Specifications Enclosure Rating Polycarbonate. Type 4X, IP65. Certifications/Approvals CSA Class I, Division 2, Groups A, B, C, & D Class II, Division 2, Groups E, F, & G Class III T4A Tamb= 50��C Dimensions Overall 155 x 155 x 131mm (6.10 x 6.10 x 5.15 in.). Cutout: 1/2 DIN 139mm x 139mm (5.45 x 5.45 in.) Weight 3 lbs/4 lbs (1.5 kg/2.0 kg)