Rev. 2 - 07/06
Dome Light with
Built-in Piezo Buzzer
The Alpha Communications® LI381T
(24VDC) Dome Lights provide both visual
and audible indications of a teller call. The
LI381T is typically used with the
AlphaTeller™ teller call system, but can be
used with an emergency call system or in
any application where this type of audible
and visual call indication is needed.
The standard mounting plate features an
easily removable white translucent cover
for bulb replacement.
• Excellent Visibility
• Audio call indication
• Easy Bulb Replacement - No Tools Required
• Durable construction
Height: 4.56" (116mm)
Width: 4.56" (116mm)
Projects: 3.00" (76mm) from mounting
Type 1829, 28V, min. Bayonet Mt.
Type Piezo, 24 VDC, 20mA
LI381T: 24VDC, 71mA
Fits standard 2-gang box. Minimum
depth of box to be no less than 1.75".
Translucent white plastic cover mounted
on a flame retardant, fog white ABS
Copyright© 2002-2006, Alpha Communications®, All Rights Reserved
42 Central Drive • Farmingdale NY 11735-1202 • Phone (631) 777-5500 • Fax (631) 777-5599
TOLL-FREE 1-800-666-4800 • Web: www.AlphaCommunications.com • Email: email@example.com
Due to continuous product improvement, all colors, sizes, materi-
als, finishes and specifications are subject to change without notice.
ARCHITECTS' AND ENGINEERS'
The dome light(s) with built-in piezo buzzers shall
be Alpha Communications® Alphateller™ LI381T
(24VDC) or approved equal. Lights shall include a
translucent plastic cover mounted on a flame retar-
dant ABS plastic panel, which shall be removable
for bulb replacement, without the use of any tools.
Units shall mount over a conventional 2-gang elec-
trical back box.
Built-in piezo buzzer shall sound as long as the Call
Placed button is pressed (activated) on the SF101T
teller call station associated with that specific LI381T