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Maytronics Authorized Dolphin DealerGenuine Maytronics parts with the fit confirmed for your model. Free US shipping on everything we stock.

Genuine Maytronics part · Power Supplies & Chargers

Maytronics Power Supply 120W 115V (Wi-Fi®)

Part number 99956085-ASSYV4 · 6 months part warranty

Genuine Maytronics replacement power supply for compatible robots, including Dolphin S300, Dolphin S400 and Dolphin Explorer E50.

Condition NewIn stock, ready to ship

$329 MSRP $399

Save $70Free shipping

Order within 2pm CST, est. delivery from 1 business day to 3 business days
Most orders arrive in 1–3 business days.
Overview

Replacement Dolphin Power Supply for S300, S400, Active 30, Active 40, T45, T55i, Mercury, Triton PS Plus, Premium, Proteus DX5i, Prowler 930W, Explorer E50, Nautilus CC Pro, Explorer E30 wifi, Advantage Pro, Premium 40.

  • 120W Wi-Fi
  • S300, Active 30, Premium & More
  • Genuine Replacement
  • Maytronics Certified Part

Listed by Poolbots for: S300, S400, Active 30, Active 40, T45, T55i, Mercury, Triton PS Plus, Premium, Proteus DX5i, Prowler 930W, Explorer E50, Nautilus CC Pro, Explorer E30 wifi, Advantage Pro, Premium 40..

Delivery & returns

Free 1–3 day FedEx shipping to the 48 contiguous states, fully tracked. Estimated delivery from 1 business day to 3 business days.

30-day trial with no restocking fees. Shipping policy · Return policy · Warranty

About this part

What it does and when to replace it.

This genuine Maytronics 120W, 115V power supply provides power to a compatible Dolphin pool-cleaning robot. It replaces the robot's existing power supply and includes Wi-Fi® and Automation Mode support.

Part 99956085-ASSYV4 has confirmed compatibility with Dolphin ADVANTAGE PRO, Dolphin Proteus DX5i, Dolphin S300, Dolphin Active 30, Dolphin T45, Dolphin T55i, Dolphin S400, Dolphin Active 40 and Dolphin Explorer E50. Match your robot model and replacement part number before ordering.

Highlights

  • Replacement Power Supply 120W (Wi-Fi)
  • Compatible with: S300, S400, Active 30, Active 40, T45, T55i, Mercury, Triton PS Plus, Premium, Proteus DX5i, Prowler 930W, Explorer E50, Nautilus CC Pro, Explorer E30 wifi, Advantage Pro, Premium 40.
  • Maytronics Certified Genuine Parts; Keep your Dolphin pool cleaner in top condition
Pool expert tips
  • Check both the robot model and part number. A matching Wi-Fi® label alone does not confirm compatibility.
  • Replace the power supply as a complete unit. Do not open its housing.
  • For help confirming fit, contact Poolbots' pool experts by live chat or phone.

Compatibility

Fits these Dolphin robots.

Confirmed by Maytronics' compatibility checker and each robot's own spare-parts list.

Also listed by Maytronics for: Dolphin ADVANTAGE PRO, Dolphin Premium, Dolphin Proteus DX5i, Dolphin Triton PS Plus, Dolphin S300, Dolphin Active 30, Dolphin T45, Dolphin T55i, Dolphin S400, Dolphin Active 40, Dolphin Explorer E50.

Poolbots lists this power supplies and chargers item for: S300, S400, Active 30, Active 40, T45, T55i, Mercury, Triton PS Plus, Premium, Proteus DX5i, Prowler 930W, Explorer E50, Nautilus CC Pro, Explorer E30 wifi, Advantage Pro, Premium 40..

Do it yourself

How to replace it at home.

  1. Switch off and unplug the power supply.

  2. Disconnect the robot's cable from the old power supply.

  3. Connect the robot's cable to the replacement power supply.

  4. With the power supply and connections dry, plug it back in.

  5. Switch it on and check that the robot starts normally.

Specifications

Product Info

Automation Mode
Yes

Size & Dimension

Package Dimensions
9.2x3.7x8.2 inch
Gross Weight
2.712 lb

General Info

Warranty (years)
0.5

Questions

Maytronics Power Supply 120W 115V (Wi-Fi®), answered.

Does this power supply fit Dolphin S300 and Dolphin S400?

Yes. Dolphin S300 and Dolphin S400 are both confirmed compatible with part 99956085-ASSYV4.

Does this version support Automation Mode?

Yes. This Wi-Fi® power supply is listed with Automation Mode support.

What is the warranty on this part?

The listed part warranty is 0.5 years, or 6 months.

Need a hand?

Not sure this is the right part?

Try It for 30 Days

Try any robot or part in your pool for 30 days. We believe a pool robot is an investment, and we know you'll love it. Which is why we have a 30 Day Trial. If you don't love it, simply return it. Unlike the other guys, we never charge a restocking fee or any other fees - meaning no restocking fee ever.

Here at Poolbots, we carry only the top models for the top brands. All of our products are backed by a full manufacturer's warranty.

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