MidNite Solar MNSPD-300-AC: Professional Lightning & Surge Protection The MidNite Solar MNSPD-300-AC is a heavy-duty Type 2 Surge Protection Device (SPD) designed to shield your sensitive solar electronics from high-voltage transients. Whether it's a nearby lightning strike or utility switching surges, the MNSPD-300-AC provides critical protection for AC load centers, grid-tie inverters, and battery backup systems. Key Features & System Safety Dual Protection: Provides protection for both 120V and 240V AC systems. Rugged Construction: Housed in a NEMA 4X (outdoor rated) enclosure, making it suitable for mounting at the main service entrance or at the inverter. Visual Diagnostics: Integrated blue LED indicators verify that the surge protector is active and providing protection. Fast Response Time: Engineered to clamp high-voltage spikes instantly before they reach your expensive equipment. Versatile Application: Ideal for protecting AC combiner boxes, off-grid inverters, and household breaker panels. Technical Specifications Manufacturer Part # MNSPD-300-AC Voltage Rating 0 - 300 VAC SPD Type Type 2 (Surge Protection Device) Enclosure Rating NEMA 4X (Outdoor / Waterproof) LED Indicators Yes (Blue LED) Listing UL 1449 Listed (USA & Canada)