Weld Systems Integrators (WSI)

Resistance Welding. Solved.

Standard and Custom Resistance Welding Machinery and Equipment

Weld Systems Integrators (WSI) designs, manufactures, integrates, and supports resistance welding equipment and automated welding systems. WSI provides the equipment, engineering, parts, consumables, and technical support needed to solve a wide range of welding applications.

WSI manufactures resistance welding machinery, including rocker arm spot welders, press-type spot welders, capacitor discharge welders, bench welders, seam welders, door welders, XY welders, turntable welders, and multi-gun welding systems. We also design and integrate robotic resistance welding and MIG welding cells utilizing AC, three-phase DC, MFDC, and capacitor discharge power supplies.

Weld Systems Integrators is a stocking master distributor of TECNA resistance welders and tool balancers. We maintain an inventory of TECNA rocker arm spot welders, press-type spot and projection welders, portable and suspended spot weld guns, zero-gravity and retractor tool balancers, and accessories IN-STOCK at our Warrensville Heights, Ohio location.

Need resistance welding equipment quickly? WSI now offers an IN-STOCK INVENTORY of NEW and USED welders, equipment, and accessories. Browse our available inventory and BUY NOW!

WSI stocks a large, diverse inventory of resistance welding consumables, spare parts, and accessories. This includes electrodes, portable spot welding guns, controls, chillers, transformers, and more. We support our equipment with excellent customer service, training, welding lab testing, and contract engineering.

Factory-direct or through our distributor network, Weld Systems Integrators offers exceptional welding machinery equipment with global shipping and quick delivery.

MTA Chiller Sale | Weld Systems Integrators

Sale ends Wednesday, September 30, 2026

TECNA Hand-Operated Stud Welders with capacitor discharge generators. Models TSW1500 (66 mF), TSW2000 (88 mF), and TSW2900 (132 mF) FOR SALE.TECNA Hand-Operated Stud Welders with Capacitor Discharge Generators

TECNA 3680Si industrial welding station with 8692 weld gun and Bowden balancer retractor. As demonstrated at the AWS Technical Meeting hosted by AHB Tooling & Machinery, Roseville, MI.

TECNA 3680Si Industrial Welding Station | Weld Systems Integrators

Weld Systems Integrators Resistance Welding Equipment, Machinery and Services

Purchase TECNA Welders and Tool Balancers!

TECNADirect.com is a stocking master distributor of TECNA Pedestal Welders, Portable Spot Welding Guns, Bench Welders and Accessories. Along with BALANCERSDirect.com, our dedicated Tool Balancer website, we maintain an IN-STOCK inventory of TECNA equipment at our Warrensville Heights, OH location.