OptiPressure CL1A

Value-packed and low cost, the OptiPressure CL1A provides superior performance for single-stage compressors.

Like all Pump Master controllers, the  OptiPressure CL1A has a familiar, easy-to-use interface that clearly provides system information, even in bright sunlight. With support for Variable Frequency Drives (VFDs), Reduced Voltage Soft Starters, and across-the-line starters, the OptiPressure CL1A provides flexibility based on the individual installation needs.


  • 2 Line, 16 Character Alphanumeric Display
  • Low and High Suction Pressure and Temperature
  • Low and High Discharge Pressure and Temperature
  • Low Oil Pressure and Level
  • Compressor Motor Aux Switch
  • Oil Cooler Motor Aux Switch
  • Excessive Compressor Vibration
  • High Scrubber Level
  • Support for Scrubber Liquid Dump and Bypass Valves
  • And Much More!