Shandong Weiterui Industrial Technology Co. , Ltd., brand WTR.WTR's existing product range covers power frequency electromagnetic induction heaters, medium and high frequency electromagnetic induction heating equipment. It can heat any metal material workpiece and can be customized according to needs.
Why Choose Us
Quality Assurance
Since its establishment, WTR has established and improved a scientific and standardized management system to ensure that the quality management system is in line with international standards. It has passed ISO9001 quality management system certification, international CE certification, energy conservation and environmental protection system certification, and electromagnetic induction heating products have passed the national demagnetization testing certification and temperature accuracy testing certification.
R&D Team
WTR has a doctoral research and development team of more than 30 people, and the chief heater engineer has 30 years of industry experience, designing various bearing heaters with international advanced levels. WTR always adopts innovative processing technology and stands at the forefront of the industry. Combining years of industry experience, we ensure to provide customers with more advanced and high-quality products.
Product Application
The product can according to the customer's heating needs to develop professional and perfect heating schemes, widely used in new energy, wind power, cement, mining, papermaking, metallurgy, transportation and other industries, perfect realization of hot sleeve hot disassembly, special-shaped workpiece local heating, preheating before welding, hydrogen removal after welding, rapid assembly of automatic assembly line and other process requirements.
Excellent service
WTR insists on putting customers at the center, starting from their perspective, solving problems for customers as the core, providing free solutions, one-on-one services, and solving customer problems 24 hours a day.
Types of Handheld Induction Heater
Small Handheld Heater1.0
Small handheld heater, mainly used to heat small workpieces such as screws and nuts, can be disassembled, heated, etc. Convenient and compact, easy to carry.
Small Handheld Heater 2.0
Small handheld heater, mainly used to heat small workpieces such as screws and nuts, can be disassembled, heated, etc. Convenient and compact, easy to carry.
Handheld High-frequency Heater
Handheld high-frequency heater uses electromagnetic induction heating technology, which can heat and heat treat various small metal parts such as automobiles and machinery.It's safe to operate, simple to use, easy to carry.
Flameless Portable Induction Heater
Flameless portable induction heater Through the principle of electromagnetic induction, the easily magnetizable metal bolts/bolts within the working range of the coil are heated, causing the bolts to expand when heated, thereby quickly disassembling the bolts. Heating will not produce open flames, ensuring a safe working environment.
High Efficity Portable Induction Bearing Heater
The machine uses electromagnetic induction heating technology, which can heat and heat treat various small metal parts. No need for water cooling, safe to operate, simple to use, easy to carry.
Mini Induction Heating Machine
The machine uses electromagnetic induction heating technology,no need for water cooling, which can heat and heat treat various small metal parts such as automobiles and machinery etc.It's safe to operate, simple to use, easy to carry.
Advantages of Handheld Induction Heater




Energy Efficiency
This heating method shows superior energy efficiency compared to resistance heating, using less power to achieve the same thermal effect on a material. Induction heating offers up to a 50% increase in efficiency, significantly reducing energy costs.
Heats Only the Target Area
Induction heating precisely targets specific areas by generating an electromagnetic field that heats only the material's surface, preventing heat dispersion to surrounding regions. This makes it more efficient than other methods. Tailored induction coils, with the right power and frequency, can accurately heat zones of any size without affecting adjacent areas, minimizing part deformation and improving product quality. Additional infrared temperature controls can enhance precision and oversight during the process.
Precise Heating
Induction heating technology ensures precise temperature control, allowing targeted thermal application. The electromagnetic field can heat small, specific areas to high temperatures without affecting adjacent regions. This precision makes induction heating ideal for applications needing exact heating parameters, such as in the medical industry.
Safe and Clean
Induction heating is a safe and eco-friendly thermal application method. With no open flames or hot surfaces, it is ideal for environments with flammable materials, minimizing risks. Additionally, it produces no harmful emissions, making it a greener alternative to traditional heating methods.
Specification
|
Work Power |
180V-250V |
|
Input Current |
35A |
|
Fluctuating Output Power |
15KW |
|
Fluctuating Frequency |
10-20KHZ |
|
Output Current |
200-600A |
|
The Flow Rate Of Cooling Water |
0.06-0.12Mpa 7.5L/Min |
|
Water Temperature Protection Point |
40C |
|
Product Size |
570x230x450mm |
|
Net Weight |
27.5kgs |
Precautions for Using Handheld High-Frequency Heater

01. Only the designated trained staff can operate the high-frequency induction heating equipment, and the person in charge of the operation shall be designated. For safety, it is best to wear insulated shoes, insulated gloves and other specified protective articles to prevent high temperature.
02. The operator must be familiar with the operating procedures of high-frequency induction heating equipment. Before startup, check whether the equipment cooling system is normal. Power can be transmitted only after it is normal, and operate in strict accordance with the operating procedures.
03. All doors shall be closed before work, and the doors shall be equipped with electrical interlocking device to ensure that power cannot be transmitted before the doors are closed. After the high voltage is closed, do not move behind the machine at will, and do not open the door.
04. The workpiece shall be deburred, scrap iron and greasy dirt, otherwise it is easy to arc with the inductor during heating. The arc light generated by arc striking will not only damage vision, but also easily damage sensors and equipment.
05. High frequency induction heating equipment shall be kept clean, dry and dust-free. In case of any abnormality during work, first cut off the power switch, and then check and eliminate the fault. Special personnel must be assigned to repair the high frequency induction heating equipment.
06. When using high-frequency induction heating equipment matched with quenching machine tool, the safety regulations related to electrical, mechanical and hydraulic transmission shall be observed. Prevent toppling when moving the quenching machine.

Package
|
Big aluminum box |
15*40*48cm 4.2kg |
|
Small aluminum box |
28*13*45cm 3.3kg |
|
Carton box |
42*13*13cm 1.6kg |
Sample
Some Sample is Free, but the air freight is collect or you pay us the cost in advance.Some sample require payment at lowest price ,if need sample pls contact us.
MOQ
The MOQ is 1 pcs; For some products we have in stock, the MOQ is 5 pcs.
OEM
You can send your own design of product and LOGO, we can open new mold and print or emboss any LOGO for you.
Payment term
T/T 30% deposit & T/T70% before the delivery or against copy of B/L, L/C
Free test + Free Plan +365 days warranty
In order to help you use our bearing heaters easily, our company provides the following after-sales services for product maintenance.
- Product warranty (starting from the day the heater arrives at the customer) is 1 year;
- The temperature sensor is a wearing part and is not covered by the warranty.
- During the warranty period, if any machine quality problems occur under correct operation, we will provide free repair services, except for human factors. Please keep your purchase invoice (without changes) as proof of maintenance. If the warranty period is exceeded or the damage is caused by wrong human operation, maintenance fees will need to be paid.
- We will provide lifetime maintenance services for the products sold and ensure that machine parts are always provided at preferential prices.
- We can provide pre-use technical guidance and operational training videos according to customer needs, including relevant maintenance information.
Technical support methods
- Telephone technical support
- Spare parts replacement service
- One-to-one service
The warranty does not apply to the following situations
Including but not limited to problems caused by the following reasons: external force (violence), power supply, harsh environment, accident, misuse, unauthorized repair by the supplier, failure to use instructions, failure to perform necessary maintenance and use of components not provided by the supplier . If it is caused by one of the above reasons, the customer will be charged labor fees, spare parts fees and other related fees.
Certificate




FAQ
Shandong Weiterui Industrial Technology Co., Ltd. is one of the most experienced and professional manufacturers and suppliers of handheld induction heater in China, now brings you the best quality bearing heaters with discount price. Please rest assured to buy the quality and durable handheld induction heater made in China here from our factory.
Handheld Portable Electromagnetic Induction Heater, Mini Flameless Induction Heater With 8 Coils, Handheld High Frequency Induction Heater
























