Whelen Engineering Inc

Whelen 400 Series Plus DUO™ Warning Lightheads

$193.70 USD

Sale Sold out

Models Steady (Requires Remote Flasher) SmartLED (Includes Internal Flasher)

Color Options Red/White Blue/White Amber/White Red/Blue Red/Amber Blue/Amber

Estimated Lead Time

2–4 weeks from order date

You'll receive a shipping confirmation with tracking once your order ships.

The 400 Series Plus Linear Super-LED® DUO™ is a dual color lighthead engineered specifically for lower mounting positions and reduced amp draw, this unit delivers enhanced light output while minimizing strain on your vehicle’s electrical system. The 400 Series Plus offers both steady-burn and flashing warning light configurations and incorporates Whelen’s patented E Block™ technology to seal out moisture, ensuring dependable, long-term performance.

10-30 VDC
Amps: 12.8 VDC - 0.93 (peak), 0.37 (avg.); 25.6 VDC - 0.52 (peak), 0.21 (avg.)
Steady Models Requires Remote Flasher - Not to be used as a Steady-Burn light
SmartLED Models Includes Internal Flasher with 33 Scan-Lock™ Flash Patterns, Steady Burn and Sync
Clear Lens
Surface mount
Includes 18 AWG 12" (30.48 cm) Pigtail
Size: 3.61” H x 5.44” W x 1.31” D
5 year warranty

400 SERIES MOUNTING OPTIONS SOLD SEPARATELY.