How to Use a SEABOB F9 S & F9: Controls, Settings, Diving Depth and Power Limits
Want to learn how to use a SEABOB F9 S and adjust its settings before getting into the water?
The SEABOB F9 S is a powerful electric underwater scooter designed for exploring the water's surface and beneath it. Whether you're a yacht crew member preparing water toys for guests, a SEABOB owner or someone using one for the first time, understanding the controls is essential.

In this step-by-step guide, TYTG – The Yacht Toy Guy demonstrates how to use the SEABOB F9 S, navigate its digital display, adjust the propulsion settings, change the maximum diving depth and set a power limit.
We'll also explain which functions are relevant to the standard SEABOB F9, since both models belong to the same product family and share many operating features.
Watch our SEABOB F9 S video tutorial below to see the controls and settings demonstrated on the actual equipment.
How to Use a SEABOB F9 S: Quick Guide
To set up and use a SEABOB F9 S:
Check the battery level and inspect the SEABOB before use.
Switch on the SEABOB and check the digital display.
Familiarize yourself with the propulsion and speed controls.
Open the settings menu.
Navigate to Operation Settings.
Select Diving Depth to adjust the available depth limit.
Select Power Limit to restrict maximum propulsion output.
Confirm your settings and return to the main display.
Brief the rider and complete the pre-use safety checks before entering the water.
For yacht crew, the two most useful settings to understand are Diving Depth and Power Limit, especially when preparing equipment for guests with different experience levels.
Step 1: How to Turn On the SEABOB F9 S
Before switching on your SEABOB F9 S, make sure the battery is sufficiently charged and the equipment is in good condition.
Inspect the body of the SEABOB for any visible damage and make sure the propulsion intake and outlets are clear of obstructions.
The SEABOB F9 S features a digital cockpit positioned directly in front of the rider.
Use the power control to switch on the SEABOB.
Once activated, the display provides important operating information, including battery status and propulsion settings.
Take a moment to understand the information shown on the screen before entering the water.
The Yacht Toy Guy Tip: If you're preparing several SEABOBs for yacht guests, check the battery levels and settings on each unit individually. Don't assume every SEABOB has the same configuration.
Step 2: Understanding the SEABOB F9 S Controls
The SEABOB F9 S uses electronic controls that allow the rider to manage propulsion and navigate the onboard display.
The main controls include:
Power control: Switches the SEABOB on and off.
Propulsion controls: Allow the rider to activate and regulate thrust.
+ and – controls: Used for applicable adjustments and menu navigation.
Digital display: Shows operating information and available settings.
The F9 S also provides operating modes designed for different riding situations.
Before riding, make sure you understand how to release the throttle and reduce propulsion.
The SEABOB should only be operated in the water, with the rider following the manufacturer's safety instructions.
Does the SEABOB F9 Have the Same Controls?
The SEABOB F9 and F9 S are part of the same generation and share a similar digital cockpit and operating concept.
However, performance characteristics and available configuration options may differ.
This article uses the SEABOB F9 S shown in our video as the reference. Always check the instructions for your exact model and software version.
Step 3: How to Open the SEABOB F9 S Settings Menu
One of the most useful features of the SEABOB F9 S is its digital settings menu.
In our video tutorial, we demonstrate how to access the menu directly from the cockpit.
Once inside, the display provides different settings categories, including:
Operation Settings and User Settings.
For this tutorial, we'll focus on Operation Settings because that's where you can adjust two important functions: diving depth and power limit.
Use the cockpit controls to move through the menu and confirm your selection.
If you're preparing the SEABOB for someone else, make sure you return to the main display after changing the settings.
Step 4: How to Change the Diving Depth on a SEABOB F9 S
The Diving Depth setting allows you to configure the electronic depth limitation.
This is particularly useful for yacht crew because different guests may have different levels of swimming and underwater experience.
How to Adjust the SEABOB Diving Depth
On the SEABOB F9 S shown in our tutorial:
Switch on the SEABOB.
Open the settings menu.
Select Operation Settings.
Navigate to Diving Depth.
Review the available depth settings.
Choose the appropriate limit.
Confirm your selection.
Return to the main display.
In our video, the menu demonstrates selectable depth values including 1 metre, 2 metres and 3 metres up to 25 metres as the maximum depth.
The available settings may differ depending on the model or software configuration.
What Diving Depth Should You Choose?
For someone using a SEABOB for the first time, it's generally best to begin with supervised surface riding rather than underwater diving.
For experienced users, a suitable depth setting should be chosen based on the rider's ability, water conditions, visibility and applicable safety procedures.
Remember that the depth-control function is an electronic operating limit. It does not physically prevent a person from descending underwater, and it should never be treated as a substitute for supervision or safe diving practices.
The Yacht Toy Guy Tip: When preparing a SEABOB for yacht guests, always review the diving-depth setting before the session. Never assume the previous rider's settings are suitable for the next guest.
Step 5: How to Change the Power Limit on a SEABOB F9 S
The Power Limit setting is one of the most practical features of the SEABOB F9 S.
It allows the operator to restrict the maximum propulsion output available to the rider.
This is especially helpful when introducing first-time users to the SEABOB.
How to Adjust the SEABOB Power Limit
Follow these steps:
Switch on the SEABOB F9 S.
Open the settings menu.
Select Operation Settings.
Navigate to Power Limit.
Review the available power settings.
Select the appropriate limit for the rider.
Confirm your selection.
Return to the main display.
The power-limit menu uses percentage-based settings to control the maximum available output.
Why Is the Power Limit Important?
A SEABOB can produce strong propulsion, particularly when the rider is unfamiliar with the throttle response.
Restricting maximum power can help make the equipment more manageable.
For example, when preparing a SEABOB for children who has never used one before, you may choose a conservative power limit and begin with a supervised introduction at the surface.
An experienced rider may be comfortable with a higher available output, provided the conditions are suitable.
The objective is not to use as much power as possible. It's to make sure the available propulsion is appropriate for the rider.
Step 6: Understanding SEABOB F9 S Speed and Propulsion
The SEABOB F9 S uses an electronically controlled propulsion system.
The rider controls thrust through the cockpit's propulsion controls, while the available performance depends on the selected operating mode and configured limits.
The SEABOB F9 family includes operating modes such as Normal, Dive and Sport, with model-specific performance characteristics.
When learning how to use a SEABOB F9 S, focus on smooth, controlled acceleration rather than maximum speed.
How Do You Steer a SEABOB?
A SEABOB is guided primarily through the rider's body position.
While holding the handles, you can gently direct the unit left or right by shifting your body and changing its heading.
At the surface, small, smooth movements are usually easier to control than sudden changes in direction.
Always maintain awareness of swimmers, other water toys, boats, mooring lines and underwater obstacles.
How Do You Stop a SEABOB?
Release the propulsion control to stop applying thrust.
The SEABOB and rider may continue moving briefly through the water because of momentum, so allow enough distance to slow down safely.
Never aim the SEABOB toward another person or an obstacle.

Best SEABOB F9 S Settings for Beginners and Yacht Guests
There isn't one perfect setting for every rider.
The most suitable configuration depends on swimming ability, confidence, experience and the surrounding conditions.
Rider experience | Recommended approach |
First-time user | Gentle power, surface familiarization and close supervision |
Beginner | Conservative power limit and no unsupervised diving |
Comfortable snorkeler | Controlled propulsion and a carefully reviewed depth setting |
Experienced SEABOB rider | Settings matched to experience and local conditions |
These are general operating principles, not fixed numerical settings.
A guest's confidence in the water is just as important as their experience with other water toys.
How to Prepare a SEABOB F9 S for Yacht Guests
For yacht crew, SEABOB preparation is about more than switching on the equipment.
A well-organized setup routine helps make the watersports session smoother and gives guests a better introduction to the toy.
Before Guests Arrive
Check the battery charge and inspect the SEABOB for damage.
Confirm that the propulsion system is clear of debris.
Review the Diving Depth (2m as maximum depth setting) and Power Limit settings.
Make sure the equipment is clean and ready for use.
During the Guest Briefing
Explain how to hold the SEABOB correctly.
Show the guest where the propulsion controls are located and how to release them.
Explain how to steer using gentle body movements.
Make sure the guest understands the selected power and depth settings.
For first-time users, begin with a supervised surface session in a suitable area.
After the Session
Switch off the SEABOB, follow the manufacturer's rinsing and maintenance instructions and check the equipment for damage.
Recharge the unit only according to the official charging instructions.
The Yacht Toy Guy Tip: Reviewing the SEABOB settings between guests is a simple habit that can make a big difference when managing water toys onboard a superyacht.
Common SEABOB F9 S Mistakes to Avoid
1. Starting with Maximum Power
First-time riders may not expect how quickly a SEABOB can accelerate.
Use an appropriate power limit and introduce propulsion gradually.
2. Forgetting to Check the Diving Depth
The selected depth setting may have been changed by a previous user.
Always review it before a new session.
3. Confusing the F9 S With Older SEABOB Models
The F9 generation has updated controls and a redesigned digital cockpit compared with older F5-series SEABOBs.
Don't assume the menu procedures are identical.
4. Skipping the Safety Briefing
Even confident swimmers should understand the throttle, steering and stopping procedure before using an unfamiliar underwater scooter.
5. Riding Too Close to Other People
Always maintain a safe distance from swimmers, other SEABOB riders, boats and obstacles.
6. Treating the Depth Limit as a Diving Safety Guarantee
Electronic depth control is not a substitute for appropriate diving knowledge and supervision.
Avoid breath-holding competitions, excessive underwater exertion and repeated deep dives.
Frequently Asked Questions About SEABOB F9 S and F9 Settings
How do you use a SEABOB F9 S?
Switch on the SEABOB, check the battery and operating settings, enter the water safely and use the propulsion controls to move through the water. Steer using gentle body movements and release the propulsion control to reduce thrust.
How do you change the settings on a SEABOB F9 S?
Open the digital menu using the cockpit controls. Select Operation Settings to access functions such as Diving Depth and Power Limit, then choose and confirm the desired settings.
How do you adjust the diving depth on a SEABOB F9 S?
Navigate to Operation Settings → Diving Depth, select an available depth limit and confirm your choice.
Can you limit the power on a SEABOB F9 S?
Yes. The Power Limit function allows you to restrict the maximum available propulsion output.
What is the best SEABOB F9 S power setting for beginners?
A conservative power setting is generally best for first-time riders. The appropriate limit depends on the rider, conditions and manufacturer's instructions.
What is the difference between a SEABOB F9 and F9 S?
Both models belong to the F9 product family and use a similar operating concept. The F9 S is the higher-performance version, while the standard F9 has lower performance (slower speed). Always check the manufacturer's specifications for the exact model.
Are the SEABOB F9 and F9 S settings the same?
Many controls and menu functions are similar, but available options and operating limits may differ. This guide demonstrates the F9 S specifically.
Can you use a SEABOB F9 S underwater?
Yes, the SEABOB F9 S is designed for use at the surface and underwater within the manufacturer's operating limits. Underwater use requires appropriate swimming ability, safe conditions and suitable supervision.
How do you stop a SEABOB F9 S?
Release the propulsion control to stop applying motor thrust. Allow for continued movement through the water as the rider and equipment slow down.
Is the SEABOB F9 S suitable for yacht guests?
It can be a popular yacht water toy when used by suitable riders with appropriate instruction, supervision and operating settings. The crew should review each guest's abilities and explain the controls before use.
Watch Our SEABOB F9 S Controls and Settings Video
Want to see how to adjust the diving depth and power limit directly on the SEABOB display?
Watch our SEABOB F9 S tutorial from TYTG – The Yacht Toy Guy.
In the video, we demonstrate the digital cockpit and show how to navigate the operating settings step by step.
For more yacht toy tutorials, follow TYTG – The Yacht Toy Guy on Instagram and YouTube.
About TYTG – The Yacht Toy Guy
TYTG – The Yacht Toy Guy creates practical tutorials for yacht crew, yacht owners and watersports enthusiasts.
From SEABOB F9 S underwater scooters and Fliteboard eFoils to Awake electric surfboards and other yacht toys, we explain how to set up, operate and understand watersports equipment.
Our tutorials are based on practical demonstrations and designed to make yacht toys easier to prepare and enjoy.
Follow TYTG – The Yacht Toy Guy for more SEABOB guides, setup tutorials and yacht toy tips.
Disclaimer: This guide accompanies a practical SEABOB F9 S video demonstration and does not replace the manufacturer's operating manual. Menu options, depth limits, propulsion modes and safety functions may vary by model and software version. Always follow the official SEABOB instructions and applicable watersports safety regulations.
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