Edwards Signaling MPSR1-D45WX-GE Single-Action Explosion Proof Manual Pull Station, DPDT, Cat 45 Key Reset, Terminal Connections

Designed for demanding industrial and outdoor security applications, the Edwards Signaling MPSR1-D45WX-GE single-action explosion-proof manual pull station delivers reliable manual alarm initiation where safety and uptime matter most. This pull station combines explosion-proof construction and a NEMA 4X weatherproof rating to protect critical fire alarm and monitoring systems in Class I (Groups B, C & D), Class II (Groups E, F & G) and Class III hazardous locations. With DPDT (double-pole double-throw) terminal connections, the unit supports dual-circuit supervision for redundant system integration and clear signaling to fire, security, or building management systems. The Cat 45 key reset secures the device against unauthorized resets, while the included surface-mount backbox and gasket speed installation and preserve outdoor integrity. Rated for -30°F to 150°F operation and compatible with 120V AC systems, this pull station is ideal for oil & gas facilities, manufacturing plants, and remote surveillance or monitoring sites that require certified, durable manual activation devices. Protect personnel and equipment with a trusted Edwards Signaling pull station — contact sales or add to your specification for hazardous-location fire and security projects.

• Ensures reliable manual alarm activation in hazardous and outdoor environments with explosion‑proof, NEMA 4X construction
• DPDT terminal connections provide dependable dual-circuit supervision for fire alarm and security monitoring systems
• Cat 45 key reset secures resets to authorized personnel, reducing accidental or unauthorized re-arms
• Included surface-mount backbox and gasket simplify installation and maintain weatherproof integrity
• Durable, corrosion-resistant housing and wide operating temp range (-30°F to 150°F) for long-term performance
• Listed for Class I, II and III hazardous locations, making it suitable for industrial, oil & gas, and remote surveillance sites