62 kg (1.37 lb)
- Material: Glass Fiber Reinforced Nylon

## Description

Product Identity: This heavy-duty power distribution block with insulating cover is a sturdy electrical module designed for organizing and managing electrical connections in demanding environments.
Primary Function: As power distribution block, it distributes high-current electrical power from a single input to multiple branch circuits across 12–48V systems with a 300A
Construction Features: Built with copper bus bus rails and a flame-retardant PA66 nylon housing, this terminal distribution block includes threaded, nuts, washers, and mounting holes for secure installation.
Notable Features: The Marine Powers distribution module features an insulated rectangular housing and insulating cover that guard bus bus rails and terminals from dust, dampness, and accidental short circuits.
Intended Use: Designed for boats, RV, trucks, and small engine electrical setups, this unit delivers reliable power distribution in vehicle and marine electrical systems.

This heavy-duty power distribution block with insulating cover is a rugged electrical module built to handle the demands of high-current wiring projects. Whether you are rewiring a boat, upgrading an RV bank, or organizing a truck engine bay, this unit provides a centralized, centralized connection point for managing multiple electrical connections. As a dedicated power distribution block, it efficiently splits incoming power from main or alternator into several branch circuits, supporting 12–48V electrical systems with a continuous 300A. This high current capacity makes it suitable for supplying lights, compressors, inverters, audio systems, and other accessories without overheating or V drop issues. Constructed with copper bus bus rails and a flame-retardant PA66 nylon housing, this terminal distribution block comes complete with threaded terminal, matching nuts, washers, and pre-drilled mounting holes. The electroplated plating on the copper bus bus rails improves resistance and conductivity, while the nylon housing provides structural rigidity and electrical insulation for secureThe Marine Powers distribution module features a fully insulated rectangular housing paired with a removable insulating cover. This design insulates live terminals from accidental connection, dust, splashes, and engine bay debris, reducing the risk of short circuits and making installations clean and more in appearance. Ideal for use in boats, RV, trucks, and small generalmachine compartment electrical installations, this distribution module adapts seamlessly to both marine and automotive environments. Its mounting-hole design allows for straightforward installation on bulkheads trays, or interior panels, helping you create organized, accessible, and reliable electrical systems that stand up to vibration, dampness, and regular use.

Option: M6 Red

## How to buy

Open https://suntekstore.com/buy/DCD-10001572704?qty=1 (change qty to 1-10). It redirects to Stripe Checkout; the shopper enters a US shipping address and pays there. No account or cart needed.

## Links

- Product page: https://suntekstore.com/p/DCD-10001572704/
- JSON: https://suntekstore.com/products/DCD-10001572704.json
- Image: https://suntekstore-img.sfo3.digitaloceanspaces.com/p/98/9890c5bb87fd7e00f48a21e0de2e6ca2c791df80.jpg
- Store policies: https://suntekstore.com/llms.txt