The Edwards MPSR1-S45W-GE is a manual pull station, single action, SPST, key reset, and terminal connections. The Edwards MPSR1-S45W-GE – a noncoded fire alarm solidly constructed of a high-quality non-toxic die-cast manual pull station. All of its components – prepainted or have plated surfaces to prevent corrosion. Weatherproof manual pull stations – rated for outdoor use. It features a NEMA 4X enclosure. The manual pull station has a 10 A snap action switch and gold contacts. It may – used with or without a broken glass rod. Rod replacement requires no special tools. Each manual station can – reset and locked using the standard key. Or hex key provided.