ThermoCube 400L to 600L

Liquid Cooled, Recirculating Chiller
Current Customer Applications
- semiconductor fab equipment temperature control
- laboratories with recirculating house chilled water
- laser cooling
- gas bottle temperature control
- scanning electron microscopes
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Overview
Why choose ThermoCube 400L or 600L?
- Reliable, Refrigerant-Free Thermoelectric Technology: With lifetimes exceeding 200,000 hours, the thermoelectric modules at the core of this chiller make for ultra-high intrinsic reliability.
- Compact Size: just 12” (30 cm) on a side
- Precise Temperature Control: ThermoCube's digital PID controller holds to ±0.05°C, even near ambient
- Optimized for Modest Heat Loads
- Versatile: For use with fluorinert, glycol solutions or water
- Energy Efficient: ThermoCube's thermoelectric modules are powered by variable voltage power supply that provides the minimum power required to control temperature at set point, so ThermoCube only draws as much power as needed (typically <200 W AC).
- Whisper-Quiet: as low as 49 dBA
- Virtually Vibration-Free
- Worldwide Power Compatibility, Universal Input Standard
- Easy-to-Use controller for fixed temperature control or temperature cycling
- Liquid-Cooled: For use with recirculated filtered treated industrial water
- High Pressure Pumps Standard: ThermoCube's standard pump is capable of delivering up to 50 psi for laser diode and other high-pressure applications. Low-pressure pumps are also available.
Performance

Specifications
| Operating Range: | -5 to 50 °C standard range (down to -10 °C with low temp option) (up to 65 °C with high temp option) |
House water: | 1 gpm recirculated filtered treated industrial water | |
| Repeatability: | < + 0.05 °C, even near ambient | House Fittings: | 3/8” CPC standard, John Guest or Swagelok available |
|
| Cooling Capacity: |
400 or 600 Watts at 20 °C into 20 °C house chilled water (also see Performance Curves) |
Size (L x W x H): | 12.75 x 11.25 x 12.75" (32.4 x 28 x 32.4 cm) |
|
| Modes: | Fixed setpoint, cycling | Weight: | 28 lbs. (13 kg) with basic options | |
| Noise: | 48 dBA at 3 feet (pump dependent) | Power: | 115-230 VAC, 50 or 60 Hz, 7A - 5A | |
| Coolant: | Water/glycol mixture, industrial water, Fluorinert or Galden with optional pump |
Standards: | CE, TUV listed to CSA/UL 61010-1 | |
| Coolant Fittings: | 1/4" CPC standard, John Guest or Swagelok available |
Alarms: | TTL (temp and system failure), fluid level | |
| Pumps: | See Pump Curves (Performance tab) for choices | Communications: | RS232 | |
| Filter: | Optional 5 μm external fluid filter | Warranty: | 1-2 years (pump dependent) |
Configuration
The following components are included in the standard ThermoCube chiller configuration. However, we regularly work with OEM customers to develop specialized or unique ThermoCube configurations.
Capacity
| Options | Purpose | Standard Operating Temperature Range | Standard Operating Temperature Range |
| 400 L | Recirculating liquid chiller, cooled by house chilled water heat load up to 400 W (1360 BTU/hr) | 5 to +50 °C | 41 to 122 °F |
| 600 L | Same as above, up to 600 W | 5 to +50°C | 41 to 122°F |
Pumps
| Option | Purpose | Noise | Pressure | Allowed Process Coolant | MTBF (manufacturer's) | Pump Warranty |
| 1 lpm Magnetic Drive Gear | Smooth flow, virtually vibration free, stainless steel head allows additional process fluids | 63 dBA | 3 bar, 30 psi | Water, glycol/water, alcohol/water, DI water, HFE, PAO, Fluorinert, Galden | 25,000 hr MTBF | 2 years |
| 2 lpm Magnetic Drive Gear | Smooth flow, virtually vibration free, stainless steel head allows additional process fluids | 65 dBA | 3 bar, 30 psi | Water, glycol/water, alcohol/water, DI water, HFE, PAO, Fluorinert, Galden | 25,000 hr MTBF | 2 years |
| 3 lpm Magnetic Drive Gear | Smooth flow, virtually vibration free, stainless steel head allows additional process fluids | 65 dBA | 3 bar, 30 psi | Water, glycol/water, alcohol/water, DI water, HFE, PAO, Fluorinert, Galden | 25,000 hr MTBF | 2 years |
| 1-2 lpm Centrifugal | Smooth flow, virtually vibration free, low pressure pump | 1 bar (15 psi) | Water, glycol/water, alcohol/water, DI water | 25,000 hr MTBF | 2 years | |
| 1-2 lpm Centrifugal | Smooth flow, virtually vibration free, low pressure pump | 1.3 bar (20 psi) | Water, glycol/water, alcohol/water, DI water | 25,000 hr MTBF | 2 years |
Pump Curves can be seen by clicking the Performance tab above
Power Cords
| Options |
| United States & Canada |
| Europe |
| Japan |
| United Kingdom |
| Israel |
| Australia |
| Korean |
| China (3 prong) |
| NEMA 6-15 208 US Straight |
| NEMA L6-15 208 US Twist |
Customer specifies power cord for their country. Ten standard cords are available at no extra charge. Universal input, 100 - 240VAC, 50/60 Hz.
Fittings
All options are available on process coolant lines or house water lines.
| Option | Purpose | Tubing Size | Manufacturer's Website | |
| John Guest | Simple, push-in fittings for plastic tubing | 1/4", 3/8" | www.johnguest.com | |
| CPC | Valved fitting; for easy disconnect and reconnect (not recommended for use with centrifugal pump due to low head pressure) | 1/4", 3/8" | www.colder.com | A mating fitting must match Colder Products part number PLCD16004 |
| CPC metal | Toughened version of CPC fitting, chrome-plated brass | 1/4", 3/8" | www.colder.com | A mating fitting must match Colder Products part number LCD16004 |
| Swagelok | For use with stainless steel tubing, typically semiconductor applications, very durable | 1/4", 3/8" | www.swagelok.com |
Plumbing Packages
For convenient hookup between the ThermoCube chiller and your system.
| Option | Description |
| 1/4" JG plumbing package | Two four-foot long EPDM insulated hoses with two 1/4" John Guest fittings |
| 1/4" CPC plumbing package | Two four-foot long EPDM insulated hoses with two 1/4" CPC adaptor fittings |
Other Options
| Options | Purpose | |
| Communications | R2 | RS232 interface controller optional |
| External Liquid Filter | EF | External filter, 5 micron, Attaches to chiller externally, adds approx 6" to depth Compatible with PAO, water, glycol/water, alcohol/water, DI water |
| Fixed Setpoint | PT | Preset control temperature from -5 to +65 No user input buttons on user interface Fixed single setpoint |
| Extended Low Temperature Range | LT | Extends lower range to -10 °C (14 °F) |
| Extended High Temperature Range | HT | Extends upper range to 65 °C (149 °F) |
| Vibration Reduction | VD | Adds sound dampening material to interior of sheet metal skins Useful for ultra-sensitive SEMS and CCD applications to prevent vibration from traveling in fluids |
| Dry Contact Signals | DC | Dry contact alarm signals optional |
| Auto-Restart | AR | Software upgrade Upon chiller power-up, unit automatically returns to control at last setpoint temperature (no operator input required) |
| DI Water Compatibility | DI | Electroless nickel coating on all wetted metal parts for DI water compatibility |
| Non-Standard Fluid Compatibility | ZZ | Options are automatically selected to provide compatiblity with the fluid FL=Fluorinert/Galden/HFE |
| Custom Engineered Special | YY | Need-specific customization. Examples include flow switches, custom software, remote temperature probe, custom pumps |