---
product_id: 7867679
title: "OR-212 - O-Ring for Sterilight Retaining Nut - Sold Individually"
brand: "sterilight"
price: "€ 22.81"
currency: EUR
in_stock: true
reviews_count: 7
category: "Sterilight"
url: https://www.desertcart.de/products/7867679-or-212-o-ring-for-sterilight-retaining-nut-sold-individually
store_origin: DE
region: Germany
---

# Precision fit for Sterilight retaining nuts RN-001 & RN-SUV Compatible with 8+ Viqua Sterilight UV series EPDM material for superior durability OR-212 - O-Ring for Sterilight Retaining Nut - Sold Individually

**Brand:** sterilight
**Price:** € 22.81
**Availability:** ✅ In Stock

## Summary

> 🔒 Seal your water’s purity with the original—don’t settle for less!

## Quick Answers

- **What is this?** OR-212 - O-Ring for Sterilight Retaining Nut - Sold Individually by sterilight
- **How much does it cost?** € 22.81 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/7867679-or-212-o-ring-for-sterilight-retaining-nut-sold-individually)

## Best For

- sterilight enthusiasts

## Why This Product

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

## Key Features

- • **Broad Compatibility:** Seamlessly fits all Viqua Sterilight UV systems using RN-001 or RN-SUV retaining nuts—versatility you can trust.
- • **Unmatched Durability:** Crafted from premium EPDM for long-lasting UV resistance and leak-proof sealing.
- • **Precision Engineering:** Factory-original design ensures a perfect, secure fit with Sterilight quartz sleeves and retaining nuts.
- • **Effortless Maintenance:** Sold individually for easy replacement—keep your water treatment system running flawlessly without downtime.
- • **Trusted Brand Assurance:** Genuine Viqua part #410867 (OR-212) guarantees OEM quality and peace of mind.

## Overview

The OR-212 is a genuine Viqua replacement O-ring made from durable EPDM material, designed specifically for Sterilight ultraviolet water treatment systems. Compatible with multiple Sterilight UV series and retaining nuts RN-001 and RN-SUV, this precision-engineered seal ensures leak-proof performance and longevity. Sold individually, it’s the trusted OEM part to maintain optimal system efficiency and water purity.

## Description

Genuine Viqua Brand Replacement O-Ring for Sterilight UV Quartz Sleeves and Aluminum Retaining Nuts Replacement O-Ring for Viqua Sterilight Brand Ultraviolet Water Treatment Systems VIQUA 410867 (Formerly OR-212) O-Ring is used with many Sterilight UV lamp quartz sleeves and with all Sterilight aluminum retaining nuts - part #'s RN-001 & RN-SUV (retaining nuts are sold separately). VIQUA 410867 OR-212 is the factory replacement o-ring for most sterilight models. Compatible With Viqua Sterilight UV Systems Series: SQ, SSM, SC, SCM, SP, SPV, VT, VH, VP Material: EPDM

Review: 👍 - Worked fine on a 15yr old sterilite unit. May have found cheaper at local HW store, but desertcart convenience...
Review: Not the same - These o rings are alot thicker than original 410867 viqua Didnt want to take a chance using them not sure if they would work

## Features

- Genuine Viqua 410867 (OR-212) Replacement O-Ring for Viqua Sterilight Brand Ultraviolet Water Treatment Systems
- Compatible with all Viqua Ultraviolet Systems which Use Retaining Nut RN-001 or RN-SUV. (Retaining Nut is Sold Separately)
- Compatible with most Sterilight Brand UV Lamp Quartz Sleeves
- Compatible With Viqua Sterilight UV Systems Series: SQ, SSM, SC, SCM, SP, SPV, VT, VH, VP
- Material: EPDM

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B004BME6WQ |
| Best Sellers Rank | #290,208 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,244 in O-Rings |
| Brand | Sterilight |
| Color | Black |
| Customer Reviews | 3.8 3.8 out of 5 stars (37) |
| Date First Available | November 10, 2009 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 0.634 ounces |
| Item model number | OR-212 |
| Manufacturer | Sterilight |
| Material | Ethylene Propylene Diene Monomer (EPDM) |
| Package Dimensions | 3.9 x 2 x 0.1 inches |
| Temperature Range | -4E+1 Degrees Celsius |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** Sterilight
- **Color:** Black
- **Manufacturer:** Sterilight
- **Material:** Ethylene Propylene Diene Monomer (EPDM)
- **Temperature Range:** -4E+1 Degrees Celsius

## Images

![OR-212 - O-Ring for Sterilight Retaining Nut - Sold Individually - Image 1](https://m.media-amazon.com/images/I/31vieOrSPzL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 👍
*by P***7 on March 9, 2019*

Worked fine on a 15yr old sterilite unit. May have found cheaper at local HW store, but amazon convenience...

### ⭐ Not the same
*by S***O on February 27, 2024*

These o rings are alot thicker than original 410867 viqua Didnt want to take a chance using them not sure if they would work

### ⭐⭐⭐⭐⭐ Five Stars
*by D***N on September 13, 2017*

Perform as expected

## Frequently Bought Together

- OR-212 - O-Ring for Sterilight Retaining Nut - Sold Individually
- Viqua S810RL Replacement Water System UV Lamp for S8Q-PA
- VIQUA QS-810 UV Replacement Quartz Sleeve for the VIQUA S8Q-PA system

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**Shop now:** [https://www.desertcart.de/products/7867679-or-212-o-ring-for-sterilight-retaining-nut-sold-individually](https://www.desertcart.de/products/7867679-or-212-o-ring-for-sterilight-retaining-nut-sold-individually)

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-03-15*