Voltage compatibility - 120 VAC Frequency compatibility - 50/60 Hz Output volt amp capacity (amps) - 15 Output watt capacity (watts) - 1800 Outlet quantity / type - 4 NEMA 5-15R output receptacles Outlet orientation - Single row of 4 outlets Transformer accomodation - Supports 1 large transformer plug accessory without covering remaining outlets, accepts up to 2 transformers total Overload protection - 15A resettable combo switch / circuit breaker Input connection type - NEMA 5-15P , Input cord length - 4 ft., 1.2 m Input cord gauge, type - 14 gauge, SJT Recommended electrical service - 120V 15A Diagnostic LEDs - Built-in LED confirms suppressor protection present (green) status Switches - Combination AC circuit breaker and 2 position on/off power switch Protection modes - Includes full normal mode (H-N) and common mode (N-G / H-G) line surge suppression AC suppression joule rating - 390 joules Clamping voltage (RMS) - 150V UL1499 let through rating - 330V - UL Verified Shipping weight - 0.6 lbs , 0.3 kg Unit weight - 0.6 lbs , 0.3 kg