GOOD, WORKING – Cole-Parmer Masterflex L/S Console Drive 7521-50 (100 RPM) + 77200-60 Easy-Load II Pump Head – For L/S Tubing 13, 14, 16, 17, 18, 25

This listing is for a GOOD, WORKING Cole-Parmer Masterflex L/S 7521-50 Console Drive, paired with a 77200-60 Easy-Load II pump head.
The drive powers on properly, runs smoothly through its full speed range, and maintains stable output under load. The Easy-Load II pump head opens, closes, and locks securely. Rollers turn freely with no flat spots or binding.

This is a complete, ready-to-use peristaltic pump setup ideal for laboratory fluid transfer, bioprocessing, chemical dosing, filtration systems, sampling, and general research or industrial applications.

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🔧 Condition

• Good working condition

• Motor runs smoothly at 100 RPM rated speed

• Speed control & power switch functioning properly

• Pump head rollers turn freely

• Pump head latch and cam mechanism in good condition

• Fully tested — no operational issues

• You will receive the exact unit shown  

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📦 Included

• Masterflex L/S Console Drive 7521-50 (100 RPM)

• Masterflex Easy-Load II Pump Head 77200-60

• Power cord

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🌟 Key Features

Drive – Masterflex L/S 7521-50

• Fixed-speed 100 RPM motor

• Smooth, quiet performance

• Rugged, reliable laboratory/industrial pump drive

• Compact benchtop console housing

• Ideal for continuous-duty applications

• Compatible with all Masterflex L/S pump heads

Pump Head – Easy-Load II 77200-60

• Fast, tool-free tubing changes

• Accepts Masterflex L/S tubing sizes 13, 14, 16, 17, 18, 25

• Automatic tubing retention for consistent flow

• Chemical-resistant polymer construction

• Smooth, low-pulsation pumping

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📐 Specifications (Manufacturer Data)

Drive (7521-50):

• Speed: 100 RPM

• Flow Rate (with included head): ~0.06 to 3400 mL/min (varies by tubing size)

• Control Type: Fixed speed

• Power: 115 VAC (frequency depends on model), approx. 1/10 HP motor

• Duty Cycle: Continuous

• Compatible Pump Heads: All L/S series heads (Easy-Load, Easy-Load II, standard, etc.)

Pump Head (77200-60):

• Tubing Compatibility: L/S 13, 14, 16, 17, 18, 25

• Rollers: 3-roller design

• Housing Material: PPS/PS/SS (varies by version)

• Mounting: Standard Masterflex L/S drive mount

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🧪 Ideal For

• Research laboratories

• Pharmaceutical & biotech processes

• Chemical dosing & metering

• Filtration (ultrafiltration, microfiltration)

• Sampling and transfer applications

• Bioreactor feed/harvest

• Water treatment

• OEM fluidic systems

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🚚 Shipping

• Ships within 1 business day

• Professionally packaged

• Tracking included

Masterflex 7521-50, Masterflex L/S drive, Easy-Load II 77200-60, Cole-Parmer peristaltic pump, 100 RPM pump drive, L/S tubing pump, laboratory peristaltic pump, Masterflex pump system, bioprocessing pump, chemical dosing pump, research pump drive.