Explorer Primary Lights

The Halcyon dedication to quality and innovation is clearly reflected in our Explorer light series. Designed with the first ever, truly sealed lid design and a range of premium features, many people rank the Explorer light as the best primary light ever constructed.

Key Features of Explorer Primary Light Systems

  • Industry-first sealed, watertight, delrin lid design completely isolates battery compartment from cord and light head
  • Solid delrin canisters are longer to ease the stowing of the long hose; watertrap in bottom of canister and raised battery tray provide additional protection for the battery pack
  • Battery and lid connect with corrosion-resistant, solid-core, gold-plated plugs
  • Gold-plated plugs are O-ring sealed to ensure leak-proof lid
  • Secure battery tray with Stainless Steel rods for additional protection
  • Water-trap canister may prevent battery damage due to small leaks from a dirty O-ring
  • Unique captured, Halcyon Blue, silicon switch boot and O-ring with redesigned ergonomic Delrin switch protector
  • Dual-voltage 4-amp charger with built-in cooling fan
  • NiMH batteries
  • Lifetime canister warranty
  • Depth rated to 300 ft / 90 m
  • Color temperature: 7000K. 1450 lumens.
Looking under the hood - See how the Explorer Light compares to the "competition".

Explorer Lighting Systems are available in the following configurations, with battery life (run time) of each:
Lighting System21-Watt HIDSpecifications
Explorer 4.52 hour
run time
2.6” OD / 11.63” L (6.6 cm OD / 29.5 cm L)
Weight: 4 lb (1.8kg)
Buoyancy: -1.75 lb (-.8 kg)
Explorer 94 hour
run time
2.95” OD / 11.63” L (7.5 cm OD / 29.5 cm L)
Weight: 5.76 lb (2.6 kg)
Buoyancy: -2.8 lb (-1.3 kg)
Explorer 13.56 hour
run time
3.68” OD / 11.63” L (9.3 cm OD / 29.5 cm L)
Weight: 7.75 lb (3.5 kg)
Buoyancy: -3.2 lb (-1.5 kg)

Explorer 27 Exploration Light

When your project requires extreme bottom time or elaborate underwater video lighting, the Explorer 27 lighting system provides an unprecedented 13 hours of run time with a 21-watt light head or 2.5 hours with dual 50-watt video heads. The Explorer 27 is available as a special-order Halcyon product and requires a 6-8 week lead time for delivery.

About HID & LEDBattery Packs & Run TimeHalcyon Light HeadsField Repair Kits