Harsh environments push-button switch PB150

anti-corrosionIP66weatherproof

PB150 Series – Flameproof Manual Push Button for Explosive Atmospheres The PB150 Series offers fast, reliable emergency activation in hazardous areas. Certified for ATEX and IECEx zones, this flameproof push button helps trigger alarms or shutdowns, improving safety response and protecting personnel in explosive or corrosive environments. Its rugged GRP construction ensures long-term durability in offshore, marine or industrial settings. The PB150 is compatible with PLC, DCS, and ESD systems, and supports custom functions like addressable monitoring, LED status indication, and reset options—making it ideal for fire safety or emergency applications. Also available: stainless steel version PB125 for enhanced protection. Key Features • Manual Ex push button with SIL2 certification • Compatible with PLC, ESD, DCS systems • Optional LED indicators (red, green or both) • Key reset or self-reset options • Addressable version with diode available • Optional line detection and lift flap • GRP housing with UV-resistant coating • IP66/67 rated • Body colours: red (standard), yellow, black, blue, green, grey, orange Certifications • ATEX: – II 2 GD Ex d IIC +H2 T6 Gb – Ex tb IIIC T85°C Db • IECEx approved • Zones 1, 2, 21 & 22 Benefits • Quick emergency alert or shutdown activation • High visibility with optional LED feedback • Built for harsh, corrosive, and explosive areas • Long-lasting, low-maintenance operation Applications • Oil, gas & petrochemical sites • Chemical and pharmaceutical facilities • Food & beverage production • Refineries, marine & offshore areas • Storage zones at explosion risk