Technical Specifications:
Welding Type: MMA / TIG / HF / MIG
Welding Current (A): 20 – 200
Electrode Diameter (mm): 1.6 – 5.0
Generator Connection: 10 kW
Weight (kg): 6.9
Power Supply: 230V single-phase
Input Power: up to 6.5 kW
Duty Cycle (40 °C): 25% at 200A
Cooling: Enhanced ventilation system
Insulation Class: F
Dimensions (mm): 400×180×490
Description:
The CAT DZ251ST is a multifunctional 200A inverter welding system that supports MMA, TIG (HF Start), and MIG operation, offering maximum flexibility for every professional. With high efficiency, HF arc start for precision TIG welding, and MIG welding capability with wire, it meets the needs of metal constructions, repairs, and industrial use. Its robust construction and ability to connect to a generator make it ideal for construction sites as well.
Key Features:
Three welding modes in one machine: TIG HF, MMA & MIG.
Supports MIG with wire (Flux Core – gasless).
HF Start TIG: clean and safe arc ignition without contact.
Capability to weld with electrodes up to 5.0mm.
Powerful cooling system for continuous operation.
Compatible with generators up to 10 kW.
Recommended Accessories:
05-8314: MMA Electrode Holder 300A
05-8307: TIG Holder 4 m
05-8315: Ground Clamp 300A



