---
product_id: 42972353
title: "Mastercool 90066-B 6 CFM Single Stage Vacuum Pump"
brand: "mastercool"
price: "€ 439.41"
currency: EUR
in_stock: true
category: "Mastercool"
url: https://www.desertcart.pt/products/42972353-mastercool-90066-b-6-cfm-single-stage-vacuum-pump
store_origin: PT
region: Portugal
---

# Upgraded seals for max vacuum 6 CFM airflow power 80 microns ultimate vacuum Mastercool 90066-B 6 CFM Single Stage Vacuum Pump

**Brand:** mastercool
**Price:** € 439.41
**Availability:** ✅ In Stock

## Summary

> 🛠️ Master the vacuum game with precision and power!

## Quick Answers

- **What is this?** Mastercool 90066-B 6 CFM Single Stage Vacuum Pump by mastercool
- **How much does it cost?** € 439.41 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/42972353-mastercool-90066-b-6-cfm-single-stage-vacuum-pump)

## Best For

- mastercool enthusiasts

## Why This Product

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

## Key Features

- • **Powerful 6 CFM Airflow:** Maximize efficiency with industry-leading displacement for faster, more reliable vacuuming.
- • **User-Friendly Maintenance:** Easily removable vapor discharge and oil fill port streamline upkeep and reduce downtime.
- • **Durability Meets Precision:** Refined cartridge machining extends pump life, keeping your tool ready for the long haul.
- • **Ultra-Deep 80 Micron Vacuum:** Achieve near-perfect vacuum levels to ensure flawless A/C system performance every time.
- • **Visual Oil Level Monitoring:** Large sight glass with max/min indicators keeps you in control and prevents overfilling.

## Overview

The Mastercool 90066-B is a robust 6 CFM single stage vacuum pump designed for professional HVAC and automotive service. Featuring an ultimate vacuum of 80 microns, upgraded seals, and a refined cartridge for extended durability, it offers reliable, high-performance operation. Its user-centric design includes an easy-access oil fill port and a large oil sight glass with level indicators, making maintenance effortless. Ideal for demanding environments, this pump ensures your system servicing is fast, efficient, and precise.

## Description

A good quality vacuum pump is an integral tool for complete A/C service. Mastercool vacuum pumps are durable and time tested. They stand up to the most grueling conditions and will provide years of reliable service. Mastercool’s 6 CFM, single stage vacuum pump is suitable for a wide variety applications with an ultimate vacuum of 80 microns, 1/3 HP pump motor and 18 oz oil capacity.

## Features

- 6 CFM free air displacement with ultimate vacuum of 80 microns
- Refined cartridge machining process creates an improved surface finish extending the longevity of the pump life
- Upgraded seals insure maximum vacuum
- Easily removable vapor discharge/oil fill port
- Large oil level sight glass with max/min level indicator

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01H5O66QA |
| Best Sellers Rank | #277,218 in Automotive ( See Top 100 in Automotive ) #109 in Air Conditioning Vacuum Pumps |
| Brand Name | Mastercool |
| Color | Silver |
| Customer Reviews | 4.3 4.3 out of 5 stars (238) |
| EU Spare Part Availability Duration | 1 years |
| Flow Rate | 6 cfm |
| Global Trade Identification Number | 00700376113594 |
| Included Components | VACUUM PUMP |
| Item Type Name | 6 CFM VACUUM PUMP |
| Item Weight | 21 pounds |
| Manufacturer | Mastercool |
| Manufacturer Part Number | 90066-B |
| Manufacturer Warranty Description | MANUFACTURERS WARRANTY |
| Material Type | Aluminum |
| Model Number | 90066-B |
| Number of Items | 1 |
| Power Source | Corded Electric |
| Product Style | 6 CFM, Single Stage |
| Specific Uses For Product | Automotive repair, HVAC service, Construction, Cold weather |
| UPC | 700376113594 791511182889 |
| Unit Count | 1 Count |
| Voltage | 12 volts |

## Product Details

- **Brand:** Mastercool
- **Color:** Silver
- **EU Spare Part Availability Duration:** 1 years
- **Global Trade Identification Number:** 00700376113594
- **Item Weight:** 21 pounds
- **Material:** Aluminum
- **Maximum Flow Rate:** 6 cfm
- **Power Source:** Corded Electric
- **Style:** 6 CFM, Single Stage
- **Voltage:** 12 volts

## Images

![Mastercool 90066-B 6 CFM Single Stage Vacuum Pump - Image 1](https://m.media-amazon.com/images/I/61JZHP9b10L.jpg)

## Available Options

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

## Frequently Bought Together

- Mastercool 6 CFM Single Stage Vacuum Pump 90066-B
- Mastercool 98210-A Electronic Refrigerant Scale, Black
- Mastercool 69110 Automotive A/C Recovery System – SAE J2810 Certified, 30 lb DOT Tank, 1/2 HP Oil-Less Compressor, Automatic Shut-Off, Compatible with R134a, R12, R22, R410A

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.pt/products/42972353-mastercool-90066-b-6-cfm-single-stage-vacuum-pump](https://www.desertcart.pt/products/42972353-mastercool-90066-b-6-cfm-single-stage-vacuum-pump)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-09-22*