Shandong Weiterui Industrial Technology Co., Ltd. is one of the leading manufacturers and suppliers of 12KVA Induction Bearing Heater for Large Bearing and Gear Installation in China. Welcome to buy high quality bearing heaters made in China here from our factory. Please be free to enjoy our discount price and good service.
12KVA Induction Bearing Heater for Large Bearing and Gear Installation
Application Industries
The WTR-MIH1200 induction heater is commonly used in:
Steel and metallurgy plants
Cement factories
Mining equipment workshops
Wind turbine maintenance
Heavy machinery manufacturing
Industrial gearbox repair centers
Applicable workpieces include:
Large rolling bearings
Gear rings
Bushings
Couplings
Sleeves
Technical Specifications
Model: WTR-MIH1200
Power: 12KVA
Minimum Inner Diameter: 40 mm
Maximum Outer Diameter: 500 mm
Maximum Width: 200 mm
Automatic Demagnetisation: <2A/CM
Control Mode: Temperature and time dual control
(Custom voltage configuration available upon request)
Operating principle

Using electromagnetic induction principle, make the bearing as a secondary coil, when connected power , from the inner to the outer will lead to thermal expansion , which will meet the surplus over assembly.
Heating Method
When power is supplied, the magnetic core generates an alternating magnetic field.
After placing the bearing on the yoke, eddy currents form inside the metal. The electrical resistance of the material converts energy into heat, raising the temperature from the inner diameter outward.
This internal heating method provides controlled expansion and reduces installation stress on the shaft and bearing.
Functional Characteristics
Dual control system (time and temperature mode)
Overload protection mechanism
Automatic demagnetisation after heating
Industrial-grade electrical components
Heavy-duty frame structure for large workpieces
The system supports consistent heating cycles for workshop or production-line use.
Working Temperature Range
The heater supports a temperature range from 0°C to 300°C, suitable for both moderate and high-temperature mounting requirements.
Technical parameters
|
Model |
WTR-12-3 |
|
Power |
12KVA |
|
Min. inner diameter(mm) |
40 |
|
Max. outer diameter(mm) |
500 |
|
Max. width(mm) |
200 |
|
Automatic demagnetization |
<2A/CM |
WTR-MIH1200 Good quality Induction bearing heater

Installation Procedure
Position the bearing or gear on the induction yoke.
Set heating temperature or duration.
Start heating cycle.
Automatic stop and demagnetisation.
Remove component for mounting.
Warranty & Support
Warranty period: 12 months
Technical support: Remote assistance available
For model selection, please provide bearing dimensions and weight for accurate configuration.
FAQ
Q: Why do we choose your company?
A: Our company has been a professional manufacture for 10 years, we have excellent technical workers and advanced production equipment. We have advantage in quality control and price.
Q: What's the MOQ for good quality Induction bearing heater?
A: 1 pc.
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