Welding Transformer

Mid-Frequency Inverter Transformers

Rated Power (KVA) 20% Duty Cycle	Max. Short-Circuit Current (KA)	Subprime No-Load Voltage (V)	Turns Ratio	Insulation Grade	Weight (kg)
90	29	8.41	62:1	F	23
130	37	10	50:1	F	29
170	52	11.3	44:1	F	34
230	60	12.5	40:1	F	50
280	70	13.1	38:1	F	60

AC Transformers

Rated Power 50% Duty Cycle	Max. Short-Circuit Current	Subprime No-Load Voltage	Rated Input Current
63 KVA	26 KA	6.02V	131 A
100 KVA	35 KA	8.0 V	263 A
160 KVA	46 KA	4.5—9.04	421 A
200 KVA	53 KA	5.9—11.04V	526 A
350 KVA	63 KA	7.0—13.5V	921 A

AC Transformers

Rated Power	Duty Cycle	Subprime No-Load Voltage	Rated Input Power
400 KVA	50%	7.0—13.5V	1053 A
800 KVA	50%	5.9V—15.8V	2105 A
1000 KVA	50%	5.9V—15.8V	2631 A

DC Transformers

Rated Power (KVA)	Duty Cycle	Subprime No-Load Voltage	Rated Input Current (A)
100	50%	7.3V—9.5 V	197
160	50%	5.9 V—11.8V	263
200	50%	10.5V—12.6V	328
250	50%	10.8V—13.6V	421

Inquiry Form

Mountain Welding is an established manufacturer of industrial production systems with more than three decades of experience in the design and production of resistance welding systems.

The company currently focuses on fully and semi-automatic shock absorber lines and rim wheel assembly lines, drawing on extensive experience serving customers across diverse industrial sectors.

In 1992, Mountain Welding started with one core fundamental technology: the welding machine.

Since then, Mountain Welding has expanded and manufactured more than 2,000 welders for the automobile, agriculture, household appliance, architecture, and railroad industries. This manufacturing depth reflects long-term capability in delivering production systems built for consistent quality, reliable operation, and strong production performance.

The company’s resistance welding systems are used in the production of shock absorbers, wheels, fuel tanks, ring gears, drive shafts, drive bearings, rear axles, and other critical components. With proven application across high-demand industrial environments, Mountain Welding has built its market presence through experience, equipment volume, and adoption in a wide range of end-use industries.