FEATURES
- 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 
MODELS
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
 
                         
        