New Brunswick Scientific - High-Efficiency HEF & Green
Manufactured by New Brunswick Scientific
New Brunswick developed the industry's first hydrocarbon-based laboratory freezers, setting a new benchmark in energy savings and eco-friendly design.
HEF freezers minimize operating costs while providing superior protection for your critical samples. They reduce energy consumption by up to 59% when compared to competitive models.
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Features of High-Efficiency HEF & Green
HEF freezers provide all of the features of New Brunswick Premium models and more:
- Vacuum insulation panels combined with traditional polyurethane foam form a 130 mm thick layer of insulation for exceptional energy efficiency
- A high-efficiency, low-noise condenser fan and compressor system maximizes energy efficiency
- 50 Hz HEF models† use environmentally-safe hydrocarbon-based refrigerants to further reduce energy consumption by 10%
General Specifications
There are no General Specifications available.
Series Modals
New Brunswick Scientific - Green U725-G
[+] View Model Specifications| Depth | 34.1 in |
| Height | 76.8 in |
| Internal Depth | 24.2 in |
| Freezer Orientation | Upright |
| Internal Height | 53.7 in |
| Width | 40.4 in |
| Freezer Type | Ultra-Low Temperature |
| Internal Width | 34.1 in |
| Minimum Temperature | -86 °C |
| Weight | 693 lbs |
| Shipping Weight | 804 lbs |
| Freezer Capacity | 25.6 cu. ft. |
| Additional Model Specifications |
New Brunswick Scientific - HEF® C660
[+] View Model Specifications| Depth | 33.1 in |
| Height | 42.3 in |
| Internal Depth | 23.2 in |
| Freezer Orientation | Chest |
| Internal Height | 30 in |
| Width | 80.7 in |
| Freezer Type | Ultra-Low Temperature |
| Internal Width | 57.9 in |
| Minimum Temperature | -86 °C |
| Weight | 669 lbs |
| Shipping Weight | 775 lbs |
| Freezer Capacity | 23.3 cu. ft. |
| Additional Model Specifications |
New Brunswick Scientific - HEF® U410
[+] View Model Specifications| Depth | 33.5 in |
| Height | 75.4 in |
| Internal Depth | 22.6 in |
| Freezer Orientation | Upright |
| Internal Height | 49.8 in |
| Width | 31.5 in |
| Freezer Type | Ultra-Low Temperature |
| Internal Width | 21.7 in |
| Minimum Temperature | -86 °C |
| Shipping Weight | 683 lbs |
| Freezer Capacity | 14.5 cu. ft. |
| Additional Model Specifications |
New Brunswick Scientific - HEF® U570
[+] View Model Specifications| Depth | 33.5 in |
| Height | 75.8 in |
| Internal Depth | 22.6 in |
| Freezer Orientation | Upright |
| Internal Height | 49.8 in |
| Width | 40.3 in |
| Freezer Type | Ultra-Low Temperature |
| Internal Width | 30.1 in |
| Minimum Temperature | -86 °C |
| Weight | 651 lbs |
| Shipping Weight | 720 lbs |
| Freezer Capacity | 20 cu. ft. |
| Additional Model Specifications |









