POWER SUPPLY UNIT BM44155
- The power supply unit is used for all digital systems
- Betamark- audio, video and mixed.
- provides supply voltage of 14.4V/1.5A.
- built-in relay for activating the staircase lightning from the door phones
- built-in intercom amplifier
- built-in thermal overload protection
- LED indicator for normal operation and blown fuse