---
product_id: 164931254
title: "Knightsbridge SN8420 20A Junction Box 4-Terminals White"
brand: "knightsbridge"
price: "¥2378"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/164931254-knightsbridge-sn8420-20a-junction-box-4-terminals-white
store_origin: JP
region: Japan
---

# 20A high current rating 4 secure terminal connections Durable urea casing Knightsbridge SN8420 20A Junction Box 4-Terminals White

**Brand:** knightsbridge
**Price:** ¥2378
**Availability:** ✅ In Stock

## Summary

> ⚡ Connect with Confidence, Power with Style!

## Quick Answers

- **What is this?** Knightsbridge SN8420 20A Junction Box 4-Terminals White by knightsbridge
- **How much does it cost?** ¥2378 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/164931254-knightsbridge-sn8420-20a-junction-box-4-terminals-white)

## Best For

- knightsbridge enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Premium urea outer casing with powder-coated finish resists wear and tear, maintaining a sleek white look.
- • **Easy Installation:** Screw-in design means quick, hassle-free mounting—get your project done faster.
- • **Compact & Efficient:** Small footprint (7.2 x 10.9 x 7.2 cm) fits seamlessly into any setup without clutter.
- • **Quad Terminal Security:** Four robust terminals provide stable, safe electrical connections every time.
- • **Power Up with Confidence:** 20A rating ensures reliable high-current performance for your home or office wiring needs.

## Overview

The Knightsbridge SN8420 is a compact, 20A-rated junction box featuring four secure terminals housed in a durable, powder-coated urea casing. Designed for easy screw-in installation, it’s perfect for safe and efficient household electrical connections, especially lighting setups.

## Description

SN8420 20A Junction Box 4-Terminals White

## Features

- 20A Junction Box
- 4 Terminals
- SN8420
- Package Dimensions: 3.7 L x 10.9 H x 7.2 W (cm)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Knightsbridge |
| Part Number | SN8420 |
| Product Dimensions | 7.2 x 10.9 x 7.2 cm; 90 g |
| Item model number | SN8420 |
| Size | 20A 4 Terminal 79mm |
| Colour | White |
| Finish | Powder Coated |
| Material | Urea |
| Shape | Circular |
| Power Source | ac |
| Installation method | Screw-In |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Usage | Joining electrical connections, Used in household lighting |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 90 g |

## Product Details

- **Material:** Urea
- **Brand:** Knightsbridge
- **Colour:** White
- **Product dimensions:** 7.2D x 10.9W x 7.2H centimetres
- **Finish type:** Powder Coated

## Images

![Knightsbridge SN8420 20A Junction Box 4-Terminals White - Image 1](https://m.media-amazon.com/images/I/41J6m3KHytL.jpg)

## Available Options

This product comes in different **Colour Name, Size Name** options.

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**Shop now:** [https://www.desertcart.jp/products/164931254-knightsbridge-sn8420-20a-junction-box-4-terminals-white](https://www.desertcart.jp/products/164931254-knightsbridge-sn8420-20a-junction-box-4-terminals-white)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-06*