Edwards MPSR2-S45W-GE Weatherproof Pull Station

The Edwards MPSR2-S45W-GE is a commercial weatherproof manual pull station designed for conventional fire alarm systems installed in outdoor and harsh environments. Featuring a double-action activation mechanism, SPST normally open contacts, and a Category 45 key reset, it provides dependable manual fire alarm initiation while helping reduce accidental activations.

Constructed from corrosion-resistant die-cast metal, the pull station includes a weatherproof surface-mount back box and gasket, making it suitable for outdoor installations requiring reliable manual fire alarm activation. This product is intended exclusively for commercial fire alarm installations.

Product Functions

• Manual fire alarm activation
• Double-action pull operation
• Normally open alarm initiation
• Category 45 key reset
• Positive mechanical activation
• Conventional initiating device operation
• Outdoor weatherproof protection
• Continuous initiating circuit supervision through the fire alarm control panel

Electrical & System Information

The MPSR2-S45W-GE is a conventional manual pull station equipped with a single-pole single-throw (SPST) normally open contact. When activated, the switch closes to initiate an alarm on a compatible conventional initiating device circuit.

Terminal block wiring simplifies field installation while the included weatherproof surface-mount back box and gasket provide environmental protection for outdoor installations.

Features

• Commercial weatherproof manual pull station
• Double-action activation
• SPST normally open contact
• Category 45 key reset
• NEMA 4X rated enclosure
• Corrosion-resistant die-cast construction
• Positive activation mechanism
• Terminal block wiring
• Surface-mount weatherproof back box included
• Outdoor-rated design
• Red housing
• “PULL FOR FIRE” marking

Mounting & Design

The MPSR2-S45W-GE is supplied with a weatherproof surface-mount back box and sealing gasket for outdoor installations. Its rugged die-cast metal construction is designed to withstand harsh environmental conditions while protecting internal components from corrosion and moisture.

The double-action operating mechanism requires two intentional actions to initiate an alarm, helping reduce accidental operation in exposed public areas.

Protection & Applications

Suitable for:

• Exterior Building Entrances
• Industrial Facilities
• Parking Structures
• Loading Docks
• Schools
• Hospitals
• Warehouses
• Manufacturing Facilities
• Commercial Buildings

Compatibility

Compatible with:

• Conventional Fire Alarm Control Panels
• Conventional Initiating Device Circuits
• Normally Open Alarm Circuits
• Surface-Mount Outdoor Installations
• Commercial Fire Alarm Systems

Always verify compatibility with the installed fire alarm control panel, initiating device circuit, wiring configuration, and project requirements before installation.

Technical Specifications

Manufacturer: Edwards

Parent Company: Kidde

Model: MPSR2-S45W-GE

Series: MPSR

Product Type: Weatherproof Manual Pull Station

Operation: Double Action

Contact Configuration: SPST Normally Open

Reset Method: Category 45 Key Reset

Activation: Positive Mechanical Pull

Construction: Corrosion-Resistant Die-Cast Metal

Environmental Rating: NEMA 4X

Mounting: Surface Mount

Included Accessories: Weatherproof Back Box and Gasket

Housing Color: Red

Message: PULL FOR FIRE

Operating Temperature: -30°F to 150°F (-34°C to 66°C)

Dimensions: 4.8 × 3.1 × 3.0 in. (122 × 79 × 76 mm)

Application: Outdoor Commercial Fire Alarm Systems

Listings: UL Listed and NEMA 4X rated for approved outdoor applications. Verify product labeling and project requirements before installation.

Applications

The Edwards MPSR2-S45W-GE is designed for commercial fire alarm systems requiring reliable manual fire alarm initiation in outdoor or harsh environments. Typical applications include industrial facilities, warehouses, schools, hospitals, parking structures, loading docks, exterior building entrances, manufacturing plants, and other commercial occupancies where weather-resistant manual pull stations are required.