12 CFM VACUUM PUMP (TWO STAGE) - Mastercool

The Mastercool 90612-2V-110-B 12 CFM Two-Stage Vacuum Pump is a robust, professional-grade solution designed for rapid and deep evacuation across diverse automotive A/C, commercial refrigeration, and HVAC systems. This high-capacity pump effectively removes moisture and non-condensable gases, ensuring optimal system performance and longevity for critical components. Built for demanding shop and field conditions, it provides consistent and reliable operation.

Key Features

• High-Capacity 12 CFM Pumping Speed: Engineered for fast evacuation, this pump efficiently prepares large automotive A/C systems, light commercial HVAC units, and industrial refrigeration equipment, significantly reducing service times.
• Two-Stage Deep Vacuum Design: Achieves an ultimate vacuum of 15 microns, critical for thorough dehydration and removal of non-condensable gases, which is essential for proper system preparation before refrigerant charging and warranty compliance.
• Professional-Grade Durability: Constructed with a powerful 1 HP motor and robust internal components, this vacuum pump is designed to withstand frequent use in challenging shop environments and extended field service applications.
• Advanced Oil Management System: Features a gas ballast valve to mitigate oil contamination from high moisture levels and an internal check valve to prevent liquid oil backflow, promoting cleaner oil and extending pump life.
• User-Centric Design: Includes a large, lightweight reinforced base for enhanced stability, cooling fins, and a high-volume fan for extended operation. Maintenance is simplified with an easily accessible oil drain valve and a large oil level sight glass.
• Versatile Connectivity: Equipped with three inlet ports (1/4", 3/8" SAE, and 1/2" ACME) to ensure broad compatibility with various system connections.

Applications

This professional-grade vacuum pump is an essential tool for comprehensive system service in multiple sectors:

• Automotive A/C Evacuation: Ideal for preparing automotive air conditioning systems on passenger cars, light trucks, and fleet vehicles before refrigerant recharge.
• HVAC System Preparation: Suitable for evacuating residential and light commercial HVAC systems following installation or component replacement, ensuring a clean, dry system.
• Commercial Refrigeration Service: Supports the servicing of commercial and industrial refrigeration units requiring rapid and deep vacuum evacuation for optimal performance.
• Industrial Processes: Applicable in various vacuum-dependent industrial and maintenance tasks, such as plastic molding, metal degassing, and packaging, where clean, dry, and contaminant-free systems are crucial.

Specifications

• Manufacturer: Mastercool
• Model: 90612-2V-110-B
• Pumping Speed: 12 CFM (Cubic Feet per Minute)
• Stages: Two-stage
• Ultimate Vacuum: 15 Microns
• Motor: 1 HP
• Pump Speed: 1720 RPM
• Electrical Specifications: 110V/220V, 50/60 Hz (Power Cord: 110V US Standard)
• Weight: 35 lb (15.88 kg)
• Dimensions: 20" x 9" x 12" (approx. 39 x 18 x 27 cm)