General Plasma is the innovation leader in large-area vacuum coating systems and sources. Our patented (and patent-pending) source technologies, superb mechanical engineering and attention to detail make General Plasma products the best in their class. General Plasma designs and builds large-area vacuum coating systems. We are experts in the design and fabrication of systems for solar cell manufacturing, and are developing a family of coating systems that deliver order-of-magnitude improvements in deposition rates, uniformity, and cost of ownership. General Plasma's patented Plasma-Beam Source™ technology creates an extremely dense, magnetically-confined plasma. Plasma-Beam Source technology advances plasma CVD coating in much the same way the magnetron cathode advanced sputtering. General Plasma's line of magnetrons and ion sources offer unmatched uniformity, reliability and resource utilization for large area sputtering applications. General Plasma's sources include Pointed Pole™ linear ion sources, rotatable magnetrons, and moving magnet planar magnetrons.
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The General Plasma, Inc. annual revenue was $3 million in 2026.
General Plasma, Inc. is based in Shelburne Falls, Massachusetts.
The NAICS codes for General Plasma, Inc. are [423490, 4234, 42349, 423, 42].
The SIC codes for General Plasma, Inc. are [50, 504].