The APOLLO XP95 Input/Output Unit with Isolator 55000-847APO is a brand new fire protection equipment designed for facility maintenance and safety. As a single unit, this product is essential for fire alarm systems to ensure proper functionality and performance. With the trusted Apollo brand behind it, this unit guarantees quality and reliability for comprehensive fire protection in various industrial and commercial settings. Ideal for both new installations and maintenance purposes, this input/output unit with isolator is a valuable addition to any fire protection system.