ULB-362 Full Ocean Depth Acoustic Location Beacon


The ULB-362 is a compact, cost-effective, full ocean depth underwater emergency location beacon designed for applications where size is critical. Available in 27kHz, 37kHz and 45 kHz, the ULB-362 can send an acoustic signal for up to 90 days.

The ULB-362 replaces the Benthos ELP-362A and typical applications include use on ROVs, AUVs, ordnance and equipment recoveries.

Operating Frequency

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

Acoustic Output

160.5dB re 1μPa @ 1m


1 to 2km based on Sea State


Water Switch or other options

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)


5.95oz (168g) max

Specifications are subject to change without notice.