Mastercool 90066-2V-220-BL — Vac.Pump D. Voltage 2 st.142 lit/min 50Hz - 1/2 HP

Professional 2-Stage Vacuum Pump Built for Demanding Field Work

Mastercool's Black Series 90066-2V-220-BL is a dual-voltage, 2-stage vacuum pump engineered to withstand the most grueling conditions. With 142 litres per minute displacement at 50Hz and a deep vacuum capability of 15 microns, this pump delivers the power and reliability HVAC professionals demand for efficient system evacuation.

Why Choose Black Series?

• Battle-Tested Durability — U.S. designed and field-tested to provide years of reliable service in demanding conditions
• Enhanced Performance — Refined cartridge machining creates improved surface finish, extending pump life and reducing friction
• Maximum Vacuum — Upgraded seals ensure deep vacuum down to 15 microns for thorough system evacuation
• Dual Voltage Flexibility — 110/220V 50/60Hz operation adapts to your power supply (220V Schuko cable included)
• Moisture Protection — Gas ballast valve prevents oil contamination from high moisture conditions
• Professional Features — Manifold valve with 3 inlet ports (1/4", 3/8" SAE, 1/2" ACME) isolates pump for leak testing

Engineered for Reliability

• Advanced Cooling — High-volume fan directs cool air to motor and pump, while cooling fins maintain optimal temperature during extended operation
• Oil Protection — Check valve prevents oil back-flow; large sight glass with max/min indicators for easy monitoring
• Easy Maintenance — Removable vapor discharge/oil fill port and accessible drain valve simplify servicing (440ml oil capacity)
• Thermal Protection — Motor protection with convenient on/off rocker switch
• Stable Operation — Large, lightweight reinforced base ensures stable positioning during use
• Portable Design — Easy-grip handle and compact footprint (37.9 x 16.7 x 27.5 cm) for field mobility

Technical Specifications

• Stages: 2-stage
• Free Air Displacement: 142 lit/min (50 Hz), 170 lit/min (60 Hz)
• Ultimate Vacuum: 15 microns*
• Motor: 1/2 HP, 1440 RPM (50 Hz)
• Power: 110/220V, 50/60 Hz (220V Schuko cable included)
• Weight: 11.4 kg (25 lbs)
• Dimensions: 37.9 x 16.7 x 27.5 cm
• Oil Capacity: 440 ml (15 oz)
• Inlet Ports: 1/4", 3/8" SAE, 1/2" ACME

Built for Professional HVAC Work

Whether you're servicing residential air conditioning, commercial refrigeration, or automotive A/C systems, the Black Series 90066-2V delivers consistent performance. The expanded internal oil path reduces friction and heat buildup, while the refined machining process ensures longevity even under continuous use.

Perfect for refrigeration technicians, HVAC installers, and service engineers working with R134a, R404A, R407C, R22, R410A and other common refrigerants.

*Note: Micron readings represent optimal laboratory conditions. Field conditions may vary.

Backed by Mastercool's reputation for quality. Technical documentation and parts lists available for download above.