Whelen U-Series

The U-Series™ under-mirror light offers powerful 180° illumination, with a low-profile design for easy installation and a durable construction to withstand harsh environments. Available in different colors and lens options, this light can be positioned in any direction and synchronizes with other Whelen products for a comprehensive warning system.

FEATURES

Wide-Angle Coverage: Innovative “lay flat” U-shaped optics provide 180° coverage for superior visibility
Easy, Seamless Fit: Slim, low-profile design designed to mount seamlessly under side view mirrors
Versatile Mounting: Universal and under-mirror mounting options enable flexible light positioning in any direction
Smart Synchronization: Offers 35 Scan-Lock flash patterns, Dynamic Variable Intensity (DVI), and synchronizes with other Whelen products for a unified, powerful warning systems

SPECIFICATIONS

Optics	Super-LED® U-Series 180° optics: DUO™ and TRIO™ models available
Technology	Dynamic Variable Intensity™ (DVI™): Gradually adjusts light intensity for improved nighttime visibility and safety Scan-Lock™: Advanced flash pattern control Steady-Lock™: Automatically set flash pattern to Steady when paired with a Core® system Sync: Connect multiple Whelen devices for synchronized or alternating flash patterns
Flash Patterns	35 Scan-Lock™ flash patterns
Control	SmartLED®
Customization	Lenses: Clear or Smoked Optional Additions: Vehicle-specific mirror mounts
Construction	Hard-Coated Lenses: Resist environmental damage from sand, sun, salt, and road chemicals Conformal Coated Electronics: Environmental, moisture, and vibration resistance
Mounting	Universal or Under-Mirror Mount
Certifications	SAE Standards SAE Class 1
Warranty	10 year
Voltage	10-30 VDC
Amps	At 12.8V: 0.68 (peak), 0.27 (avg)
Size	Depth: 0.76" (19.30 mm) Diameter: 2.80" (7.11 cm)

DIMENSIONS

DOCUMENTATION

Product Sheets & Brochures

U-Series Lighthead - Download

Product specifications table
Specification name	Specification Value
Color pattern	Red/White , Blue/White, Amber/White, Green/White, Red/Blue, Red/Amber, Red/Green, Blue/Amber, Amber/Green, Red/Blue/White, Red/Amber/White

Color pattern

Red/White , Blue/White, Amber/White, Green/White, Red/Blue, Red/Amber, Red/Green, Blue/Amber, Amber/Green, Red/Blue/White, Red/Amber/White