We make various kinds of commutators as per customer’s drawing and samples.

Our commutator is widely applied the different industrials.

1)    The commutators for power tools: electro motors, grinding machines, drilling machines, hammers, electrical planer ect.

2)    Commutators for household appliances: air conditioning, or other household appliances.

3)    Commutators for automotive industry: windscreen wipers, fan window lifts, ABS baking systems, etc.

Technical parameter

1.Free form bubble more than 1mm and cracks in molded resin surface

2. Voltage test:  1)Room temperature: between shaft hole and commutator segment ＞150MΩ

2) Heating: 140℃ within 1 h, between shaft hole and commutator segment ＞100MΩ

3. I.D. Precision of commutator: With bush: H7/ Without bush: H8

4. Spin test: under 180±2℃，3000rpm, 3mins, the max change in OD is 0.01mm and the mas deviation between bar to bar is 0.003.

5. Insulation resistance: the insulation resistance is greater than 50MΩ under 500V.

Technical specification:

Information needed for commutator inquiry:

It will be better if customer could send us detailed drawing including below information.

1. Commutator dimension: OD, ID, total height, and copper height, bar number.

2. Commutator type: hook type, raiser type or planner

3. Copper material: Agcu/ Cu

4. Commutator applications

5. Required quantity

6. Copper bush needed or not

7. Other technical requirement. 

Nide produces more than 1200 different types of electric motor stator and armature rotor brush commutator, including hook type, riser type, shell type, planar type, ranging from OD 4mm to OD 150mm and we are professional in manufacturing commutator for many years. The commutators are widely applied to automotive industry, power tools, household appliances, and other motors.If our existing models are not suitable for you, we could also develop new tooling according to your drawing and samples.

About Motor component and  accessories

NIDE can supply the full range of electric motor components such as commutator, ball bearing, thermal protector, carbon brush, insulation paper, shaft, magnet, fan, motor cover,etc.

Contact us

Motor Manufacturing Solution

Email : emarketing@nide-group.com; marketing8@nide-group.com;

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