Energy-Saving -86°C Stainless Steel ULT Freezer
340 Liters Capacity for Laboratory & Hospital Use

Product Overview:
The -86ºC Ultra-Low Temperature (ULT) Freezer is specially designed for the long-term preservation of biological products, such as viruses, bacteria, erythrocytes, leukocytes, and skin samples. It is ideal for use in blood banks, hospitals, epidemic prevention services, research institutes, and laboratories across various sectors, including electronics, chemical plants, biological engineering, and marine fisheries.

Key Features:
Self-Cascade Cooling System:
Provides rapid cooling, easy maintenance, energy efficiency, and environmental sustainability.
Advanced Refrigerant Technology:
Uses a self-developed mixed refrigerant that reduces energy consumption by 50%, while boosting cooling speed by 40%.
Applications:
Blood Banks
Hospitals
Epidemic Prevention Services
Research Institutes
Laboratories (Electronics, Chemical Plants)
Biological Engineering Institutes
Marine Fisheries

FILED PROVEN RELIABILITY

• Unique insulated inner door design for four separate storage compartments to minimize frost buildup inside the chamber.
• Specialized control system design for a well-balanced operation of dual refrigeration system.
• Positive filed proven reliability record.

SAFETY

• Malfunction alarms including high and low temperature, power failure, sensor error, clean-filter, and extremely high ambient, abnormal voltage, thermostat failure, low battery, condenser clean, door ajar.
• Capable of producing two types of alarm outputs, audible buzzer and visible flashing light.
• Door open feature standard and USB port for temperature date downloading standard on upright models.
• Remote alarm contacts.

ENERGY SAVING

• Unique door seal design for the minimum loss of cold temperature during a door opening.
• High performance VIP insulation panels to minimize cabinet heat gain and to improve temperature stability.
• HC refrigerant with better efficiency and less energy cost.

KEY DESIGN FEATURES

• Microprocessor-controlled system designed for range of -40°C to -86°C for cabinet space with 1°C increment.
• Depending on the load demands and ambient conditions, one or both refrigeration systems will operate on demand, ensuring the samples are fully protected under the worst possible condition.
• Optional temperature recorder, storage racks and box.

INSTALLATION AND APPLICATION

• Wide rage operating voltage system from 187V to 242V designed to allow units installed in areas with poor voltage condition
• Suitable for 10°C to 32°Cambient temperature.

CO2 & LN2 BACKUP SYSTEM

• Independent equipment CO2 back up system, LN2 back up system a backup refrigeration system for Ultra-Low Temperature Freezer failures and power outages.
• The backup refrigeration system consists of a control system and a supply connection System.
• Adjust the solenoid Valve's On-off according to its own temperature control probe.A liquid nitrogen tank or liquid carbon dioxide tank that is connected by a solenoid valve as a Reserve.
• The solenoid valve is powered by an internal rechargeable battery.

	Model	MDF-86V340E
Specificaitons	Shelf/drawer QTY	Stainless steel shelf/3
	Cooling	Direct cooling
	Defrost	Manual
	Refrigerant	Mixed-gas
	Power Consumption(kWh/24h)	11.2
	Noise(db)	52
	Ambient temperature(ºC)	10~32ºC
	Temperature range(ºC)	-40~-86ºC
Cooling system	Compressor brand/QTY	SECOP/1
	Sensor	PTC
	Temperature controller	Microprocessor
	Display	Digital display
Power	Voltage/frequency(V/Hz)	220/50Hz
	Power(W)	810W
	Current(A)	5A
Material	Inside material	Stainless steel
	Outside material	Color sprayed steel
	Insulation	PURF
Size	Capacity(L/cu.ft)	340/12
	NT./GT.(kg)	222/283.5
	Exterior size(W*D*H)(mm)	875*980*1900
	Interior size(W*D*H)(mm)	488*607*1140
	Package size(W*D*H)(mm)	935*1070*2130
	CBM	2.13
	20GP/40GP/40HQ	12/24/24
Frozen Racks	Racks	12(4X4)
	Boxes (2 Inches)	192
	Samples(2ml)	19200
Alarm	High/low temperature	Y
	Power failure	Y
	Abnormal voltage	Y
	Sensor error	Y
	Filter screen check	Y
	Thermostat failure	Y
	Low battery	Y
	Condenser clean	Y
	High ambient temperature	Y
	Door ajar	Y
	Power failure backup system(alarm)	72h
Accessories	Castor	Y
	Inside door	2
	Test hole QTY/diameter	1/25MM
	USB port	Y
	Chart recorder	/
	Data logger	Optional
	Remote alarm port	Y
Optional	CO2 back up system	Optional
	LN2 back up system	Optional
Other	Certification	ISO.CE

Anhui Zhongke Duling Commercial Appliance Co.Ltd is a direct sourcing manufacturer with core technology.

Anhui Zhongke Duling Commercial Appliance Co.Ltd is a high-tech enterprise which specialized in designing, manufacturing and marketing of laboratory & bio-medical storage equipments, cold room, cold-chain logistics and customized instruments.

We operate with 2 brands
Mether with Safety, Profession, Environmental protection
Promed with Value, Stability, Energy saving

We pursue the concept of "For a healthy world, For a healthy future" with the strong technical support from R&D team. We produce environmentally friendly products for high-end brand technical areas like research institutes, hospitals, laboratories, commercial retails with the dedication to build a green bridge for health of the humanity and the world.

Anhui Zhongke Duling Commercial Appliance Co., Ltd, is a high-tech enterprise which specicalized in designing, manufacturing and marketing of laboratory& medical refrigerators and freezers, such as pharmacy refrigerators, ultra low temperature freezers, deep freezers, walk-in cold room, customized commercial freezers and cold chain equipments.

We pursue the concept of " For a healthy world, For a healthy future" with the strong technical support from R&D team. We produce environmentally frendly products fro high-end brands technical areas like research insitites, hospitals, laborartories, commercial retails with the dedicataion to build a green bridge for health of the humanity and the world.

We had botained the ISO 13485, ISO 9001, ISO14001, ISO45001 certificate for company management, CE, MDR for the prodcut quality control system, strike foward to the international enterprise with the quality management goal of orderly, continuous improvement and controllable risk.

Operating honestly, focusing on quality and complying with the law is our basic principle. We aim to serve for the society and for a better environment with producing environmentally products and offering best customer service.

WHO ARE WE?

Zhongke Duling is a High-tech manufacturer established since 2011, provides storage and transportation products and solutions for biological sample banks, blood safety, vaccine safety, medical supplies and reagent safety from -196 ℃ to 8 ℃ as a complete cold chain provider. We focuses on the professionalism and stability of the product, designed to provide customers with an efficient and energy-saving product.