---
product_id: 5000720
title: "Pentair Rainbow 320C Automatic in-Line Chlorine/Bromine Feeder"
price: "¥43309"
currency: JPY
in_stock: false
url: https://www.desertcart.jp/products/5000720-pentair-rainbow-320c-automatic-in-line-chlorine-bromine-feeder
store_origin: JP
region: Japan
---

# In-line installation for seamless flow Secure, durable amber body Automatic chemical dosing Pentair Rainbow 320C Automatic in-Line Chlorine/Bromine Feeder

**Price:** ¥43309
**Availability:** ❌ Out of Stock

## Summary

> 💧 Keep your pool pristine with hands-free precision!

## Quick Answers

- **What is this?** Pentair Rainbow 320C Automatic in-Line Chlorine/Bromine Feeder
- **How much does it cost?** ¥43309 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/5000720-pentair-rainbow-320c-automatic-in-line-chlorine-bromine-feeder)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Easy Installation:** Clear instructions and compatible with most pool systems for quick setup
- • **Durable Amber Body:** Resists UV damage and chemical corrosion for long-lasting performance
- • **Effortless Pool Care:** Automates chlorine/bromine feeding for consistent water quality
- • **Seamless Integration:** In-line design fits directly into your pool’s return line
- • **Precision Flow Control:** Ensures optimal chemical distribution without manual intervention

## Overview

The Pentair R171218 Rainbow 320C is an automatic in-line chlorine/bromine feeder designed to maintain balanced pool and spa water chemistry. Featuring a durable amber body resistant to UV and chemical wear, it installs directly into the return line for seamless, consistent chemical dosing, reducing manual maintenance and ensuring crystal-clear water.

## Description

This Rainbow 320 automatic chlorine/bromine in-line pool and spa feeder holds 11 large or 98 small bromine or slow dissolving trichlor tablets. Treats 6500 to 27000 gallons in a bottom feed configuration and 18000 to 70000 gallons in a top feed configuration with see-through amber body. Installs in return line on pressure side of pump downstream of all equipment. Standard with 2-inch slip PVC fittings and adapters for 1-1/2-inch. Completely enclosed system, no special venting required. No escaping gases. NSF listed and 50 PSI maximum operating pressure. Measures 17-1/2-inch length by 21-inch height by 20-inch width.

## Features

- Rainbow 320 (cylinder) automatic chlorine/bromine in-line pool and spa feeder
- Holds 11 large or 98 small bromine or slow dissolving trichlor tablets
- Treats 6500 to 27000 gallons in a bottom feed configuration and 18000 to 70000 gallons in a top feed configuration with see-through amber body
- Completely enclosed system, no special venting required
- Measures 17-1/2-inch length by 21-inch height by 20-inch width

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B004GXSBPS |
| Best Sellers Rank | #544,810 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #16,161 in Pool & Spa Replacement Parts |
| Customer Reviews | 4.3 4.3 out of 5 stars (411) |
| Is Discontinued By Manufacturer | No |
| Item Weight | 4.35 pounds |
| Item model number | R171218 |
| Manufacturer | Pentair |
| Product Dimensions | 17.5 x 20 x 21 inches |

## Images

![Pentair Rainbow 320C Automatic in-Line Chlorine/Bromine Feeder - Image 1](https://m.media-amazon.com/images/I/415AX9q5TOL.jpg)

## Frequently Bought Together

- Pentair R171218 Rainbow 320C Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa - Amber Body
- Pentair R172288 Corrosion Resistant Check Valve Replacement Pool and Spa Automatic Feeder
- 2-Pack Chlorinator Lid Replacement O-Ring For Pentair Rainbow Models 300/320 R172009 O-283 2 Pack

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**Shop now:** [https://www.desertcart.jp/products/5000720-pentair-rainbow-320c-automatic-in-line-chlorine-bromine-feeder](https://www.desertcart.jp/products/5000720-pentair-rainbow-320c-automatic-in-line-chlorine-bromine-feeder)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-06-22*