Safety Technology International, Inc. STI-EM07123.5 Metal Protective Cabinet - Metal enclosure for electrical and electronic Equipment (up to 1000V) protects form hazardous parts and provides a degree of protection to enclosed Equipment against ingress of solid foreign objects (falling dirt). Constructed for indoor use, offers protection against vandalism either accidental or intentional. Ideal for junction and power supply boxes. Cost effective, low maintenance and compact design. Heavy-duty, constructed with powder coated metal to help protect against corrosion. It has a continuous piano type hinge for easy access open and close. Has a lock knockout (lock sold separately), STI offers the lock Item # KL544. There are also seven – ½”, ¾”, and conduit knockouts surrounding the box. UL/cUL listed, Type 1. STI "We protect the things that protect you."