ACR ResQLink AIS Personal Locator Beacon PLB-450

The ACR ResQLink AIS Personal Locator Beacon PLB-450 combines a 406 MHz COSPAS-SARSAT distress signal with a 121.5 MHz local homing signal and AIS Man Overboard alerting, so rescue teams and nearby vessels can locate you faster. Return Link Service confirms that Search and Rescue has received your emergency signal, while NFC lets you check battery life, test results, activation time, and GNSS accuracy from a smartphone.

Built for hiking, hunting, boating, and fishing, the beacon weighs 6.8 oz and attaches to common inflatable PFDs through a multifunction clip system. It provides global coverage with no subscription, visible and infrared strobes, a 5-year battery, and more than 24 hours of operational life.

Key Features

Brand	ACR
Model Number	PLB-450
Manufacturer	ACR Electronics, Inc.
Product Type	Personal Locator Beacon
Connectivity Technology	NFC
Additional Features	Infrared Strobe, Mobile App, Semi-Automatic Activation
Specific Uses	Boating, Fishing, Sailing
Compatible Devices	Smartphone
Battery Average Life	24 hours
Battery Capacity	2400 mAh
Item Weight	6.8 oz
Enclosure Material	Plastic, neoprene, nylon
Included Components	ACR ResQLink AIS Personal Locator Beacon
Unit Count	1 Count

Highlights

• AIS (Automatic Identification System) sends a distress alert on VHF frequencies, received by vessels with AIS receivers or plotters within a 5-mile radius (conditions apply).
• RLS (Return Link Service) confirms that Search and Rescue has received the emergency distress signal, alerting the beacon owner.
• NFC technology allows easy access to beacon data via mobile, showing battery life, tests, activation time, and detailed GNSS test info, including map and accuracy.
• 406 MHz COSPAS-SARSAT distress signal (MEOSAR compatible) and 121.5 MHz local homing signal for enhanced emergency location and rescue.
• Small, lightweight design with global coverage, no subscription required, strobe & infrared strobe lights, and a multifunction clip system for easy attachment.
• Designed to integrate with common inflatable PFDs, featuring simple attachment, 5-year battery life, and 24+ hours of operational life for reliable emergency performance.

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Warranty

This product is warranted against factory defects in material and workmanship for a period of 5 (five)* years from the date of purchase or receipt as a gift. During the warranty period ACR Electronics, Inc. will repair or at its option, replace at no cost for labor, materials or return transportation.

Frequently asked questions What is RLS? RLS stands for Return Link Service, a confirmation message sent back to the beacon to let the owner know that Search and Rescue has received the emergency distress signal. What is AIS? AIS (Automatic Identification System) transmits a distress alert on VHF frequencies when activated, received by vessels with an AIS receiver or AIS-enabled plotter within a 5-mile radius, depending on conditions. How do I register my beacon? In the U.S., the National Oceanic and Atmospheric Administration (NOAA) handles beacon registrations. Register online at www.beaconregistration.noaa.gov, the fastest and recommended method. How do I know when the battery is due for replacement? There is a battery expiration date label on every beacon.