---
product_id: 655561417
title: "2-Gallon Mini Thermal Expansion Tank, Stainless Steel Hammer Arrestor with 1/2 Inch Threaded Connection, 60008"
brand: "eastman"
price: "VT9935"
currency: VUV
in_stock: true
reviews_count: 8
url: https://www.desertcart.vu/products/655561417-2-gallon-mini-thermal-expansion-tank-stainless-steel-hammer-arrestor
store_origin: VU
region: Vanuatu
---

# 2-Gallon Capacity for Tankless Systems 1/2-Inch Threaded Connection 304 Stainless Steel Durability 2-Gallon Mini Thermal Expansion Tank, Stainless Steel Hammer Arrestor with 1/2 Inch Threaded Connection, 60008

**Brand:** eastman
**Price:** VT9935
**Availability:** ✅ In Stock

## Summary

> 💧 Protect your flow, prevent the blow – the smart expansion tank for savvy pros!

## Quick Answers

- **What is this?** 2-Gallon Mini Thermal Expansion Tank, Stainless Steel Hammer Arrestor with 1/2 Inch Threaded Connection, 60008 by eastman
- **How much does it cost?** VT9935 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/655561417-2-gallon-mini-thermal-expansion-tank-stainless-steel-hammer-arrestor)

## Best For

- eastman enthusiasts

## Why This Product

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

## Key Features

- • **DIY Friendly:** Quick, no-fuss installation saves time and eliminates the need for professional plumbing services.
- • **Built to Last:** Crafted from premium 304 stainless steel for unmatched corrosion resistance and longevity.
- • **Compact Powerhouse:** 2-gallon capacity perfectly sized for tankless and point-of-use water heaters under 2 gallons.
- • **Pressure Perfected:** Absorbs thermal expansion up to 150 PSI, protecting your system from leaks and costly repairs.
- • **Effortless Integration:** Universal 1/2-inch MIP threaded connection ensures seamless installation in any orientation.

## Overview

The Eastman 2-Gallon Mini Thermal Expansion Tank is a compact, stainless steel solution designed to safeguard tankless and point-of-use water heaters from pressure spikes caused by thermal expansion. With a durable 304 stainless steel build, 1/2-inch threaded connection, and a 2-gallon capacity, it offers versatile, easy installation indoors or outdoors, ensuring reliable protection up to 150 PSI and 210°F.

## Description

The Eastman Mini Thermal Expansion Tank or Hammer Arrestor is designed to protect tankless or point-of-use water heaters from the dangers of thermal expansion. With a 2-gallon capacity, it effectively absorbs increases in water pressure, preventing leaks and costly damages in systems with up to 2-gallon storage. Made from durable 304 stainless steel, it is suitable for both indoor and outdoor installations, and its 1/2-inch MIP threaded connection ensures compatibility with most water heaters. This compact device is easy to install, saving time and reducing potential repair costs. Its sleek design seamlessly integrates with your water heating system, providing a practical and aesthetically pleasing solution. The Eastman Expansion Tank not only offers functional benefits but also ensures peace of mind by safeguarding your hot water system against unexpected pressure changes.

## Features

- EASTMAN THERMAL EXPANSION TANK: The Eastman Mini Thermal Expansion Tank is designed to absorb potential increases in pressure within the water heater, safeguarding your tankless water heaters from thermal expansion and preventing leaks and repairs
- DURABLE: Crafted with durable 304 stainless steel, this expansion tank ensures longevity and is suitable for both indoor and outdoor installation, providing a reliable solution for your water heating system
- VERSATILE: With its 1/2-inch MIP threaded connection, this thermal expansion tank offers flexible installation options and can be mounted in any orientation; features adjustable pressure making it a convenient addition to your plumbing system
- CAPACITY: The mini thermal hammer arrestor is ideal for tankless or point-of-use water heaters with a storage capacity of 2 gallons or less. Max pressure 150 psi; Max temperature 210 F
- EASY TO INSTALL: This expansion tank is designed for quick and easy installation, ensuring that your water heater is protected without the need for professional assistance

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Eastman |
| Product Dimensions | 3.25"W x 3.25"H |
| Special Feature | High Water Pressure Protection |
| Color | Stainless Steel |
| Maximum Temperature | 210 Degrees Fahrenheit |
| Maximum Operating Pressure | 150 Pound per Square Inch |
| Mounting Type | Threaded |
| Is Electric | No |
| Manufacturer | Reliance Worldwide Corporation |
| UPC | 091712055563 |
| Part Number | 60008 |
| Item Weight | 8 ounces |
| Item model number | 60008 |
| Size | 2 gal. |
| Item Package Quantity | 1 |
| Special Features | High Water Pressure Protection |
| Included Components | 2-Gallon Mini Thermal Expansion Tank, Stainless Steel Hammer Arrestor with 1/2 Inch Threaded Connection, |
| Batteries Required? | No |

## Product Details

- **Brand:** Eastman
- **Capacity:** 2 Gallons
- **Product Dimensions:** 3.25"W x 3.25"H
- **Special Feature:** High Water Pressure Protection
- **Color:** Stainless Steel

## Images

![2-Gallon Mini Thermal Expansion Tank, Stainless Steel Hammer Arrestor with 1/2 Inch Threaded Connection, 60008 - Image 1](https://m.media-amazon.com/images/I/51urhXQy26L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Small tank for a 2 gallon water storage tank
*by H***N on July 21, 2025*

I put this on the input to the pressure regulator to absorb the water pressure surge when the pump comes on. It keeps the pressure switch from hammering on and off.

### ⭐⭐⭐⭐⭐ This is a must have for a tankless water heater excellent product.
*by S***  on July 7, 2025*

I never knew that this product even existed. I found out about it bought it. Had it installed and I've been so happy. I got approved by the inspectors immediately building and safety. This is a must have for a tankless water heater.

### ⭐⭐⭐⭐⭐ Great
*by S***E on July 3, 2025*

Work just for what I wanted it for. Used on washing machine to stop water hammer.

## Frequently Bought Together

- Eastman 2-Gallon Mini Thermal Expansion Tank, Stainless Steel Hammer Arrestor with 1/2 Inch Threaded Connection, 60008
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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-03-16*