Heavy-Duty, Medium-Duty and Light-Duty Resistance Welders from Weld Systems Integrators.

WSI is a full-line manufacturer and distributor of standard and custom resistance welding machines, including Rocker Arm Welders, Press Type Welders, Capacitor Discharge Welders, Bench Welders, Seam Welders and Butt and Tee Welders. Power supplies include single-phase AC, three phase DC and MFDC, as well as single phase CD.

Rocker Arm Welders

Rocker Arm Welders from Weld Systems Integrators, Inc. (WSI) are designed to provide a resistance welding production solution at an affordable price.

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Press Type Welders

For welding applications that do not require the heavy-duty features of a standard press welder but demand the same reliability at a lower cost, the EconoPress is your solution. The slim design allows for usage in tight places, utilizing significantly less shop floor space.

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Capacitor Discharge Welders (sometimes referred to as Capacitive Discharge)

Struggling to find a solution to a difficult joining application? Capacitor Discharge Welders from Weld Systems Integrators is your solution.

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Spot Welding Guns

Weld Systems Integrators (WSI) offers a wide range of spot welding guns, ranging from 15kVA to 137 kVA. We offer both scissors-type and c-type models, available in standard and custom configurations.

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Benchtop Welders

Benchtop welders from Weld Systems Integrators are the perfect solution for resistance welding of smaller assemblies.

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Seam Welders

Latitudinal, longitudinal and circumferential Seam welders from Weld Systems Integrators.

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Door Welders

Weld Systems Integrators designs and manufacturers standard and special resistance welders for the economical production of steel doors and frames.

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