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Wall-mounted stainless steel electrical control box on a white background, featuring a transparent viewing window on the front door that reveals internal push buttons and indicator lights.

Electrical Cables

Distribution Box

Modular terminal distribution boards for final circuit protection in buildings, sites and outdoor enclosures. 4 to 72 way MCB configurations, IP65 rated indoor and outdoor options, IEC 61439-3 standard.

MOQ / Project-based

Lead Time / 15-30 days

Supply / B2B / Wholesale

Origin / China

Product Overview

Distribution boxes (also known as distribution boards, consumer units or DBs) are used for final circuit protection and distribution in buildings, construction sites and industrial facilities. They receive power from an upstream switchboard and distribute it to individual circuits via MCB or RCBO protective devices.

RichingPower supplies modular distribution boards in a range of sizes from 4-way to 72-way, in both flush-mount and surface-mount configurations. Indoor and outdoor IP65-rated weatherproof versions are available for exposed installation environments.

All boards are supplied with DIN rail, copper busbar and neutral bar pre-installed. MCB, RCBO and surge protection device (SPD) modules can be included based on project specification.

Distribution Box Types

Flush-Mount Consumer Unit
Recessed installation, standard residential and commercial use
Surface-Mount Distribution Board
Wall-mounted, industrial and commercial buildings
Weatherproof Outdoor Box (IP65)
Outdoor and exposed areas, construction sites
Metering Distribution Board
With energy meter, for tenant sub-metering applications
ParameterSpecification
Voltage Rating230/400V AC (single and three phase)
Way / Circuits4, 6, 8, 12, 16, 18, 24, 36, 48, 60, 72 way
Incomer Rating63A, 100A, 125A, 160A, 250A
Outgoing DevicesMCB (6A–63A), RCBO, RCCB — DIN rail mounted
BusbarCopper busbar, tinned or bare
Enclosure MaterialPowder-coated mild steel or ABS plastic
Protection RatingIP30 (indoor flush), IP65 / IP66 (outdoor weatherproof)
MountingFlush-mount or surface-mount
Optional AccessoriesSPD (surge protection device), energy meter, door lock
Applicable StandardsIEC 61439-3, GB/T 7251.3, CE

Distribution boxes supplied by RichingPower comply with the following standards. Please specify enclosure rating, way count and destination country when submitting an enquiry.

IEC 61439-3
Distribution boards intended to be operated by ordinary persons — international standard.
GB/T 7251.3
China national standard for distribution boards, equivalent to IEC 61439-3.
CE Marking
European conformity marking for distribution boards sold into EU and EEA markets.
IEC 60529 (IP)
Ingress protection rating — IP65 / IP66 for outdoor and weatherproof enclosures.
IEC 60898
Circuit breakers for overcurrent protection — applies to MCB devices fitted inside boards.
IEC 61008 / 61009
RCCB and RCBO standards for residual current devices fitted in distribution boards.

Distribution boxes are used at the final distribution level in virtually every type of building and facility project. Way count and enclosure rating are selected based on the number of circuits and installation environment.

Commercial Buildings
Floor distribution boards, tenant sub-boards and final circuit protection panels in offices, retail and hotels.
Industrial Facilities
Sub-distribution boards for lighting, socket and small power circuits in factories and warehouses.
Construction Sites
Temporary power distribution boards — IP65 weatherproof for outdoor use on construction and civil works sites.
Infrastructure Projects
Lighting and power distribution boards for roads, tunnels, car parks and public utility installations.
Residential Projects
Consumer units and apartment distribution boards for residential buildings and housing developments.
Modular & Prefab Buildings
Pre-wired distribution boards for modular buildings, container offices and prefabricated facilities.

Request a Quotation

Send us your circuit schedule or project specification. We support bulk orders and project-based quotation for distribution boards across all way counts and enclosure ratings.

What to include in your enquiry:

Number of ways / circuits required
Incomer rating (e.g. 63A, 100A, 160A)
Mounting type — flush or surface mount
IP rating — indoor (IP30) or outdoor (IP65/IP66)
MCB, RCBO or RCCB requirement
Quantity and destination country
Applicable standard (IEC, GB, or other)

We reply within 24 hours. For large project quantities, send your full board schedule for a consolidated quotation.

Send Enquiry

Contact us via the enquiry form or WhatsApp for a faster response.

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✓ Reply within 24 hours
✓ Project bulk quotation supported
✓ All way counts available
✓ B2B / Wholesale supply
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