Light Buoys

The OTS Light Buoy comes with a well proven Jotron LED light with a daylight switch. The light buoy is equipped with a lithium battery pack especially developed to handle low temperatures and harsh weather conditions. The buoy is made in a solid stainless steel construction designed for harsh conditions. With its 16kgs the light bouy is easy to handle.



  • AOL: 1411mm
  • Light over surface hight: approx. 520mm
  • Dia.: 450mm (floater)
  • Weight: 16kg
  • Material: Stainless steel body and protection lattice, PU Buoyancy, ABS light housing
  • Connection: Dextron connection ropes with Pelican hook w/ safety lock
  • Battery: Lithium battery pack TDD0403 w/ Connector IP 68/69 K
  • Battery lifetime: 400 days @ 8 °C average temp.
  • Light: ML-300 LED Light unit
  • Flash-rate: 10 flash/min (programmable) 


  • Material housing: ABS
  • Material lens: Lexan
  • Light system: LED (white, yellow or red)
  • Light intensity (Red LED 5-Cd only): 5- or 15-Cd
  • Surface range: 2 or 3 NM
  • Waterproof: IP-68 5m/1hour
  • Activation switch: On/Off by daylight-sensor only
  • Flash-rate: 25 flash/min or Oc Y 2s or fixed
  • Software programming: Flash rate, intensity, sync, daylight switch
  • Power/battery-type: 10-27 VDC external power
  • Lens colour: White
  • LED colour standard: White or yellow
  • LED colour option: Red




SPECIFICATIONS Lithium battery pack TDD0403                                                         
  • Battery Chemistry: Lithium Thionyl Chloride
  • Nominal voltage: 14,4V
  • Nominal capacity: 105 Ah
  • Lifetime @ 7mA: 580 days (continous load @ 20 °C)
  • Environmental protection: IP68
  • Temperature range: -55 - +85 °C
  • Dimensions: D 80mm L 685mm
  • Weight: approx. 5,5kg
  • Cable length: 1,25m
  • Connector: IP 68/69 K