Description
The CHASING Hydro 4 Robotic Pool Cleaner is engineered for powerful, intelligent cleaning in medium to large pools. Designed to clean the pool floor, walls, and waterline, Hydro 4 uses a dual-pump system and advanced navigation to deliver consistent, thorough results.
Hydro 4 is available in three power configurations, allowing you to choose the setup that best fits your pool environment:
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Hydro 4 Corded – Continuous AC power with a Wi-Fi power supply and 15m cable for uninterrupted cleaning.
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Hydro 4 Battery (Buoy) – External buoy battery provides extended cordless cleaning with stable power delivery.
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Hydro 4 Combination Kit – Supports both corded and battery-powered operation for maximum flexibility.
Using the CHASING App, users can schedule cleanings, set delays, control the robot manually, activate one-click pickup, and manage cleaning modes via Wi-Fi cloud connectivity. Hydro 4 supports six cleaning modes: Regular, Fast, Ultra, Pool Bottom, Waterline, and Custom.
With a 5,070 GPH suction rate, dual centrifugal pumps, an active brush system, and a large 4.1L 180μm filter basket, Hydro 4 is built to handle heavy debris, leaves, and fine particles for a consistently clean pool.
Tech Specs
Types of Pools
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Types of Pools: Medium to large in-ground pools
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Pool Size: Up to 1,614 sq. ft.
Performance
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Dimensions: 398 × 405 × 253 mm
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Weight: 6.5 kg
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Motors: 2 × Turbine centrifugal pump motors
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Brush System: Dual active brushes
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Scrubbing Type: Suction and dual active front & rear PVC rollers
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Suction Power / Flow Rate: 5,070 GPH / 320 L/min
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Filtration: 180μm (50μm hyper-fine optional)
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Filter Basket Capacity: Top-load 4.1L
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Navigation Algorithm: Random path
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Obstacle Crossing: Up to 32 mm
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Recovery: One-click pickup
Power & Charging
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Battery Life: Up to 210 minutes (battery version) / Continuous AC power
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Charging Time: 4 hours (battery version)
Cleaning
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Cleaning Modes: Auto 1h / 2h / 3h (Floor + Walls + Waterline), Wall only 2h, Floor only 2h
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Cleaning Area: Floor, walls, waterline
Packing List
- 1 × Chasing Hydro 4 Robot
- 1 × 3m tethering cable (corded)
- 1 × Power control box (corded)
- 3 × Crew (corded)
- 1 × Battery buoy (cordless)
- 1 × Power adapter (cordless)
- 1 × O-ring
- 1 × File envelope
- 1 × User manual
FAQ
What kind of pool is suitable for a robotic pool cleaner like the Hydro 4?
This automatic pool cleaner is ideal for pools up to 15 meters long and 200 square meters in area, regardless of shape. It’s compatible with vinyl, fiberglass, and ceramic pool surfaces.
What types of water can this pool cleaner handle?
Hydro 4 operates in water temperatures between 5°C and 40°C, chlorine levels up to 4ppm, salt levels up to 10,000ppm, and pH levels from 7 to 7.8.
Which areas of the pool can the Hydro 4 clean?
Hydro 4 cleans the pool floor, walls, and waterline.
Can I place the Hydro 4 anywhere in the pool to start working?
Yes, the robot can be placed anywhere in the pool to begin the cleaning cycle.
How many filter types does it have?
Hydro 4 comes with a single filter type. Optional hyper-fine filters are available separately.
How long does the cordless version take to fully charge?
The cordless version requires approximately 4 hours to reach a full charge.
Can Hydro 4 handle large leaves and debris?
Yes. Its dual suction system and 4.1L debris basket are designed to handle heavy leaf coverage and large organic debris.
Can I use Hydro 4 in rainy days?
Yes. However, the power control box should be kept dry and sheltered.
Shipping & Returns
Shipping: Orders are generally processed within 2–5 business days, followed by an estimated 5–7 business days in transit. Tracking information is normally provided within 24 hours after the order ships. Standard shipping is available within the contiguous United States. Any mandatory product-specific shipping or delivery charge is displayed during checkout before the order is submitted.
Returns: Eligible items may be requested for return within 30 days of delivery. Conditions, return shipping costs, and a 25% restocking fee apply as described in our policy. Please report visible shipping damage within 7 days of delivery.
Shipping Policy | Refund and Return Policy
Warranty
Hydro 4 includes a 3-year manufacturer warranty. Warranty coverage varies by model.
For after-sales support, customers may contact Chasing engineers directly. The Chasing engineering team will manage the service process until the issue is resolved.
