Best Dolphin S300i 2026

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Last Updated - 03.02.2026

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01

Dolphin

Dolphin E35i Automatic Pool Cleaner Pool Robot with Cable - Floor and Wall Cleaning - Energy Saving, Recessed Pools up to 12 m

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9.7

Exceptional

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ULTRA FINE FILTRATION A dual filter system catches all kinds of large and small contaminants in your pool and won't let them back into pool water.
OVERCOMES GRAVITY This pool robot overcomes any obstacle. It navigates effortlessly over the pool surface, climbs up walls and cleans the waterline.
MAXIMUM POOL COVERAGE Intelligent navigation software scans the pool to give the robot an efficient route for cleaning and ensure that the entire area is covered.
Developed by Maytronics, the world's leading pool cleaning system company. Rigorously tested and reliable, including a 2-year warranty.
APP-Controlled Pool Maintenance With the MyDolphin Plus app, you can control your robot from anywhere: set cleaning plans, launch the pool robot, receive warnings, and much more.

1.185,00 €
02

Dolphin

Dolphin Nautilus CC Pro Robot Pool Vacuum Cleaner Floor, Waterline and Wall Cleaning, Control with App, for Built-in Pools up to 15 m, Strong Suction Power, Weekly Planner

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9.6

Exceptional

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Single Layer Filtration An advanced filtration technology that catches leaves and other larger contaminants.
OVERCOMES GRAVITY This pool robot overcomes any obstacle. It navigates effortlessly over the pool surface, climbs up walls and cleans the waterline.
Five-star cleaning: Thanks to our PowerStream technology, the multi-directional water jets ensure seamless navigation and ensure flawless clean pool surfaces and walls.
Developed by Maytronics, the world's leading pool cleaning system company. Rigorously tested and reliable, including a 2-year warranty.
APP-Controlled Pool Maintenance With the MyDolphin Plus app, you can control your robot from anywhere: set cleaning plans, launch the pool robot, receive warnings, and much more.

1.049,00 €
03

Dolphin

Dolphin Nautilus CC Automatic Pool Cleaner Pool Robot with Cable - Floor and Wall Cleaning - Energy Saving, Recessed Pools up to 10 m, Water Care

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9.4

Excellent

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Powerful wall cleaning: excellent climbing skills allow efficient cleaning of the floor and walls, regardless of pool shape and surface texture.
Powerful cleaning: the pool robot is equipped with two active brushes that remove dirt, algae, leaves, vermin and other impurities and ensure thorough cleaning.
Lightweight design: quick water drain for easy lifting out of the basin, complemented by ergonomic hand grips for effortless handling.
Effortless filter cleaning: thanks to the top accessible filter basket, it can be easily removed for cleaning. Simply open the lid, remove basket and rinse off contaminants.
Developed by Maytronics, the world's leading pool cleaning system company. Rigorously tested and reliable, including a 2-year warranty.

699,00 €
Value for Money

04

vhbw

vhbw 4 x H11 Filter Pad Compatible with Dolphin S300i, S300, S400, Quantum, Premium, S200 Pool Vacuum Cleaner, Pool Robot - Fine Filter

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9.2

Excellent

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Replacement for 9991432 R4
Replacement filter for your pool vacuum robot | Filters the finest floating particles up to 50 microns from the pool water | For clean and crystal clear pool water
Material: cotton, fleece, plastic, colour: black, white, weight: 402 g
For direct insertion into the filter basket of the vacuum cleaner - easy filter change. Carefully selected materials for maximum filter performance
Box contents: 4 x filter pads, accessories and spare parts for pool vacuum cleaners and pool cleaners

21,39 €
05

Fiitzn

Ultra Fine Filter Compatible with Dolphin Active 20, Explorer E30, M600, Proteus DX4, Triton PS, S200, S300 Pleated Pool Cleaner Replacement Ultra Fine Filter Basket - Part Number 9991458-R1

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9.1

Excellent

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[Durable] ABS plastic frame, more stable and durable. It supports the filter layer firmly and prevents it from breaking during work.
SOLID STRUCTURE Thick pleated fabric with a strong plastic support frame that holds the shape that is not easily deformed when the pool water flows through
EFFICIENT FILTRATION The ultra-fine, sturdy filter paper absorbs sand and leaves more than traditional fabric. Allows better dirt reduction
DURABLE Easy to clean with a garden hose for reuse, which greatly extends the life of the filter. Make sure to rinse the filter every 4-6 weeks for optimal performance
COMPATIBLE WITH VARIOUS VERSIONS Fiitzn water filter perfectly compatible with the following Dolphin robot pool cleaners: Active 20, Active 30, Active 30i, Active 40, Active 60, Advantage Ultra, Discovery (new), Explorer E30, Explorer E50, Explorer E70, M600, Mercury, Premium, Proteus DX4, Proteus DX5i, Prowe. ler 920 Prowler 930, Prowler 930W, Quantum, S200, S300, S300i, S400, T35, T45, T55i, Triton PS, Triton PS Plus, Warrior SE, Warrior SI. Part Number 9991458-R1

46,80 €
06

Dolphin

Dolphin Genuine Replacement Part - Durable 60ft Blue Swivel Cable for Tangle-Free Operation with Wi-Fi/Bluetooth - Part Number: 99958906-DIY

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9.0

Excellent

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Replacement Communication Cable - 3 Core 6ft (with Swivel) - For Remote Control/Bluetooth Models Only
Maytronics certified original parts; keep your Dolphin pool cleaner in top condition
Maytronics Part Number:99958906-DIY
Compatible with: Active 30, Active 30i, Active 40, S300, Explorer E30 with Wi-Fi, Mercury, Premium, Proteus DX5i, S300i, S400, T45, T55i, Triton PS Plus

199,00 €
07

Dolphin

Dolphin Genuine Replacement Part - Durable Blue Timing Belt (Pack of 2) - Part Number 99831521-R2

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8.9

Very Good

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Replacement Timing Belt Blue (Pack of 2)
Compatible with: S200, S300, S300i
Certified Maytronics Genuine Parts; Keep your Dolphin Pool Cleaner in top shape.

63,44 €
08

Dolphin

Dolphin Liberty 300 Automatic Pool Cleaner Pool Robot - Wall Climbing, Recessed Pools up to 10 m

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8.8

Very Good

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ULTRA EFFICIENT CLEANING Keep your pool clean all week long with the Eco Mode feature: 3 cleaning cycles on different days clean the floor with just one charge.
OVERCOMES GRAVITY This pool robot overcomes any obstacle. It navigates effortlessly over the pool surface, climbs up walls and cleans the waterline.
Filtration at the highest level: a combined filter system catches all types of contaminants - from large leaves to the finest dirt - leaving the pool radiantly clean.
Developed by Maytronics, the world's leading pool cleaning system company. Rigorously tested and reliable, including a 2-year warranty.
Cycle Selector: Customize cleaning to suit your needs with just one click and choose between floor only and floor & walls modes.

969,00 €
09

MAYTRONICS

MAYTRONICS 9995885-DIY Swimming Cable 18 m for Dolphin S300 S300i E40i

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8.7

Very Good

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Defective discontinued product
Defective discontinued product
Defective discontinued product
Defective discontinued product
Defective discontinued product

140,00 €
10

Henkgo

Replacement Part Number 9991467-R4 Ultrafine Filter Plates Compatible with Dolphin Robot Pool Cleaners, Pleated Cartridge Filter Replacement for Dolphin S200, Proteus DX4, Active 20, Active 30, S300i

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8.6

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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ULTRA FINE FILTER PANELS Replaces Part Number:9991467-R4, Direct Replacement for Dolphin Robot Pool Cleaner. Can be purchased according to the model and installed according to the details in the picture. Original version.
List of Compatible Models:Robot Pool Cleaner Filter Cartridges Compatible with Dolphin Robot Pool Cleaner Models:Active 20, Active 30, Active 30i, Active 40, Active 60, Advantage Ultra, Discovery (new), Explorer E30, Explorer E50, Explorere70, M600, Mercury, Premium, Proteu. S Dx4, Proteus Dx5i / Prowler 920, Prowler 930, Prowler 930w / Ouantum / S200, S300, S300i, S400 / T35, T45, T55i / Triton Ps, Triton Ps Plus / Warrior Se, Warrior Si.
Easy replacement: each ultra-fine cartridge filter plate for dolphin is numbered to match the position in the basket where it is to be installed. It is easiest to remove the ultra-fine filters for dolphin in the order of numbering 1-4 and then replace them in descending order of 4-1.
EXCELLENT ROBOT POOL CLEANER ACCESSORIES The pool cleaner is easy to take out. With a garden hose sprayer with the right amount of water pressure, the fine dirt absorbed in sand, gravel, leaves and other contaminants in the pool is quickly cleaned and can be reused
DURABLE FILTER ACCESSORIES Made from high quality materials that can be washed. The pleated filter can help you filter out most stains, giving you a nice summer and spending a wonderful time in the swimming pool without worry. Suitable for Dolphin Filter Kit 9991467-R4

31,00 €