Dolphin S400 Wi-Fi Robotic Pool Cleaner (Discontinued) – Replaced by Dolphin S2000
Robotic Pool Cleaner
Dolphin S400 Wi-Fi Robotic Pool Cleaner
The Dolphin S400 has been discontinued by Maytronics and replaced by the newer Dolphin S2000 Robotic Pool Cleaner.
This Product Has Been Discontinued
The Dolphin S400 Wi-Fi Robotic Pool Cleaner is no longer in production and is no longer available for purchase.
Ultimate Pools recommends the Dolphin S2000 Robotic Pool Cleaner as the current replacement model. It offers modern cleaning performance, Wi-Fi control, active scrubbing, and advanced navigation for today's residential in-ground pools.
View Dolphin S2000 ReplacementIf you're searching for the Dolphin S400, you've come to the right place. Although this model has been discontinued, Maytronics continues to offer advanced robotic pool cleaners with improved performance and updated features.
The Dolphin S2000 is the recommended replacement, delivering intelligent navigation, complete floor, wall, and waterline cleaning, Wi-Fi connectivity through the MyDolphin™ Plus App, and simple top-load filtration for easier maintenance.
Why Choose the Dolphin S2000?
Wi-Fi connectivity allows scheduling, remote control, and cleaner management from your smartphone.
Cleans floors, walls, waterline, steps, and compatible sun ledges.
Enhanced grip and navigation help maintain cleaning performance on vertical surfaces.
Interchangeable filters capture everything from leaves to fine dust and algae.
Guide the cleaner directly from the mobile app for targeted cleaning.
Supported with the latest software updates, replacement parts, and manufacturer warranty.
Best For
- Customers replacing or considering the discontinued Dolphin S400
- In-ground pools up to 39 ft
- Floor, wall, waterline, step, and sun ledge cleaning
- Pool owners who want Wi-Fi app control and weekly scheduling
- Fine and ultra-fine debris filtration
Premium 30 Specifications
| Original Model | Dolphin S400 |
| Original Product Number | 99996261-US |
| Status | Discontinued |
| Recommended Replacement | Dolphin S2000 Robotic Pool Cleaner |
| Pool Type | Residential In-Ground Pools |
| Maximum Pool Size | Up to 50 ft (15 m) |
| Cleaning Coverage | Floor, Walls & Waterline |
| Connectivity | MyDolphin™ Plus Wi-Fi App |
| Filtration | Multi-Layer |
| Cable | Anti-Tangling Swivel Cable |
| Caddy Included | Yes |
| Replacement Product | View Dolphin S2000 |
Looking for the Dolphin S400?
The S400 has been replaced by the Dolphin S2000. Visit the current product page for details and purchase information.
Shop Dolphin S2000