---
product_id: 600069840
title: "Forus 4x3 Inch Concealed GI Sheet Metal Modular Box 3-Module Heavy-Duty Rustproof Galvanized Iron | 18 Gauge Flush Mount Electrical Junction Box for Home, Office, Industrial Wiring | (4Pc)"
brand: "forus"
price: "฿6595"
currency: THB
in_stock: true
reviews_count: 7
category: "Forus"
url: https://www.desertcart.co.th/products/600069840-forus-4x3-inch-concealed-gi-sheet-metal-modular-box-3
store_origin: TH
region: Thailand
---

# Flush mount for sleek concealed wiring 3-module modular design 18-gauge rustproof galvanized iron Forus 4x3 Inch Concealed GI Sheet Metal Modular Box 3-Module Heavy-Duty Rustproof Galvanized Iron | 18 Gauge Flush Mount Electrical Junction Box for Home, Office, Industrial Wiring | (4Pc)

**Brand:** forus
**Price:** ฿6595
**Availability:** ✅ In Stock

## Summary

> ⚡ Power Up Your Space with Invisible Strength!

## Quick Answers

- **What is this?** Forus 4x3 Inch Concealed GI Sheet Metal Modular Box 3-Module Heavy-Duty Rustproof Galvanized Iron | 18 Gauge Flush Mount Electrical Junction Box for Home, Office, Industrial Wiring | (4Pc) by forus
- **How much does it cost?** ฿6595 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/600069840-forus-4x3-inch-concealed-gi-sheet-metal-modular-box-3)

## Best For

- forus enthusiasts

## Why This Product

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

## Key Features

- • **Flush Mount Elegance:** Concealed installation delivers a clean, professional finish that elevates any home or office wiring aesthetic.
- • **Modular 3-Module Design:** Seamlessly integrates with all major switchboards, sockets, and power outlets for effortless, future-proof setups.
- • **Versatile for Every Space:** Perfect for homes, offices, factories, and commercial buildings—your go-to junction box for all wiring needs.
- • **Safety First with Shockproof Features:** PVC cap-protected screw holes and earthing terminals guarantee secure, shock-resistant electrical connections.
- • **Built to Last with 18-Gauge Rustproof GI:** Heavy-duty galvanized iron ensures unmatched corrosion resistance and durability for decade-long performance.

## Overview

The Forus 4x3 Inch Concealed GI Sheet Metal Modular Box is a premium 3-module electrical junction box crafted from 18-gauge rustproof galvanized iron. Designed for flush mounting, it offers superior durability, corrosion resistance, and universal compatibility with modular switches and power outlets. Ideal for residential, commercial, and industrial wiring, it features enhanced safety elements like earthing terminals and PVC-protected screw holes, ensuring secure and professional concealed electrical installations backed by a 10-year rustproof warranty.

## Description

The Forus 4x3 Inch Concealed GI Sheet Metal Modular Box 3 Module is a heavy-duty electrical junction box designed for secure electrical wiring, modular switchboard setups, and concealed conduit installations. Made from 18-gauge rustproof galvanized iron, this flush mounting switch box ensures long-lasting durability, corrosion resistance, and a professional finish. Ideal for home electrical wiring, commercial lighting systems, office power setups, industrial power distribution, and wall-mounted switchboard installations, this modular concealed box is compatible with modular switches, sockets, power outlets, and electrical fittings. Perfect for flush-mounted concealed wiring in homes, offices, factories, hotels, apartments, and commercial buildings, this junction box for switchboards enhances safety, organization, and efficiency in electrical installations. Suitable for electrical panel box setups, modular switch boxes, concealed wiring electrical box installations, and power distribution boards, it provides reliable performance in high-load environments.

Review: Quality of product - Very very good quality.....
Review: great quality product - oh great quality

## Features

- ✔ Heavy-Duty Electrical Junction Box – The Forus 4x3 Inch Concealed GI Sheet Metal Modular Box 3 Module is designed for secure electrical wiring, modular switchboard setups, and concealed conduit installations.
- ✔ Premium-Quality Galvanized Iron Construction – Made from 18-gauge (1.2mm) rustproof GI sheet metal, this flush mounting switch box ensures high durability, corrosion resistance, and long-lasting performance.
- ✔ Safe & Reliable Design – Equipped with PVC cap-protected screw holes, an earthing terminal to prevent shocks, and locking-type joints, this electrical concealed box offers enhanced safety and easy installation.
- ✔ Universal Compatibility & Standard Size – The 4x3-inch concealed modular box is compatible with all major switchboard brands, modular switches, power outlets, sockets, and electrical fittings, making it an ideal junction box for switchboards.
- ✔ Wide Applications – Suitable for home electrical wiring, commercial lighting systems, office power setups, industrial power distribution, and wall-mounted switchboard installations in homes, malls, factories, offices, schools, hospitals, shops, restaurants, warehouses, and commercial buildings.
- ✔ Shockproof & Safe Electrical Box for Wiring – Features earthing terminal for electrical safety, PVC cap-protected screw holes, and locking-type joints, making it easy to install and highly secure.
- ✔ Compatible with Modular Switches & Power Outlets – Works with all major switchboard brands, modular switches, sockets, power outlets, concealed conduit boxes, and electrical fittings, ensuring hassle-free installation.
- ✔ Ideal Junction Box for Homes & Industrial Use – This metal electrical box is perfect for home electrical wiring, office power distribution, factory lighting, industrial switchboards, and commercial electrical panels.
- ✔ Perfect for Multiple Applications – Ideal for homes, apartments, malls, offices, schools, factories, commercial buildings, hospitals, restaurants, shops, warehouses, and industrial sites, providing a strong and durable concealed wiring solution.
- ✔ Reliable Performance & Long Life – Built with HV and IR-passed high-quality galvanized sheet, this flush mounting electrical box ensures long life, strength, and durability in high-load environments.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CRV8651Z |
| Best Sellers Rank | #14,390 in Home Improvement ( See Top 100 in Home Improvement ) #36 in Surface Mounted Junction Boxes |
| Brand | Forus |
| Brand Name | Forus |
| Colour | Grey |
| Country of Origin | India |
| Customer Reviews | 4.2 out of 5 stars 39 Reviews |
| Finish Type | Metal |
| Included Components | 1 Box |
| Installation Type | Flush Mount |
| Item Dimensions D x W x H | 19D x 12W x 12H Centimeters |
| Item Type Name | GI Box |
| Item Weight | 950 Grams |
| Manufacturer | Forus, Forus Electric Private Limited- ecom@foruselectric.com, 7303032131 |
| Manufacturer Contact Information | Forus Electric Private Limited- ecom@foruselectric.com, 7303032131 |
| Material | Metal |
| Material Type | Metal |
| Model Number | GI Box_12M_18G_2Pc |
| Packer Contact Information | Forus Electric Private Limited- ecom@foruselectric.com, 7303032131 |
| Product Dimensions | 19D x 12W x 12H Centimeters |
| Style | 3 Modular GI BOX |
| Style Name | 3 Modular GI BOX |
| Unit Count | 4 Piece |
| Warranty Description | 10 Years Warranty (10 Years Rust Proof Warranty) 【Manufacturer Warranty Service Type】Customer needs to call customer helpline -011-40366378, 7303032131 to register complaint and handover the product to the nearest service point. |

## Product Details

- **Material:** Metal
- **Brand:** Forus
- **Colour:** Grey
- **Style:** 3 Modular GI BOX
- **Product Dimensions:** 19D x 12W x 12H Centimeters

## Images

![Forus 4x3 Inch Concealed GI Sheet Metal Modular Box 3-Module Heavy-Duty Rustproof Galvanized Iron | 18 Gauge Flush Mount Electrical Junction Box for Home, Office, Industrial Wiring | (4Pc) - Image 1](https://m.media-amazon.com/images/I/712B6v8zsFL.jpg)

## Available Options

This product comes in different **Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Quality of product
*by L***R on 12 June 2025*

Very very good quality.....

### ⭐⭐⭐⭐ great quality product
*by A***N on 7 September 2025*

oh great quality

### ⭐⭐⭐⭐⭐ Super product.
*by A***R on 4 September 2024*

Must buy it.

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-04-30*