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A2K-4WD NMEA 2000 4-Way Instrument Drop
Reduce your NMEA 2000 cabling requirements, saving time, space and money.
The Actisense 4-way drop makes it easier to reach up to four devices with a single cable.
Typically, when four devices need to be connected to an NMEA 2000 backbone, a T-piece and individual cable is required for each one. This can either mean excessive cabling demands or moving the backbone closer to your devices.
The 4-way drop makes it possible to shorten the length of each cable needed before reaching a T-piece.
Stock: available
Available on backorder
A2K-4WD ACTISENSE NMEA 2000 4-Way Drop Cable Hub
The A2K-4WD ACTISENSE is a heavy-duty NMEA 2000 4-way instrument drop cable hub designed to simplify multi-device connections at crowded helm stations, engine rooms, and instrument panels. Combining a consolidated 4-port Micro-C junction block with an integrated 6-meter backbone drop cable, the A2K-4WD ACTISENSE enables installers to connect up to four NMEA 2000 instruments to a main backbone line using a single backbone drop connection.
Constructed with premium overmoulded strain relief, continuous internal shield foil, and nickel-plated metal M12 coupling nuts, the A2K-4WD ACTISENSE delivers superior IP67 water ingress protection and high resistance to engine vibration and electromagnetic interference (EMI). It provides a clean, space-saving alternative to stringing multiple standard T-pieces together behind tight console spaces.
Key Features of the A2K-4WD ACTISENSE
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Integrated 6-Meter Drop Backbone Cable: Built-in heavy-duty cable connects directly to the primary NMEA 2000 backbone line, saving installation time and reducing connection points.
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Consolidated 4-Port Junction Block: Expands a single backbone drop location to four female Micro-C drop ports for chartplotters, gauges, VHF radios, and transducers.
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Space-Saving Console Architecture: Replaces bulky chains of individual T-connectors behind dashboard instrument clusters.
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IP67 Sealed & Fully Shielded: Continuous internal foil-and-braid shielding protects CAN-bus telemetry against power fluctuations and RF noise.
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Rugged Metal Coupling Threads: Corrosion-resistant nickel-plated brass M12 rings ensure secure, vibration-proof locking on commercial and recreational vessels.
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Universal Micro-C Compatibility: 100% NMEA 2000 certified for seamless plug-and-play operation with Simrad, Lowrance, Garmin, Raymarine, Furuno, and B&G devices.
Primary Applications
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Helm Console Dashboard Hubs: Grouping multifunction displays (MFDs), autopilots, AIS receivers, and marine VHF units at a central instrument panel
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Flybridge & Second Station Wiring: Extending four NMEA 2000 device drops to an upper deck or secondary steering station via a single backbone run
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Engine Monitoring & Sensor Networks: Connecting multiple engine telemetry sensors, fuel tank senders, and flow meters in engine spaces back to the main vessel network
Technical Specifications
| Parameter Category | Specification Details |
| Manufacturer / Brand | Actisense |
| Part Number / Keyword | A2K-4WD ACTISENSE |
| Network Standard | NMEA 2000 Certified (Micro-C / DeviceNet standard) |
| Integrated Cable Length | 6 Meters (19.6 Feet) |
| Drop Port Count | 4 × Female Micro-C NMEA 2000 Drop Ports |
| Backbone Connector | 1 × Male Micro-C Connector (on integrated cable end) |
| Ingress Protection Rating | IP67 (Dust-tight and protected against temporary water immersion) |
| Operating Temperature Range | -25°C to +70°C |
| Coupling Nut Material | Nickel-plated brass / metal locking rings |
| Maximum Current Capacity | 4 A total across drop ports (Micro-C standard) |
Package Contents
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1 × A2K-4WD ACTISENSE 4-Way Instrument Drop Cable Assembly (6m integrated cable)
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Mounting Screw Set
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Installation & Wiring Guidelines

