Black Box - surge protector

Black Box SP187A standard Surge Suppressor has the actual clamp voltage of 336 volts peak, so it's well equipped to handle most abnormal power surges. Its EMI/RFI resistance works up to 40 dB, creating a safe path for high-frequency noise around your protected circuit. The SP187A features a 15-amp resettable circuit breaker. As a fail-safe measure, the suppressor automatically shuts off power to your outlets if its surge suppression fails.