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Professional Grade
Professional Grade


The Grey Line

Our commercial robotic pool cleaners are the choice of thousands of commercial pool operators in hotels, country clubs, spas, schools and public and private swim centers worldwide. Bringing together nearly 30 years of expertise in pool cleaning, our commercial robotic pool cleaners are built for heavy-duty, cost-effective pool cleaning and designed to work with minimum intervention.



Precision Navigation
 - Grey Line Maytronics
Precision Navigation
 icon - Grey Line Maytronics

Precision Navigation

CleaverClean™ coverage is powered by an advanced navigation systems and scanning software. This ensures that every inch of your pool – walls, floor and waterline – are cleaned using the most efficient route. So smart, the system automatically navigates around obstacles and quickly returns to its route.

Express Support

Save precious time and minimize interruption with easy access and simple repair – technician mode allows diagnosis and service at poolside via a built-in interface with USB connection.

Express Support icon - Maytronics
Simplified Maintenance

Top-access filter with quick, no-mess emptying and cleaning. Couldn’t be easier.

Simplified Maintenance icon - Maytronics
Easy to Handle

The C4 makes removing it from your pool easy with its fast clean-water release feature and lightweight, ergonomic design.

Easy to Handle icon - Maytronics


Cable Length 24m (78ft)
Cleaning Coverage IntelliScan Technology (floor, wall & up to waterline)
Cleaning Cycle 1.5/2.5/3.5 hours
Weekly Timer Yes - Customizable Cleaning Times
Caddy Included
Warranty 2 year
Turning Radius 90˚ dynamic turning
COMP_VACUUMING Powerful sealed motor unit with 360˚ cleaning for all pool shapes & surfaces
Full filter indicator Yes - Optimizes filter efficiency & capacity
Remote Control Pro



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Dolphin Pool Cleaner Grey Line

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Find the model that best fits your specific needs. No matter your choice, rest assured you’ll get an exceptional experience with crystal-clean results, effortless operation for pool peace of mind. 

"I purchased a commercial Dolphin robotic pool cleaner and feel like I have gone to a new level.
Superior factory service and the cleanest pool in the shortest time frame.
I have a very large pool (120,000 gallons) the Dolphin is perfect." - By prestongenral