PAO ThermoCube

Compact thermoelectric recirculating chiller for leak-free temperature control with PAO

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Why choose PAO ThermoCube?

  • Specifically designed for applications that use PAO (Poly-Alpha-Olefin) as a temperature control fluid
  • We have carefully selected PAO compatible materials to ensure no leaks!
  • 275 watts of cooling capacity
  • ±0.1°C Temperature Stability/repeatability
  • Utilizes highly reliable, refrigerant-free thermoelectric technology.
  • Responds quickly to change in load
  • All stainless steel tank and plumbing.
  • 4 fitting choices
  • External fluid filter is standard
  • Configurable and customizable
  • Compact size: 13” x 11” x 13”
  • Energy efficient, only uses power when needed to maintain temperature
  • Universal power – plug in and go anywhere in the world
  • This unit is very popular for avionics testing, payload cooling and other aerospace applications



Operating Range:
0°C to 65°C standard
Ambient Temperature:
10°C to 40°C non-condensing
Stability / Repeatability:
± 0.1°C at constant load (even near ambient)
Cooling Capacity*:
275 Watts @ 20°C (20°C ambient)
Noise (at 1 meter):
< 63 dBA
Process Fluid:
PAO (Poly-Alpha-Olefin), Options available for Fluorinert / Galden or HFE
Process Fluid Fittings:
1/4" CP metal (CPM) or swage fittings
1, 2 or 3 lpm at 30 psig magnetically coupled gear pump
Tank Volume:
900 ml stainless steel tank with level sensor
Wetted Materials:
Aluminum, stainless steel and polymers
Fluid Filter:
5 μm external filter with grounding strap
Size (L x W x H):
13" x 11" x 13" (32 cm x 28 cm x 32 cm) without filter
34 lbs (15.4 kg)
Power Input:
Universal: 115-230 VAC, 50/60 Hz, 7-5 amp max
Keypad or RS232 Interface
Temperature, fluid level, system or component
failure (display, RS232 and Dry Contact)
TUV listed to UL, CAN/CSA and EN 61010-1,
CE 61010-1
2 years
* Note: Cooling capacity will vary with configuration