Standalone vs Networked Autopilot Systems

What standalone means

A standalone autopilot is a complete system that operates independently. It includes its own control head, heading sensor, and drive unit, and it does not need to communicate with other electronics on your boat. You set a course on the control head, and the autopilot steers to that heading using its own sensors.

This type of system is simple to understand and often easier to install because there are fewer connections to make. The control head is the only interface you use, and all settings are made there. For many boat owners, especially those with a single station and no existing network, a standalone system is the most straightforward choice.

On this site, standalone systems are often listed as complete packs, such as the Raymarine EV-100 Tiller Autopilot or the EV-200 Power Pilot. These packs include the control head, the actuator control unit (ACU), the drive, and the heading sensor, so you have everything you need in one box. See the best complete autopilot packs guide for examples.

What networked means

A networked autopilot connects to your boat's NMEA 2000 network, which is a standard for marine electronics to share data. According to the National Marine Electronics Association, NMEA 2000 is a CAN-based network that interconnects marine electronic devices, allowing them to share data including commands and status over a single channel. For a deeper look, read NMEA 2000 connectivity.

When an autopilot is networked, it can receive heading information from a compatible chartplotter, and it can send its own data back to those devices. This allows you to control the autopilot from a chartplotter, use route following to steer along a plotted course, and integrate wind data for sailboats. See autopilot integration with chartplotters for more.

Networked systems are more flexible because they can be expanded. You can add a second control head at a different station, connect a remote control, or share data with other instruments. However, they require a network backbone and drop cables, and they depend on the network being properly installed and configured.

Key differences in practice

The main difference is how the autopilot gets its information. A standalone system has its own heading sensor and does not rely on other devices. A networked system can use data from other sources, such as a GPS or a wind sensor, and it can be controlled from multiple locations.

For a boat owner, this means a standalone system is simpler to operate and troubleshoot. If something goes wrong, you only have to deal with the autopilot itself. A networked system offers more features, but it also means that a problem with the network, such as a loose cable or a faulty device, can affect the autopilot.

Another difference is the control head. A standalone system always includes a dedicated control head. A networked system may still have a control head, but it can also be operated from a chartplotter or a multifunction display. Some packs, like the Furuno NavPilot 300, are designed to work with Furuno's NavNet displays, so you might not need a separate control head if you already have a compatible display.

How to choose for your boat

Start by looking at what electronics you already have. If you have a chartplotter or instruments that support NMEA 2000, a networked autopilot can integrate with them. If you have no network or you prefer to keep things separate, a standalone system may be the better fit.

Consider how you use your boat. If you do a lot of long-distance cruising and want to follow routes on a chartplotter, a networked system is valuable. If you mostly steer a straight course and do not need integration, a standalone system will do the job. The best marine autopilot guide compares both types.

Also think about the number of stations. A networked system makes it easier to add a second control head at a different helm, such as a flybridge or a cockpit. A standalone system is usually limited to one control head, though you can add a remote control in some cases. Review autopilot control head options for guidance.

Finally, look at the drive unit. Both standalone and networked systems come with different drive types, such as linear, rotary, or hydraulic. The drive must match your boat's steering system, so check the pack contents and the maker's specifications. See autopilot drive types explained to understand the differences.

What the listings show

When you look at listings on this site, you can see whether a pack includes a control head and a drive. A complete pack with a control head is often a standalone system, but it may also be networked if it supports NMEA 2000. A core pack without a control head is usually meant to be networked, because you are expected to use an existing control head or a chartplotter. The best autopilot core packs guide explains this in detail.

The listing title and bullet points will tell you what is in the box. Look for terms like "control head included" or "no control head" to understand what you are getting. Also check if the pack mentions NMEA 2000 or a specific network, such as SeaTalk or SimNet.

Remember that the site compares listings on stated details only. It does not make compatibility claims beyond what the maker's page says. If a listing does not mention a network, you should assume it is standalone unless you check the maker's specifications.

Questions to ask before buying

Before you choose, ask yourself these questions: Do I want to control the autopilot from my chartplotter? Do I need route following or wind mode? Do I have a second station where I want a control head? Do I already have a NMEA 2000 network installed?

If you are unsure about your boat's steering or electronics, consult the maker's manual or an authorized dealer. The Raymarine page suggests contacting a dealer if you are not sure what type of steering system is installed. The same applies to network questions.

Also consider installation. A networked system requires a network backbone and drop cables, which may be more work to install. A standalone system is simpler, but it still needs to be installed by a qualified installer or by you following the maker's manual. This site does not provide installation instructions.

A note on safety

An autopilot, whether standalone or networked, does not replace a lookout. The U.S. Coast Guard Boating Safety page emphasizes the importance of boating safety courses and responsible operation. Always maintain a proper lookout and be ready to take manual control at any time.

This site makes no safety claims about any autopilot. The information here is for comparison purposes only. For safety guidance, refer to the U.S. Coast Guard Boating Safety page and take a boating safety course.

What to pick for your situation

Questions

Can a standalone autopilot be networked later?

Some standalone systems can be upgraded to connect to a network, but it depends on the model. Check the maker's specifications to see if NMEA 2000 is supported. If it is not, you would need to replace the control head or add a gateway. For more on core packs, see best autopilot core packs.

Do I need a control head if I have a chartplotter?

If your chartplotter is compatible with the autopilot and you have a networked system, you may be able to control the autopilot from the chartplotter. However, a dedicated control head is often easier to use and provides a backup. Some packs include a control head, while others do not. Explore autopilot control head options to decide.

What is a core pack?

A core pack typically includes the actuator control unit, heading sensor, and sometimes the drive, but no control head. It is designed for boats that already have a control head or a compatible chartplotter. Core packs are often networked systems. Learn more in the autopilot core pack vs complete pack article.

Is a networked autopilot harder to install?

A networked autopilot requires connection to a NMEA 2000 backbone, which adds complexity. You need to run drop cables and ensure the network is properly terminated. A standalone system is simpler because it does not need network connections. Always follow the maker's manual or hire a qualified installer. See autopilot installation planning for questions to ask.

Can I use a standalone autopilot with a chartplotter?

Some standalone autopilots have NMEA 2000 output and can share data with a chartplotter, but they do not require it. You can use them without any network. Check the specifications to see if the autopilot supports NMEA 2000 for data sharing. For a general overview, see best marine autopilot.