ups, surge, protector, suppressor, battery, replacement, tvss, spd, uninterruptible, apc, american, power, conversion, denver, colorado, monitors, current, harmonics, backup, exide, rackmount, siftor, bmi, drantez, rpm, holec

challenge technology, inc. specializes in diagnosing, treating and preventing electrial disturbances which impact the operation of servers, computers, telecom equipment, and other electronics. our clients include some of the world's largest corporations. we perform detailed power quality studies .