Used condition; may have wear and age related marks. See pics for condition / what’s included / testing conducted. Copley Controls 422 Servo Drive Amplifier Copley Controls Model 422 servo drive/amplifier for legacy motion-control systems. Folder QTY instruction confirms five units in stock. Condition: Used industrial surplus item with possible age/storage/cosmetic wear. Untested unless explicitly stated; see photographs for exact condition and included parts. Please match the exact manufacturer part number, model, revision and connectors shown in the photographs to your application before purchase. Includes x1 Copley Controls 422 Servo Drive Amplifier per unit unless quantity ordered is greater than one