Product details
Product Description
The WK-1100SV Vacuum Pump is a high-capacity single-stage HVAC vacuum pump designed for fast and efficient evacuation of large air conditioning and refrigeration systems. With a powerful 10.0 CFM flow rate, it delivers rapid performance, making it ideal for high-volume service tasks.
This model features a built-in solenoid valve to prevent oil backflow and a high-precision vacuum gauge for accurate monitoring during operation. The forced oil circulation system ensures proper lubrication, enhancing durability and extending the pump’s lifespan.
Constructed with a reliable copper motor, brass inlet ports, and an oil mist filter, the WK-1100SV provides stable, clean, and long-lasting performance for professional HVAC applications.
Key Features
- Single-stage vacuum pump for fast evacuation
- 10.0 CFM (283 L/min) high flow rate for large systems
- Built-in solenoid valve to prevent oil backflow
- High-precision vacuum gauge for accurate monitoring
- Forced oil circulation system for improved durability
- Oil mist filter for cleaner and low-emission operation
- Large oil sight glass for easy oil level monitoring
- Durable copper motor for reliable performance
- Brass inlet ports for strength and longevity
- Heavy-duty construction for professional use
Technical Specifications
| Specification | Details |
|---|---|
| Model | WK-1100SV |
| Type | Vacuum Pump |
| Stage | Single Stage |
| Flow Rate | 10.0 CFM (283 L/min @ 50Hz) |
| Flow Rate (60Hz) | 12.0 CFM (340 L/min) |
| Ultimate Vacuum | 150 microns |
| Power | 1 HP |
| Inlet Port | 1/4″ & 3/8″ Flare |
| Oil Capacity | 500 ml |
| Dimensions | 427 × 158 × 275 mm |
| Weight | Approx. 14.4 kg |
Applications
- Large HVAC system evacuation
- Commercial air conditioning installation
- Refrigeration system servicing
- Fast evacuation for high-capacity systems
- Field and workshop operations
Frequently Asked Questions (FAQs)
Q1: Is WK-1100SV single or dual stage?
It is a single-stage vacuum pump.
Q2: What is the flow capacity of this pump?
It delivers 10.0 CFM at 50Hz and 12.0 CFM at 60Hz.
Q3: Does it include oil backflow protection?
Yes, it has a built-in solenoid valve.
Q4: What is the vacuum level?
It achieves an ultimate vacuum of 150 microns.
Q5: Is it suitable for heavy-duty use?
Yes, it is ideal for large and professional HVAC applications.







