Boat Heating Remote Control by Phone

Boat Heating Remote Control by Phone

Webasto · Eberspächer · Temperature · Battery Monitoring · GPS

Etabox allows you to remotely control boat heating, air conditioning, temperature monitoring and other devices from your phone. Start the heater before arriving at the harbour, monitor boat temperature in real-time and receive alerts directly to your phone.

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Temperature Monitoring

Monitor boat temperature in real-time – get an alert if there is a freezing risk.

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Battery Monitoring

Track battery voltage remotely and set alert limits.

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Heating Remote Control

Start Webasto or Eberspächer before arriving at the harbour.

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Bilge Pump

Control bilge pump or other 12V devices remotely.

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No WiFi

Built-in IoT modem and SIM card – no separate router needed.

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GPS Positioning

Etabox GPS model includes real-time boat location on a map.

Webasto and Eberspächer Remote Control on a Boat

Etabox is excellent for remote control of Webasto, Eberspächer and other diesel heaters on a boat.

Some heaters can be started directly from Etabox output with a small wake-up current without a separate relay. If needed, Etabox can also control a standard 12V relay for larger loads.

You can start the heater before arriving at the harbour so the boat is already warm when you get there.

Boat Temperature Monitoring

Etabox includes two temperature sensors with 1.5 meter cables. Temperatures are displayed in real-time in the application.

For boaters, temperature monitoring is especially important during winter storage and early spring launches. You get an alert on your phone if:

  • Boat interior temperature drops too low (freezing risk)
  • Engine compartment heats up too much
  • Heating fails to start as expected

You can set your own alert limits and notification texts.

Battery Voltage Monitoring

Boat batteries can drain easily if devices are left on or charging fails. With Etabox you can monitor battery voltage remotely and set an alert if voltage drops too low.

This is especially useful when the boat is stored in winter or left unused for longer periods.

Pump and Device Remote Control

With OUT1, OUT2 and OUT3 outputs you can control various boat devices remotely:

  • Bilge pump activation
  • Lighting control
  • Ventilation start
  • Remote control of any 12V device via relay

The OUT4 potential-free solid-state relay can be used for more sensitive controls, such as simulating a button press.

Remote Control Without WiFi

Etabox does not require a separate WiFi connection. The device uses an internal IoT modem and operates with its own SIM card.

This makes Etabox ideal for boats – mobile network coverage is enough, no separate router needed.

12V and 24V Systems

Etabox operates at a supply voltage of 7V – 34V and is suitable for both 12V and 24V systems.

OUT1, OUT2 and OUT3 outputs provide the same supply voltage as Etabox is powered with.

Each output can handle a maximum load of 1A.

Scheduling and Automation

All outputs can be controlled by:

  • Manual control via the application
  • Scheduling
  • Thermostat function based on temperature

For example, heating can be started automatically before using the boat or ventilation can be scheduled to run during winter storage.

No Usage or Cloud Service Fees

Etabox has no separate usage, application or cloud service fees. You only pay the SIM card subscription fees to your chosen operator.

GPS Positioning – Etabox GPS

The Etabox GPS model brings all standard Etabox features – remote control, temperature monitoring, scheduling and alerts – plus real-time GPS positioning.

GPS positioning on a boat is a practical feature: see the boat's location directly in the app at any time.

  • Real-time location on a map directly in the app
  • Works everywhere – even at sea
  • No separate GPS device or app required
  • All standard Etabox features included

Etabox GPS is a particularly good choice for boats, where location tracking is useful for safety and storage monitoring.

Use Cases on a Boat

  • Webasto, Eberspächer remote control
  • Temperature monitoring (freeze protection)
  • Battery voltage monitoring
  • Bilge pump control
  • Lighting remote control
  • Ventilation control
  • Winter storage monitoring
  • Boat GPS positioning (Etabox GPS)
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Frequently Asked Questions

Can Etabox control a boat's Webasto?

Yes. Etabox is suitable for remote control of Webasto and other heaters on a boat.

Does Etabox work without WiFi on a boat?

Yes. Etabox uses an internal IoT modem and operates with its own SIM card. Mobile network coverage is sufficient.

Will I get an alert if the boat starts freezing?

Yes. You can set a temperature alert that sends a notification to your phone if the temperature drops below your set limit.

Can Etabox monitor boat batteries?

Yes. Supply voltage is displayed in the application in real-time and you can set an alert for too low voltage.

Can Etabox control a bilge pump?

Yes. You can control a bilge pump or any 12V device with Etabox outputs – either manually or automatically.

Does Etabox have monthly fees?

No. Etabox has no usage or cloud service fees. You only pay the SIM card subscription fees.