Javac DD400 2-Stage Vacuum Pump – 420 L/min

Accelerate your commercial HVAC-R workflow with the powerhouse Javac DD400, designed for rapid, deep evacuation of massive systems.

When tackling large-scale commercial plant rooms and extensive pipe runs, the Javac DD400 delivers professional-grade performance. Featuring heavy-duty, dual-stage oil rotary vane technology, this pump provides a massive 420 L/min displacement and pulls down to an ultra-deep 5 microns. Engineered specifically for demanding environments, it ensures moisture and non-condensables are completely removed with speed and precision.

Key Trade Benefits

• ✔ High-Volume Efficiency: 420 L/min flow rate reduces evacuation time on large commercial systems.
• ✔ Ultra-Deep Vacuum: 2-stage design achieves 5 microns for total system dehydration.
• ✔ A2L Compliant Safety: Specifically engineered for safe use with R32 and R1234yf refrigerants.
• ✔ System Protection: Built-in automatic solenoid valve prevents oil back-suck during power failures.
• ✔ Versatile Connectivity: Includes a tri-connector fitting for 1/4", 3/8", and 1/2" SAE hoses.

Technical Specifications