Precision Welding for Military & Defense
Reliable from R&D to Prototype to Production
When reliability is mission-critical, Sunstone’s resistance welders and TIG welders deliver unmatched precision and durability for Military & Defense applications. Trusted by nearly every branch of the military and government research organizations worldwide, Sunstone provides cutting-edge welding solutions that meet the strictest industry standards. With extensive experience navigating acquisition and procurement systems, we ensure seamless integration into your operations.
Precision Energy Control for Ultimate Flexibility
From R&D labs to full-scale production, our advanced micro-welding technology is engineered for exotic metal combinations, aerospace engine sensors, nuclear fuel rod assemblies, solar panel cells, instrumentation, turbine components, and honeycomb tack welding. Whether for high-stakes battlefield applications or sensitive research environments, our welders provide precise energy control, ensuring consistency and strength in every weld.
When life and liberty are on the line, trust our welders to perform—every time.
📞 Contact us today to discuss your Military & Defense welding needs!
Read our latest blog about TIG welding and resistance welding for Defense & Military

THE PICO™ - DC CLOSED-LOOP FEEDBACK RESISTANCE WELDER
The Sunstone Pico DC is an advanced, closed-loop feedback direct-current resistance welder specifically engineered for thermocompression or other fine welds.

PA250i micro TIG welder
Maximum power! The most powerful Sunstone pulse arc welder delivers 250 joules of energy with precision and accuracy.

MICRO RESISTANCE - ADVANCED DUAL PULSE CD SPOT WELDER
Sunstone’s advanced dual pulse CD welders offer many capabilities including weld monitoring, SPC tools, and a large capacitive touch-screen interface.

HIGH POWER - MICRO RESISTANCE - ADVANCED CD SPOT WELDER
Capacitive Discharge (CD) resistance welders have many advantages over other welder types.