Profile: New Power Technologies, Inc. specializes in the development and manufacture of electrical protection devices. Our SensorGuard is designed to provide the protection for sensitive electronic devices against unstable AC power, surge events caused by direct lightning strikes and ground potential rise due to ground strikes. It protects from power supply voltage drops, which cause current surges leading to equipment malfunction or failure. Our SG33 models comprise the control box and the contactor box, housing the isolation contactors and supply connections.