Skip to main content

MCB / MCCB Parts Manufacturing Machines

One equipment line covering the three core part families inside a circuit breaker — hollow release coils, precision stamped conductive and arc-chute parts, and threaded small parts.
Overview

Your One Stop MCB / MCCB Parts Supplier

There are dozens of parts for each MCB / MCCB like Molded housing case, Arc chute, Magnetic solenoid Coil, Bimetallic strip assembly, Actuator lever, springs and pins. It'd be more efficient for you to source them from Huiju.

With rich experience in O.E.M MCB / MCCB for clients world wide, Huiju owns reliable and mature supply chain of all parts that are metal or non-metal, individual or semi-assembled, injected or welded.

Why Trust Huiju On MCB / MCCB Parts

Highly Experienced
Huiju manufactures MCB / MCCBs for OEM orders, with qualified and inspected parts.
Free Samples
0 cost required for MCB / MCCB parts in standard models. Most of them are In stock.
Certification Qualified
Parts are all in aligned with latest IEC standard, qualified for CE, CB, SAA certifications.
High Clients' Focus
Clients purchased MCB / MCCB production lines requires reliable MCB / MCCB Parts.

How To Order MCB / MCCB Parts From Huiju

Huiju is more focused on building production lines for MCB / MCCB, hence a wide range of MCB / MCCB models are in our database already.

If you're sourcing the parts, it is highly likely the production lines are in need too, learn more about our production lines here.

  • For full set parts: please list the specifications and certification requirement of each MCB / MCCB, Huiju will suggest the right model to proceed. Or if customization is required, we shall send proposal for sampling and mass production.
  • For specific parts: please share detailed drawing or sample to Huiju to proceed.

MCB Models Huiju Offer For OEM Production

Do not want a production line, and simply need a self branded MCB business? Check the MCB model list below (low voltage) we are offering to OEM for clients.

MCCB and customization OEM service is also available, contact us today to get more information.

Models MEB2-63 MEB2-80 MEB2-80 (C65P) MEBXB-80 (L7 Plugin Type) MEB8(L7) MEB2-125
Poles 1P, 1P+N, 2P, 3P, 3P+N, 4P 1P, 2P, 3P, 4P
Applicable standard IEC60898-1 / GB/T10963.1
Protection function Overload and short-circuit protection
Certifications CE, CB, SAA
Rated current,  In 2 ~ 63A 2~80A 63~125A
Curve Code B, C, D -
Rated voltage,  Ue AC: 230/240V（1P, 1P+N),
400/415V(2P～4P, 3P+N)		 AC: 250V（1P, 1P+N),
500V(2P～4P, 3P+N)		 AC: 230/240V(1P), 400/415V(2P~4P);
DC: 250V/1P, 500V/2P, 750V/3P, 1000V/4P
Rated frequency 50/60 Hz
Rated insulation voltage 500 V
Rated impulse withstand
voltage,  Uimp		 4kV
Rated short-circuit
capacity,  Icn		 6kA 10kA 6kA
Degree of protection IP20
Electrical endurance 10000 operations
Mechanical endurance 20000 operations
Flame-retardant rating V0 
Conductor cross-section Solid: 1–35 mm²; stranded: 1–25 mm²
Maximum terminal torque 3.5 N·m
Ambient conditions -25~+45 °C, maximum relative humidity 95%
Storage temperature -40~+75 °C
Energy-limiting class 3
Installation altitude ≤2000m

Applicable Scenes Of Huiji OEMed MCBs

Huiju OEM standard and non-standard MCBs (Miniature Circuit Breakers) for clients worldwide that can be used in almost every electrical applications.
Standard MCB
6kA, 1-63A, 1P-4P
For Residential & Commercial Power Distribution
High-breaking MCB
10kA, 1-63A, 1P-4P
For Industrial High Short-circuit Protection
DC MCB
DC 250V/500V/1000V
For Green Energy (PV, wind) & Power Storage.
Smart MCB
Remote sensor/control
For Telecom Power, IoT Systems
0$
Free Consult !
A Small Step Saving Big, Huiju - The MCB / MCCB Production Expert.
  • Interested in MCB / MCCB business and concerned about your investment?
  • Have questions on MCB / MCCB, the production lines and the parts, how and how much?
Get Answers Now