---
product_id: 345116411
title: "Bay Marine Supply Busbar - Made in USA – 4-Post 250 Amp Stainless Steel Distribution Block - Pair Red & Black 5/16\""
brand: "bay marine supply"
price: "₨625"
currency: LKR
in_stock: false
reviews_count: 1
url: https://www.desertcart.lk/products/345116411-bay-marine-supply-busbar-made-in-usa-4-post-250
store_origin: LK
region: Sri Lanka
---

# 250A max current 4 x 5/16" stainless steel studs Nickel-plated brass & corrosion-resistant Bay Marine Supply Busbar - Made in USA – 4-Post 250 Amp Stainless Steel Distribution Block - Pair Red & Black 5/16"

**Brand:** bay marine supply
**Price:** ₨625
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Power your projects with precision and durability!

## Quick Answers

- **What is this?** Bay Marine Supply Busbar - Made in USA – 4-Post 250 Amp Stainless Steel Distribution Block - Pair Red & Black 5/16" by bay marine supply
- **How much does it cost?** ₨625 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/345116411-bay-marine-supply-busbar-made-in-usa-4-post-250)

## Best For

- bay marine supply enthusiasts

## Why This Product

- Trusted bay marine supply brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Endure:** Crafted with stainless steel posts and nickel-plated brass plates to resist corrosion and galling.
- • **Made in the USA:** Proudly manufactured domestically, guaranteeing quality and durability you can trust.
- • **Complete Protection:** Includes a matching cover option and complimentary electrical grease to safeguard your setup.
- • **Seamless Connectivity:** Four 5/16" studs with secure #8-32 steel screws ensure stable, multi-point connections.
- • **Powerhouse Performance:** Handles a robust 250 Amps at 12Vdc for reliable heavy-duty distribution.

## Overview

The Bay Marine Supply 4-post busbar is a high-quality, USA-made stainless steel power distribution block designed for up to 250 Amps at 12Vdc. Featuring four 5/16" studs, nickel-plated brass contact plates, and corrosion-preventing electrical grease, it offers reliable multi-connection capability with optional protective covers, perfect for professional-grade electrical systems.

## Description

Bay Marine Supply offers busbars in various sizes to make sure you find the busbar that fits your needs. The sizes range from 3 up to 12 connection points and are capable of handling up to 700 Amps. The busbars have an optional matching cover. They are high quality power distribution blocks and allow for multiple connections to positive and negative systems. Each block can maintain multiple connections, making them flexible and robust for a variety of uses. Available in red and black, with your choice of stud sizes. They are built to last.

Review: Pretty solid, hasn't caught on fire. Cant complain

## Features

- Complimentary electrical grease (7g tube) is included to help prevent metal corrosion and galling
- Max Amperage: 250A @ 12Vdc –– Max Voltage: 48Vdc
- Connections per unit: Four 5/16" Studs with Three #8-32 Steel Screws
- Dimensions: 1.775 x 6.59 x 1.385 inch, (1.943 x 6.59 x 1.385 inch with cover)
- Nickel plated brass contact plate & stainless steel connection posts

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0914QRTQF |
| Item model number | a535d2f8-1da5-4729-8f1b-afc311ae3b96 |
| Manufacturer | Bay Marine Supply |
| Product Dimensions | 4.94 x 4.94 x 3.52 cm; 430 g |

## Product Details

- **Colour:** Pair of Red & Black
- **Connector type:** Screw
- **Current rating:** 250 Amps
- **Material:** Brass, Stainless Steel
- **Mounting type:** DIN Rail Mount

## Images

![Bay Marine Supply Busbar - Made in USA – 4-Post 250 Amp Stainless Steel Distribution Block - Pair Red & Black 5/16" - Image 1](https://m.media-amazon.com/images/I/71inFrjhHFL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐ Review
*by X***C on 14 March 2023*

Pretty solid, hasn't caught on fire. Cant complain

## Frequently Bought Together

- Bay Marine Supply Busbar - Made in USA – 4-Post 250 Amp Stainless Steel Distribution Block - Pair Red & Black 5/16" - Complimentary Conductive Grease
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**Shop now:** [https://www.desertcart.lk/products/345116411-bay-marine-supply-busbar-made-in-usa-4-post-250](https://www.desertcart.lk/products/345116411-bay-marine-supply-busbar-made-in-usa-4-post-250)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-01-22*