NMEA Wi-Fi Gateways
Off-the-shelf gateways that bridge NMEA 0183 and/or NMEA 2000 onto Wi-Fi or Ethernet, compared when choosing one for a 36’ sailing boat. LEN is the NMEA 2000 Load Equivalency Number (1 LEN = 50 mA).
For more vendors and open source projects, see NMEA Interfacing. Download the 
comparison spreadsheet (.xlsx).
| Brand | Model | NMEA 0183 Port | NMEA 2000 | LEN | Network | Configuration | Case | Storage | Comments |
|---|---|---|---|---|---|---|---|---|---|
| Actisense | W2K-1 | No | Yes | <2 | 2.4Ghz 802.11 b/g/n AP or Client | Web | IP67 | SD Card | 3 data servers, TCP/UDP, Broadcast N2K as N0183,Mount >5m from compass |
| Chetco | SeaSmart G3 | N/A | Yes | 1-6 | 2.4Ghz AP or client, Ethernet | Web | SD Card | 3G/4G/LAN Options, 802.11 b/g | |
| Comar | i320w | 2 RX, 1 TX | No | N/A | 2.4Ghz 802.11 b/g/n AP or Client | Windows config app | 5 TCP servers, USB, Bi-directional | ||
| Digital Yacht | NavLink2 | No | Yes | 2 | 2.4Ghz, WPA2 | Web | 3 data servers, TCP/UDP (concurrent), WPA2 ESP32 | ||
| Digital Yacht | NjordLink | No | Yes | - | Wifi only for setup only | Web | Cloud control | ||
| HAT Labs | SH-wg | No | Yes | 2 | 2.4Ghz 802.11 b/g/n AP or Client | Web | Not waterproof | Open H/W and S/W,,, ESP32, 1 TCP Server, 1 UDP Server | |
| Maretron | IPG100-01 | No | Yes | 3 | Ethernet only | N2KView app on iOS, Windows or device | IP67 | Not open, designed for N2KView with h/w keys | |
| Onwa | KC-2W | 1 RX, 1 TX | Yes | 1 | 2.4Ghz AP or client | Windows config app | AP or client, Windows config tool | ||
| PredictWind | DataHub | No | Yes | N/A | Wifi | Web | SD Card | GPS, Wifi, 16Gb mem, Dedicated PSU | |
| Quark Elec | A034B | 3 RX, 1 TX (A034 model is RX only) | Yes | - | Wifi | Windows config app | Opto-isolated RS422 only, Wifi and USB, Bi-directional, NMEA/Wifi x2 | ||
| ShipModul | MiniPlex-3Wi-N2K | 3 RX, 2 TX | Yes | 1 | 2.4Ghz 802.11 b/g/n AP or Client | Windows and MacOS config apps | USB, Bi-directional | ||
| Yacht Devices | YDEN-02 | No | Yes | 1 | Ethernet only | Web | Not waterproof | No SD Card, internal memory for recording | 3 data servers, TCP/UDP, Broadcast N2K as N0183 |
| Yacht Devices | YDNR-02 | 2 RX, 2 TX | Yes | 2 | 2.4Ghz 802.11 b/g/n AP or Client | Web | Not waterproof | No SD Card, internal mem for recording (12k points) | 3 data servers, TCP/UDP, Broadcast N2K as N0183, Bi-directional |
| Yacht Devices | YDWG-02 | No | Yes | 1 | 2.4Ghz 802.11 b/g/n AP or Client | Web | Not waterproof | No SD Card, internal memory for recording | 3 data servers, TCP/UDP, Broadcast N2K as N0183 |
| YakBitz | SeaYak ST1 WiFi/USB/NMEA | 1 RX, 1 TX | No | N/A | 2.4Ghz AP or client | Web | USB |