





MPEX | Potter Explosion-Proof Manual Pull Station, Red, Class I/II/III Hazardous Area Rated
- Regular price
- $1,099.00
- Sale price
- $1,099.00
- Regular price
-
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Product Description P/N: MPEX
Description
The Potter MPEX is an explosion-proof manual pull station designed for activating fire alarm systems in hazardous environments. Constructed from a copper-free aluminum alloy, it provides safe and dependable operation in Class I, II, and III rated areas. The unit’s durable build and reliable manual actuation make it ideal for industrial, marine, and oil and gas facilities requiring certified fire protection equipment.
Technical Specifications
Condition | New/Never Used Surplus |
Brand | Potter |
Category | Fire Safety |
Part Number | MPEX |
Subcategory | Explosion-Proof Manual Pull Stations |
Enclosure Material | Copper-Free Aluminum Alloy |
Certification | CSFM Listed |
Hazard Class Rating | Class I, II, and III |
Voltage Rating | 120V AC |
Frequency | 60 Hz |
Current Rating | 6A |
Operation Type | Manual Pull with Hinged Cover and Pull Ring |
Conduit Openings | ¾” NPT Feed-Through |
Activation Mechanism | Spring-Loaded Sliding Actuator Plate |
Mounting Type | Surface Mount |
Environmental Protection | Explosion-Proof and Corrosion Resistant |
Color | Red |
Country of Origin | United States |
Weight | 0.45 kg |
Information About MPEX
The MPEX is part of Potter’s line of explosion-proof fire alarm devices, engineered for use in environments where flammable gases, vapors, or dusts may be present. The enclosure is built from corrosion-resistant aluminum alloy, ensuring durability and long service life under extreme conditions. It features a hinged cover with a sliding actuator plate and pull ring mechanism that mechanically activates an internal contact block to trigger the alarm circuit. Designed for compatibility with standard 120V AC, 60 Hz fire alarm systems, the MPEX includes ¾” NPT conduit openings for easy installation and wiring integration.
Key Features:
- Explosion-Proof Construction: Certified for Class I, II, and III hazardous areas to ensure safe fire alarm activation.
- Durable Aluminum Alloy Housing: Made from copper-free cast aluminum to resist corrosion and impact.
- Manual Activation Mechanism: Hinged cover with pull-ring actuator releases compression spring to trigger alarm.
- Standard Power Compatibility: Rated for 120V AC, 60 Hz, 6A operation.
- Easy Installation: Equipped with ¾” NPT feed-through conduit openings for wiring flexibility.
- Corrosion and Weather Resistant: Suitable for both indoor and outdoor industrial environments.
- Reliable Performance: Fully mechanical design ensures consistent activation without maintenance.
- Regulatory Approval: CSFM Listed for compliance with safety standards.
The MPEX delivers the reliability and precision required for hazardous-area fire alarm control and emergency signaling.
Description
The Potter MPEX is an explosion-proof manual pull station designed for activating fire alarm systems in hazardous environments. Constructed from a copper-free aluminum alloy, it provides safe and dependable operation in Class I, II, and III rated areas. The unit’s durable build and reliable manual actuation make it ideal for industrial, marine, and oil and gas facilities requiring certified fire protection equipment.
Technical Specifications
Condition | New/Never Used Surplus |
Brand | Potter |
Category | Fire Safety |
Part Number | MPEX |
Subcategory | Explosion-Proof Manual Pull Stations |
Enclosure Material | Copper-Free Aluminum Alloy |
Certification | CSFM Listed |
Hazard Class Rating | Class I, II, and III |
Voltage Rating | 120V AC |
Frequency | 60 Hz |
Current Rating | 6A |
Operation Type | Manual Pull with Hinged Cover and Pull Ring |
Conduit Openings | ¾” NPT Feed-Through |
Activation Mechanism | Spring-Loaded Sliding Actuator Plate |
Mounting Type | Surface Mount |
Environmental Protection | Explosion-Proof and Corrosion Resistant |
Color | Red |
Country of Origin | United States |
Weight | 0.45 kg |
Information About MPEX
The MPEX is part of Potter’s line of explosion-proof fire alarm devices, engineered for use in environments where flammable gases, vapors, or dusts may be present. The enclosure is built from corrosion-resistant aluminum alloy, ensuring durability and long service life under extreme conditions. It features a hinged cover with a sliding actuator plate and pull ring mechanism that mechanically activates an internal contact block to trigger the alarm circuit. Designed for compatibility with standard 120V AC, 60 Hz fire alarm systems, the MPEX includes ¾” NPT conduit openings for easy installation and wiring integration.
Key Features:
- Explosion-Proof Construction: Certified for Class I, II, and III hazardous areas to ensure safe fire alarm activation.
- Durable Aluminum Alloy Housing: Made from copper-free cast aluminum to resist corrosion and impact.
- Manual Activation Mechanism: Hinged cover with pull-ring actuator releases compression spring to trigger alarm.
- Standard Power Compatibility: Rated for 120V AC, 60 Hz, 6A operation.
- Easy Installation: Equipped with ¾” NPT feed-through conduit openings for wiring flexibility.
- Corrosion and Weather Resistant: Suitable for both indoor and outdoor industrial environments.
- Reliable Performance: Fully mechanical design ensures consistent activation without maintenance.
- Regulatory Approval: CSFM Listed for compliance with safety standards.
The MPEX delivers the reliability and precision required for hazardous-area fire alarm control and emergency signaling.


