Stationary Liquid Cooled Chiller

Air Cooled Portable Chiller - OTR
0.2 to 10 Ton Cooling Capacity

Portable Chillers Air Cooled - Product Information (PDF)

OTR portable chillers- for applications requiring both heating & cooling.

Industries & Applications: Aerospace and Defense, Digital Printing, Food and Beverage, Mobile Imaging, Plastics, Photonics, Research, and Semi-Conductor.

Portable Chiller Features

  • 0.2 to 10 tons (0.6 to 35 kW) of cooling capacity
  • 1.5 to 4 kW of heating capacity
  • Opti Temp patented advanced refrigeration control
    (ARC) circuitry standard
  • Micro-processor based PID auto tuning controller with digital display
  • Programmable high temp alarm or high/low temp alarm
  • Temp output in °C or °F
  • Dual frequency compatible
  • Operating temperature ranges up to 190°F
  • Non-ferrous wetted construction standard
  • Rugged powder coated steel cabinetry
  • Stainless steel MNPT process connections
  • Swivel casters standard
  • Removable cover and side access panels
  • NEMA 1 electrical enclosure standard
  • S.S. brazed plate evaporator
  • Power cord provided
  • One year limited warranty

Portable Chiller Options

Controls / Interlocks

  • PLC controller
  • RS232 and RS485 communication
  • Ethernet ready controller
  • Remote start/stop
  • Audible alarm with silence
  • Visual alarm beacon
  • Remote control
  • Fluid monitoring and control devices


  • NEMA 4 (outdoor) controls
  • 24V control systems
  • Phase monitor
  • Power cord extension
  • CE compliance
  • NRTL certifications


  • Specialty wetted construction materials
  • Multiple pump upgrades
  • Anti-drain back prevention
  • Particle filters
  • Heater options
  • Remote temp sensing
  • Fluid circuit insulation
  • Manifolds
  • Extended warranty


  • OptiShield® corrosion inhibitors

World Class Components

Our portable chillers feature easy to use standardized control components which are time tested and widely available throughout the global marketplace to create a system engineered for years of reliable service. OptiTemp portable chillers feature a full one-year parts and labor warranty.