The Hammond 1418JD7 is a NEMA Type 12 mild steel wallmount enclosure (large JIC style) from the 1418J Series that is a square 20 x 20 in enclosure at 7 in deep, giving a wider panel than the 20 x 16 size at the same height. It is designed to house electrical, electronic, hydraulic or pneumatic controls and instruments, and is aimed at control panel shops, OEM machine builders and maintenance electricians.

The enclosure measures 20 in x 20 in x 7 in (508 mm x 508 mm x 178 mm) (H x W x D) and includes a removable 12 gauge inner panel of 17 x 17 in (432 mm x 432 mm), finished in white powder coating. Its 17 x 17 in inner panel is wider than the 17 x 13 in panel of the 20 x 16 size. The drawing shows a door opening 19.86 in wide and a usable depth of 6.00 in. Shipping weight is 45 lbs (20.41 kg), packed in a box.

The body is formed from 14 gauge steel with smooth, continuously welded seams and no knockouts, cutouts or holes. The continuously hinged cover is secured with plated screws threaded into sealed wells, and oil resistant gaskets are permanently secured. Collar studs are provided for mounting the inner panel, a bonding stud is provided on the door and a grounding stud on the enclosure, and a literature pocket sits on the inside of the door. Cover and enclosure are phosphatized and finished in ANSI 61 gray recoatable powder coating.

Welded brackets provide for wall mounting of the 1418JD7. The series is listed to UL 508A Type 12 (UL File E65324) and complies with NEMA Type 12 and IEC 60529, IP54, providing a degree of protection from falling dirt, dust, oil and water. Additional inner panels, a swing panel kit, climate control and general accessories are available for the series.