Rocker Lafil 300C PTFE-coated chemical-resistant vacuum pump

Introduction to Rocker Lafil 300C vacuum pump

The Rocker Lafil 300C vacuum pump (Part No. 197330-22) is an oil-free diaphragm vacuum pump manufactured by Rocker (Taiwan), specialized for filtration and liquid handling operations in laboratories. Featuring a PTFE-coated chamber and valves, the device safely handles mild chemicals without generating air pollution or requiring routine oil maintenance.

Outstanding features

• Clean oil-free diaphragm pumping mechanism with PTFE-coated chamber and valves to resist mild chemical solutions (not for strong acids/bases).
• Stable suction performance with a maximum flow rate of 20 L/min and an ultimate vacuum of 99 mbar abs.
• Low operating noise level of only around 50 dB and power consumption of 60 W help maintain a quiet working environment.
• Equipped with a convenient vacuum regulator, thermal protection, IP 30 ingress protection, and CE certified.
• Compact dimensions of 34 × 24 × 30 cm, weight of 5.9 kg, and standard ID 8 (5/16 inch) hose barb port.

Applications

• Vacuum filtration of buffer solutions, mild solvents, and culture media in testing.
• Supports sample preparation for physicochemical and biological analysis, and food and environmental quality control.
• Connects to aspiration systems, liquid drainage, or degassing systems in research and educational laboratories.

Frequently Asked Questions

Can the Rocker Lafil 300C pump work with concentrated acids or bases?
The unit features PTFE coating for mild chemical resistance, but the manufacturer recommends not using it with strong acids or bases.

What size is the machine's suction connector?
The unit uses an ID 8 (equivalent to 5/16 inch) hose barb connector, easily connecting with standard laboratory silicone or rubber tubing.