Patlite NHV4 Series Multicolour Signal Tower Base Unit with Digital I/O and PoE power supply
The NHV4-0DP is the base unit of the NHV4 series Multicolour Signal Tower with Voice Annunciator. The NHV4-0DP is the base unit and is only compatible with NHV4 series. NHV-0DP is NHV-0DN model plus PoE power capability. Using a PoE switch enables installation with reduced wiring (IEEE802.3at compliant)