Static pass box equipment is made of high-grade stainless steel (304/316) with international quality standard components including electrically interlocked. This pass box is designed to minimize traffic and contamination entry into the clean room. Enables parts, tools and other items to be passed to and from the room. This pass box unit acts as an airlock device preventing ambient air from entering or clean air from exiting from the clean room. Features High-grade stainless steel construction, Precision designing and finish, Electrical interlocked, Floor and wall-mounted design, Buzzer indication to know the material is kept inside. Maximum chemical resistance construction. UV light along with the hour meter. LED light, Indicating lamp to know the door lock and unlock condition, Toughen glass window, LCD display