Continuous Power for Stable and Efficient Everyday Cleaning
- Unlimited Cleaning Power: Cleans medium to large sized pools non-stop — no battery limits, ideal for heavy-duty use.
- The World's 1st Dual Cleaning System: Equipped with our latest twin inlets and a dual-zone filter basket design.
- Dual-Stage Filtration: The front filter zone captures leaves and larger debris, while the rear zone performs a precision follow-up, trapping fine particles like sand and gravel.
- HydroCurve™ S: Intelligent S-shaped cleaning path for up to 95% pool coverage.
- Enhanced Waterline Cleaning: Patented lateral jets clean 25% more edge area and remove stubborn buildup.
- 3 Cleaning Modes: Auto, Floor, and Walls & Waterline — covering every surface, even slopes and platforms.
- Ultra Cleaning Mode*: Boosts cleaning power by 30% in Ultra Mode for deep cleaning with enhanced suction and full-coverage scrubbing.
- Smarter App Control: Set weekly schedules, runtimes, and delay starts — all from your phone.
- Large Dual-Zone Filter: 4.1L basket with 180μm mesh traps 40% more debris than standard filters.
- Durable Motors: Salt- and chlorine-resistant motors last up to 3× longer than others.
- Auto-Docking: Automatically returns to pool edge — pick up effortlessly.
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Brand Notice
This product is manufactured and sold by Chasing and is not affiliated with, sponsored by, or associated with Robelle or its pool chemical products in any manner. All after-sales services, technical support, and customer assistance relating to the “POOLMATE” robotic pool cleaner products are independently provided by Chasing.
Less Cleaning. More Living.
Hydro 4 SE Corded Robotic Pool Cleaner
Continuous Power & Heavy-Duty Cleaning for Medium to Large Pools
What Makes Hydro 4 SE Different
Industrial 1st Design
Dual Cleaning System
Dual centrifugal pumps deliver 5,070 GPH through dual inlets & dual zone basket for wider coverage and twice cleaning, front filter zone traps larger debris, while its rear zone performs a follow-up clean-up to capture minute sand and grave. This powerful cleaning system makes Hydro 4SE the best pool cleaner for leaves in fall & winter.
HydroCurve™ S-Shaped Navigation
Every Inch, Full Coverage
Patented HydroCurve™ S-shaped navigation covers 95% of your pool with less overlap than random paths, adapting to round, L-shaped, and freeform layouts while tackling slopes, steps, and corners for true wall-to-wall cleaning. This is the one corded pool vacuum for all types of swimming pools.
Next-Gen Horizontal Waterline Mastery
Cling. Scrub. Shine.
Unlike top-jet designs, our patented Lateral Movement Tech uses dual side jets to tilt the body up to 2 inches, delivering stable, continuous waterline cleaning. With Active Brushes and reinforced wall-climb control, this best suction side automatic pool cleaner grips tile, vinyl, and mosaic for effortless 0–90° transitions and full 3D scrubbing.
Chasing – Tap into Smart Control
Your Pool, Your Rules
Switch modes, set weekly timers, delay starts, and customize runtimes—all from the Chasing app. OTA updates ensure your wifi pool cleaner keeps getting smarter, giving you effortless, always-updated pool care in the palm of your hand.
Unmatched Durability with Deep-Sea Tech
Safe. Proven. Trusted.
Hydro 4SE is the best corded pool vacuum eqquipped with IP68 waterproof motor and anti-chlorine coating design. FDA-certified silicone brushes clean all pool surfaces, while the BMS battery system ensures safe, reliable operation. Two-year warranty included for worry free.
It Makes Your Pool Care Effortless
Hassle-Free Auto-Docking
Set it and forget it—when the cleaning cycle comes to an end, it automatically docks for easy retrieval. 14.33 lbs easy to lift, Quick-release filter basket makes cleaning a breeze!
Perfect For Medium to Large Pools
Hydro 4 SE is the best rated automatic pool cleaner for medium to large in-ground and above-ground pools up to 1,614 sq. ft. for Private pools/Public pools, geometric or freeform designs.
