M4 Series Linear Super-LED® Surface Mount Lighthead

The M4 lighthead features a compact rectangular design that packs a powerful punch, delivering high-intensity illumination ideal for fire, EMS, law enforcement, and commercial vehicles.

Compact, Dual-Function Design

Sleek design combines powerful warning and driving lights in one unit.

Advanced Optics

Unique lens shape and patented Linear-LED® designed reflector assembly.

Unmatched Performance

Delivers high-intensity warning with energy-efficient low current consumption.

Cutting-Edge Technology

Designed with industry-leading Whelen technology for optimal performance and reliability.

Specifications

• Optics: Linear Super-LED®
• Technology:
  • SmartLED®: Self-contained electronics power and flash LEDs without the need for external flashers, ballasts, or power supplies
  • Dynamic Variable Intensity™ (DVI™): Gradually adjusts light intensity for improved nighttime visibility and safety (SOLO models only)
  • Steady-Lock®: Automatically set flash pattern to Steady when paired with a Core® system
  • Scan-Lock™: Advanced flash pattern control
  • Sync: Connect multiple Whelen devices for synchronized or alternating flash patterns
• Flash Patterns:
  • SOLO Models: 150 Scan-Lock™ flash patterns
  • Split-Color Models: 64 Scan-Lock™ flash patterns
• Control: Steady or SmartLED
• Construction:
  • Hard-Coated Lenses: Resist environmental damage from sand, sun, salt, and road chemicals
  • Conformal Coated Electronics: Environmental, moisture, and vibration resistance
• Mounting: Surface
• Included Cables & Hardware: 18 AWG 9" (22.86 cm) Pigtail
• Certifications:
  • SAE Standards: SAE Class 1, SAE J595, SAE J845
  • Emergency Vehicle Standards: NFPA 1900, KKK-A-1822F
  • Environmental: IP67
  • Regulatory Compliance: CA Title 13, R10, R65
• Warranty: 10-year
• Voltage: 12/24 VDC
• Amps: 1.5 (peak), 0.6 (avg.)
• Dimensions:
  • Width: 5.49” (13.94 cm)
  • Height: 3.38” (8.59 cm)
  • Depth: 1.40” (3.56 cm)