DIN Rail Instrument Box KitsThese DIN rail instrument boxes contain one grey panel cover and a selection of solid and perforated terminal guards. They are available in two styles, low and deep profile with open or solid top.Made from UL94-V0 polycarbonateLight grey RAL 7035881-4444 is a low profile, open top box supplied with a cover, 4 terminals and 2 guards881-4453 is a low profile, solid top box with 4 terminals and 2 guards881-4456 is a deep profile, open top box with a cover, 4 terminals and 2 guards881-4450 is a deep profile, solid top box with 4 terminals and 2 guards881-4469 is a DIN rail mounting bracket