see the big picture Amber
see the big picture Blue
see the big picture Red



Model No. SYF-777W1(Polycarbonate dome)  3W X 8

SYF-777W2(Die-cast)  3W X 8

LED Warning Light

Approved SAE J845 Class 1

Meets ECE R65


  • EDs Color: Amber / Blue / Red
  • Heat dissipated polycarbonate base or aluminum base are built to resist any environmental concerns
  • Polycarbonate dome provides optimum light emission, and has the highest impact break resistance rating
  • Designed specifically for rugged applications with advanced engineering technologies Threaded O-ring seal between the base and lens keeps moisture out and makes maintenance a snap
  • Durable polycarbonate lens for intense display

Installation Instruction


Size: Low Lens 6.4" (163 mm) DIA x 5" (126.9 mm) H



High Lens 6.4" (163 mm) DIA x 6.6" (167.6 mm) H

Flash Patterns: Fifteen selectable "strobing" patterns
Voltage: DC 12V〜24 V
Max Current: 3.2A (12V)

Average current: 1.2A (12V)

Mounting: 1" pipe mounting thread in base

Lens Material: Polycarbonate
SAE J845 Class 1 approved SAE W3 - 1 11; Meets ECE R65

Packing: Low Lens: 12pcs/ctn



High Lens: 12pcs/ctn


EVA Gasket 1pc
Wire Grommet 1pc
5*25 mm SST Mounting Screw 3pcs
5mm Lockwasher 3pcs

5mm Nut           3pcs

Wire Splice Terminal 3pcs

Reference Item No.


Lens Color Height Model No. Lens Color Height Model No.

6.6" (167.6 mm)

777W1HA Amber 5" (126.9 mm) 777W1LA

6.6" (167.6 mm)

777W1HB Blue 5" (126.9 mm) 777W1LB

6.6" (167.6 mm)

777W1HR Red 5" (126.9 mm) 777W1LR


Lens Color Height Model No. Lens Color Height Model No.

6.6" (167.6 mm)

777W2HA Amber 5" (126.9 mm) 777W2LA

6.6" (167.6 mm)

777W2HB Blue 5" (126.9 mm) 777W2LB

6.6" (167.6 mm)

777W2HR Red 5" (126.9 mm) 777W2LR