This Explosion-proof, corrosion resistant, stainless steel, stand-alone luminaire is ideally suited as a source of glare-free illumination in combined sight/light glass (single port) arrangements or with separate glasses for viewing and lighting (dual port). It is designed for use with circular sight glass fitting weld-on styles Series DIN28120, ANSI flange bolt-on types, and with visual flow indicators. Especially suitable for use in pharmaceutical, chemical and food processing applications. It provides illumination of interiors of normally closed vessels such as storage tanks, columns, reactors, mixers as well as visual flow indicators.

The ESL26-Ex lights are Cenelec approved for Class IIc for Zones 1 & 2 (all explosion classes) and are dust and waterjet proof to IP 65, EN 60529, NEMA types 4 & 4X.