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Description
A compact black pressure-pad light with white and red output, made to attach to Picatinny Rail and weapons, for units that need momentary or constant lighting.
The Switch Rail is a small weapon and rail light in black, with a white and red LED set. Its highest output is 20 lumens in Flood High mode, with a run time of 5h and a reserve of 7h.
It is water resistant to IPX7 and runs on 2 2016 Lithium Coin Cell batteries. An adaptable mounting system attaches it to Picatinny Rail and weapons.
Key features
- Pressure pad activation — Two modes, activated via its pressure pad, provide a momentary-on and a constant-on function.
- Glove-friendly button — The large, glove-friendly button is ideal for quick and simple activation and mode switching.
- Signature reduction — A low-lumen output supports signature reduction, with Red Low giving 1 lumen for 28h.
- Rail and weapon mounting — An adaptable mounting system allows attachment to Picatinny Rail and weapons.
- White and red output — Flood High gives 20 lumens, while Red High gives 6 lumens for 5h with a 4h reserve.
Typical applications
- Weapon-mounted lighting on Picatinny Rail for police and military units.
- Low-signature close-range lighting where quick momentary or constant-on control is needed.
Technical specifications
| Light output, Flood High | 20 lumens / 5h run time / 7h reserve |
| Light output, Red High | 6 lumens / 5h run time / 4h reserve |
| Light output, Red Low | 1 lumens / 28h run time |
| LEDs | Switch Rail: W, R. |
| Battery | 2 2016 Lithium Coin Cell |
| Ingress protection | IPX7 |
| Weight | 22g |
| Colour | Black |
In the box
- 1 × Switch Rail — Black
Model information
| Brand | Princeton Tec |
| Model | Switch Rail — Black |
| MPN | SR-3-BK |





