Emergency/Warning Vehicle Lighting & Sirens

21TR & 21TR Plus

21TR4712, 21TRPL4714

21TR4712, 21TRPL4714 zoom

Now Featuring Torus 9-Up Directional and Corner LEDs in the 21TR Plus for better off-angle lighting! Click on the C3VUE button to configure your own lightbar!

Utility / Public Works
Tow Truck
Snow Plow


  • Standard 21TR delivers all the qualities the 2100 has been known for with new Torus LED technology corner and directional lightheads that provide far superior directional and off-angle performance. Economical, yet advanced, this lightbar offers standard features providing the brightest basic lightbar on the market.
  • 21TR Plus is a full featured, economical lightbar with new Torus LED technology. Central controller features and options are the same as the Defender and RX 2700CC . Features include the NarrowStik, flashing takedowns and alleys, and corner cruise lights.

Design Features

21TR Features

  • Available in a Variety of Configurations, includes 3-up and 4-up Directional Torus Lightheads and 6-up Corners
  • 35 w Halogen  and LED Takedowns & Alleys Available
  • Flashing Takedowns and Alleys Available with Optional 940 Flasher (both Halogen and LED)
  • Basic Central Controller Operations with 12 Flash Patterns (No NarrowStik)
  • Dimming Mode
  • 5-Year Warranty on LED Modules
  • Clear Lenses Standard

21TR Plus Features

  • Full Featured and Customizable Lightbar with Torus Directional Lightheads, all Options and Build-Your-Own Capabilities Available
  • 9-Up Directional and Corner LEDs Available
  • 35 w Halogen  and LED Takedowns & Alleys Available
  • Flashing LED Takedowns and Alleys Standard
  • Deluxe Central Controller with 23 Flash Pattern Selections, NarrowStik Function
  • Dimming Mode
  • 5-Year Warranty on LED Modules
  • Clear Lenses Standard

Standard Options


  • LED Stop/Turn/Tail Lights
  • Lighted LIT3 Mounting Foot
  • Solar Panel Battery Conditioner

21TR & 21TR Plus

  • Red, Blue, Amber, or Black Top Lenses

General Specifications

  • Lengths: 22.5", 36", 47", 58", 69", 80" and 91"
  • 12.25" W x 2.1" H (311 mm x 53 mm)
  • 12 Volt
  • Meets all Applicable SAE J595 and J845 Class 1, NFPA, and California Title 13 Specifications when properly configured

Field Use Photos

Items to Complete Your Vehicle Package

T-Rex Series
TriCore NarrowStik
Series 300 Flashers
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