Meling Biomedical Product Catalogue

About Zhongke Meiling

Zhongke Meiling, a national new high-tech enterprise and a joint venture of Changhong Meiling Co., Ltd. and Chinese Academy of Sciences, was founded in 2002 and located in Hefei Economic Development Zone. We offer a variety of product lines including medical & pharmacy refrigerators, ultra-low temperature freezers, blood bank refrigerators, explosion-proof refrigerators, freezer racks & boxes, cold rooms, and bio-bank management systems. Thanks to our professional sales team and good after-sales services, Meling Biomedical covers 2800 counties and 300 cities across 30 provinces in the domestic market. With international certifications such as ISO, CE, and UL, we are dedicated to offering quality products to our business partners in Europe, America, Asia, and MENA, serving medical systems, blood bank systems, health systems, universities, research and development institutions, biological medicine factories, gene engineering, and life sciences from over 70 countries. We have a 5,000㎡ R&D center and an 85,000㎡ workshop equipped with global cutting-edge automatic production lines and a professional ultra-low temperature test center. With over 30 years of development in the refrigeration industry, we have built a superior team and obtained numerous patents, especially in Mixed Refrigerants, which have won the second prize of the State Technological Invention Award and the first prize of the Chinese Association of Refrigeration.

Product Catalogue Overview

• -164°C/-150°C Cryogenic Freezer
• -86°C Ultra-low Temperature Freezer
• -40°C Ultra-low Temperature Freezer
• -25°C Biomedical Freezer
• 2~8°C/-10~-26/-40°C Combined Refrigerator and Freezer
• 2~8°C Ice Lined Refrigerator
• 2~8°C Pharmacy Refrigerator
• 4°C Blood Bank Refrigerator
• +4°C/+22°C Mobile Blood Bank Refrigerator
• Laboratory Consumables
• ULT Freezer + Consumables Solutions
• Optional Features
• Product Map

-164°C/-150°C Cryogenic Freezer

DW-UW128

Features: Targeted Refrigeration, Low Temperature Limit, Innovator in Refrigeration Industry, National Awards.

Structure Design: External material is cold rolled steel plate, internal material is stainless steel. Features a 40mm access port, 102.5mm foam outer door with 3 thermal insulation boards, a door lock, and 6 universal wheels.

Control System: Microprocessor controller with 0.1°C increment display. High-sensitivity temperature sensor. Audible and visible alarm system (high/low temperature, sensor failure, power failure, low battery, communication failure, high ambient temperature, condenser high temperature).

Refrigeration System: Industrial compressor with fast refrigeration speed and good stability. CFC-free refrigerant for environmental protection.

Scope of Application: Scientific research, low-temperature testing, preservation of red blood cells, white blood cells, skins, DNA/RNA, bones, bacteria, sperm, and biological products. Suitable for blood banks, hospitals, sanitation and anti-epidemic stations, biological engineering, university laboratories, and military enterprises.

-86°C Ultra-low Temperature Freezer

DW-HL780 (Dual Cooling System)

Features: Two high-efficiency refrigeration systems that work independently, maintaining -70°C if one fails. Frequency conversion technology for balanced temperature and energy saving. Applicable to various power supply environments (110V/220V, 50/60Hz). Stable internal temperature with SECOP compressors. Ergonomic handle, smooth track, and pressure relief valve for easy door operation. Includes 3 division plates for 4 storage layers, 2 internal doors to reduce frosting, SUS304 stainless steel interior, and 4 heavy casters with 2 leveling feet.

DW-HL528S (Cascade Cooling System)

Features: Two-stage Cascade & Variable Frequency Drive Refrigeration. High efficiency frequency conversion compressors. Applicable to various power supply environments. Stable internal temperature with SECOP compressors. Excellent thermal insulation performance with foam inner doors, vacuum insulation board, and triple independent silicone sealing strips. Human-oriented design with ergonomic handle, smooth track, pressure relief valve, 3 division plates, 2 internal doors, SUS304 stainless steel interior, and 4 heavy casters with 2 leveling feet.

DW-HL1008/SA/HC

Features: Android Screen Ultra-low Temperature Freezer. Two SECOP Brand Compressors (High Efficiency And Energy-saving). 10 Critical Alarms. 10 Years Temp. Data Recording.

Structure Design: Vacuum insulation panels for increased internal capacity and temperature stability. Ergonomic door handle at waist level with vacuum vent. Inner doors are gasketed and insulated. 25mm access port. Four heavy-duty casters. SUS304 stainless steel, galvanized plate, sprayed aluminum plate lining.

Electronic Control: Multiple audible and visible alarm system. RS485 interface compliance to MODBUS protocol. Optional CO2 backup system. Intelligent touch screen with 10 years of data storage.

Refrigeration Performance: Direct cooling circulation technology. SECOP compressor. HC refrigerant with ultra-low GWP. Twin-compressor design for redundancy.

DW-HL340, DW-HL218HC, DW-HL100HC (Cost-efficient Ultra-low Temperature Freezer)

Structure Design: Ergonomic door handle, vacuum insulation panels, gasketed inner doors, 25mm access port, four heavy-duty casters.

Electronic Control: Audible and visible alarm system. RS485 interface compliance to MODBUS protocol. Optional CO2 backup system. Digital screen with data storage.

Refrigeration Performance: Direct cooling circulation technology. SECOP compressor. HC refrigerant with ultra-low GWP.

DW-HW50HC, DW-HW138, DW-HW328, DW-HW668 (Chest Series)

Features: Intelligent Cooling, Speed Cooling, Energy Saving.

Structure Design: User-friendly ergonomic design. Vacuum insulation panels. Multiple separate compartments. 25mm access port. Four heavy-duty casters.

Electronic Control: Multiple audible and visible alarm system. Digital screen with 100,000 data records. RS485 interface compliance to MODBUS protocol. Optional CO2 backup system.

Refrigeration Performance: Direct cooling circulation technology. SECOP compressor. HC refrigerant with ultra-low GWP.

High-precision Temperature Control: Digital temperature display. High-precision microcomputer temperature control system and platinum resistor temperature sensors.

Refrigeration System: Imported compressor and EBM fan. 152mm foaming insulation with VIP board.

Security System: Multiple audible & visual alarm functions. Compressor start delay and stopping interval protection. Keyboard lock and password protection. Long-time support back-up battery.

Human-oriented Design: Ergonomic door handle. SUS304 interior. Universal caster with brake.

DW-HL50HC, DW-HL1.8 (Undercounter Freezer)

Structure Design: Ergonomic door handle, vacuum insulation panels, gasketed inner doors, 25mm access port, four heavy-duty casters.

Electronic Control: Audible and visible alarm system. Digital screen with 100,000 data records. RS485 interface compliance to MODBUS protocol. Optional CO2 backup system.

Refrigeration Performance: Direct cooling circulation technology. SECOP compressor. HC refrigerant with ultra-low GWP.

-86°C Portable Ultra-low Temperature Freezer

Intelligent temperature control: High definition digital display with 0.1°C accuracy. Inner temperature settable from -40°C to -86°C.

Refrigeration System: New Smart refrigeration design with energy-efficient CFC-free refrigerant. Portable design with 24V vehicle power supply and 220V household power supply. Foaming body and accessory device for heat preservation.

Security System: Multiple security alarms. Protection of power-on delay and power-off interval. Keyboard with lockout system and keyword protection. Double-locking design.

-40°C Ultra-low Temperature Freezer

DW-FL Series (DW-FL90, DW-FL270, DW-FL450, DW-FL528, DW-FL778, DW-FL1008)

Structure Design: Foam door with excellent insulation. Door lock and key. 25mm access port. Universal wheels and leveling feet. Various lining materials (sprayed aluminum plate, SUS304 stainless steel, HIPS, Blister, galvanized plate).

Control System: Audible & Visible Alarm System. Built-in data-logger (exports up to 12 months of data via USB). RS485 interface with MODBUS protocol. Microprocessor controller with 0.1°C increment display. High-sensitivity temperature sensor.

Refrigeration System: HC refrigerant with ultra-low GWP. Industrial compressor for energy conservation and environmental protection.

Scope of Application: Scientific research, cryogenic testing, blood plasma cryopreservation, low-temperature resistance testing of biological materials, vaccines, biological products, and military products. Suitable for research institutions, electronics industry, chemical industry, hospitals, health & disease prevention systems, university laboratories, and military enterprises.

DW-FW Series (DW-FW150, DW-FW270, DW-FW360)

Structure Design: Foam door with excellent insulation. Door lock and key. External material: cold rolled steel sheet, internal material: stainless steel. Steel wire basket for sample access. Universal wheels.

Control System: High temperature alarm, low temperature alarm, power failure alarm, low battery alarm, sensor failure alarm.

Refrigeration System: HC refrigerant with ultra-low GWP. Industrial compressor for energy conservation and environmental protection.

-10~-25°C Biomedical Freezer

DW-YL Series (DW-YL90, DW-YL270, DW-YL450) and DW-YW Series (DW-YW226A, DW-YW358A, DW-YW508A)

Structure Design: Foam door with excellent insulation. Door lock and key. Corrosion-resistant and easy-to-clean cabinet. 25mm access port. ABS drawers or baskets for sample access. Universal wheels and leveling feet.

Control System: Audible & Visible Alarm System. Built-in data-logger (exports up to 12 months of data via USB). RS485 interface with MODBUS protocol. Microprocessor controller with 0.1°C increment display. High-sensitivity temperature sensor.

Refrigeration System: HC refrigerant with ultra-low GWP. Industrial compressor with HC refrigerant for energy conservation and environmental protection.

2~8°C/-10~-26/-40°C Combined Refrigerator and Freezer

YCD Series (YCD-EL300, YCD-FL289, YCD-EL450, YCD-FL519)

Structure Design: Upper chamber with double-pane glass door with Low-E and electric heating function to prevent condensation. Lower chamber is solid with great insulation. Equipped with 2 compressors and 2 independent displays. LED light in the refrigerator compartment. Two 25mm access ports. Plastic coated wire steel shelves and ABS drawers. 4 universal wheels + 2 casters with brake.

Control System: Audible and visible alarm system. Microprocessor controller with 0.1°C increment display.

Refrigeration System: HC refrigerant with ultra-low GWP.

2~8°C Pharmacy Refrigerator

Undercounter Pharmacy Refrigerator (YC-56L, YC-56EL, YC-76L, YC-76EL, YC-130L, YC-130EL)

Features: Real Air Cooling, Real Energy Saving, Real Visibility, Real Safety.

Structure Design: Double-pane glass door with electric heating function to prevent condensation, self-closing door. Sprayed aluminum plate interior (optional stainless steel). Removable shelves with label holders.

Refrigeration System: Air circulation with finned evaporator. Industrial compressor with hydrocarbon refrigerant. HC refrigerant with ultra-low GWP.

Control System: Microprocessor controller with 0.1°C increment display. 25mm access port. Multiple audible and visible alarm system. RS485 interface with MODBUS protocol.

5 series Pharmacy Refrigerator (YC-725L, YC-1015L, YC-1320L, YC-1320CL, YC-1505L, etc.)

Structure Design: Double-pane glass door with electric heating function, self-closing door. Sprayed aluminum plate interior (optional stainless steel). Removable shelves with label holders.

Refrigeration System: Air circulation with finned evaporator. Industrial compressor with hydrocarbon refrigerant. HC refrigerant with ultra-low GWP.

Control System: Microprocessor controller with 0.1°C increment display. 25mm access port. Multiple audible and visible alarm system. RS485 interface with MODBUS protocol.

2~8°C Ice Lined Refrigerator

YC-150EW, YC-275EW

Features: Intelligent Control & Constant Temperature, Multiple Alarms Bring More Security.

Structure Design: Sprayed steel sheet external material, stainless steel internal material. Steel wire baskets. Door lock and key. 4 universal wheels. 110mm foam door for insulation.

Control System: Multiple audible and visible alarm systems. Microprocessor controller with 0.1°C increment display. High-sensitivity temperature sensor. Battery backup for control system during power failure.

Refrigeration System: Industrial compressor with HC refrigerant. HC refrigerant with ultra-low GWP. Precooling function for flexible cold storage time.

Scope of Application: Storage of biological products, vaccines, drugs, reagents. Suitable for pharmacies, pharmaceutical factories, hospitals, disease prevention and control centers, clinics.

4°C Blood Bank Refrigerator

XC Series (XC-170L, XC-168L, XC-268L, XC-380L, XC-630L, XC-618L)

Structure Design: Foamed outer door with double-pane glass window and electric heating function to prevent condensation. Stainless steel drawers. Stainless steel (SUS304) interior. 4 castors.

Refrigeration System: Air circulation with finned evaporator. Industrial compressor with hydrocarbon refrigerant. HC refrigerant with ultra-low GWP.

Control System: Microprocessor controller with 0.1°C increment display. Multiple audible and visible alarm systems. Built-in data-logger. RS485 interface with MODBUS protocol. Remote alarm contact.

Scope of Application: Storage of whole blood, blood platelets, red blood cells, biological products, vaccines, drugs, reagents. Suitable for blood banks, hospitals, research institutions, disease prevention and control centers.

+4°C/+22°C (±1) Mobile Blood Bank Refrigerator

XC-90W

Features: Constant Temperature Intelligent Control Protects Blood Safety. Truck-mounted Refrigerators, Precise Temperature Control, Efficient refrigeration, Ergonomics.

Structure Design: Stores up to 60 pcs of 400 ml blood bags. Horizontal design reduces cold air loss. Foamed solid door for light blocking and heat insulation. 4 baskets inside. Low-density polyethylene (LDPE) external and internal material. 4 casters (2 with brakes).

Refrigeration System: Air circulation with finned evaporator. Industrial compressor with hydrocarbon refrigerant. HC refrigerant with ultra-low GWP.

Control System: Microprocessor controller with 0.1°C increment display. DC power supply (12/24V). Built-in data-logger. Remote alarm contact.

Scope of Application: Storage of whole blood, blood platelets, red blood cells, biological products, vaccines, drugs, reagents. Suitable for blood banks, hospitals, research institutions, disease prevention and control centers.

Laboratory Consumables

PP Box

Made of medical-grade transparent polypropylene. Temperature range: -90°C to 121°C. Transparent cover with grid and code. Available in five colors. Gaps for rapid cooling and liquid discharge. Standard size design.

PC Box

Made of medical-grade transparent polycarbonate. Temperature range: -196°C to 121°C. Transparent cover with grid and code. Available in red, blue, green, and yellow. Gaps for rapid cooling and liquid discharge.

PA Box

Made of durable cardboard. Protective cover is non-frost and moisture-resistant. Temperature range: -196°C to 121°C. Removable grid strip with writing area. Available in five colors. Suitable for all standard freezer racks.

Cryo Tubes

Medical-level high transparent PP material. Temperature tolerance: -196°C to 121°C. Self-standing with O-shaped gasket. Large writing area with scale. DNA/RNA free certification. Gamma ray sterilization. Tolerable maximum centrifugal force of 20000G. Multi-color selection for the cover.

ULT Freezer + Consumables Solutions

-86°C Vertical ULT Freezer Rack Matching Solution

Recommends perfect frozen layer rack matching schemes to improve freezer space utilization and satisfy storage requirements of biobanks.

-164°C/-150°C Chest Cryogenic Freezer Rack Matching Solution

Stainless steel chest frozen layer rack, high strength PC frozen layer box (-196°C~121°C). New appearance design, gap and line design for rapid cooling and liquid discharge. Transparent box cover and clear digital mark for easy observation and sample finding.

-40°C Vertical and Chest ULT Freezer Rack Matching Solution

Provides matching solutions for vertical and chest ULT freezers with racks and boxes.

Optional

CO2 backup system

Small footprint, portable, convenient installation. Applicable to all ULT freezers or refrigeration cabinets with access ports. 48 hours battery back-up. Large capacity, maintenance-free battery. Visible and audible indicators. Door safety interlock switch.

Chart Recorder

Measures temperature via a probe filled with neutral gas. No electronics or power supply required. Spring-maintained fiber pen arm. Locked door. European imported brand, durable and reliable.

Remote alarm and RS485 port

Connects with CMS via RS485 contact and conventional protocol for data communication (product failure, alarm information) to ensure sample storage safety.

Product Map

Provides a visual overview of Meling Biomedical's product lines, categorized by temperature range:

• -86°C Ultra-low Temperature Freezer
• -40°C Ultra-low Temperature Freezer/-60°C Deep Freezer
• -40°C Ultra-low Temperature Freezer
• 2~8°C Ice Lined Refrigerator
• -25°C Biomedical Freezer
• 2~8°C, -10~-26/-40°C Combined Refrigerator and Freezer
• 4±1°C Blood Bank Refrigerator
• 2~8°C Pharmacy Refrigerator

Appendix: Naming Standards

Details the naming conventions for Meling Biomedical products:

• DW-: Ultra-low Temperature Freezer. Includes temperature range codes (F, G, K, H, M, L, U, Z, Y, X) and product mix codes (L: Upright, W: Chest), control codes (C: Touch Screen, D: LED), and system codes (F: Air Cooling, G: High efficiency refrigeration, BP: Frequency conversion, S: Two-stage Cascade). Volume is in Liters.
• YCD-: Combined Refrigerator and Freezer. Includes temperature range codes (B, C, D, E, F) and product mix codes (L: Upright, W: Chest), system codes (BP: Frequency conversion). Volume is in Liters.
• XC-: Blood Bank Refrigerator. Includes product character codes (T: LCD, C: Touch Screen), product mix codes (L: Upright, W: Chest), system codes (BP: Frequency conversion). Volume is in Liters.
• YC-: Pharmacy Refrigerator. Includes product mix codes (L: Upright, CL: Upright with Touch Screen), character codes (G: Humidity control, E: Foam door structure, X: Cold storage function, no note indicates double pane glass door). Volume is in Liters.