
Maytronics Dolphin O-Ring for Cable Connector – Part #3861002 Genuine
Description
Maytronics Dolphin O-Ring for Cable Connector – Part #3861002 Genuine
Description:
The Maytronics O-Ring for Cable Connector (Part #3861002) is a certified genuine replacement part designed to maintain a watertight seal and ensure reliable operation of your Dolphin robotic pool cleaner. Built from durable materials, this O-ring helps prevent leaks, protects connections, and keeps your cleaner performing at peak efficiency.
Key Features:
Genuine Maytronics Dolphin replacement O-ring
Part #: 3861002
Designed for cable connector assemblies
Ensures watertight seal and reliable performance
Durable construction for long-lasting use
Compatible with a wide range of Dolphin models
Product Details:
Brand: Maytronics
Model: O-Ring for Cable Connector
Part Number: 3861002
Category: Pool Cleaner Replacement Parts
Condition: New
Specifications:
Type: O-Ring / Seal
Function: Maintains watertight seal at cable connection
-
Compatibility (Fits Models):
Dolphin Triton PS Plus, Quantum, Premier, Encore
Dolphin M500, M400 w/ Bluetooth, M200 (99996403-US)
Dolphin Oasis Z5i, Sigma, Discovery M2BIG
Dolphin Active 30i, Active 20, Active 10
Dolphin S200, S50, E10, T15, T35
Dolphin Nautilus CC, Proteus DX3 / DX4 / DX5i
Dolphin DX4, DX5+S, H80, H50
Dolphin Pro X2 115V CB, Wave 100 (2018)
Dolphin Premium Energy, Premium w/ Swivel
Dolphin M1C Saturn, Cayman, Escape, Echo, Solo
Shipping & Returns
Shipping: We ship within the United States only, using USPS, FedEx, and UPS. Enjoy free shipping on all orders.
Orders ship within 1 to 2 business days, and delivery typically takes 4 to 6 business days after shipping, for a total of about 5 to 8 business days from your order date.
Tracking information is emailed once your order ships. We do not currently offer international shipping. See our full Shipping Policy for full details.
Returns: Unused items in their original packaging may be returned within 30 days of delivery. A restocking fee applies to change-of-mind returns, and defective, damaged, or incorrect items are returned free of charge. See our full Refund and Returns Policy for full details.
Warranty
Warranty Assistance:
If the product is past the 30-day return window, we are still willing to assist with warranty claims. Please contact us for more information, and we will help guide you through the warranty process
Real Reviews from Our Customers
Reviews are collected from verified purchasers with Trustpilot.

Delivering Excellence in Pool Products & Service
Why Choose National Pool Supply?
We’re dedicated to providing only the best pool products, sourced from top brands. At National Pool Supply, your pool’s care is our priority, and we’re here to make your experience effortless.




