The Fx-1 is the most powerful declination of the Felin platform. It can handle flash burst, even at high energy thanks to its substantial reserve of energy. Moreover a large range of reflector can be used by the flash strobe to cover short and long range illumination.
| Standard beam angles | 11° x 36° | |
| Extended beam angles in option | 20° x 36° | |
| Narrowed beam angles in option | 8° x 32° | |
| On-request beam angles | up to 50° x 80° | |
| Pulse duration | µs | 300 |
| Default Guide Number at 100 ISO | f-stop.metre | 50 |
| Distance for well exposed picture, 400 ISO, f2.8 | m | 35 |
| Max. number of shots in a 50Hz burst before recharge | – | 4 |
| Max. number of shots in a 1Hz burst before recharge | – | 12 |
| Maximum repetition rate, 24/24h at 25°C | Hz | 0.75 |
| Minimum time between shots | ms | 10 |
| Number of energy levels accessible thru triggers | – | 2 |
| Option: Monitoring and Control interface | – | |
| Option:Energy adjustment interface | – | |
| Option:Back panel switch for energy adjustment | – | |
| Option : Light colour Red or Infrared | – | |
| Overall dimensions (l x w x h) with stainless steel casing | mm | 224 x 144 x 112 |
| Supply voltage | V | 12 |
| Maximum conversion power | W | 66 |
| Idle consumption | W | < 2 |
| Operating ambient temperature | °C | -20 to +55 |
| Lamp lifespan | shot | 300 000 |
