Quantum Power Systems offers 1KVA Line Interactive UPS with Micro-Controller Technology. Quantum Power Systems is ISO 9001 certified company. 1KVA Line Interactive UPS with Micro-Controller Technology possesses RMS voltage control. It has line phase synchronized changeover with input frequency protection. The 1KVA Line Interactive UPS with Micro-Controller Technology also consists of overload protection, short circuit protection, over voltage protection, under voltage protection and battery deep discharge protection.