Specifications
The Roam Hub, in detail
Everything that's inside, what it connects to, and what's in the box.
Plans from $0 · No SIM, no marina WiFi · 90-day returns · US-based support
The Roam Hub is built to live on a boat — low-draw and designed to keep reporting when everything else loses signal.
Onboard sensing (built in)
- GPS location
- Built in
- Anchor watch
- Built in
- Motion & sea state
- Wave RMS, peak slams, pitch/roll, 0–5 sea-state
- Temperature
- Onboard sensor
- Internal battery health
- Voltage, state of charge, current
- Cellular signal strength
- Built in
No onboard humidity or barometric sensor — add a Ruuvi sensor for humidity and pressure.
Connectivity
- Cellular
- LTE-M with built-in eSIM — no SIM card, no marina WiFi needed
- WiFi
- WiFi 6 — automatically uses the boat's network when available
- Bluetooth
- BLE 5.0
- GPS
- Built in
- Smart path selection
- Uses WiFi when present, cellular otherwise
- Offline buffering
- Stores readings through outages and backfills on reconnect
Expansion
- Wired inputs
- 4 (IN1 voltage only; IN2–IN4 voltage or switch)
- Roam wireless sensors
- Up to 16 — Hatch/Door, Float, Shore Power
- Third-party sensors
- Ruuvi Tag Standard & Pro (temp / humidity / pressure), Victron MPPT, Victron BMV & SmartShunt
- NMEA 2000
- Reads an existing N2K backbone via drop cable + T (up to 32 devices)
App & cloud
- Dashboard
- Live status for every boat
- Push alarms
- Instant alerts to your phone
- Custom thresholds
- Set your own alert levels
- Anchor watch
- Drag alerts within a set radius
- History charts
- Trends over time
- Multi-boat
- Manage a whole fleet from one account
- Configuration
- Bluetooth on the dock, cloud from anywhere
Power & install
- Power
- 12V DC, fused
- Backup battery
- Internal — keeps reporting through a power loss
- Install time
- 15–30 minutes typical, no professional required
Mount in a dry, protected location — a nav station, locker, or lazarette. Not built for spray, rain, or immersion.
Technical specifications
- Power input range
- 12 V DC nominal (9–32 V DC)
- Fuse rating
- 2 A inline
- Typical current draw
- <50 mA average @ 12 V
- Backup battery chemistry
- Li-ion
- Backup battery capacity
- 1200 mAh
- Backup battery runtime
- ~24 hours
- Dimensions
- 77 × 77 × 40 mm (body, excl. antenna connectors)
- Weight
- 150 g
- Enclosure material
- ABS
- Operating temperature
- -20 to +60 °C
- Storage temperature
- -30 to +80 °C
- Mounting
- Screw flanges / tabs
- Cellular bands
- LTE-M eSIM, global multi-band
- WiFi bands
- WiFi 6 (802.11ax), 2.4 GHz
- Bluetooth
- BLE 5.0
- GNSS constellations
- GPS, GLONASS, Galileo
- Antennas
- External SMA for cellular & GPS; built-in GPS antenna fallback
- Sensor input voltage range
- 0–60 V DC
- Switch input type
- Dry contact or voltage-sensing (selectable per input)
- Wireless sensors supported
- Up to 16
- NMEA 2000 devices
- Up to 32
In the box
- Roam Hub
- 1
- Mounting hardware
- Included
- Wiring harness
- Positive, negative, fuse
- Quick-start guide
- Included
Sensors and cables are sold separately or as part of a kit.
Start with the Hub, add what you need.
Run free over your own dock WiFi, or add a cellular plan to monitor from anywhere — from $5/mo billed annually, or month-to-month, no lock-in. See plans →
Build it for your boat
Pick the hub and the sensors you need. Price updates live.