⚙️ Technical Specifications

Brand: ACR Electronics
Model: SM-3
Part Number: 3947
Light Type: Automatic Buoyant Marker Light Strobe
Activation: Automatic Water-Activated
Light Technology: COB (Chip-on-Board) LED
Visibility: 360° Illumination
Certifications: USCG Approved, SOLAS Compliant
Buoyant: Yes
Waterproof Rating: Submersible / Marine Grade
Application: Man Overboard (MOB), Life Rings, Life Rafts
Battery Type: Factory Installed (Non-Replaceable)
Operating Environment: Freshwater & Saltwater

Package Contents

• ACR SM-3 Marker Light: The high-intensity LED strobe unit with a UV-resistant polycarbonate body.

• Mounting Bracket: A dedicated bracket designed to hold the light securely on a bulkhead or railing while allowing for quick release.

• Product Manual: Instructions for testing, battery installation, and USCG/SOLAS compliance details.

ACR SM-3 Automatic COB Marker Light

Not Included (Required for Operation)

• Batteries: This unit requires two AA Lithium batteries (e.g., Energizer Ultimate Lithium). Standard alkaline batteries are not recommended as they do not meet the 40-hour SOLAS temperature requirements.

• Mounting Hardware: While the bracket is included, the specific screws or bolts needed to attach it to your vessel's surface are not provided.

🔧 Installation & Use Notes

• Designed for attachment to life rings, life rafts, and approved flotation devices.

• Unit activates automatically when immersed in water.

• Ensure proper mounting orientation per manufacturer guidelines for maximum visibility.

• Store in an accessible emergency location onboard.

• Inspect regularly for battery condition and housing integrity.

• Replace unit according to manufacturer service life recommendations or after deployment.

Manufacturer : ACR Electronics
Manufacturer Part No : 3947