{"product_id":"meling-biomedical-dw-hl530-40-c-to-86-c-dual-cooling-upright-ultra-low-temperature-freezer-530-l","title":"Meling Biomedical DW-HL530 −40°C to −86°C Dual-Cooling Upright Ultra-Low Temperature Freezer 530 L","description":"\u003ch1\u003eMeling Biomedical DW-HL530 −40°C to −86°C Dual-Cooling Upright Ultra-Low Temperature Freezer 530 L\u003c\/h1\u003e\n\u003cp\u003eThe Meling Biomedical DW-HL530 is a 530 L upright ultra-low temperature freezer engineered for long-term storage of temperature-sensitive biological materials between −40°C and −86°C. Its dual-cooling architecture uses two independent inverter-driven refrigeration systems to provide an additional level of sample protection. The freezer also incorporates a 10-inch intelligent touchscreen, stainless-steel interior, vacuum-insulated cabinet construction, local temperature data logging, biometric access control, and comprehensive alarm protection for research laboratories, biobanks, hospitals, pharmaceutical facilities, and other professional environments.\u003c\/p\u003e\n\u003ch3 data-section-id=\"nyesct\" data-start=\"180\" data-end=\"198\" class=\"PDq2pG_selectionAnchorContainer\"\u003eCertifications\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cul data-start=\"200\" data-end=\"453\"\u003e\n\u003cli data-section-id=\"15kgg9e\" data-start=\"200\" data-end=\"321\"\u003e\n\u003cstrong data-start=\"202\" data-end=\"242\"\u003eClass II medical-device CE certified\u003c\/strong\u003e, with conformity to applicable \u003cstrong data-start=\"274\" data-end=\"321\"\u003eIEC\/EN 61010 electrical safety requirements\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"t5m5eb\" data-start=\"322\" data-end=\"389\"\u003e\n\u003cstrong data-start=\"324\" data-end=\"340\"\u003eUL certified\u003c\/strong\u003e for applicable United States safety requirements\u003c\/li\u003e\n\u003cli data-section-id=\"1rmy89o\" data-start=\"390\" data-end=\"453\"\u003e\n\u003cstrong data-start=\"392\" data-end=\"409\"\u003ecUL certified\u003c\/strong\u003e for applicable Canadian safety requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe microprocessor controller and 10-inch HD intelligent touchscreen provide clear access to cabinet temperature, operating status, alarm conditions, and stored records. Two independent inverter compressors adjust refrigeration output according to demand, while direct cooling, hydrocarbon refrigerants, vacuum-insulated panels, and substantial cabinet insulation support controlled operation down to −86°C.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e530 L \/ 18.7 cu. ft. storage capacity\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAdjustable operating range from −40°C to −86°C\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDual independent refrigeration systems\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTwo inverter-driven compressors\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRedundant cooling architecture\u003c\/strong\u003e for enhanced protection of high-value materials\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e10-inch HD intelligent touchscreen\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMicroprocessor temperature controller\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDirect-cooling refrigeration\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManual defrost\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHydrocarbon refrigerants\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVacuum-insulated panel construction\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStainless-steel interior\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThree stainless-steel shelves\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInsulated inner doors\u003c\/strong\u003e to reduce heat entry during routine access\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eErgonomic door handle\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCard and fingerprint access control\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHeated vacuum-relief port\u003c\/strong\u003e to assist with door reopening\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBuilt-in USB temperature data logger\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTemperature recording every five minutes\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLocal record retention for up to ten years\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRS485 communication interface\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRemote alarm contact\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBackup battery for continued local monitoring and alarm operation\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTwo 25 mm access ports\u003c\/strong\u003e for independent probes or compatible monitoring equipment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCircuit breaker\u003c\/strong\u003e for electrical protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFour heavy-duty casters and two leveling feet\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDual-System Sample Protection\u003c\/h3\u003e\n\u003cp\u003eThe DW-HL530 is built around two independent refrigeration systems. The manufacturer states that if one system becomes unavailable, the remaining refrigeration system can continue maintaining ultra-low cabinet conditions at approximately −80°C under specified operating conditions.\u003c\/p\u003e\n\u003cp\u003eThis redundant design is intended to provide additional response time and sample protection compared with a conventional single-system freezer. Independent facility monitoring and an established emergency-transfer plan should still be maintained for irreplaceable or high-value materials.\u003c\/p\u003e\n\u003ch3\u003eTemperature Performance\u003c\/h3\u003e\n\u003cp\u003eManufacturer internal testing reports:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eTemperature recovery of approximately \u003cstrong\u003e24.5 minutes\u003c\/strong\u003e after the door has been opened for one minute\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePull-down time to −80°C of approximately \u003cstrong\u003e185 minutes\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDaily energy consumption of approximately \u003cstrong\u003e7.3 kWh\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese figures are based on manufacturer internal testing with the freezer set to −80°C and operated at an ambient temperature of 25°C. Actual performance may vary depending on cabinet loading, ambient conditions, installation, ventilation, voltage, initial product temperature, door-opening frequency, and individual unit configuration.\u003c\/p\u003e\n\u003ch3\u003eComprehensive Alarm Protection\u003c\/h3\u003e\n\u003cp\u003eThe integrated alarm system provides visual and audible notification for conditions including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHigh cabinet temperature\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLow cabinet temperature\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh ambient temperature\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTemperature-sensor failure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePower failure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLow backup-battery level\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAmbient-temperature sensor failure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBackup-battery power-check failure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLocal data-communication failure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoor-opening timeout\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eA\/B refrigeration-system fault\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh refrigeration-system pressure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese alarms help personnel identify temperature excursions, electrical interruptions, refrigeration faults, prolonged door openings, and monitoring-system conditions promptly.\u003c\/p\u003e\n\u003ch3\u003eLocal Temperature Data Management\u003c\/h3\u003e\n\u003cp\u003eThe integrated data logger records cabinet temperature locally at five-minute intervals and supports retention of up to ten years of historical records. Authorized users can export stored information directly through the USB port for audits, quality-control procedures, documentation, and local recordkeeping.\u003c\/p\u003e\n\u003cp\u003eThe RS485 interface and remote alarm contact can connect the freezer to compatible on-site monitoring equipment, alarm panels, or building-management systems without requiring an internet connection.\u003c\/p\u003e\n\u003ch3\u003ePrivacy-Focused Offline Operation\u003c\/h3\u003e\n\u003cp\u003eInternet connectivity, cloud communication, and external manufacturer-server data collection are disabled to support institutional privacy, cybersecurity, and data-governance requirements.\u003c\/p\u003e\n\u003cp\u003eTemperature and alarm records remain stored locally within the freezer and can be accessed or exported through the integrated USB data logger. RS485 communication and remote alarm-contact functionality remain available for compatible on-site systems.\u003c\/p\u003e\n\u003ch3\u003eDesigned for High-Volume, High-Value Storage\u003c\/h3\u003e\n\u003cp\u003eThe DW-HL530 accommodates a specified configuration of up to sixteen freezer racks and approximately 400 standard storage boxes. Its three-shelf stainless-steel interior and insulated inner-door arrangement divide the cabinet into organized storage zones while reducing exposure of materials that are not being accessed.\u003c\/p\u003e\n\u003cp\u003eThe combination of dual independent cooling systems, touchscreen control, biometric access, local temperature documentation, vacuum insulation, comprehensive alarms, and secure cabinet construction makes the freezer suitable for professional facilities managing valuable or difficult-to-replace biological collections.\u003c\/p\u003e\n\u003ch3\u003eMain Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e DW-HL530\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct type:\u003c\/strong\u003e Dual-cooling upright ultra-low temperature freezer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCapacity:\u003c\/strong\u003e 530 L \/ 18.7 cu. ft.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTemperature range:\u003c\/strong\u003e −40°C to −86°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCooling performance:\u003c\/strong\u003e −86°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRecommended ambient temperature:\u003c\/strong\u003e 16°C to 32°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eClimate class:\u003c\/strong\u003e N\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eController:\u003c\/strong\u003e Microprocessor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDisplay:\u003c\/strong\u003e 10-inch HD intelligent touchscreen\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompressors:\u003c\/strong\u003e Two inverter-driven compressors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRefrigeration systems:\u003c\/strong\u003e Two independent systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCooling method:\u003c\/strong\u003e Direct cooling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDefrost method:\u003c\/strong\u003e Manual\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRefrigerant:\u003c\/strong\u003e Hydrocarbon refrigerants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInsulation:\u003c\/strong\u003e Vacuum-insulated panels with supplementary cabinet insulation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInsulation thickness:\u003c\/strong\u003e Approximately 117 mm at the door and 130 mm at the side walls and rear\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExterior material:\u003c\/strong\u003e Cold-rolled steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInterior material:\u003c\/strong\u003e Stainless steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eShelves:\u003c\/strong\u003e Three stainless-steel shelves\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInner-door configuration:\u003c\/strong\u003e Insulated inner doors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAccess control:\u003c\/strong\u003e Card and fingerprint access\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAccess ports:\u003c\/strong\u003e Two, each 25 mm in diameter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMobility:\u003c\/strong\u003e Four casters and two leveling feet\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eData-recording interval:\u003c\/strong\u003e Every five minutes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLocal record retention:\u003c\/strong\u003e Up to ten years\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eData export:\u003c\/strong\u003e USB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication interfaces:\u003c\/strong\u003e RS485 and remote alarm contact\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBackup battery:\u003c\/strong\u003e Included\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSpecified rack model:\u003c\/strong\u003e ZKL304-552B-CT\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSpecified rack capacity:\u003c\/strong\u003e 16 racks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSpecified box capacity:\u003c\/strong\u003e Up to 400 boxes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInternal dimensions, W × D × H:\u003c\/strong\u003e 585 × 696 × 1,266 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExternal dimensions, W × D × H:\u003c\/strong\u003e 930 × 1,041 × 1,947 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePackaged dimensions, W × D × H:\u003c\/strong\u003e 1,005 × 1,160 × 2,132 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNet weight:\u003c\/strong\u003e 276 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGross weight with paper packaging:\u003c\/strong\u003e 332 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGross weight with wooden packaging:\u003c\/strong\u003e 365 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eElectrical supply:\u003c\/strong\u003e 110–230 V, 50\/60 Hz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRated current:\u003c\/strong\u003e 13.42 A\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Zhongke Meiling Cryogenics Co., Ltd","offers":[{"title":"Default Title","offer_id":48693672444136,"sku":null,"price":19999.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/4165\/3736\/files\/DW-HL530_2.png?v=1782764977","url":"https:\/\/solutioninstruments.com\/products\/meling-biomedical-dw-hl530-40-c-to-86-c-dual-cooling-upright-ultra-low-temperature-freezer-530-l","provider":"Solution Instruments","version":"1.0","type":"link"}