Arc Flash Wear

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Sentinel FR Jacket / Coat

Premium Multi-Hazard Outerwear Protection: Electric Arc And Flame, Flash Fire, Chemical Splash, Steam And Hot Liquids, High Visibility, Waterproof



The Sentinel FR™ 4000 Series excels in joining comfort with durability and protection. While keeping workers safe from electric arcs, flash fires, chemical splash and steam and hot liquids, the durable Sentinel FR™ extends the usable life and level of comfort well beyond other available products. Sentinel FR™ comprises an FR Polyurethane moisture/chemical barrier outer shell and a 100% FR cotton knit inside. FR Polyurethane is a unique material that offers the elasticity of rubber combined with the toughness and durability of steel. 

APPLICATION: Well Servicing, Drilling Rig Operations, SAGD, Heavy Oil, Pipeline Construction and Maintenance, Gas and Oil Extraction, Oil Refining and Processing and Electrical Maintenance.



  • Electric Arc (ASTM F1891, NFPA 70E CAT 2), Flash Fire (ASTM F2733, NFPA 2112), Chemical Splash (ASTM F903), High Visibility (ANSI 107, CSA Z96).
  • Fabric - 100% FR Cotton Knit.
  • Moisture/Chemical Barrier - FR Polyurethane. 
  • Finished Fabric Weight - 339gsm/10.0oz.
  • Seam Construction - Dielectrically Welded with Safety Stitch.
  • Colours - Fluorescent Lime Yellow (FY), Fluorescent Orange (FO). 
  • Reflective Trim - 3M Scotchlite 9720 reflective material around biceps, chest and back, harness over shoulders.
  • ASTM F1891 Electric Arc - FY ATPV 14.0 cal/cm2, HAF 87%, Ebt 28 cal/cm2 | FO ATPV 16.0 cal/cm2, HAF 88%, Ebt 32 cal/cm2.  
  • NFPA 70E HRC - NFPA 70E CAT 2.
  • ASTM F2733 Flash Fire - Body burn injury - 15.3%  second degree, 7.10% 3rd degree. Body Burn, 3 second test exposure with 2 cal/cm2 heat flux.
  • ANSI 107 / CSA Z96 High Visibility - ANSI 107 Class 3, Level 2 and CSA Z96. 
  • Options - NASCO has the ability to create high quality corporate images using ink silk-screening, single and multi-colour heat transfers and reflective logos using 3M Scotchlite™ reflective material. 



  • SKU: 4503JFY / 4503JFO Waist length Jacket.
  • SKU: 4503CFY / 4503CFO 48" Full length Coat (4503CFY and 4503CFO are non-stock item items).
  • Anti wicking features at sleeve cuffs.
  • Front facing bottom hem.
  • 3 Piece hood-in-collar.
  • Non-conductive zipper front with Velcro® closure.
  • Nomex® mesh ventilation system in back with integrated fall protection access.
  • 3M Scotchlite 9720 2" (50mm) trim.
  • Velcro® tab type wrist adjusters. 
  • Two pockets with Velcro® closure.
  • Electric arc, flash fire, chemical splash, steam and hot liquid protection. High visibility and waterproof.
  • Sizes S to 5XL. Long sizes available - 2" added in the sleeve length and body length. 
  • Pricing: S to XL same price, 2XL to 5XL individual pricing.