L21
5 years warranty

Available in multiple mounting options and in high or low dome models, L21 beacons are durable and suitable for numerous applications.

  • Synchronizable with other Whelen sync products
  • Polycarbonate base
  • Full reverse polarity protection
  • Hard-coated domes
  • Fully encapsulated for moisture, vibration, and corrosion resistance
  • SmartLED® beacon design
  • Rated for thousands of hours of use
  • Virtually no RFI/EMI radiation

Permanent Mount Models:

  • Combination mounting: 1” pipe/permanent
  • Synchronize with up to eight Whelen beacons
  • Photocell Hi/Low mode available, contact factory

Magnetic & Magnetic/Suction Mount Models:

  • 80 lb. magnetic mounting base
  • 75 SignalAlert™ flashes per minute standard

Replace “ * “ symbol in model number with letter indicating lens color or LED color desired:

A = Amber; B = Blue; C = Clear/White; R = Red; G = Green

Replace “ # “ symbol in model number with letter indicating SPLIT lens or LED color desired:

D = Red/Clear; E = Blue/Clear; F = Amber/Clear; H = Green/Clear J = Red/Blue; K = Red/Amber; L = Red/Green; M = Blue/Amber

L21 Series

L21H*P
Amber or White, Perm/Pipe/"J" Hook Mount, High Dome
L21H*M
Amber or White, Magnetic Mount, High Dome
L21H*V
Amber or White, Magnetic/Suction Cup Mount, High Dome
L21H*P4
Amber or White, Perm/Pipe/"J" Hook Mount, High Dome, 24 VDC
L21L*P
Amber or White, Perm/Pipe/"J" Hook Mount, Low Dome
L21L*M
Amber or White, Magnetic Mount, Low Dome
L21L*V
Amber or White, Magnetic/Suction Cup Mount, Low Dome
L21L*P4
Amber or White, Perm/Pipe/"J" Hook Mount, Low Dome, 24 VDC

L21 Series - Accessories

MIRROR20
Mirror Mount Bracket for L31 / L32 / L21 / L22 / L10 Series Beacons
BBKT20
Shelf Mount Bracket for L21 / L22 / L10 Series Beacons, Stainless Steel, Mounts to Flat Vertical Surface
BGL
Branch Guard for Low Dome for L21 / L22 / L10 Series Beacons
BGH
Branch Guard, High Dome for L21 / L22 / L10 Series Beacons
MMK
90 Lb. Pull Magnetic Mount Kit, with 8' Straight Cord & Plug for L21 / L22 / L10 Series Beacons
LSK
Single Lighted Switch (15 Amp Rated), Mounted on Bracket, Wired and Fused
DH2000*
Replacement High Dome for L21 / L22 / L10 Series Beacons
DL2000*
Replacement Low Dome for L21 / L22 / L10 Series Beacons

WARNING: These products may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit whelen.com/regulatory.

Dimensions

L21 DIM

Low dome: 5-5/16” (134mm) H x 6-7/16” (163mm) Dia.

High dome: 6-13/16” (172mm) H x 6-7/16” (163mm) Dia.

Specifications

Voltage 12.8 VDC
Amps Low amp draw: 1.5 amp (peak), 0.6 amp (average)

Low amp draw: 0.65 amp (peak), 0.26 amp (average)*  

Electronics 100% solid-state
Flash Patterns 25 Scan-Lock™ patterns

Including steady-burn

Certifications SAE Class 1 (Amber)
Warranty Five year warranty

* Magnetic & Magnetic/Suction Mount models

Accessories

Mount options Permanent

Magnetic

Magnetic/suction mount

Dome Option High

Low

Colors* Amber

White