Welch Oil-less Vacuum Pump Model 2522B-01

Welch 2522B-01 Oil-Free Laboratory Vacuum Pump – 22 L/min, 115V

The Welch 2522B-01 Oil-Free Laboratory Vacuum Pump is a compact vacuum pump designed for common laboratory applications including filtration, aspiration, degassing, and desiccation. Its oil-free operation reduces routine maintenance requirements and eliminates the need for vacuum pump oil.

The pump provides a maximum vacuum of 25.6 inHg (110 Torr) and a specified flow rate of 22 L/min at 50 Hz. Its compact design makes it suitable for benchtop laboratory setups where dependable vacuum performance and a small footprint are important.

Key Features

• Oil-free laboratory vacuum pump
• Maximum vacuum: 25.6 inHg (110 Torr)
• Flow rate: 22 L/min at 50 Hz
• 1/8 HP
• 115V, 60 Hz operation
• Compact benchtop design
• Low-maintenance oil-free operation
• Suitable for filtration, aspiration, degassing, and desiccation
• New condition
• Made in the USA

Specifications
Manufacturer: Welch
Model: 2522B-01
Product Type: Oil-Free Laboratory Vacuum Pump
Maximum Vacuum: 25.6 inHg (110 Torr)
Flow Rate: 22 L/min at 50 Hz
Horsepower: 1/8 HP
Voltage: 115V
Frequency: 60 Hz

Common Applications

• Laboratory vacuum filtration
• Aspiration
• Degassing
• Desiccation
• General laboratory vacuum applications