---
product_id: 40933311
title: "Penn-Plax Replacement Impeller Retainer O Ring for Cascade 700 1000 1200 1500"
brand: "penn-plax"
price: "89 kr"
currency: DKK
in_stock: true
reviews_count: 8
category: "Penn Plax"
url: https://www.desertcart.dk/products/40933311-penn-plax-replacement-impeller-retainer-o-ring-for-cascade-700
store_origin: DK
region: Denmark
---

# Simple maintenance fix Quick 5-minute installation Precision fit for Cascade 700-1500 Penn-Plax Replacement Impeller Retainer O Ring for Cascade 700 1000 1200 1500

**Brand:** penn-plax
**Price:** 89 kr
**Availability:** ✅ In Stock

## Summary

> ⚙️ Keep your aquatic world flowing flawlessly—because every detail counts!

## Quick Answers

- **What is this?** Penn-Plax Replacement Impeller Retainer O Ring for Cascade 700 1000 1200 1500 by penn-plax
- **How much does it cost?** 89 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/40933311-penn-plax-replacement-impeller-retainer-o-ring-for-cascade-700)

## Best For

- penn-plax enthusiasts

## Why This Product

- Trusted penn-plax brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durable & Reliable:** Crafted from high-quality plastic materials designed to withstand continuous use and maintain a secure seal over time.
- • **Seamless Compatibility:** Engineered specifically for Cascade 700, 1000, 1200, and 1500 canister filters to ensure perfect fit and optimal performance.
- • **Effortless Installation:** Replace your worn O ring in just 5 minutes—no special tools or expertise required, minimizing downtime for your aquatic setup.
- • **Cavitation & Noise Solution:** Eliminates rattling and cavitation issues, restoring smooth, quiet pump operation for a peaceful environment.
- • **Essential Maintenance Upgrade:** Keep your aquarium filter running at peak efficiency—don’t let a small part hold back your aquatic ecosystem’s health.

## Overview

The Penn-Plax Replacement Impeller Retainer O Ring is a precision-engineered, durable plastic seal designed exclusively for Cascade 700, 1000, 1200, and 1500 canister filters. It offers a quick, tool-free installation that resolves common issues like cavitation and rattling, ensuring your aquarium filter operates quietly and efficiently. This essential maintenance part helps extend the life of your filter and maintain a healthy aquatic environment.

## Description

Replacement Impeller Retainer O Ring for Cascade 700 1000 1200 1500

Review: Had when I needed it - Definitely helped when my turtle filter broke.
Review: Simple 5 min replacement O ring - Doesn’t need too much explaining, but if you’re having issues with cavitation and rattling, then this makes a simple fix. Pull the old one out, give a quick cleaning and swap in the new one and make sure everything is set in place. Fill the filter, prime the pump and off you go.

## Features

- Replacement impeller retainer O ring for the Cascade line of canister filters by Penn-Plax
- Compatible with the Cascade 700, 1000, 1200 and 1500

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0018CLGRK |
| Best Sellers Rank | #247,538 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #343 in Pool Pump Replacement Parts & Accessories |
| Brand Name | Penn-Plax |
| Color | No Color |
| Customer Reviews | 4.5 4.5 out of 5 stars (182) |
| Date First Available | September 29, 2016 |
| Included Components | Replacement Impeller Retainer O Ring for Cascade 700 1000 1200 1500 |
| Item Dimensions LxWxH | 1 x 1 x 1 inches |
| Item Package Dimensions L x W x H | 2.36 x 2.17 x 0.55 inches |
| Item Weight | 0.01 Pounds |
| Manufacturer | Penn-Plax |
| Material | Plastic |
| Model Name | Replacement Impeller Retainer O Ring for Cascade 700 1000 1200 1500 |
| Package Weight | 0.02 Kilograms |
| Part Number | CCF218 |
| Size | One Size |
| Suggested Users | unisex-adult |
| Warranty Description | Warranty |

## Images

![Penn-Plax Replacement Impeller Retainer O Ring for Cascade 700 1000 1200 1500 - Image 1](https://m.media-amazon.com/images/I/51NUM2hK9wS.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Had when I needed it
*by P***H on December 21, 2025*

Definitely helped when my turtle filter broke.

### ⭐⭐⭐⭐⭐ Simple 5 min replacement O ring
*by O***B on January 3, 2026*

Doesn’t need too much explaining, but if you’re having issues with cavitation and rattling, then this makes a simple fix. Pull the old one out, give a quick cleaning and swap in the new one and make sure everything is set in place. Fill the filter, prime the pump and off you go.

### ⭐⭐⭐⭐⭐ Perfect
*by J***M on June 26, 2023*

Fits perfect

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**Shop now:** [https://www.desertcart.dk/products/40933311-penn-plax-replacement-impeller-retainer-o-ring-for-cascade-700](https://www.desertcart.dk/products/40933311-penn-plax-replacement-impeller-retainer-o-ring-for-cascade-700)

---

*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-02-26*