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Description
UHC-720 7L Desktop Recirculating Heater Chiller, -20°C to 180°C (220–240V) | USA Lab
Our USA Lab 7L –20°C to 180°C Desktop Recirculating Heater Chiller (UHC-720) delivers fast heating and cooling with tight temperature control in a compact footprint. A powerful circulation motor ensures excellent temperature distribution and uniformity throughout the bath, while the LCD touchscreen controller provides accurate, simple operation.
Equipped with a high-performance refrigeration system and 2500W heating element, the UHC-720 rapidly reaches setpoints and maintains stability within ±2°C. Ideal for jackets, coils, reactors, condensers, and benchtop R&D requiring reliable thermal management.
Not compatible with 208V input (acceptable range 219–253V)
Not intended for 24-hour continuous operation; maximum recommended runtime is 16 hours. Above 100°C, use silicone oil as the bath fluid.
-20°C to 180°C 7L SS304 Tank LCD Touchscreen ±2°C Control
Wide Range: Heat or chill from –20°C to 100°C (up to 180°C with silicone oil) for versatile lab workflows.
Accurate Control: LCD touchscreen controller with ±2°C accuracy for consistent results.
Strong Circulation: 20 L/min flow, 8 PSI pressure, and 5.6 m lift for steady temperature uniformity.
Why buy from USA Lab
Expert Support
Engineers & technicians on staff.
Engineers & technicians on staff.
Quality First
Tested and trusted products.
Tested and trusted products.
Fast Fulfillment
Nationwide 1-2 day shipping.
Nationwide 1-2 day shipping.
Warranty & Parts
US-based service & spares.
US-based service & spares.
Resources & Downloads
Why this desktop recirculating heater chiller?
- Rapid heat & chill — High-performance refrigeration plus 2500W heating for fast ramping.
- Stable & uniform — Strong circulation (20 L/min, 8 PSI) delivers excellent temperature uniformity.
- Precise control — LCD touchscreen controller with PT100 probe and ±2°C accuracy.
- Compact & capable — 7L SS304 bath with cover, ideal for coils, jackets, glassware, and reactors.
- Lab-ready power — 220–240V, 6-20P; note: not for 208V input; max 16 hr operation per session.
Talk to an expert
Get sizing help, fluid selection, and integration tips for your setup.
Technical Specifications
| Model | UHC-720 — USA Lab 7L Desktop Recirculating Heater Chiller |
|---|---|
| Operation Range | –20°C to 100°C (up to 180°C with silicone oil) |
| Power Requirements | 220–240V | 60 Hz | 11.36–10.42 A | NEMA 6-20P |
| 208V Compatibility | Not compatible (acceptable range 219–253V) |
| Cooling Capacity | +10°C: 450 W | 0°C: 350 W | –10°C: 250 W |
| Controller Accuracy | ±2°C |
| Circulation Type | Open loop with bath cover |
| Circulation Capacity | Flow: 20 L/min | Pressure: 8 PSI | Lift: 5.6 m (18.3 ft) |
| Circulation Wattage | 100 W |
| Display | LCD touchscreen with timer |
| Temperature Probe | PT100 |
| Compressor | Piston style, rated 735 W |
| Refrigerant | R-134a |
| Heating Element | 2500 W |
| Condenser Fans | 2 × 38 W (76 W total) |
| Tank Capacity | 7 L, SS304 |
| Tank Size (W×D×H) | 11.8" × 8.7" × 5.1" |
| Cooling Exchanger | Chromium-coated copper |
| Hose Connections | 1/2" NPT |
| Overall Size (W×D×H) | 12.6" × 21.7" × 27.2" |
| Weight | 35 kg (77 lb) |
| Recommended Fluids | Water/glycol within range; silicone oil required above 100°C |
| Duty Cycle | Not intended for 24/7 operation; max 16 hours per run |
| Plug Option | Can be changed to NEMA 6-15P if desired |
| Packing List | Qty |
|---|---|
| UHC-720 Unit | 1 |
| 1/2" FNPT Insulated Heater Hose – 6 ft | 2 |
| 1/2" MNPT Union Fitting | 2 |
| Manual | 1 |
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FAQ
What is the operating range of the USA Lab UHC-720?
The USA Lab UHC-720 7L Desktop Recirculating Heater Chiller operates from –20°C to 100°C with water/glycol. Using silicone oil, the USA Lab UHC-720 can operate up to 180°C.
Is the USA Lab UHC-720 compatible with 208V power?
No. The USA Lab UHC-720 requires 220–240V (acceptable range 219–253V) and is not compatible with 208V.
Can I run the USA Lab UHC-720 24/7?
The USA Lab UHC-720 is not intended for 24-hour continuous operation. Maximum recommended runtime is 16 hours per session.
What bath fluid should I use with the USA Lab UHC-720?
Use water or water/glycol within the specified range. Above 100°C, the USA Lab UHC-720 requires silicone oil only.
What are the pump specs on the USA Lab UHC-720?
The USA Lab UHC-720 provides 20 L/min flow, 8 PSI pressure, and 5.6 m (18.3 ft) lift for strong circulation and temperature uniformity.
Important Shipping Notice!
DISCLAIMER:
All items are carefully packaged to ensure safe delivery. In the rare event that your item arrives damaged, please notify us within 3 days of receipt. We will promptly provide a replacement or issue a refund.
Please note that any damage occurring after delivery is not covered under warranty. We appreciate your understanding and your trust in our products.
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Our USA Lab 7L -20°C to 180°C Desktop Recirculating Heater Chiller is a top of the line product compared to others that are currently on the market while maintaining an affordable price. This chiller comes standard with a digital display for ease of use and accurate control. Our compact chiller contains a powerful circulation motor allowing for excellent temperature distribution as well as extremely accurate temperature uniformity.
The compact chiller unit is equipped with a powerful refrigeration system and high-performance heating element, allowing it to rapidly cool or heat up to the set temperature. It is also equipped with precise temperature control, ensuring that the temperature stays within a tight tolerance range.
This UHC-720 is a versatile and reliable choice for temperature control in a wide range of applications.
** Notice **
NOT Compatible With 208V Power Input
(Acceptable range: 219V - 253V)
NOT Compatible With 208V Power Input
(Acceptable range: 219V - 253V)
NOT intended for 24-hour operation, maximum operation time is 16 hours.
*Any temperature above 100°C requires the use of Silicone Oil ONLY*
*Click here for recommended Silicone Oil*
(The plug can be changed to NEMA 6-15p if desired)
|
UHC-720 Specifications |
|
|
Operation Range |
-20°C to 100°C (up to 180°C with silicone oil) |
|
Power Requirements |
220V -240V | 60hz | 11.36A - 10.42A | 6-20p |
|
Cooling Capacity |
+10°C - 450W | 0°C - 350W | -10°C 250W |
|
Controller Accuracy |
±2°C |
|
Circulation Type |
Open loop with bath cover |
|
Circulation Capacity |
Lift: 5.6m/18.3ft. | Flow: 20L/min | PSI: 8 |
|
Circulation Wattage |
100W |
|
Display Type |
LCD Touchscreen with Timer |
|
Temperature Probe Type |
PT100 |
|
Compressor |
Piston style rated for 735W |
|
Refrigerant |
R-134a |
|
Heating Element Rating |
2500W |
|
Condenser Fans |
2X 38W (76W Total) |
|
Tank Capacity |
7L SS304 |
|
Tank Size WxDxH |
11.8" X 8.7" X 5.1" |
|
Cooling Exchanger |
Chromium Coated Copper |
|
Hose Connection |
1/2" NPT |
|
Overall Size WxDxH |
12.6" X 21.7" X 27.2" |
|
Overall Weight |
35kg | 77lbs. |
|
Packing List |
|
|
UHC-720 |
1 |
|
1/2" FNPT Insulated Heater Hose - 6FT |
2 |
|
1/2" MNPT Union Fitting |
2 |
|
Manual |
1 |
For Technical Support, Questions, or Other Issues Please Email or Call Us!
