Mastercool 90032 High Viscosity Vacuum Pump Oil Thermally Stable

Description

Product Overview

Mastercool 90032 is a high viscosity vacuum pump oil designed for automotive air‑conditioning systems. Weighing 1.95 lb and packaged in a 7.25 × 10 × 9 in container, it delivers reliable sealing under extreme temperatures. The formulation resists thermal breakdown, removes moisture, and stays clear for easy sight‑glass monitoring.

Usage

Ideal for service technicians and DIY enthusiasts, this oil is perfect for routine pump changes, system evacuations, and repairs on cars, trucks, and light commercial vehicles. It performs well in hot climates and high‑load conditions, ensuring consistent pull and preventing acid buildup.

Why Choose Us

Mastercool backs this oil with U.S.-based support and strict quality control, guaranteeing a contaminant‑free product. The clear, non‑detergent base provides full visibility in the pump sight glass, helping you detect issues early. Our dispensing spout allows clean, spill‑free pouring, saving time on every service.

Key Features

• High viscosity formula maintains seal integrity in deep vacuum pumps.
• Thermally stable composition withstands high operating temperatures.
• Clears moisture and contaminants for a cleaner, more efficient pull.
• Clear, non‑detergent oil provides full sight‑glass visibility.
• U.S. support and rigorous quality control ensure reliable performance.

FAQ

What type of pumps is this oil compatible with?

It is formulated for deep vacuum pumps used in automotive air‑conditioning systems, including both OEM and aftermarket units.

How often should I replace the oil?

For optimal performance, replace the oil during each major service or whenever you notice a drop in pump efficiency.

Is the oil safe for use in high‑temperature environments?

Yes, the thermally stable formulation resists breakdown at elevated temperatures, extending pump life.

Can I use this oil for other automotive applications?

While designed for AC vacuum pumps, it can be used in any system that requires a high‑viscosity, moisture‑removing oil.

What support is available if I have questions?

Mastercool provides U.S.-based technical support and a comprehensive warranty for product reliability.