Manufacturer
Apollo
Hochiki
System Sensor
190
Model Name or Number
(Base model name or number in
parenthesis.)
55000-350 (45681-200)
55000-250 (45681-200)
55000-225
55000-226
55000-227
55000-325
55000-326
55000-327
55000-328
SLR-24
SLR-24H
SLR-24V
SLR-835
SLR-835H
1400
1451 (B401B)
2100
2100T
2151 (B401)
2151T (B401)
2400
2400TH
2451 (B401B)
2451TH (B401B)
2W-B
2WT-B
2WTA-B
2WTR-B
Table 16: Compatible Two-Wire Smoke Detectors
Compatibility ID
Head
Base
55000-350
45681-200
55000-250
45681-200
55000-225
45681-255, 256
55000-226
55000-227
45681-200, 220, 232,
55000-325
251, 252
55000-326
55000-327
55000-328
HD-3
HSC-220R(HB-72)
NS6-220 OR NS4-220
HD-3
(HB-3)
HD-5
A
N/A
A
N/A
A
N/A
A
N/A
A
N/A
A
N/A
A
N/A
A
N/A
A
N/A
A
N/A
A
N/A
A
N/A
A
N/A
A
N/A
6820 / 6820EVS P/N LS10144-001SK-E:C 09/28/2017
# per Loop
15 / loop
24 / loop
15 / loop for Ion
Detectors
15 / loop for
Photo Electric
Detectors
15 / loop
14 / loop
16 / loop
16 / loop
20 / loop
20 / loop
16 / loop
16 / loop
16 / loop
16 / loop
16 / loop
16 / loop
20 / loop
20 / loop
20 / loop
20 / loop