Shandong Weiterui Industrial Technology Co., Ltd. is one of the leading manufacturers and suppliers of 5kw medium frequency induction heating system for maintenance 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.
Product Description
Induction heating is an advanced thermal solution for industrial applications such as bearing mounting, dismounting and component preheating. Heat is generated internally within the metal, allowing controlled expansion without mechanical stress or external flames.
Advantages of Induction Heating
Even Heating Distribution
Heat penetrates the workpiece uniformly, ensuring smooth expansion and stable fitting results.
Reduced Mechanical Stress
By eliminating hammering and pulling, induction heating helps protect bearings, shafts and housings.
High Heating Speed
Target temperature can be reached quickly, reducing maintenance time and improving workflow efficiency.
Simple Control
Clear parameter settings allow operators to complete heating tasks efficiently after basic instruction.
Clean Operation
No oil, gas or combustion residues are produced, maintaining a clean and safe working environment.
Issues with Traditional Heating Methods
Oil Bath Heating
- Oil baths often result in uneven heating and poor temperature accuracy.
- Oil contamination, frequent cleaning and lubricant degradation increase maintenance costs.
- Energy efficiency is low, and operational safety risks remain.
Flame Heating
- Flame heating provides limited temperature control and frequently causes localized overheating.
- Surface oxidation, burn marks and deformation can reduce component lifespan.
- Fire hazards and unstable working conditions are common.
Mechanical Puller
- Mechanical pullers apply direct force to components, increasing the risk of damage.
- Tight fits are difficult to handle, operations are time-consuming and safety risks persist.
Cost and Efficiency
Cost-Effective Alternative
Provides reliable heating performance while reducing investment compared with premium imported equipment.
Reduced Downtime
Fast heating speeds shorten maintenance cycles and lower labor requirements.
Energy Utilization
Heat is generated directly in the workpiece, minimizing energy loss.
Operation Guide – MF Series
An operation video is available for reference.
The MF series is designed for daily industrial use with straightforward operation logic.
Safety Design
Transformer-isolated output for electrical protection
DSP digital control for stable heating
Flame-free process for operator safety
Parameter
Customization is available
| Specification Item | Value |
| Heater Type | Induction Heater for Bearings |
| Heating Mode | Electromagnetic Heating |
| Frequency Type | Medium Frequency |
| Phase System | Single Phase |
| Power Capacity | 5 Kilowatt |
| Voltage Input | 220V (Optional Custom) |
| Rated Ampere | 22A |
| Frequency Output | 5–35 kHz |
| Peak Output Current | 130A |
| Power Cord Length | 5m |
| Connection Style | Aviation Plug |
| Temperature Limit | 300°C Max |
| Time Control Range | 0–9999s |
| Cooling Design | Air-Cooled |
| Control Type | Digital System |
| Heating Tolerance | ±3°C |
| Temp Precision | ±1°C |
| Safety Rating | IP20 |
| Load Range | 5–15μH |
| Working Cycle | Continuous |
| Energy Efficiency | 30–95% |
| IGBT Brand | Infineon |
| Induction Lead | 5m / 16mm² |
| Cable Rating | 80% Duty |
| Operation Panel | HMI |
| Equipment Size | 510x240x230 mm |
| Machine Weight | 11.4 kg |
| Case Weight | 9 kg |
| Total Weight | 20.4 kg |
| Sensor Points | Single Point |
| Insulation Material | 1 m |
| Certificates | CE, ISO |
Application Photos
After-Sales Support
12-month standard warranty (excluding sensors and cables)
Optional extended warranty plans
Ongoing technical support and spare parts availability
Remote or on-site training services
Packaging & Shipping
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PACKING
Packing Method
Durable plywood case designed for export transportation.
Internal Protection
Shock-absorbing and moisture-resistant materials secure internal components.
Packing List
Heating unit
Temperature sensor
Protective gloves
User manual
Custom Options
OEM and customized packaging supported.
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DELIVERY
Production and Shipment
Standard models: 7–10 working days
Customized units: 15–20 working days
Multiple shipping options available
Inspection and Tracking
Functional and appearance inspection before shipment
Tracking details provided after dispatch
Technical support remains available after delivery
FAQ
Q: Are you recruiting distributors or agents?
A: Yes, we are open to distributor and agent cooperation.
We support our partners with competitive pricing, technical assistance, marketing support, and flexible cooperation terms to help grow the local market together.
Q: What standard accessories are included with the purchase?
A: The configuration includes the heating power supply, a 5m mica induction cable, a K-type magnetic temperature sensor, an induction blanket, and high-temperature gloves.
Q: What is the warranty policy for this device?
A: The device comes with a 12-month warranty, excluding the induction cable and temperature sensor.
Q: What technical architecture does the WTR-MF5-BE use?
A: It features a high-efficiency DSP+IGBT structure for all-digital precision control.
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