ACR HemiLight 3 HL3 Automatic Water-Activated LED Survivor Locator Light for PFDs, Retail Pack (3764.1)

The ACR HemiLight 3 is a compact, automatically activated survivor locator light designed to attach to a personal flotation device. Contact with fresh or salt water starts its flashing LED signal, while its low-profile, rounded housing is suited to inflatable life jackets. The carded retail-pack version makes it straightforward to equip or replace a PFD safety light.

Key Features & Benefits

• Automatic water activation: Flashes when immersed in fresh or salt water to help mark a person in the water.
• Manual shutoff: A red button allows the light to be switched off following activation.
• PFD-friendly profile: Rounded construction and webbing attachment loops are designed for a secure, low-snag fit.
• Marine safety approvals: Meets USCG, MED and SOLAS requirements for survivor locator lighting.
• Long-lasting sealed battery: Nonreplaceable lithium battery provides a rated five-year service life.

Technical Specifications

• Light source: High-intensity flashing LED
• Activation: Automatic in fresh or salt water; manual off
• Operating life: Typically more than 20 hours
• Battery: Sealed nonreplaceable lithium; five-year battery life
• Dimensions: 2.44 x 1.19 x 1.13 in (6.19 x 3.02 x 2.87 cm)
• Weight: 0.98 oz (28 g)
• Housing: Polycarbonate
• Waterproofing: Watertight to 10 ft (3 m)
• Operating temperature: 30°F to 86°F (-1°C to 30°C)
• Storage temperature: -22°F to 149°F (-30°C to 65°C)
• Approvals: USCG SOLAS; MED SOLAS
• Packaging: Carded retail

Compatibility

For attachment to suitable PFD or life-jacket webbing up to 2 in (5 cm) wide. This is a visual survivor locator light, not a satellite distress beacon.

Installation & Use

Attach securely to the PFD per ACR instructions, keep the light accessible to water during immersion, and check the battery service date as part of routine safety-equipment inspections.