

878EX-N5 | Edwards Signaling Explosion Proof Heavy Duty Horn 120 VAC 110 dB NEMA 4X
- Regular price
- $1,397.00
- Sale price
- $1,397.00
- Regular price
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Product Description P/N: 878EX-N5
Description
The Edwards Signaling 878EX-N5 Explosion Proof Heavy Duty Horn is a high-decibel AC vibrating horn designed for hazardous indoor and outdoor locations. Built for durability and performance, it operates on 120 VAC at 50/60 Hz, delivering up to 110 dB at 1 meter for reliable audible signaling in industrial and hazardous environments.
Technical Specifications
Condition | New/Never Used Surplus |
Brand | Edwards Signaling |
Category | Audible Signaling Devices |
Part Number | 878EX-N5 |
Subcategory | Explosion Proof Horn |
Model | 878EX |
Type | Vibrating Horn with Grill |
Voltage Rating | 120 VAC, 50/60 Hz |
Current Rating | 0.13 A |
Power Rating | 15 VA |
Sound Intensity | 110 dB @ 1 m, 100 dB @ 10 ft |
Sound Pattern | Continuous |
Enclosure Rating | NEMA 4X |
Hazardous Location Rating | Class I Div 1 & 2 Groups B, C, D; Class II Div 1 & 2 Groups E, F, G; Class III |
Mounting Type | Wall or pipe |
Conduit Tapping Size | 3/4 inch |
Housing Material | Corrosion-resistant heat-flowed epoxy, heavy-duty die cast |
Operating Temperature | -13°F to 104°F (-25°C to 40°C) |
DC Coil Resistance | 150 Ohms |
Approvals | UL Listed |
Color | Gray |
Dimensions | 7-3/8 in W × 4-3/16 in D × 7-5/8 in H |
Application | Indoor/outdoor hazardous industrial use |
Weight | 7.5 lb (approx.) |
Information About 878EX-N5
The 878EX-N5 is part of the Edwards 878EX series of explosion-proof signaling devices engineered for use in hazardous Class I, II, and III environments. Constructed with a corrosion-resistant, heat-flowed epoxy housing, this unit is designed for long service life under extreme conditions. It is UL Listed and NEMA 4X rated, making it suitable for applications in petroleum plants, grain elevators, paper mills, and similar industrial sites. The horn provides continuous audible alerts and mounts easily on walls or pipes for versatile installation.
Key Features:
- Explosion-Proof Design: Rated for Class I Div 1 & 2, Class II Div 1 & 2, and Class III environments.
- High Sound Output: Produces 110 dB at 1 meter and 100 dB at 10 feet for effective signaling.
- Corrosion-Resistant Housing: Heavy-duty die-cast enclosure with heat-flowed epoxy finish for harsh locations.
- NEMA 4X Enclosure: Provides protection against corrosion, dust, and water for indoor/outdoor use.
- Low Power Consumption: Operates at 0.13 A with a power rating of 15 VA on 120 VAC.
- Wide Operating Range: Performs reliably from -13°F to 104°F (-25°C to 40°C).
- Versatile Mounting: Supports wall or pipe installation with 3/4-inch conduit tapping.
- UL Listed: Certified for safe use in hazardous industrial environments.
The 878EX-N5 delivers the reliability and precision required for demanding industrial safety and hazardous location signaling applications.
Description
The Edwards Signaling 878EX-N5 Explosion Proof Heavy Duty Horn is a high-decibel AC vibrating horn designed for hazardous indoor and outdoor locations. Built for durability and performance, it operates on 120 VAC at 50/60 Hz, delivering up to 110 dB at 1 meter for reliable audible signaling in industrial and hazardous environments.
Technical Specifications
Condition | New/Never Used Surplus |
Brand | Edwards Signaling |
Category | Audible Signaling Devices |
Part Number | 878EX-N5 |
Subcategory | Explosion Proof Horn |
Model | 878EX |
Type | Vibrating Horn with Grill |
Voltage Rating | 120 VAC, 50/60 Hz |
Current Rating | 0.13 A |
Power Rating | 15 VA |
Sound Intensity | 110 dB @ 1 m, 100 dB @ 10 ft |
Sound Pattern | Continuous |
Enclosure Rating | NEMA 4X |
Hazardous Location Rating | Class I Div 1 & 2 Groups B, C, D; Class II Div 1 & 2 Groups E, F, G; Class III |
Mounting Type | Wall or pipe |
Conduit Tapping Size | 3/4 inch |
Housing Material | Corrosion-resistant heat-flowed epoxy, heavy-duty die cast |
Operating Temperature | -13°F to 104°F (-25°C to 40°C) |
DC Coil Resistance | 150 Ohms |
Approvals | UL Listed |
Color | Gray |
Dimensions | 7-3/8 in W × 4-3/16 in D × 7-5/8 in H |
Application | Indoor/outdoor hazardous industrial use |
Weight | 7.5 lb (approx.) |
Information About 878EX-N5
The 878EX-N5 is part of the Edwards 878EX series of explosion-proof signaling devices engineered for use in hazardous Class I, II, and III environments. Constructed with a corrosion-resistant, heat-flowed epoxy housing, this unit is designed for long service life under extreme conditions. It is UL Listed and NEMA 4X rated, making it suitable for applications in petroleum plants, grain elevators, paper mills, and similar industrial sites. The horn provides continuous audible alerts and mounts easily on walls or pipes for versatile installation.
Key Features:
- Explosion-Proof Design: Rated for Class I Div 1 & 2, Class II Div 1 & 2, and Class III environments.
- High Sound Output: Produces 110 dB at 1 meter and 100 dB at 10 feet for effective signaling.
- Corrosion-Resistant Housing: Heavy-duty die-cast enclosure with heat-flowed epoxy finish for harsh locations.
- NEMA 4X Enclosure: Provides protection against corrosion, dust, and water for indoor/outdoor use.
- Low Power Consumption: Operates at 0.13 A with a power rating of 15 VA on 120 VAC.
- Wide Operating Range: Performs reliably from -13°F to 104°F (-25°C to 40°C).
- Versatile Mounting: Supports wall or pipe installation with 3/4-inch conduit tapping.
- UL Listed: Certified for safe use in hazardous industrial environments.
The 878EX-N5 delivers the reliability and precision required for demanding industrial safety and hazardous location signaling applications.
