High Frequency Induction Heating Machine | Precision Brazing & Hardening Equipment

Product Overview

The GWDL Series Ultra-High Frequency Induction Heating Machine adopts 4th-generation soft-switching full-resonant dual-regulated inverter technology. Engineered for high-precision brazing, micro-welding, and surface quenching, it offers outstanding control, energy efficiency, and ultra-fast heating — all in a compact, lightweight design.

Key Advantages

Precision Heating

Heats welding points as small as Ø0.1mm
Surface hardening area: 0.1–1.0cm², minimal deformation
Frequency range 100kHz–2.0MHz, adjustable depth of hardened layer

Advanced Technology

4th-gen dual-regulated soft-switching inverter (full resonance)
Intelligent microprocessor with auto frequency tracking & self-diagnostics
Built with top global components (IXYS / EUPEC / FUJI)

Excellent Performance

100% duty cycle, supports 24/7 continuous operation
Digital display for frequency / power / voltage / current
Time-controlled mode optional (standard for most models)

Compact & Easy-to-Use

Footprint as small as a fax machine
Sleek, durable enclosure; plug-and-play installation
Available in integrated or split-type structure

Technical Specifications

Small Series – Single Phase (220V)

Model	Power	Frequency Range	Output Current	Weight	Dimensions
GWDL-3.2kW	3.2kW	1100–2000kHz	5–15A	20kg	—
GWDL-4.5kW	4.5kW	1100–2000kHz	5–20A	21kg	—
GWDL-6.0kW-1	6.0kW	1100–2000kHz	10–28A	22kg	—
GWDL-6.0kW-2	6.6kW	200–700kHz	5–30A	23kg	570×260×500mm
GWDL-6.0kW-3	6.6kW	500–1100kHz	5–30A	25kg	Main: 520×240×500mm Coil: 140×90×90mm

Industrial Series – Three Phase (380V)

Model	Power	Frequency Range	Output Current	Weight	Dimensions (Main / Coil)
GWDL-10kW	10kW	50–300kHz	3–15A	28kg	570×260×500mm / —
GWDL-20kW	20kW	50–250kHz	5–30A	53kg	590×300×530mm / 520×255×380mm
GWDL-30kW	30kW	50–200kHz	7–45A	53kg	590×300×530mm / 520×255×380mm
GWDL-40kW	40kW	50–200kHz	10–60A	77kg	680×370×640mm / 530×330×480mm
GWDL-60kW	60kW	30–150kHz	12–90A	77kg	680×370×640mm / 530×330×480mm
GWDL-100kW	100kW	30–150kHz	20–145A	120kg	760×500×880mm / 760×300×600mm

Typical Applications

Precision Brazing & Soldering

Copper / Steel Brazing
Soldering for Communication Components
Micro-Metal Part Welding
Jewelry & Craft Brazing
Capillary Tube Brazing

Heat Treatment & Surface Hardening

Gear Surface Hardening
Fork / Shift Fork Hardening
Special Inductor for Fork Hardening
Steel Strip Annealing

Ultra-High Frequency Induction Heating Equipment