Panamax AP120 Noise Sniffer, Black Click or scroll to zoom Tap or pinch to zoom by Panamax SKU PNAP120 This website is for Authorized Dealers only. Pricing and checkout is disabled unless you are authorized. "Login" or Click "Dealer Application" to apply. Panamax AP-120 Noise Sniffer Noise Sniffer Used to detect noise traveling on the power line. Detects if a circuit or outlet you are testing has a noise problem.