---
product_id: 104092077
title: "551022A 3/40-Inch 150 PSI Compact Brass Sweat Air Separator"
brand: "caleffi"
price: "$218.87"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/104092077-551022a-3-40-inch-150-psi-compact-brass-sweat-air
store_origin: US
region: United States of America
---

# 150 PSI max pressure for robust performance 6 GPM flow rate ensures efficient system cleansing 0.75-inch sweat connection for seamless integration 551022A 3/40-Inch 150 PSI Compact Brass Sweat Air Separator

**Brand:** caleffi
**Price:** $218.87
**Availability:** ✅ In Stock

## Summary

> 💨 Clear the air, boost your system’s power!

## Quick Answers

- **What is this?** 551022A 3/40-Inch 150 PSI Compact Brass Sweat Air Separator by caleffi
- **How much does it cost?** $218.87 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/104092077-551022a-3-40-inch-150-psi-compact-brass-sweat-air)

## Best For

- caleffi enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Air Removal:** Automatically forces air bubbles to the top for safe discharge, eliminating system inefficiencies
- • **Compact & Durable Design:** Stainless steel interior with a compact brass body fits tight spaces without compromising strength
- • **Maintenance-Free Operation:** No batteries or manual intervention needed—set it and forget it for worry-free system purity
- • **Optimized Flow Performance:** Supports up to 6 gallons per minute, maintaining peak heating and cooling system efficiency
- • **Universal Sweat Connection:** 0.75-inch sweat connection type ensures easy installation in professional HVAC setups

## Overview

The Caleffi 551022A is a compact brass air separator designed for HVAC systems, featuring a 0.75-inch sweat connection, stainless steel interior, and a 150 PSI pressure rating. It automatically removes air bubbles to optimize heating and cooling efficiency, supporting flow rates up to 6 gallons per minute with maintenance-free operation.

## Description

551022A 3/40-Inch 150 PSI Compact Brass Sweat Air Separator

## Features

- Stainless steel interior
- Connection Type, Sweat
- Connection Size, 0.75-Inch
- Automatically by forcing air bubbles to the top where they can be safely discharged automatically
- Cleanses and purifies heating and air conditioning systems

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Caleffi |
| Part Number | 551022A |
| Item Weight | 2 pounds |
| Product Dimensions | 3.13 x 3 x 6.88 inches |
| Item model number | 551022A |
| Item Package Quantity | 1 |
| Flow Rate | 6 Gallons Per Minute |
| Batteries Required? | No |

## Images

![551022A 3/40-Inch 150 PSI Compact Brass Sweat Air Separator - Image 1](https://m.media-amazon.com/images/I/81ihwH5rzCL.jpg)

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**Shop now:** [https://www.desertcart.us/products/104092077-551022a-3-40-inch-150-psi-compact-brass-sweat-air](https://www.desertcart.us/products/104092077-551022a-3-40-inch-150-psi-compact-brass-sweat-air)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-22*