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Wheelock SP4Z-A/B - Supervised 2-Zone Class A or 4-Zone Class B Speaker Audio Splitter for the SP40S, SP40/2 or Audio Boosters Wheelock SPMBZ - Mounting Bracket for the SP4Z-A/B is required when used with the Audio Boosters

For operation with SAFEPATH®4 Family of Products:
SP40S, SP40/2, SPB-320, SPB-160, SPB-80/4

Description:
Supervised 2-Zone Class A or 4-Zone Class B Speaker Audio
Splitter for the SP40S, SP40/2 or Audio Boosters. Enables
a single supervised speaker audio output to drive up to two
Class A supervised speaker audio outputs or four Class B
supervised speaker audio outputs.

Features:
• Approvals: UL Standard 864, 9th edition, and
California State Fire Marshal (CSFM), New York
City (MEA)
• Expands one zone to up to 2 zones of supervised
speaker audio output in Class A
• Expands one zone to up to 4 zones of supervised
speaker audio output in Class B
• Each Class A zone can accept up to 40 watts of
audio
• Each Class B zone can accept up to 40 watts of
audio
• Operates on either 25V or 70.7V RMS
• Mounts inside the enclosure of the SP40S, SP40/2
or Audio Boosters
• Power and Trouble LED’s
• Individual zone short and open LED indication
• Capable of detecting wiring faults
• Removable wiring terminals for quick connect/
disconnect accepting 12–22 AWG
• All output circuitry is Power Limited
• Space provided to allow for naming of the zones
• Powered by 24VDC, supplied by the either the
SP40S, SP40/2 or Audio Boosters
• Standby and Alarm current at 24VDC is 15mA

Applications:
• Provides for expansion of one zone to up to 2
zones of supervised speaker audio output in Class A
• Provides for expansion of one zone to up to 4 zones
of supervised speaker audio output in Class B

For operation with SAFEPATH®4 Family of Products:
SP40S, SP40/2, SPB-320, SPB-160, SPB-80/4

Description:
Supervised 2-Zone Class A or 4-Zone Class B Speaker Audio
Splitter for the SP40S, SP40/2 or Audio Boosters. Enables
a single supervised speaker audio output to drive up to two
Class A supervised speaker audio outputs or four Class B
supervised speaker audio outputs.

Features:
• Approvals: UL Standard 864, 9th edition, and
California State Fire Marshal (CSFM), New York
City (MEA)
• Expands one zone to up to 2 zones of supervised
speaker audio output in Class A
• Expands one zone to up to 4 zones of supervised
speaker audio output in Class B
• Each Class A zone can accept up to 40 watts of
audio
• Each Class B zone can accept up to 40 watts of
audio
• Operates on either 25V or 70.7V RMS
• Mounts inside the enclosure of the SP40S, SP40/2
or Audio Boosters
• Power and Trouble LED’s
• Individual zone short and open LED indication
• Capable of detecting wiring faults
• Removable wiring terminals for quick connect/
disconnect accepting 12–22 AWG
• All output circuitry is Power Limited
• Space provided to allow for naming of the zones
• Powered by 24VDC, supplied by the either the
SP40S, SP40/2 or Audio Boosters
• Standby and Alarm current at 24VDC is 15mA

Applications:
• Provides for expansion of one zone to up to 2
zones of supervised speaker audio output in Class A
• Provides for expansion of one zone to up to 4 zones
of supervised speaker audio output in Class B

   
 
 
 

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