06|Power & Surge|UPS & Solar|Inverters Mean Well - 300W True Sine Wave DC-AC... MW-NTS-300-248UN POR Sold Out The MW-NTS-300 Series are high performance DC/AC power inverters released to cover lower wattage applications. Using high frequency circuit topology, this pure sine wave inverter has efficiency up to 93%. Capable of providing 300W continuously as well as a peak load of 345W for 180 seconds, 450W for 10 seconds or 600W surge power for 30 utility cycles.... View view