The Chicago Protective Apparel SWJ-12 is a 12 cal/cm² arc flash jacket, 35 inches long, from the maker’s Essential line. Chicago Protective Apparel (CPA) is a division of Mechanix Wear. CPA lists it under part number SWJ-12.
Key features
- Made from UltraSoft, which CPA describes as a fire-resistant and arc-resistant blend of 88% cotton and 12% nylon, in varying layers by rating
- Loose fit, with room for an FR baselayer or daily wear clothing underneath
- Sewn with Nomex thread; CPA says the components are all FR and AR
- Barracuda collar with Velcro closure, front Velcro closure and knit wristlets
Specifications
- Part number: SWJ-12 (size is added to the part number)
- Rating: 12 cal/cm²; CPA lists the 8, 12 and 20 cal garments as PPE 2
- Length: 35 in
- Fabric: UltraSoft, 88% cotton, 12% nylon
- CPA states the Essential line meets NFPA 70E and ASTM F1506 standards
- Chest sizes (in): S 36/38, M 40/42, L 44/46, XL 48/50, 2XL 52/54, 3XL 56/58, 4XL 60/62, 5XL 64/66
Selection and use should follow your employer’s safety program and the maker’s instructions.















