Wattstopper UT-355 Ultrasonic Ceiling Occupancy Sensor, 100-347V, 1000 sq ft, UT-355-2

ROCK SKU: WAT-UT-355-2
MFG Part #: UT-355-2

$206.20

$162.01

Spec Sheet Installation Guide

Estimated Lead Time: 1 week

The Wattstopper UT-355-2 is a low-profile ultrasonic line-voltage ceiling occupancy sensor that delivers automatic on/off lighting control for medium-sized commercial spaces including open offices, classrooms, and break rooms. Rated for 100–347VAC, it covers 1,000 sq ft using ultrasonic detection technology sensitive to minor occupant movement. Direct line-voltage operation eliminates the need for an external control panel, streamlining installation in standard commercial environments.

Voltage	100-347VAC
Detection Range	1000 sq ft
Sensor Type	Ultrasonic
Mount	Ceiling

Returns

Returns accepted within 30 days of purchase, in original unopened packaging, unused and in resalable condition.
All returns require prior authorization — email info@rocklighting.com before shipping anything back.
Approved returns are subject to a 25% restocking fee, deducted from the refund.
No restocking fee when the problem is ours — damaged, defective, wrong item shipped, or an inaccurate listing.

Return & Refund Policy · 323-419-5591