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7.2 UL Listed “Class A” Smoke Detectors
The following Listed 2-wire smoke detectors and bases are compatible with the MR-2900 Control Panel
using the MR-2938 Conventional Input Circuit Module with compatibility identifier as MR-2938. Up to 2.50
mA of smoke detector normal standby load may be connected to each MR-2938 conventional initiating
device circuit.
Manufacturer
Smoke
Detector
Model
Base
Identifier
Model
Standby
Identifier
Current
System
Sensor
1400
A
N/A
N/A
100
μ
A
1451
A
B401
A
120
μ
A
1451
A
B401B
A
120
μ
A
2400
A
N/A
N/A
120
μ
A
2400TH
A
N/A
N/A
120
μ
A
2451
A
B401
A
120
μ
A
2451
A
B401B
A
120
μ
A
2451
A
DH400
A
120
μ
A
2451TH
A
B401
A
120
μ
A
1451
A
B401BH
A
120
μ
A
2451
A
B401BH
A
120
μ
A
2451TH
A
B401BH
A
120
μ
A
4451TH
A
B401
A
120
μ
A
4451TH
A
B401B
A
120
μ
A
1151
A
B401BH
A
120
μ
A
1151
A
B116LP
A
120
μ
A
2151
A
B401
A
120
μ
A
2151
A
B401BH
A
120
μ
A
2151
A
B110LP
A
120
μ
A
2151
A
B116LP
A
120
μ
A
5451
A
B401
A
120
μ
A
5451
A
B401BH
A
120
μ
A
2100AT
A
N/A
N/A
100
μ
A
2100TR
A
N/A
N/A
100
μ
A
2W-B
A
N/A
N/A
100
μ
A
2WT-B
A
N/A
N/A
100
μ
A
