Self-Contained Submersible LED Flasher
Superior deepwater performance at 11,000 m

The XMF-11K is an independently powered, self-contained surface flasher that is fully submersible to 11,000 m (36,089 ft). The depth rating on this beacon will take you wherever you need to go under any ocean. This flasher has been designed from the ground up to exceed your expectations. Our super-bright LED provides unparalleled visibility in even the worst conditions and the reliability provided by our solid state surface sensor is a significant improvement over mechanical methods. The XMF-11K provides superior functionality in a miniaturized package.

Key Features: 
  • Miniaturized design in a Grade 9 Titanium and glass enclosure
  • Microprocessor controlled, ultra-bright LED available in multiple colour options
  • Long lasting operational life (60 days)
  • Multiple activation options: Reed switch, tilt switch for “turtling” applications and solid state surface sensor switch
Battery SupplyStandard, long tube: 6 AA alkaline batteries
Optional, long tube: 9 x CR123A lithium batteries
Optional, short tube: 7 x CR123A lithium batteries
Operational Lifetime> 20 days, single burst at 2 sec interval during darkness (default sttings)
>93 days single burst at 10 sec interval, during darkness
(Assumes 12 hr daylight/ 24 hr)
ON/OFF ControlsSwitch on board (for storage and shipping)
Reed Switch for activating without opening case
Solid State tilt switch for upright activation and deactivation
(All options are switchable on the PCB)
Flash Options1, 2 or 3 flashes
10 optional timer settings (1-30 seconds)
LED Technology
LED4.13 watts, single emitter type
Luminius FluxAmber - 100 lumens (100 lm)
White - 70 lumens (70 lm)
Standard Enclosure - Long TubeDimensions: 44.17 cm x 2.87 cm diam (17.39" L x 1.13" diam)
Weight: 637 g - in water, 918 g - out of water
Optional Enclosure - Short TubeDimensions: 38.2 cm x 2.87 cm diam (15.04" L x 1.13" diam)
Weight: 431 g - in water, 644 g - out of water
MaterialGrade 9 Titanium
End CapScrew-off, O-Ring sealed
Operating Temperature-40 deg C to +60 deg C
Depth RatingSubmersible to 11,000 m (36,089 ft)

Get In Touch

Need to put something in the water? Contact us and we will see if we can help!


36 Topple Drive, Dartmouth NS, B3B 1L6 Canada