Description
ACTISENSE QNB-1 NMEA 2000 Quick Network Block with Cable Glands – QNB-1
The Actisense QNB-1 provides a centralized alternative to multiple T-pieces in areas with high instrument density. The gland version accepts custom cable lengths and can combine standard NMEA 2000 wiring with Raymarine SeaTalkng cable on opposite sides of the block.
Manufacturer status: retired product. Availability is limited to remaining stock or service replacements.
- Six drop connections support a concentrated group of NMEA 2000 devices
- Cable glands and barrier-strip terminals accommodate custom cable lengths
- Split power feed with separate ATO fuses improves network redundancy and isolation
- Diagnostic LEDs show power polarity, fuse condition and network data activity
- Supports mixed NMEA 2000 and Raymarine SeaTalkng wiring in custom installations
The QNB-1 is best installed by an experienced marine electronics technician because cables must be stripped and terminated inside the enclosure. It remains useful for servicing existing systems, but Actisense currently lists the QNB-1 range as retired.
Specifications:
- Part number: QNB-1
- Drop capacity: 6 custom-wired connections
- Supply voltage: 9 to 35 V DC
- Micro network protection: 2 x 4 A ATO blade fuses
- Enclosure rating: IP66
- Dimensions: 160 x 132.4 x 80 mm
- Product weight: Approx. 0.36 kg
- Network approval: NMEA 2000 approved
- Product status: Retired by manufacturer; remaining stock/service use

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