5  S4100-0034-12  3/2012  
Analog Emergency Voice/Alarm Communications Equipment, Constant Supervision Compatible 
Model  Description  Details 
4100-9620 
Basic Analog Audio Operation with microphone, requires 
dedicated expansion bay 
Includes: Expansion Bay, 4100-1210 Analog Controller Board, 
Microphone Module, and Audio Expansion Bay Kit 
4100-1210 
Analog Controller Board only; order expansion bay and 
audio expansion bay kit separately 
Controller board mounts in Blocks A and B 
4100-1361  25 VRMS output 
Flex-35, 35 W Amplifier, constant 
supervision compatible 
NAC rating = 1.4 A  
35 W, or 100 
speakers max. 
Includes three on-
board Class B audio 
NACs; power is 
supplied from an XPS, 
RPS, or SPS* 
4100-1362  70.07 VRMS output NAC rating = 0.5 A 
4100-1312  25 VRMS output 
Flex-50, 50 W Amplifier, constant 
supervision compatible 
NAC rating = 2 A 
50 W, or 100 
speakers max. 
4100-1313  70.7 VRMS output  NAC rating = 0.707 A 
100 W Analog Amplifiers with Power Supply, Constant Supervision Compatible 
Model/Output Voltage 
Power Supply Input/Listing  Description  Details 
25 VRMS   70.7 VRMS 
4100-1314  4100-1315  120 VAC, 60 Hz  UL 
Primary 
100 W 
Amplifier 
Includes six, Class B audio NACs;  
NAC rating = 100 speakers maximum;
2 A @ 25 VRMS (50 W); 
1.414 A @ 70.7 VRMS (100 W) 
ULC 
models 
have low 
battery 
dropout 
circuit 
4100-1316  4100-1317  120 VAC, 60 Hz  ULC 
4100-1318  4100-1319  220/230/240 VAC, 50/60 Hz  UL 
4100-1320  4100-1321  120 VAC, 60 Hz  UL 
Backup 
100 W 
Amplifier 
Uses the six Class B NACs of primary 
amplifier 
4100-1322  4100-1323  120 VAC, 60 Hz  ULC 
4100-1324  4100-1325  220/230/240 VAC, 50/60 Hz  UL 
Digital Emergency Voice/Alarm Communications Equipment, Constant Supervision Compatible 
Model  Description  Details 
4100-9621 
Basic Digital Audio Operation with microphone, requires 
dedicated expansion bay 
Includes: Expansion Bay, 4100-1311 Digital Controller Board, 
Microphone Module, and Audio Expansion Bay Kit 
4100-1311 
Eight Channel Digital Controller Board only; order 
expansion bay and audio expansion bay kit separately 
Controller board mounts in Blocks A and B 
4100-1363  25 VRMS output 
Flex-35, 35 W Amplifier, constant 
supervision compatible 
NAC rating = 1.4 A  
35 W, or 100 
speakers max. 
Includes three on-
board Class B audio 
NACs; power is 
supplied from an XPS, 
RPS, or SPS* 
4100-1364  70.07 VRMS output NAC rating = 0.5 A 
4100-1326  25 VRMS output 
Flex-50, 50 W Amplifier, constant 
supervision compatible 
NAC rating = 2 A 
50 W, or 100 
speakers max. 
4100-1327  70.7 VRMS output  NAC rating = 0.707 A 
100 W Digital Amplifiers with Power Supply, Constant Supervision Compatible 
Model/Output Voltage 
Power Supply Input/Listing  Description  Details 
25 VRMS  70.7 VRMS 
4100-1328  4100-1329  120 VAC, 60 Hz  UL 
Primary 
100 W 
Amplifier 
Includes six, Class B audio NACs;  
NAC rating = 100 speakers maximum;
2 A @ 25 VRMS (50 W); 
1.414 A @ 70.7 VRMS (100 W) 
ULC 
models 
have low 
battery 
dropout 
circuit 
4100-1330  4100-1331  120 VAC, 60 Hz  ULC 
4100-1332  4100-1333  220/230/240 VAC, 50/60 Hz  UL 
4100-1334  4100-1335  120 VAC, 60 Hz  UL 
Backup 
100 W 
Amplifier 
Uses the six Class B NACs of primary 
amplifier 
4100-1336  4100-1337  120 VAC, 60 Hz  ULC 
4100-1338  4100-1339  220/230/240 VAC, 50/60 Hz  UL 
Audio Options for use with either Analog or Digital Systems (see page 2 for custom message ordering) 
Amplifier and Related Audio Options 
Model  Description  Details and Mounting Reference 
4100-1245 
Flex-35/50 Expansion NAC Module; adds 
three Class B audio NACs 
Choose 
one per 
amplifier
Mounts on Flex-35/50 assembly; NAC ratings = 1.5 A, 35/50 W, 
or 100 speakers maximum; Supv. = 8.4 mA, Alarm = 60 mA 
4100-1246 
Flex-35/50 Class A Adapter Module; converts 
three on-board NACS to Class A operation 
Mounts on Flex-35/50 assembly; NAC ratings = 2 A, 50 W, or 
100 speakers maximum; Supv. = 1 mA, Alarm = 30 mA 
4100-1248 
100 W Amplifier Expansion NAC Module; NAC 
ratings = 1.5 A, 50 W, or 100 speakers max. 
Choose 
one per 
amplifier
Provides six additional Class B audio NACs, mounts on 100 W 
amplifier assembly; Supv. = 17 mA, Alarm = 60 mA 
4100-1249 
100 W Class A Adapter Module; NAC ratings 
= 2 A, 50 W, or 100 speakers maximum 
Converts six on-board NACs to Class A operation, mounts on 
100 W amplifier assembly; Supv. = 1 mA, Alarm = 60 mA 
4100-1259 
25 VRMS Output; NAC 
rating = 2 A, 50 W, or 100 
speakers maximum 
Constant Supervision 
Adapter for three NACs; 
select per amplifier output 
(not compatible with 
amplifier NAC expansion 
modules) 
Supv. = 10 mA 
on batteries; 
Alarm = 35 mA 
Converts three Class B audio NACS to Class A 
or Class B Constant Supervision NACs; mounts 
on Flex-35/50 or 100 W amplifier assembly; 
use two for the six NACs on 100 W amplifiers;  
4100-1260 
70.7 VRMS Output; NAC 
rating = 0.707 A, 50 W, or 
100 speakers maximum 
Supv. = 38 mA
Alarm = 70 mA 
* Refer to data sheet S4100-0031 for power supply details.    (continued on next page) 
 Emergency Voice/Alarm Communications Equipment Product Selection 
 
NOTE: Select systems as either analog or digital (refer to pg. 7 for mounting reference and pg. 8 for additional specifications)