




F3 Piranha 12 diode lamp with strobe capability
The strobe variant of the F3 Piranha 12-diode lamp, built on the same 5.5" x 5.5" x 1.8" grommet body with a 3-pin right-angle plug. It gives a fleet the option of a flashing rear signal without moving to a larger 40-diode lamp.
Fleet engineers adding a rear flashing signal to existing 4 inch round apertures.
PC lens and housing, ultrasonically welded into one permanent waterproof body. Housing material and finish vary by model and are listed in the specification table.
| Brand Name | WEIKANG or Privately Labelled |
|---|---|
| Input Voltage | 12V, 24V, 10~30V |
| Functions | Stop, Tail, Turn |
| Mounting Type | Rubber Grommet |
| Light Size with Grommet | 5.5” x 5.5” x 1.8” (L x W x H) |
| Lens Marking | STI |
| IP Rating | IP67 |
| Applications | Truck, Trailer, RV, Speciality Vehicles |
| Category | 4 Inch Round LED Stop Turn Tail Lights |
| Warranty | 5 years on light products |
| Packing | 1 piece per carton as standard; custom packaging from 200 pcs |
| Unit weight | TBC |
Values marked TBC are not published in our current documentation. Ask the sales team and we will confirm from the production record.
Hardware production, laser marking, heat diffuser assembly, light source welding and thermal grease application run on our own semi-automatic lines. Lens installation, shell assembly, ring fixing and spring insertion follow in product assembly.
Flash operation is verified during the aging test and again at final electrical inspection before packing.
Identical body to the chromed-bezel and sealed Piranha lamps; the difference is the strobe-capable driver.
Feed the strobe from a switched supply so it can be turned off on the road
Confirm plug clearance behind the panel
Test steady and flashing operation before handover
Yes, it carries stop, tail and turn functions alongside the strobe.
5.5" x 5.5" x 1.8" (L x W x H).
PCB and driver changes are available on request.
100 to 500 pcs depending on type.
The factory lists ENEC, CE (LVD, EMC), CB, RoHS, LM79 and TM21 reports.

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