RJE International

ULB-362PL Underwater Beacon With Power Loss

The ULB-362PL Underwater Beacon can be externally activated through an underwater connector. Ideal for emergency relocation of ROVs, AUVs, and towed bodies, the ULB-362PL automatically activates when a relay closes on the vehicle due to power loss.

This beacon replaces the ELP-362PL and can send an acoustic signal for up to 90 days.

Operating Frequency

27, 37.5, 45kHz (+/- 1kHz)

Acoustic Output

160.5dB re 1μPa @ 1m


1 to 2km based on Sea State


Water Switch and power loss through an external connector

Power Source

Lithium Battery with a 6-Year Shelf Life

Battery Life

90 Days

Operating Depth

20,000ft (6,096m)

Housing Material


Housing Dimensions


4.00in (10.16cm)


7.00oz (198g) max

Specifications are subject to change without notice.

For more information, please contact us at (858) 454-4044 or brock@o-vations.com.

Call us

(858) 454-4044


7416 Cabrillo Avenue, La Jolla, CA  92037, United States