Description
Compact, High-Performance Warning
The Whelen M4 Surface Mount Warning Lighthead delivers powerful, uniform light output in a compact form factor. Built with Whelen’s patented Linear-LED® optics and reflector assembly, the M4 provides high-intensity warning while drawing minimal current, making it a top choice for law enforcement, fire, EMS, and fleet applications.
Key Features
- Multiple Configurations — Available in single-color or split-color models
- Flexible Flash Options —
• Solid color: 125 Scan-Lock™ flash patterns
• Split color: 64 Scan-Lock™ flash patterns - Flash Modes — Solid, alternating, diagonal, top/bottom, or in/out sequencing
- Sync & Low Power Functions — Ideal for multi-light setups and fleet control systems
- Clear Lens Appearance — Stealthy OEM look when off
- Durable Construction — Hard-coated lenses resist UV, salt, and road chemicals
- Easy Installation — Two-screw surface mount with optional chrome or black bezels
- Certified Safety — SAE Class 1, California Title XIII compliant, NFPA, KKK-1822F, EC65
- Warranty — Backed by Whelen’s 5-year warranty
Technical Specifications
- Voltage: 12.8 VDC
- Flash Patterns: 125 (solid) / 64 (split)
- Certifications: SAE Class 1, NFPA 1901, NFPA 1917, KKK-1822F, EC65
- Dimensions (with flange): 3-3/8″ H x 1-3/8″ D x 5-1/2″ L
- Lens: Clear when off
- Mounting: Surface mount with two screws (optional bezels available)
Ideal Applications
- Police push bumpers and fog light openings
- Fire and EMS vehicle warning systems
- Utility and municipal fleets
- Security and commercial vehicles needing compact, high-output lightheads
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