Federal Signal 31X-120-3 31X Series Explosion-Proof Horn, 120VDC, Gray
Special Order: typically 2–6 weeks
Ships directly from the manufacturer. This is an estimated lead time, not a guaranteed delivery date.
Availability can change and lead times may be longer. If your project has a deadline, check with us before ordering.
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Key Features
- Provides dependable, high-volume audible alerts for hazardous industrial environments, improving worker safety and incident response
- Certified for Class I, Division 1 and Class II hazardous areas with UL/cUL/CSA listings to simplify regulatory compliance
- Robust, corrosion-resistant copper-free cast aluminum housing and stainless-steel diaphragm reduce maintenance and extend service life
- Produces 110 dB @ 1 m (100 dBA @ 10') to overcome heavy machinery noise and integrate with security and monitoring systems
- Flexible pipe or surface mount design for easy installation in retrofit or new-build security, surveillance, and alarm applications
Quick Specifications
- Product Model
- 31X-120-3
- Brand Name
- Federal Signal
- Product Name
- 31X-120-3 Horn
- Product Type
- Horn
Explore the details
Product information
31X-120-3
Overview
Deliver reliable, high-decibel audible alerts where safety matters most. The Federal Signal 31X-120-3 Explosion-Proof Horn is engineered for hazardous locations, providing a dependable alarm solution for industrial, processing, and utility sites. Built with a corrosion-resistant, copper-free cast aluminum housing and stainless-steel diaphragm, this explosion-proof horn resists harsh environments and minimizes downtime. The unit operates on 120 VAC and produces up to 110 dB at 1 meter (100 dBA at 10') to ensure clear audible coverage in noisy facilities. Certified for Class I, Division 1, Groups C & D and Class II, Division 1, Groups E, F & G, and backed by UL/cUL and CSA listings, it helps you meet stringent safety and regulatory requirements. Pipe or surface mounting options make it straightforward to install with existing alarm, security, surveillance, and monitoring systems. Ideal for refineries, chemical plants, manufacturing floors, and other hazardous areas, the 31X-120-3 delivers durable performance and easier integration. Specify this Federal Signal explosion-proof horn to strengthen your physical security and alarm strategy — contact our sales team to order or request installation guidance.
Features
- Provides dependable, high-volume audible alerts for hazardous industrial environments, improving worker safety and incident response
- Certified for Class I, Division 1 and Class II hazardous areas with UL/cUL/CSA listings to simplify regulatory compliance
- Robust, corrosion-resistant copper-free cast aluminum housing and stainless-steel diaphragm reduce maintenance and extend service life
- Produces 110 dB @ 1 m (100 dBA @ 10') to overcome heavy machinery noise and integrate with security and monitoring systems
- Flexible pipe or surface mount design for easy installation in retrofit or new-build security, surveillance, and alarm applications
| General Information | |
|---|---|
| Brand Name | Federal Signal |
| Manufacturer | Federal Signal Corporation |
| Product Name | 31X-120-3 Horn |
| Product Type | Horn |
| Product Model | 31X-120-3 |
| Product Series | 31X |
| Country of Origin | US |
| Manufacturer Part Number | 31X-120-3 |
| Technical Information | |
| Alarm Type | Audible |
| Environmental Conditions | |
| Sound Emission | 110.0dB |
| Physical Characteristics | |
| Color | Gray |
| Depth | 41.66cm |
| Height | 7.60" |
| Durability | Corrosion Resistant, Explosionproof, Heavy Duty |
| Form Factor | Pipe Mount, Surface Mount |
| Power Description | |
| Power Source | AC Power |
| Input Voltage | 120V AC |
| Product Information | |
| Mount Type | Pipe Mount |
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Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- 31X-120-3
- Manufacturer part:
- 31X-120-3
How do I confirm compatibility?
Check the specifications and manufacturer documents for your existing system. Send us your model numbers and project requirements if you need help selecting equipment or accessories.
Ask a product specialistWhen will this item ship?
Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.
Shipping, freight and delivery detailsWhat should I know about returns?
Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.
Read return eligibility and exclusionsFederal Signal 31X-120-3 31X Series Explosion-Proof Horn, 120VDC, Gray
31X-120-3