PO Box 1139
Old Saybrook, CT 06475-4051


Since 1985, ALL-TEST Pro (ATP) customers have tested millions of motors. ATP’s proven and patented technologies give our customers the answers they need, as to the condition of their motors, while using our field portable, handheld, battery operated, nondestructive testing instruments.

ATP’s equipment provides answers to motor health, that go beyond sound, vibration and temperature so you can make informed decisions about all your motor assets.

MCA™ is a non-destructive deenergized test method to assess the health of a motor from the Motor Control Center (MCC) or directly at the motor, providing immediate and complete information on the status of the stator, rotor, connections and cables, contamination, and insulation to ground.

Electrical Signature Analysis (ESA) is an energized test method where voltage and current waveforms are captured while the motor system is running and assess the health of the motor system while operating