---
product_id: 40933311
title: "Replacement Impeller Retainer O Ring for Cascade 700 1000 1200 1500"
brand: "penn-plax"
price: "NZ$21"
currency: NZD
in_stock: true
reviews_count: 8
category: "Penn Plax"
url: https://www.desertcart.nz/products/40933311-replacement-impeller-retainer-o-ring-for-cascade-700-1000-1200
store_origin: NZ
region: New Zealand
---

# Universal Cascade compatibility 5-minute quick install Precision-fit O ring Replacement Impeller Retainer O Ring for Cascade 700 1000 1200 1500

**Brand:** penn-plax
**Price:** NZ$21
**Availability:** ✅ In Stock

## Summary

> ⚙️ Keep your aquatic ecosystem flowing flawlessly—because your filter deserves the best!

## Quick Answers

- **What is this?** Replacement Impeller Retainer O Ring for Cascade 700 1000 1200 1500 by penn-plax
- **How much does it cost?** NZ$21 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/40933311-replacement-impeller-retainer-o-ring-for-cascade-700-1000-1200)

## 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 Build:** Crafted from resilient plastic to ensure long-lasting reliability under water.
- • **Effortless Maintenance:** Swap out your worn O ring in just 5 minutes—no hassle, no downtime.
- • **Seamless Compatibility:** Designed specifically for Cascade 700, 1000, 1200, and 1500 filters for perfect fit every time.
- • **Trusted by Enthusiasts:** Join thousands of aquarium pros who rely on Penn-Plax for flawless filtration.
- • **Quiet & Efficient Operation:** Eliminates cavitation and rattling, restoring smooth pump performance.

## Overview

The Penn-Plax Replacement Impeller Retainer O Ring is a precision-engineered plastic seal designed for Cascade canister filters (models 700, 1000, 1200, 1500). It enables quick, tool-free replacement to eliminate pump noise and cavitation, ensuring optimal filter performance and longevity.

## 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 | #194,156 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #310 in Pool Pump Replacement Parts & Accessories |
| Brand | Penn-Plax |
| Brand Name | Penn-Plax |
| Color | No Color |
| Customer Reviews | 4.6 out of 5 stars 185 Reviews |
| Included Components | Replacement Impeller Retainer O Ring for Cascade 700 1000 1200 1500 |
| Item Type Name | Replacement Impeller Retainer O Ring for Cascade 700 1000 1200 1500 |
| Item Weight | 4.54 g |
| Manufacturer | Penn-Plax |
| Material | Plastic |
| Material Type | Plastic |
| Model | CCF218 |
| Part Number | CCF218 |
| UPC | 030172018060 |
| Unit Count | 1.0 Count |
| Warranty Description | Warranty |

## Images

![Replacement Impeller Retainer O Ring for Cascade 700 1000 1200 1500 - Image 1](https://m.media-amazon.com/images/I/31wLC-nN3NL.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.nz/products/40933311-replacement-impeller-retainer-o-ring-for-cascade-700-1000-1200](https://www.desertcart.nz/products/40933311-replacement-impeller-retainer-o-ring-for-cascade-700-1000-1200)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-09-03*