Description
The Federal Signal 31X-120-3 is a 120 VAC explosion-proof vibrating horn designed for hazardous location signaling. With a rugged cast aluminum housing and protective grille, it provides a loud and reliable audible alert for industrial safety applications.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Federal Signal |
| Category |
Signaling Devices |
| Part Number |
31X-120-3 |
| Subcategory |
Explosion-Proof Horns |
| Series |
Vibratone 31X |
| Signal Type |
Vibrating Horn |
| Voltage Rating |
120 VAC, 50/60 Hz |
| Power Consumption |
18 Watts |
| Current Draw |
0.2 A |
| Sound Output |
100 dB |
| Duty Cycle |
5 Minutes |
| Housing Material |
Corrosion-Resistant Cast Aluminum |
| Color |
Gray |
| Mounting Options |
3/4-Inch Pipe or Surface |
| Dimensions |
6.5 in W x 6.5 in D x 7.625 in H |
| Operating Temperature |
-13°F to 104°F (-25°C to 40°C) |
| Approvals |
UL Listed, cUL Listed, CSA Certified |
| Application |
Hazardous Location Audible Signaling |
| Enclosure Rating |
Explosion-Proof |
| Weight |
9.5 lb (approx.) |
Information About 31X-120-3
The 31X-120-3 is part of Federal Signal’s Vibratone 31X series, engineered for hazardous environments where reliable signaling is critical. Built with a corrosion-resistant cast aluminum enclosure and grille design, it ensures long service life under harsh conditions. This horn operates on 120 VAC at 50/60 Hz with an output of 100 dB, and it mounts easily using either 3/4-inch pipe or surface installations. Certified by UL, cUL, and CSA, the device meets strict standards for explosion-proof signaling in industrial safety systems.
Key Features:
- Explosion-Proof Design: UL, cUL, and CSA certified for hazardous location use.
- 120 VAC Operation: Rated for 120 VAC, 50/60 Hz with low 0.2 A current draw.
- High Sound Output: Produces 100 dB loudness for effective audible alerts.
- Durable Housing: Cast aluminum construction resists corrosion and harsh environments.
- Protective Grille: Shields the vibrating horn mechanism while maintaining clear sound output.
- Flexible Mounting: Supports both 3/4-inch pipe mounting and direct surface installation.
- Five Minute Duty Cycle: Designed for short, repeated operation in alarm scenarios.
- Temperature Rated: Operates reliably in environments from -13°F to 104°F (-25°C to 40°C).
The 31X-120-3 delivers the reliability and precision required for explosion-proof audible signaling in hazardous and industrial areas.
