NMEA 2000 (N2K) 1/2 Meter (19 inches) Backbone, Drop 0r Extension Cable for Lowrance Simrad B&G Navico & Garmin Networks
Quick take
This 1/2 meter (19 inch) NMEA 2000 backbone/drop/extension cable is built to connect marine sensors or displays to an existing N2K network, or to extend the backbone where you need a short run. Buyers report it works as expected for brand-to-backbone hookups, and it focuses on marine-ready durability with shielded wiring, gold-plated 5-pin contacts, and an IP67 submersion test rating.
Pros and cons
Pros
- NMEA 2000 certified cable designed for connecting devices to an NMEA 2000 network
- Shielded black cable to help reduce interference
- 5-pin NMEA 2000 connectors on both ends with gold-plated contacts for corrosion resistance
- IP67 waterproof test rating (submersion in water, 1 meter for 24 hours)
Cons
- Only a 1/2 meter length, so it may not reach if you need a longer backbone or drop run
- Best fit is for NMEA 2000 networks, not other marine data or power standards
What buyers think
Buyer-review evidence for this cable is generally limited in detail, but the recurring themes are straightforward: it fits and works for NMEA 2000 backbone connections, including use cases with Garmin devices and starter kit add-ons. Reports also emphasize “no surprises” operation, suggesting the connection type and length are what buyers expected for their network expansion needs.
What this cable is for
The NMEA 2000 backbone is the shared data network that connects compatible marine instruments, sensors, and displays. This cable is intended for one of two common situations:
- Backbone extension, when you need another short segment of N2K cable
- Drop or extension, when you are bridging components that need to join the network at a specific point
Key specs that matter in real installs
Length and connection style
At 1/2 meter (19 inches), it is a practical option for short gaps between a backbone section and a device location. It has 5-pin NMEA 2000 connectors on both ends, so it is meant to plug directly into compatible NMEA 2000 cable segments and couplers.
Shielding and connector corrosion resistance
The cable is shielded, which is a helpful feature in a boat environment where electrical noise can affect data signals. The connectors use gold-plated contacts for improved corrosion resistance, which can be relevant when connectors see moisture exposure or salty air over time.
Water resistance
It carries an IP67 waterproof test rating, described as submersion testing at 1 meter for 24 hours. If you are running cables in areas that can see spray or water intrusion, this is a reassuring durability spec for a network cable.
Pros and cons, translated into buyer fit
Who this is best for
- You are extending an NMEA 2000 (N2K) backbone or adding a short connector run for a sensor or display
- You want a shielded NMEA 2000 cable with 5-pin connectors and corrosion-resistant contacts
- Your wiring route might be exposed to moisture, and you value an IP67 waterproof test rating
Who should consider a different length or option
- You need more reach than 19 inches (this one is intentionally short)
- You are working outside the NMEA 2000 ecosystem (this cable is specific to that network standard)
How to choose the right NMEA 2000 cable length
Before buying, measure the distance you need to cover between connection points and plan for slight slack. A short 1/2 meter cable is ideal when you are fine-tuning placement, but if the run is closer to a meter or more, you will typically get a cleaner install with longer segments instead of forcing cable routing.
Verdict
If your goal is to make a neat, marine-ready addition to an NMEA 2000 network, this 1/2 meter backbone/drop/extension cable is a solid fit. The combination of shielded cable, gold-plated 5-pin connectors, and an IP67 submersion test rating addresses the usual concerns with N2K cable reliability, while the main limitation is simple: it is only 19 inches long, so it works best for short expansions.
FAQ
Will this work for Garmin devices on an NMEA 2000 backbone?
It is built specifically for NMEA 2000 networks, using 5-pin NMEA 2000 connectors on both ends. That makes it suitable for Garmin and other compatible NMEA 2000 setups, as long as your network uses the same connector standard.
Is this cable waterproof enough for marine installations?
The cable includes an IP67 waterproof test rating (submersion testing described as 1 meter for 24 hours). That points to good suitability for marine environments where cables may see water exposure.
What length is this NMEA 2000 cable?
It is a 1/2 meter (19 inches) cable, so it is intended for short backbone extensions or localized drop/extension runs.
What makes shielded NMEA 2000 cable useful?
Shielding helps reduce electrical interference, which can be important on boats where wiring, engines, and accessory electronics create noise. It is one of the spec-level features that can support stable network performance.
Do I need this exact cable, or can I use any NMEA 2000 cable?
You need an NMEA 2000-compatible cable with the correct connector type and appropriate length for your run. If your current cabling is the right standard, swapping to another NMEA 2000 cable length is usually workable, but make sure the connectors match and the wiring plan suits your spacing.
Specifications
| Product Title | NMEA 2000 (N2K) 1/2 Meter (19 inches) Backbone, Drop 0r Extension Cable for Lowrance Simrad B&G Navico & Garmin Networks. |
|---|---|
| Category | Electronics > Car & Vehicle Electronics > Marine Electronics > Marine GPS Accessories |
| Brand | Regatta Processing |
| Manufacturer | Regatta Processing |
| Color | Black |
| Connector Type | Nmea 2000 |
| Cable Type | NMEA 2000 |
| Compatible Devices | NMEA 2000 network |
| Other Special Features of the Product | Waterproof |
| Connector Gender | Male-to-Female |
| Number of Pins | 5 |
| Gauge | 22.00 |
| Connectivity Technology | NMEA 2000 |
| Recommended Uses For Product | Marine Instrumentation |
| Specification Met | Nmea 2000 |
| Indoor Outdoor Usage | Indoor, Outdoor |
| Item Shape | Round |
| Brand Name | Regatta Processing |
| Customer Package Type | Poly bag |
| Model | 676307240007 |
| UPC | 676307240007 |
| Part Number | 196852740505 |
| Unit Count | 1.0 Count |
| Number of Items | 1 |
| Special Feature | Waterproof |
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