Product details
WK-280 Dual Stage Vacuum Pump
The WK-280 Dual Stage Vacuum Pump is a powerful evacuation tool developed for HVAC and refrigeration technicians who require higher airflow and faster pull-down times. Its dual stage design enables deeper vacuum levels, improving removal of air and moisture before refrigerant charging.
With pumping capacities of 8.0 CFM and 9.0 CFM, the WK-280 is suitable for medium to large HVAC and refrigeration systems in residential and commercial applications. Built with durable internal components and a reliable motor, it delivers stable performance for continuous professional use. Operating on 220V power and supplied with a P04 plug, it is ideal for workshop and on-site service environments.
Key Benefits
Dual stage design for deeper and faster evacuation
High airflow capacity with 8.0 CFM and 9.0 CFM performance
Improves air and moisture removal before refrigerant charging
Stable and reliable operation for professional HVAC service work
Durable construction for long-term use
Specifications
Product Type: Dual Stage Vacuum Pump
Model: WK-280
Vacuum Stages: Dual stage
Pumping Capacity: 8.0 CFM / 9.0 CFM
Power Supply: 220V
Plug Type: P04 plug
Application: HVAC and refrigeration systems
Applications
HVAC system evacuation
Refrigeration system commissioning
Air and moisture removal prior to refrigerant charging
Maintenance and repair service work
Professional workshop and on-site use
FAQs
What airflow capacity does the WK-280 provide
It provides dual pumping capacities of 8.0 CFM and 9.0 CFM
What does dual stage mean in the WK-280
Dual stage operation uses two pumping stages to achieve a deeper vacuum and faster evacuation
Is this pump suitable for HVAC and refrigeration systems
Yes it is designed specifically for HVAC and refrigeration evacuation tasks
What power supply is required
The pump operates on 220V power and comes with a P04 plug
Is the WK-280 suitable for professional technicians
Yes it is built for regular professional service and maintenance work





