IECEx Zone 1, 2, 21 & 22 Ex eb mb op is IIC T4 Gb Ex op is tb IIIC T Db IP66IK10 -30 to +55 deg C 150,000+ hour LED life at ambient 55 deg C for years of maintenance free operation (L70B10) Field replaceable components, drivers/inverters, LED arrays, and lens Mounting: surface & fixing bracket, pendant/ring, pole and hinged bracket 3k, 4k, 5k & 7k lumen output, 4000 & 5000K CCT IECEx Zone 1, 2, 21 & 22 Ex eb mb op is IIC T4 Gb Ex op is tb IIIC T Db IP66IK10 -30 to +55 deg C 150,000+ hour LED life at ambient 55 deg C for years of maintenance free operation (L70B10) Field replaceable components, drivers/inverters, LED arrays, and lens Mounting: surface & fixing bracket, pendant/ring, pole and hinged bracket 3k, 4k, 5k & 7k lumen output, 4000 & 5000K CCT