---
product_id: 14834967
title: "Rheem SP8346 Temperature and Pressure Relief Valve with 3/4-Inch NPT, Small"
brand: "rheem"
price: "€ 64.12"
currency: EUR
in_stock: true
reviews_count: 12
category: "Rheem"
url: https://www.desertcart.com.cy/products/14834967-rheem-sp8346-temperature-and-pressure-relief-valve-with-3-4
store_origin: CY
region: Cyprus
---

# 3/4-Inch NPT Thread Max Pressure 150 PSI Max Temp 210°F Rheem SP8346 Temperature and Pressure Relief Valve with 3/4-Inch NPT, Small

**Brand:** rheem
**Price:** € 64.12
**Availability:** ✅ In Stock

## Summary

> 🔥 Stay cool under pressure with Rheem’s ultimate safety valve! 🌡️

## Quick Answers

- **What is this?** Rheem SP8346 Temperature and Pressure Relief Valve with 3/4-Inch NPT, Small by rheem
- **How much does it cost?** € 64.12 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/14834967-rheem-sp8346-temperature-and-pressure-relief-valve-with-3-4)

## Best For

- rheem enthusiasts

## Why This Product

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

## Key Features

- • **Seamless Compatibility:** Designed specifically for Rheem water heaters with 3/4-inch NPT inlet and outlet threads for a perfect, leak-free fit.
- • **Effortless Installation:** Compact 7-1/4 inch length and user-friendly design make replacement quick and hassle-free, even for older models.
- • **Precision Safety Control:** Engineered to release pressure at 150 PSI and temperature at 210°F, ensuring your water heater operates safely and efficiently.
- • **Trusted Brand Reliability:** Backed by Rheem’s industry-leading quality and a 4.5-star rating from hundreds of satisfied professionals.
- • **Durable Stainless Steel Build:** Corrosion-resistant metal construction guarantees long-lasting performance and peace of mind.

## Overview

The Rheem SP8346 Temperature and Pressure Relief Valve is a compact, stainless steel safety device designed to protect your water heater by releasing excess pressure up to 150 PSI and temperature up to 210°F. Featuring 3/4-inch NPT threaded connections, it ensures seamless compatibility with Rheem water heaters, offering reliable, corrosion-resistant performance and easy installation for lasting peace of mind.

## Description

Product Description Rheem SP8346 Temperature and Pressure Relief Valve with 3/4-Inch NPT, Small From the Manufacturer Rheem is a leading provider of gas furnaces, heat pumps, air conditioners, air handlers, indoor air quality products, gas and electric water heaters.

Review: Well priced quality unit - Works great! Easy swap out. Quality built and have had no problems with it since installation.
Review: Replace your old pressure relief valve with this Rheem pressure relief valve to be new again. - Replaced an old pressure relief valve with this Rheem valve. No probem installation for an older Whirlpool water heater. Corrosion buildup nasty.

## Features

- For best results, use only Rheem replacement parts for repairing your Rheem Water Heater
- Maximum Temperature Setting (Deg. F): 210, Maximum Pressure Setting (psi): 150, CSA Capacity (BTU/HR): 105,000, Inlet Thread Size - NPT (in.): 3/4
- Outlet Thread Size - NPT (in.): 3/4, Overall Length (in.): 7-1/4, Body Length (in.): 4-1/4, Sensor Length (in.): 3
- Kits which contain this part: 45W510, SP13266

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B009AX2ULU |
| Best Sellers Rank | #59,870 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #79 in Water Heater Replacement Parts #9,466 in Parts & Accessories |
| Brand Name | Rheem |
| Customer Reviews | 4.5 4.5 out of 5 stars (371) |
| Exterior Finish | Stainless Steel |
| Global Trade Identification Number | 00020352436364 |
| Inlet Connection Size | 0.75 Inches |
| Inlet Connection Type | National Pipe Tapered |
| Item Dimensions | 1 x 1.2 x 0.2 inches |
| Item Type Name | SP8346 |
| Manufacturer | Rheem |
| Material Type | Metal |
| Maximum Pressure | 150 Pound per Square Inch |
| Model Number | SP8346 |
| Number of Ports | 2 |
| Outlet Connection Size | 0.75 Inches |
| Outlet Connection Type | NPT |
| Size | Small |
| Thread Size | 3/4 inches |
| Thread Type | NPT |
| UPC | 020352436364 |
| Unit Count | 1 Count |
| Valve Type | Pressure Relief Valve |

## Product Details

- **Brand:** Rheem
- **Exterior Finish:** Stainless Steel
- **Inlet Connection Size:** 0.75 Inches
- **Inlet Connection Type:** National Pipe Tapered
- **Item dimensions L x W x H:** 1 x 1.2 x 0.2 inches
- **Material:** Metal
- **Maximum Operating Pressure:** 150 Pound per Square Inch
- **Number of Ports:** 2
- **Outlet Connection Size:** 0.75 Inches
- **Outlet Connection Type:** NPT

## Images

![Rheem SP8346 Temperature and Pressure Relief Valve with 3/4-Inch NPT, Small - Image 1](https://m.media-amazon.com/images/I/71OLfhderML.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Well priced quality unit
*by G***E on June 19, 2025*

Works great! Easy swap out. Quality built and have had no problems with it since installation.

### ⭐⭐⭐⭐⭐ Replace your old pressure relief valve with this Rheem pressure relief valve to be new again.
*by S***E on March 6, 2026*

Replaced an old pressure relief valve with this Rheem valve. No probem installation for an older Whirlpool water heater. Corrosion buildup nasty.

### ⭐⭐⭐⭐⭐ Five Stars for Working Perfect
*by C***N on October 3, 2025*

Worked perfectly for my Rheem hot water tank.

## Frequently Bought Together

- Rheem Temperature and Pressure Relief Valve SP8346, Small
- Rheem SP12574 Temperature and Pressure Relief Valve,Small
- Cash Acme 3/4 Inch NCLX-5L Temperature and Pressure Relief Valve, Push to Connect Brass Plumbing Fittings, Copper, CPVC Pipe, 150 PSI, 18821-0150

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**Shop now:** [https://www.desertcart.com.cy/products/14834967-rheem-sp8346-temperature-and-pressure-relief-valve-with-3-4](https://www.desertcart.com.cy/products/14834967-rheem-sp8346-temperature-and-pressure-relief-valve-with-3-4)

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*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-04-24*