• 120 VAC
• GREEN 
• 4X Enclosure Type
• Pipe/Surface Mount
• UL; cUL; CSA Approvals

Federal Signal's Model 121S is a compact, rotating warning light designed for in‑plant use. It features a parabolic reflector which rotates around an incandescent lamp, providing 60 flashes per minute in all directions. The 121S Vitalite is available in five dome colors amber, blue, clear, green and red. It is UL Listed, cUL Listed, and CSA Certified.
Federal Signal's 121S comes ready to mount on a 1/2‑inch pipe or surface mount. Optional brackets simplify installation on walls or in corners. The enclosure is also rated Type 4x for a water tight and dust tight seal.