POWERTHRU, a subsidiary of Phillips Service Industries, Inc. (PSI), designs and manufactures advanced flywheel energy storage systems that provide ride-through power and voltage stabilization for power quality and recycling applications. The energy-efficient POWERTHRU flywheel is a cost-effective, low-maintenance, environmentally-sound solution that can supplement, or completely eliminate the need for, flooded/wet cell and valve regulated lead-acid (VRLA) batteries in uninterruptible power supply (UPS) systems.
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The POWERTHRU annual revenue was $4 million in 2026.
POWERTHRU is based in Livonia, Michigan.
The NAICS codes for POWERTHRU are [335, 33, 3359].
The SIC codes for POWERTHRU are [36, 369].