Masterflex C/L C/L Variable-Speed Tubing Pump; 13 to 80 rpm, 12 VDC

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Masterflex Item # EW-77122-16
New head design provides more positive tubing retention and improved flow performance
  • Flow rate: 0.002 to 43 mL/min depending on drive rpm and tubing size
  • Polyphenylene sulfide (PPS), acetal, and copolyester pump head with four stainless steel (SS) rollers
  • Max button runs pump at 100% of maximum rpm—use to prime or to rapidly flush tubing
  • Stackable, compact 1/4-DIN housing — mount in your equipment rack or place on your lab bench. (To mount, order brackets 77120-03).
  • Pumps accept continuous lengths of tubing for a clean, uninterrupted flow path with no fittings.

PRODUCT OPTIONS

$716.00USD / Each

$136.00USD / Each

for an additional
$136.00USD / Each
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SPECS & DESCRIPTION

Specifications & Description

  • Pump SeriesC/L
  • Control TypeAnalog Variable Speed
  • Max RPM (rpm)80
  • Min RPM (rpm)13
  • Speed Control±5%
  • Number of Channels1
  • Max Flow Rate (mL/min)11
  • Min Flow Rate (mL/min)0.017
  • Max Flow Rate Per Channel (mL/min)11
  • Min Flow Rate Per Channel (mL/min)0.017
  • Tubing Sizes Accepted0.19, 0.25, 0.51, 0.89, 1.14, 1.42, 2.06, and 2.79 mm ID microbore tubing
  • No. of Rollers4
  • IP RatingIP 22
  • Reversible MotorYes
  • Volume Per Revolution With 0.19 mm ID Tubing (mL)0.0013
  • Volume Per Revolution With 0.25 mm ID Tubing (mL)0.0023
  • Volume Per Revolution With 0.51 mm ID Tubing (mL)0.00923
  • Volume Per Revolution With 0.89 mm ID Tubing (mL)0.02538
  • Volume Per Revolution With 1.14 mm ID Tubing (mL)0.04
  • Volume Per Revolution With 1.42 mm ID Tubing (mL)0.05769
  • Volume Per Revolution With 2.06 mm ID Tubing (mL)0.10769
  • Volume Per Revolution With 2.79 mm ID Tubing (mL)0.13846
  • Power (VDC)12
  • Width (in)7
  • Height (in)3.75
  • Length (in)3.5
  • Width (cm)17.8
  • Height (cm)9.5
  • Length (cm)8.9
  • DescriptionC/L Variable-Speed Tubing Pump; 13 to 80 rpm, 12 VDC

Key Features

  • Flow rate: 0.002 to 43 mL/min depending on drive rpm and tubing size
  • Polyphenylene sulfide (PPS), acetal, and copolyester pump head with four stainless steel (SS) rollers
  • Max button runs pump at 100% of maximum rpm—use to prime or to rapidly flush tubing
  • Stackable, compact 1/4-DIN housing — mount in your equipment rack or place on your lab bench. (To mount, order brackets 77120-03).
  • Pumps accept continuous lengths of tubing for a clean, uninterrupted flow path with no fittings.
  • Separate single-turn speed control and cw/off/ccw switch with green LED power indicator — maintain speed setting when you turn pump on/off or reverse direction.
  • Reversible permanent magnet DC motor; purge fluid before or after pumping; pump fluid in either direction.
  • Remote control connections on back of pump; start/stop pump with a contact closure.
  • “Max” button runs pump at maximum rpm — prime or rapidly flush tubing.
  • Pump head has average fixed occlusion for tubing; no need to adjust occlusion.

More About this Item

C/L pumps are compact (1⁄4 DIN) and perfect for low-flow OEM use or analyzer applications. These easy-to-use, economical pumps feature reversible pumping, remote control capabilities, and rapid tubing changes. Ideal for consistent fluid delivery in chromatography, spectroscopy, and dispensing applications.
Maximum suction lift of 5 ft (1.5 m); max discharge head of 20 ft (6.1 m); max pressure 15 psi (1.0 bar). Self-priming pumps withstand minor back pressure.

What's included: 5 ft (1.5 m) of 0.89-mm ID Tygon® LFL tubing. Order additional microbore tubing based on chemical compatibility and flow rate.

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