What are the dimensions of a 21-position electrical distribution box

Home / What are the dimensions of a 21-position electrical distribution box

You can customize the cabinet's dimensions: width (400-1000mm), height (1600-2200mm), and depth (400-800mm). The cabinet uses high-quality electrolytic steel or galvanized steel with a thickness of 2. Standard Type (P Type): This version has a cabinet height of 1700mm or 1800mm and is designed for independent installation. The main distribution box adopts self-design of new components, compact structure, beautiful appearance, easy maintenance, a variety of wiring options for users to choose, it is an ideal alternative to the old XL-21 power cabinet. The XL-21 Power Distribution Box is used for power distribution, conversion, transmission, control, and on-site operations in low-voltage distribution systems. It is widely applied in power plants, substations, petroleum, chemical, metallurgy, machinery, and high-rise buildings. Electrical box dimensions typically refer to: Correct dimensions ensure: Single-gang boxes are the most common type, used for one switch or outlet.

METAL DISTRIBUTION BOX

METAL DISTRIBUTION BOX VM-DBM range of surface type metal distribution boxes or metal clad consumer units are available in up to 13* different sizes to suit your needs.

Read More

NEC Reference Metallic Boxes

NEC® Reference Article 314 of the National Electrical Code® covers the installation and use of boxes. The article includes table references that guide the electrician in the selection of the proper box size

Read More

Electrical DB Box Size Guide 2026

This report provides a comprehensive analysis of electrical distribution board (DB) box sizes, including physical dimensions, electrical capacities, and market trends based on current 2025

Read More

Eventbrite

Find tickets to your next unforgettable experience. Browse concerts, workshops, yoga classes, charity events, food and music festivals, and more things to do.

Read More

People also like:

Get In Touch

Connect With Us

📱

South Africa (Sales & Engineering HQ)

+27 10 247 8396

🇪🇺

Germany (EU Technical Support)

+49 69 975 331 42

📍

Headquarters & Manufacturing

Unit 7, Summit Place, 21 Summit Rd, Midrand, Johannesburg, 1685, South Africa