Bases
B110RLP B110RLP B110LPA
2151 Data Sheet Data Sheet (pdf)
B110RLP Installation Instructions Installation Instructions (pdf)

The B110LPA is a 2-wire base for use with 100 Series smoke detectors.


B110RLP B110RLP B110RLPA
2151 Data Sheet Data Sheet (pdf)
B110RLP Installation Instructions Installation Instructions (pdf)

B110RLPA is a 2-wire base with a 470 Ohm current limiting resistor for use with 100 Series smoke detectors.


B112LP B112LP B112LPA
2151 Data Sheet Data Sheet (pdf)
B112LP Installation Instructions Installation Instructions (pdf)

The B112LPA is a 4-wire base with Form A&C relay contacts, for use with 100 Series smoke detectors.


B114LP B114LP B114LPA
2151 Data Sheet Data Sheet (pdf)
B114LP Installation Instructions Installation Instructions (pdf)

The B114LPA is a 4-wire base with Form A&C and Form A Supervisory relay contacts, for use with 100 Series smoke detectors.


B116LP B116LP B116LPA
2151 Data Sheet Data Sheet (pdf)
B116LP Installation Instructions Installation Instructions (pdf)

The B116LPA is a 2-wire base with a Form C relay contact, for use with 100 Series Smoke detectors.


B401 B401 B401A
2151 Data Sheet Data Sheet (pdf)
B401 Installation Instructions Installation Instructions (pdf)

The B401A is a 2-wire base for use with 400 Series smoke detectors.


B401 B401B401BA
2151 Data Sheet Data Sheet (pdf)
B401 Installation Instructions Installation Instructions (pdf)

The B401BA is a 2-wire base for use with 400 Series smoke detectors.


B401 B401 B401BRA
2151 Data Sheet Data Sheet (pdf)
B401 Installation Instructions Installation Instructions (pdf)

The B401BRA is a 2-wire base with current limiting resistor, for use with 400 Series smoke detectors.


B401 B401 B402BA
2151 Data Sheet Data Sheet (pdf)
B401 Installation Instructions Installation Instructions (pdf)

The B402BA is a 4-wire base with current limiting resistor and Form A&C relay contacts, for use with 400 Series smoke detectors.


B404BA B404BA B404BA
2151 Data Sheet Data Sheet (pdf)
B401 Installation Instructions Installation Instructions (pdf)

The B404BA is a 4-wire base with current limiting resistor, Form A&C relay contacts, and Form A Supervisory contact, for use with 400 Series smoke detectors.


B404BA B404BA B406BA
2151 Data Sheet Data Sheet (pdf)
B401 Installation Instructions Installation Instructions (pdf)

The B406BA is a 2-wire base with Form C relay contact, for use with 400 Series smoke detectors.


Discontinued Products
Discontinued Model Installation Instructions   Replacement Model