
Product Specification Sheet A PS769 - Rev. 03/2015
A-4000 Series Audible / Visual L.E.D. Nurse-Call Master (no intercom)
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Due to co ntinuous pro duct improvement, all colo rs, sizes, materials, finishes and specification s are subject to ch ange without n otice.
A- 4060
60 L.E.D . Nurse-Call
Master Station Shown
Architects' And Engineers'
Specifications
The annunciator/cont rol panel(s) shall be 
Alpha Communications® / Cornell A-4000 series 
or approved equal, with c ontrols for tone hi-low 
lamp test , power On LED, plus indicator LEDs 
for EMERGENCY and ROUTINE calls. LEDs shall 
be provided for room annunciation, 
with designation st rips. An audible signal shall 
be provided. The A-4000 series master 
annunciator shall be finished in natural anodized 
aluminum finish and shall be flush, surface or 
desk mounted, depending on the housing being 
provided. 
The A-4000 control panels shall be UL® 1069 
Listed.
Contract or shall observe all local and 
national elect rical and building codes.
Features
UL® 1069 Listed 
Electronic tone c ircuit with volume control 
Tone hi-low and lamp test funct ions 
EMERGENCY and ROUTINE call signaling 
Ideal for Hospital and Nursing Home 
Applications 
Comes in a variety of c onfigurations and 
sizes and provides designation strips for 
markings 
Can be flush, surfac e or desk mounted (with 
appropriate optional housing)
A-4000 Series Audible-Visual LED Nurse-Call Master
The Alpha Communicat ions® / Cornell A- 4000 Audible Visual Nurse Call 
Annunciator/Control Panel provides for audible and visual c all indication without the 
use of voice intercom communications. A basic nurse-call system may consist of an 
A-4000 series annunciator/c ontrol panel, room call stations, emergency c all stat ions, 
dome lights, zone lights, control unit and power supply equipment. EMERGENCY c alls 
take precedence over ROUTINE calls. Call signals can be c anceled at point of origin 
only. Indicat or LEDs signal the presence of EMERGENCY and/ or ROUTINE calls. The 
A-4000 series is available in a number of configurations and sizes based on 
system requirements.
All A- 4000 series annunciator units shall be made of anodized aluminum and shall 
provide designation strips. The faceplate shall feat ure hi-low tone switc h, LED 
power ON indicator and lamp test switch. Depending on the housing provided, t he 
unit shall be flush, surface or desk mounted.
Specifications
Dimensions:  See Chart Below
Power 
Requirement:
24 VDC
Finish: Natural Anodized Aluminum 
Tone Options:
Two options are available, one for single status and another for 
multiple status syst ems.
Specifications & Dimensions