Masterflex L/S Digital Peristaltic Pump System (07522-20) with Easy-Load II Head & Foot Switch - 600 RPM

The Masterflex L/S Digital Drive (07522-20) is the industry standard for high-accuracy fluid handling in laboratory and industrial environments. This unit features a bright LCD interface for precise speed control (0.1 to 600 RPM) and flow direction (CW/CCW). It is paired with the Easy-Load II (77200-62) pump head, which allows for fast tubing changes without removing the head from the drive. This system is ideal for dispensing, metering, and general fluid transfer applications.

Technical Specifications

• Brand: Cole-Parmer / Masterflex
• Drive Model: 07522-20
• Speed Range: 0.1 – 600 RPM
• Pump Head: Easy-Load II (Model 77200-62)
• Compatible Tubing: L/S 15, 24, 35, 36
• Control: Digital Interface (Keypad) + Remote Foot Switch
• Power: 90–260 VAC | 50/60 Hz (Auto-switching)
• IP Rating: IP33

Condition & Inspection Notes

• Status: Used / Tested & Functional
• Functional Test: The unit powers on immediately. The LCD is bright and clear. The drive motor runs smoothly, and the speed adjusts accurately via the keypad (Tested at 65.5 RPM in photos).
• Cosmetics: The front interface and screen are clean. The top housing shows some cosmetic staining/residue and shelf wear. This is purely aesthetic and does not impact performance.
• Calibration: Features a calibration sticker from "InnoCal" dated 2023-07-20.
• Accessory: Includes a heavy-duty Linemaster Treadlite II Foot Switch (Cat No. T-91-S) for remote start/stop control.

Included in Sale

• Masterflex L/S Digital Drive (Model 07522-20)
• Masterflex Easy-Load II Pump Head (Model 77200-62)
• Linemaster Foot Switch (Model T-91-S)
• Power Cord (Attached)