Digital Telephone Voice Recording Interfaces
Analogue Audio/Telephone Recording Interfaces
Covert Audio/Video Security System
Audio System / Dealer Board Interface Analogue Telephone Signalling Converters

Voice Recorder Fail safe Switcher N+1 Analogue and Digital versions ACL Digital have developed the Fail safe switcher to prevent down time when there is a recorder failure, to switch back or switch through E1/T1/J1 primary rate, BT Megalink or telephone extensions to a backup recorder or to a disaster recovery site. It can be controlled by software package.

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Facilitates the emergency switching of E1, BT Megalink or extensions of telephone systems in the event of recording system or recording module failure.
Disaster recovery applications.


No loss of recording.
No loss of telephone service.


Chassis can be stacked together all controlled from same software.

3 types available

Type NS14, for emergency fallback switching of Megalink
(BT trademark). Switching up to 7 Trunks

Type NS15, for emergency fallback switching of Primary rate (E1). Switching up to 7 Trunks

Type NS24, for emergency fallback switching of extensions.
Switching of up 96 extensions depending on configurations.


Inputs RJ45 for E1/BT Megalink Telco for extensions.
Outputs RJ45 for E1/BT Megalink Telco for extensions
191U high case rack mount.
Power 5v DC
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