Holland Green Science
Preseva Freezer -25º
Call for pricing : 0114 229 1807
Preseva -25º Low Temperature Freezer – Precision Cold Storage for Botanical Applications
The Preseva -25º Low Temperature Freezer from Holland Green Science is engineered to meet the rigorous demands of botanical laboratories and extraction facilities. Designed for the precise freezing and long-term storage of plant materials, extracts, and sensitive biological samples, this freezer ensures optimal preservation conditions at temperatures as low as -25°C.
Key Features & Benefits
-
Temperature Control Range: Adjustable from -10°C to -25°C, providing flexibility for various storage needs.
-
Robust Construction: Features a 304 stainless steel inner chamber for durability and easy cleaning, coupled with a powder-coated galvanized steel exterior to resist corrosion.
-
Optimized Storage Design: Equipped with 4 adjustable and removable stainless-steel shelves across 5 levels, allowing customization to accommodate diverse sample sizes.
-
Enhanced Insulation: 80 mm thick polyurethane foam insulation minimizes temperature loss, ensuring energy efficiency and consistent internal conditions.
-
Independent Inner Doors: Five inner doors reduce cold air leakage during access, maintaining stable internal temperatures.
-
Secure Sealing: Magnetic door seals provide airtight closure, preserving the internal environment.
-
Mobility: Fitted with caster wheels for easy relocation within your facility.
-
Advanced Control System: Digital controller with a rechargeable backup battery displays critical information, including alarms and internal temperature, even during power outages.
-
Safety Features: Includes overtemperature alarm, power failure alarm, temperature sensor failure alarm, high/low temperature alarm, and door open alarm to protect valuable samples.
-
Compliance: CE certified, ensuring adherence to European safety standards.
Technical Specifications
Product Name | Preseva -25º |
Power Specification | 230V 50Hz 1ph – 280W |
Temperature Control Range | -10 ~ -25 ℃ |
Nominal Capacity | 322 L (11.37 cu ft) |
External Dimensions W x D x H | 673 x 676 x 1886 mm |
Internal Dimensions W x D x H | 508 x 455 x 1393 mm |
Door Opening W x H | 508 x 1393 mm |
Exterior Finish | White Plastic coated Galvanised Steel |
Inner Doors | 5 |
Shelves | 4 |
Levels | 5 |
Mechanical Lock | YES |
Battery | YES |
Interior Chamber Temperature Probe | YES |
Controller Type | Digital Screen |
Refrigerant Type | R290 |
Weight | 113 kg |
Power Failure Alarm | YES |
Temperature Sensor Failure Alarm | YES |
High / Low Temperature Alarm | YES |
Door Open Alarm | YES |
Temperature Resolution | 0.1 ℃ |
Temperature Uniformity | ≤4 ℃ |
Cooling Time | ≤2.6 ℃ |
SKU Number | 20308001 |
Ideal Applications
The Preseva -25º freezer is perfect for laboratories and facilities involved in
-
Fresh freezing of botanical materials, such as flowers and biomass.
-
Long-term storage of extracts and sensitive biological samples.
-
Pre-freezing processes prior to freeze-drying, enhancing efficiency when used in conjunction with equipment like the Xiros Mikro freeze dryer.
Optimize Your Workflow
By integrating the Preseva -25º freezer into your processing line, you can significantly reduce freeze-drying times. Pre-freezing samples before they enter the freeze dryer can save up to 6–10 hours in the total freeze-drying cycle, effectively doubling your daily throughput without compromising quality.
Enhance your botanical processing capabilities with the reliable and efficient Preseva -25º Low Temperature Freezer. Its advanced features and robust design make it an indispensable asset for any laboratory focused on quality and efficiency.
For more information or to place an order, please contact our sales team.

Preseva Freezer -25º
Preseva -25º Low Temperature Freezer – Precision Cold Storage for Botanical Applications
The Preseva -25º Low Temperature Freezer from Holland Green Science is engineered to meet the rigorous demands of botanical laboratories and extraction facilities. Designed for the precise freezing and long-term storage of plant materials, extracts, and sensitive biological samples, this freezer ensures optimal preservation conditions at temperatures as low as -25°C.
Key Features & Benefits
-
Temperature Control Range: Adjustable from -10°C to -25°C, providing flexibility for various storage needs.
-
Robust Construction: Features a 304 stainless steel inner chamber for durability and easy cleaning, coupled with a powder-coated galvanized steel exterior to resist corrosion.
-
Optimized Storage Design: Equipped with 4 adjustable and removable stainless-steel shelves across 5 levels, allowing customization to accommodate diverse sample sizes.
-
Enhanced Insulation: 80 mm thick polyurethane foam insulation minimizes temperature loss, ensuring energy efficiency and consistent internal conditions.
-
Independent Inner Doors: Five inner doors reduce cold air leakage during access, maintaining stable internal temperatures.
-
Secure Sealing: Magnetic door seals provide airtight closure, preserving the internal environment.
-
Mobility: Fitted with caster wheels for easy relocation within your facility.
-
Advanced Control System: Digital controller with a rechargeable backup battery displays critical information, including alarms and internal temperature, even during power outages.
-
Safety Features: Includes overtemperature alarm, power failure alarm, temperature sensor failure alarm, high/low temperature alarm, and door open alarm to protect valuable samples.
-
Compliance: CE certified, ensuring adherence to European safety standards.
Technical Specifications
Product Name | Preseva -25º |
Power Specification | 230V 50Hz 1ph – 280W |
Temperature Control Range | -10 ~ -25 ℃ |
Nominal Capacity | 322 L (11.37 cu ft) |
External Dimensions W x D x H | 673 x 676 x 1886 mm |
Internal Dimensions W x D x H | 508 x 455 x 1393 mm |
Door Opening W x H | 508 x 1393 mm |
Exterior Finish | White Plastic coated Galvanised Steel |
Inner Doors | 5 |
Shelves | 4 |
Levels | 5 |
Mechanical Lock | YES |
Battery | YES |
Interior Chamber Temperature Probe | YES |
Controller Type | Digital Screen |
Refrigerant Type | R290 |
Weight | 113 kg |
Power Failure Alarm | YES |
Temperature Sensor Failure Alarm | YES |
High / Low Temperature Alarm | YES |
Door Open Alarm | YES |
Temperature Resolution | 0.1 ℃ |
Temperature Uniformity | ≤4 ℃ |
Cooling Time | ≤2.6 ℃ |
SKU Number | 20308001 |
Ideal Applications
The Preseva -25º freezer is perfect for laboratories and facilities involved in
-
Fresh freezing of botanical materials, such as flowers and biomass.
-
Long-term storage of extracts and sensitive biological samples.
-
Pre-freezing processes prior to freeze-drying, enhancing efficiency when used in conjunction with equipment like the Xiros Mikro freeze dryer.
Optimize Your Workflow
By integrating the Preseva -25º freezer into your processing line, you can significantly reduce freeze-drying times. Pre-freezing samples before they enter the freeze dryer can save up to 6–10 hours in the total freeze-drying cycle, effectively doubling your daily throughput without compromising quality.
Enhance your botanical processing capabilities with the reliable and efficient Preseva -25º Low Temperature Freezer. Its advanced features and robust design make it an indispensable asset for any laboratory focused on quality and efficiency.
For more information or to place an order, please contact our sales team.


