
High-suction Cordless Pool Robot for Wall Climbing
- High suction power — lifts leaves, sand, dirt, and debris from floor, walls, and waterline
- Cordless convenience — rechargeable battery, no hoses, cables, or external pump
- Wall-climbing technology — climbs vertical walls up to 90° and scrubs the waterline
- Intelligent navigation — smart path planning covers the whole pool, no missed spots
- Fine filtration — captures fine particles for crystal-clear water
- Easy operation — drop in, press one button, no installation
- Quiet & safe — works with liner, fiberglass, and concrete pool surfaces
Brand | Addotron |
Model No. | Hydro Apex S |
Control | Remote control / App |
Efficiency | 12 m/min |
Characteristics |
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User Guide |
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Important Notes | ⚠️ Forbid dry‑running out of water ⚠️ Use original charger only ⚠️ No swimmers during cleaning ⚠️ Do not drag robot manually at work ⚠️ Heavy algae walls may cause slipping ⚠️ Clean filter basket when suction drops ⚠️ Air‑dry in cool shaded place ⚠️ No private disassembly |
Basic Specifications | Color | Greyish black / Black |
Size | L526 x W450 x H260 mm | |
Weight | 13.8 kg | |
Navigation | Navigation system | IMU + Ultrasound |
Remote control | 433 remote control, water depth 1.5m, controllable range 15m | |
Sensor | Gyroscope | 6 axes |
Ultrasonic testing | 6 meters | |
Motor | Water-absorbing motor | Brushless motor, rotational speed: 3000 rpm |
Walking motor | DC deceleration motor, rotational speed: 20 - 25/min | |
Battery | Battery power | 9000 mAh |
Working hours | 3 h | |
Charging time | 3.5 h | |
Storage | Temperature range | -20℃ ~ 60℃ |
Product lifespan | 2 Y | |
Working temperature | 4℃ ~ 35℃ |
1. | Stable High‑Suction During Wall‑Climbing |
Optimized independent suction‑motor structure maintains consistent strong suction on pool floor and vertical walls, avoiding obvious suction drop when climbing. Effectively captures leaves, sand, silt and fine sediment for deep‑level pool cleaning. | |
2. | Reliable Vertical Wall‑Climbing Performance |
Upgraded heavy‑duty anti‑slip traction tracks deliver firm grip. Smoothly climbs tile, fiberglass, pebble and concrete pool walls to scrub algae, limescale, bio‑film and stubborn waterline residues. | |
3. | 100% Cordless Battery‑Powered & Gyro Smart Navigation |
Fully wireless without tangled underwater cables. Built‑in gyroscope mapping plans orderly cleaning routes, reduces blind spots and repeated passes. Three optional cleaning modes: Floor‑Only, Wall & Waterline, Full Auto to meet diverse maintenance demands. | |
4. | Active Scrub Brushes & Large‑Capacity Filtration System |
Motor‑driven active scrub brushes agitate stuck‑on dirt. Large‑volume detachable filter basket holds plenty of debris and supports quick rinse‑off without complicated disassembly. | |
5. | User‑Friendly Design for Residential In‑ground Pools |
Auto‑parks near pool wall upon cycle completion for easy retrieval with telescopic pole. Reinforced waterproof construction ensures long‑term stable performance. Simple post‑use maintenance for household in‑ground pools. | |
6. | Combination of Active Scrubbing and Large‑capacity Filtration |
Power‑driven rotating brushes loosen adhered dirt. Large‑capacity filter basket collects large amounts of dirt, and can be quickly rinsed after cleaning, lowering daily maintenance workload. | |
7. | Practical Human‑centered Details |
Auto‑park function makes robot retrieval convenient. Reinforced waterproof structure improves durability. Well‑suited for most residential in‑ground pools, bringing hands‑free automatic cleaning experience. |
Applicable Environment and Precautions | ||
1. | ✅ | It fits tile, fiberglass, pebble and smooth concrete pool surfaces perfectly. |
2. | ✅ | Works stably in 0.6-3.0m water depth and 5-35℃ water temperature. |
3. | ✅ | Adapts to standard chlorine-disinfected household pool water with pH 7.0-7.8. |
4. | ✅ | Not suitable for saltwater pools, spas, commercial pools and special corrosive water environments. |
5. | ❌ | Not applicable for saltwater pools, hot springs, spas and hot tubs without professional customization. |
6. | ❌ | Do not use in water with high-concentration corrosive chemicals, which will damage the robot’s waterproof structure and internal components. |
7. | ❌ | Not recommended for pools with extremely thick wall sludge and heavy oil film, which will cause robot slipping and unstable wall-climbing. |
Application Scenario

Small Swimming Pool

Indoor Public Swimming Pool

Outdoor Large Swimming Pool

Non-standard Swimming Pool
1. | What pools can this wall-climbing robot clean? |
Ideal for residential in-ground pools. Fits tile, fiberglass, pebble and concrete pool walls and floors. Not for saltwater pools, spas and commercial pools. | |
2. | Why does the robot fail to climb walls or slip easily? |
Thick algae on walls, clogged filter basket or low battery will cause unstable climbing. Clean the wall dirt and filter, then fully charge the unit. | |
3. | Will suction decrease during wall climbing? |
No. Upgraded independent high-suction motor ensures stable suction on floors and vertical walls without attenuation. | |
4. | What cleaning modes are available? |
3 optional modes: Floor-Only, Wall & Waterline, Full Auto cleaning for flexible pool maintenance. | |
5. | Is dry running allowed? |
Never power on out of water. Dry running will cause permanent motor damage. | |
6. | How to maintain the robot daily? |
Rinse filter basket, brushes and tracks after each use. Air dry in shade and avoid direct sunlight. | |
7. | Can people swim during cleaning? |
No. Keep swimmers, kids and pets away from the working pool robot. |

