Parker's Miniature Diaphragm Dual Head Liquid Pumps are proven in a variety of medical and industrial equipments, like clinical in-vitro-diagnostics and harsh industrial chemical applications.

Product Information

Parker's LTC-IIS Miniature Diaphragm Pumps are offered in both brush and brushless DC motor drives that can be configured for your specific performance requirements and handle a wide range of liquid media over a wide range of pressures. LTC-IIS patented Fluid-Blok™ Advanced Sealing Technology provides redundant sealing capabilities to eliminate potential leaks. Monolithic diaphragm design enables maximum suction, priming, and continuous dry operation
  • Parker's LTC IIS single body and dual head liquid pumps are ideal for customers looking for high liquid pump performance vs. size ratio to meet the needs of clinical chemistry, in-vitro diagnostics, or industrial printing applications.
  • LTC IIS Pump provides up to 1.5 LPM, 2000 mbar, and 500 mm Hg in140 to 200 g packages
  • Our miniature diaphragm liquid pump technology is highly configurable with various options for cost effective or long-life requirements,
  • Designed to be chemical resistant, liquid tight, self-prime, and dry running capable designs for critical applications.

Typical Applications:

Large Format Printing
Photo Processing Printing
Clinical Diagnostics
Liquid Chromatography

Technical Specifications

Typical Applications:Clinical Diagnostics, Liquid Chromatography, Urinalysis, Wide Format Printing
Maximum Free Flow:1.5 lpm
Maximum Continuous Pressure:30 psig (2,068 mbar)
Maximum Intermittent Pressure:30 psig (2,068 mbar)
Maximum Vacuum Continuous:20 in Hg (508 mm Hg)
Maximum Vacuum Intermittent:20 in Hg (508 mm Hg)
Current Range (mA):390 mA - 1.1 A
Motor voltage options:6, 12, 24 VDC
Noise:As low as 45 db
Motor Options:Brushed (1,500 Hrs) or Brushless (10,000 Hrs)
Motor Control Options:2 Wire (Analog or PWM) Brushed, 2 Wire, 3 Wire (Analog or PWM)
Motor Life:Up to 10,000 hours


Head:Vectra, Teflon
Diaphragm:EPDM, AEPDM, Perfluoro, Fluorocarbon
Valve:EPDM, AEPDM, Perfluoro, Fluorocarbon


Width:30 mm
Weight:7 oz(198 g) Brushed or 5 oz(142 g) Brushless

Data Sheet

Click to download the Technical Specification of LTC-IIS Miniature Diaphragm Pumps (liquid) Up to 1.5 LPM Free Flow