Brand: Watson Marlow
Model: 520U Drive (056.7141.00A)
Pump Head Model: 314DLR (033.4411.LR0)
Number of Rollers: 4-Roller
Compatible Tubing Size: 1.6mm WT (Wall Thickness) Tubing
Maximum Speed: 220 RPM
Voltage: 115V / 230V AC (Single Phase, 50/60Hz)
Enclosure Rating: IP31
Condition: Used, fully tested, and working.
Watson Marlow 520U Peristaltic Laboratory Pump with 314DLR 4-Roller Pump Head
Up for sale is a clean and fully tested Watson Marlow 520U Peristaltic Pump configuration. This high-precision laboratory and industrial dispensing drive is paired with a 314DLR 4-roller pump head, optimized for smooth flow performance using 1.6mm wall thickness tubing.
Fully Operational: The unit has been bench-tested and runs flawlessly across its full speed range up to 220 RPM (as shown in the reference video).
Excellent Liquid Transfer: Fluid suction and delivery are confirmed working efficiently with no hesitations or abnormal motor noise.
Control Panel: The display screen is bright and clear, and the control button interfaces respond perfectly.
Cosmetics: Presentable condition with light signs of wear from a laboratory setting. Please review image.png, image_2.png, and image_3.png for detailed close-ups of the unit labels, display screen, and pump head configuration.
Drive Model: 520U (Part: 056.7141.00A / Iss: 8)
Pump Head: 314DLR (Part: 033.4411.LR0)
Power Requirements: Dual voltage 115V/230V selectable (currently set to 115V).
Data Ports: Includes RS232 interface and standard pin connection ports on the rear panel.
Note: Listing includes the Watson Marlow 520U drive and attached 314DLR pump head. Power cord and additional fluid tubing are not included.