Name: Chasing Used Corded Hydro 4 SE Robotic Pool Cleaner
Brand: Poolmate
Price: 279.0 USD
Availability: OutOfStock

Chasing Used Corded Hydro 4 SE Robotic Pool Cleaner

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Chasing Used Corded Hydro 4 SE Robotic Pool Cleaner

Continuous Power for Stable and Efficient Everyday Cleaning

$279.00

Shipping calculated at checkout.

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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Ships within 1–2 business days.
Estimated delivery in 8–11 days

Dimension of robot	398 x 405 x 253 mm
Weight of robot	6.5kg
Input power	Peak 150W
Working depth	0.5-3m
Cleaning area	Pool bottom, pool wall and waterline
Filtration capacity	Up to 320 L/min
Filter precision	180μm + Hyper-fine
Movement speed	12 m/min
Active burshe	Support
APP	Support
Remote control	Support
Water temperature display	Support
Dimension of control box (corded)	290 x 170 x 130mm
Weight of control box (corded)	1.5kg
Cable length (corded)	15m
Rated input voltage (corded)	AC 100-120V/200-240V, 50-60Hz (Refer to the product label for the actual usable voltage)
Dimension of buoy (cordless)	294 x 294 x 145 mm
Weight of buoy (cordless)	2.5 kg
Battery capacity (cordless)	14400 mAh
Battery running time (cordless)	Up to 3.5H
Charging time (cordless)	4 H

Pay with:

1,614 sq. ft.
Mid-Size Pools

Unlimited
Working Time

3 Modes+Ultra*
Clean Modes

HydroCurve™ S
Cleaning Path

Deep-Sea Tech
DC Motor *3

5070 GPH
Suction Power

3-4 Day Delivery

30-Day Money Back

2-Year Warranty

Local Service Team

Chasing is widely recognized in the industry.

Voice from media & magazine.

Less Cleaning. More Living.

Hydro 4 SE Corded Robotic Pool Cleaner

Continuous Power & Heavy-Duty Cleaning for Medium to Large Pools

New

What Makes Hydro 4 SE Different

5070 GPH

Dual Centrifugal Pumps Unleash Powerful Suction

Waterline Scrubbing

Smart climb, tracks handle 0-90° slopes on all surfaces

HydroCurve™ Navigation

Intelligent S-Shaped Path for 95% Pool Coverage

Poolside Parking

One click pick up pool edge – Easy Retrieval with one hand

Ultra Boost Cleaning

Enhanced Suction, Deep Cleaning – Heavy-Debris Conquered

The World's 1st Dual Inlets

Dual water inlets/filter for twice the cleaning performance

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.

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What's In The Box

Robot (with 40ft cable)
x1

Power control box
x1

Crew
x3

O ring
x1

File envelope
x1

Specs

Types of Pools

Types of Pools	Medium to large in-ground pool
Pool Size	1,614 sq. ft.
Applications	Private pools / Public pools / Commercial pools

Included in The Box

1 x Chasing Hydro4SE Corded Robot
1 x 40ft / 12m cable
1 x Power control box
3 x Crew
1 x O ring
1 x User Manual

Performance

Dimension of robot	398 x 405 x 253 mm
Weight of robot	6.5 kg
Motor	1 x Active Brushes 2 x Turbine Centrifugal Pump
Scrubbing Type	Suction and Dual Active Front & Rear PVC Rollers
Suction Power / Flow Rate	5,070 GPH / 320 L/min
Filtration Spec.	180 μm
Filter Basket Capacity	Top Load 4.1L
Algorithm	S-shaped Path
Obstacle Crossing	Drainage outlet obstacle crossing (32mm height)
Recovery	Auto-Docking on Low Battery
Charging Time	AC
Battery Life	AC Power
Cleaning Mode Selection	Auto 2h / Auto 1h / Auto 3h (Floor + Walls + Waterline) Wall only 2h Floor only 2h Ultra clean 3h
Cleaning Area Selection	Auto (Floor / Wall / Waterline) Wall climbing enhanced (floor + wall) Only floor

FAQs

What kind of pool is suitable for a robotic pool cleaner like Hydro 4 SE?

This automatic pool cleaner is ideal for pools up to 15 meters long and 150 square meters in area, regardless of shape. It’s compatible with various materials, such as vinyl, fiberglass, and ceramic, making it versatile for different swimming pool types.

What types of water can this pool cleaner handle?

With 360° LiDAR positioning and AI-powered smart mapping, L1 Ultra achieves nearly 95% coverage, improving cleaning efficiency by up to 40% compared to traditional robotic pool cleaners.

Which areas of the pool can Hydro 4 SE clean?

Hydro 4 SE robotic pool cleaner effectively cleans the pool bottom, walls, and waterline, providing comprehensive automatic pool cleaning for a spotless swimming experience.

Can l place Hydro 4 SE pool robot anywhere in the pool to start working?

Yes, you can position this robotic pool cleaner anywhere in the pool to begin the cleaning cycle. Its user-friendly design allows for flexible setup.

How many filter type does it have?

Hydro 4 SE robotic pool cleaner comes with a single filter type. Please refer to the filter documentation for more details on its advanced pool filtration system.

How many cleaning modes does Hydro 4 SE robotic pool cleaner have?

Hydro 4 SE robotic cleaner offers three cleaning modes: Standard, Fast, and Ultra, allowing you to choose the automatic pool cleaning mode that best suits your pool’s needs.

Can I use Hydro 4 SE in rainy days?

Yes, Hydro 4 SE automatic pool cleaner can be used on rainy days. However, to ensure the durability of the device, the power control box should be kept dry and placed under a sheltered area to avoid prolonged exposure to rain.

Why can't the APP connect to the Hydro 4 SE machine after it enters the water?

According to the product design, the Hydro 4 SE only supports communication connections in ground environments. When the device is submerged, Bluetooth signals are blocked by the underwater environment, preventing the APP from connecting to the machine.