• Separate single-turn speed control and on/off switch with green power indicator. Maintain speed setting while turning on/off.
• The 1/20-hp unidirectional motor has soft start and back EMF for ±5% speed control. Smooth operation and long service life.
• Stackable painted steel housing; IP22 rated. Protects drive from falling water.
• 115 VAC models: UL and cULlisted; 230 VAC models: complies with CE regulations.
• 6-ft (1.8-m) line cord—115 VAC: U.S. standard plug; 230 VAC: IEC 320/CEE22 socket. Please specify country of destination.
• Drive accepts eight different pump head types: Standard, Easy-Load®, Easy-Load® II, Quick Load®, High-Performance, Cartridge, PTFE-Tubing, and PTFE-Diaphragm.

A perfect upgrade from a fixed-speed drive, these variable-speed drives include a wider rpm range, ±5% speed regulation, and UL, cUL, and CE listings. For added versatility, these drives accept eight different pump head types.

Specifications
Product Type		Peristaltic Pump
Pump Series		L/S
Min flow rate (mL/min)		56
Max flow rate (mL/min)		1700
Tubing		Tygon® LFL L/S® 24 tubing 06429-24 (10 ft)
Drive		L/S® economy console drive 07554-90
Pump head		L/S® Easy-Load® II 77200-62
rpm		20 to 600
Power (VAC)		115
Power (Hz)		50/60
Power (Amps)		1.5
Speed control		±5%
Manufacturer number		77910-20
Brand		Masterflex