{"id":1750,"date":"2025-11-25T15:38:31","date_gmt":"2025-11-25T07:38:31","guid":{"rendered":"https:\/\/youmescientific.com\/?post_type=product&p=1750"},"modified":"2025-12-17T14:00:56","modified_gmt":"2025-12-17T06:00:56","slug":"25c-biomedical-freezer-dw-25w147-203-389-525","status":"publish","type":"product","link":"https:\/\/youmescientific.com\/zh\/products\/25c-biomedical-freezer-dw-25w147-203-389-525\/","title":{"rendered":"-25\u00b0C\u751f\u7269\u533b\u5b66\u51b7\u51bb\u7bb1 DW-25W147\/203\/389\/525"},"content":{"rendered":"
Product Advantages<\/h5>\n\n\n\n

Temperature control system<\/strong>
Microprocessor-controlled digital display with adjustable internal temperature range from -10\u00b0C to -25\u00b0C
High\/low temperature alarm control: Alarm temperature can modified
Safety control system<\/strong>
Essential alarms: High temperature alarm, low temperature alarm, sensor fault alarm
Audible and visual alarm
Start-up delay protection and downtime (power-off interval) protection to safeguard system components and ensure stable operation
Refrigeration system<\/strong>
High-quality compressor with rapid refrigeration
Utilizes high-density, super-microcellular foaming insulation to ensure excellent thermal retention and minimize energy loss
CFC-free foaming agent
Forced refrigeration and freezing function
Optimized evaporation and condensation system powerful refrigeration
User-Friendly Design<\/strong>
Door lock to prevent unauthorized access
Wide operational voltage range
High-quality aluminum-lined drainage hole designed at the base for easy cleaning
Basket provided as required
Wide operating ambient temperature range: 10\u00b0C~32\u00b0C
Built-in service for convenient sensor access<\/p>\n\n\n\n

<\/p>\n\n\n\n

\u4ea7\u54c1\u53c2\u6570<\/h5>\n\n\n\n

<\/p>\n\n\n\n

<\/td>\u6a21\u578b<\/td>DW-25W147<\/td>DW-25W203<\/td>DW-25W389<\/td>DW-25W525<\/td><\/td><\/tr>
Technical Data<\/td>Cabinet Type<\/td>Horizontal<\/td>Horizontal<\/td>Horizontal<\/td>Horizontal<\/td><\/td><\/tr>
Climate Class<\/td>SN<\/td>SN<\/td>SN<\/td>SN<\/td><\/td><\/tr>
Cooling Type<\/td>Direct Cooling<\/td>Direct Cooling<\/td>Direct Cooling<\/td>Direct Cooling<\/td><\/td><\/tr>
<\/td><\/tr>
Defrost Mode<\/td>Manual<\/td>Manual<\/td>Manual<\/td>Manual<\/td><\/td><\/tr>
<\/td><\/tr>
Refrigerant<\/td>HC<\/td>HC<\/td>HC<\/td>HC<\/td><\/td><\/tr>
Sound Level (dBA)<\/td>41.2 <\/td>41.8 <\/td>42.2 <\/td>44.8 <\/td><\/td><\/tr>
Performance<\/td>Cooling Performance (\u00b0C)<\/td>-25 <\/td>-25 <\/td>-25 <\/td>-25 <\/td><\/td><\/tr>
Temperature Range (\u00b0C)<\/td>-10~-25<\/td>-10~-25<\/td>-10~-25<\/td>-10~-25<\/td><\/td><\/tr>
Control<\/td>Controller<\/td>Microprocessor<\/td>Microprocessor<\/td>Microprocessor<\/td>Microprocessor<\/td><\/td><\/tr>
Display<\/td>LCD<\/td>LCD<\/td>LCD<\/td>LCD<\/td><\/td><\/tr>
Electrical Data<\/td>Power Supply (V\/Hz)<\/td>~220\/50<\/td>~220\/50<\/td>~220\/50<\/td>~220\/50<\/td><\/td><\/tr>
Power (W)<\/td>120 <\/td>125 <\/td>220 <\/td>450 <\/td><\/td><\/tr>
Electrical Current (A)<\/td>1.1 <\/td>1.2 <\/td>1.6 <\/td>3.4 <\/td><\/td><\/tr>
Dimensions<\/td>Capacity (L\/Cu. Ft)<\/td>147\/5.1<\/td>203\/7.2<\/td>389\/13.7<\/td>525\/18.54<\/td><\/td><\/tr>
Net\/Gross Weight (approx)<\/td>(kg)<\/td>34.5\/38.5<\/td>41\/45.5<\/td>57\/68<\/td>85\/99<\/td><\/td><\/tr>
(lbs)<\/td>76.1\/84.9<\/td>90.4\/100.3<\/td>125.7\/149.9<\/td>187.4\/218.3<\/td><\/td><\/tr>
Interior Dimension (W\u00d7D\u00d7H)<\/td>(mm)<\/td>599\u00d7389\u00d7677<\/td>818\u00d7383\u00d7679<\/td>1155\u00d7510\u00d7727<\/td>1686\u00d7494\u00d7695<\/td><\/td><\/tr>
(in)<\/td>23.6\u00d715.3\u00d726.7<\/td>32.2\u00d715.1\u00d726.7<\/td>45.5\u00d720.1\u00d728.6<\/td>66.4\u00d719.5\u00d727.4<\/td><\/td><\/tr>
Exterior Dimension (W\u00d7D\u00d7H)<\/td>(mm)<\/td>739\u00d7564\u00d7837<\/td>964\u00d7564\u00d7837<\/td>1309\u00d7705\u00d7874<\/td>1843\u00d7689\u00d7848<\/td><\/td><\/tr>
(in)<\/td>29.1\u00d722.2\u00d733.0<\/td>38.0\u00d722.2\u00d733.0<\/td>51.5\u00d727.8\u00d734.4<\/td>72.6\u00d727.1\u00d733.4<\/td><\/td><\/tr>
<\/td><\/tr>
<\/td><\/tr>
Packing Dimension (W\u00d7D\u00d7H)<\/td>(mm)<\/td>790\u00d7595\u00d7880<\/td>1015\u00d7600\u00d7905<\/td>1385\u00d7777\u00d7951<\/td>1920\u00d7777\u00d7930<\/td><\/td><\/tr>
<\/td><\/tr>
(in)<\/td>31.1\u00d723.4\u00d734.6<\/td>40.0\u00d723.6\u00d735.6<\/td>54.5\u00d730.6\u00d737.4<\/td>75.6\u00d730.6\u00d736.6<\/td><\/td><\/tr>
<\/td><\/tr>
20GP\/40GP\/40HQ<\/td>42\/90\/90<\/td>38\/80\/80<\/td>24\/46\/50<\/td>14\/30\/36<\/td><\/td><\/tr>
Alarms<\/td>High\/Low Temperature<\/td>Y<\/td>Y<\/td>Y<\/td>Y<\/td><\/td><\/tr>
<\/td><\/tr>
Sensor Error Alarm<\/td>Y<\/td>Y<\/td>Y<\/td>Y<\/td><\/td><\/tr>
Accessories<\/td>Storage Type\/Quantity<\/td>Basket\/1<\/td>Basket\/1<\/td>Basket\/1<\/td>Basket\/3<\/td><\/td><\/tr>
<\/td><\/tr>
Others<\/td>Certi\ufb01cations<\/td>N<\/td>N<\/td>N<\/td>N<\/td><\/td><\/tr>
Operational
Performance<\/td>		Temperature Setting  Mode<\/td>Digital (Accuracy \u00b11\u00b0C)<\/td>Digital (Accuracy \u00b11\u00b0C)<\/td>Digital (Accuracy \u00b11\u00b0C)<\/td>Digital (Accuracy \u00b11\u00b0C)<\/td><\/td><\/tr>
<\/td><\/tr>
Temperature Sensor<\/td>Thermistor<\/td>Thermistor<\/td>Thermistor<\/td>Thermistor<\/td><\/td><\/tr>
Power Consumption (kWh\/24h)<\/td>1.1 <\/td>1.1 <\/td>2.2 <\/td>3 <\/td><\/td><\/tr>
Material<\/td>Exterior Material<\/td>Powder Coated
Cold Rolled Steel<\/td>		Powder Coated
Cold Rolled Steel<\/td>		Powder Coated
Cold Rolled Steel<\/td>		Powder Coated
Cold Rolled Steel<\/td>		<\/td><\/tr>
<\/td><\/tr>
Interior Material<\/td>Embossed
aluminum plate<\/td>		Embossed
aluminum plate<\/td>		Embossed
aluminum plate<\/td>		Embossed
aluminum plate<\/td>		<\/td><\/tr>
<\/td><\/tr>
Insulation<\/td>Cyclopentane
Foaming Agent<\/td>		Cyclopentane
Foaming Agent<\/td>		Cyclopentane
Foaming Agent<\/td>		Cyclopentane
Foaming Agent<\/td>		<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\u6a21\u578b<\/td>DW-25W147<\/td>DW-25W203<\/td>DW-25W389<\/td>DW-25W525<\/td><\/td><\/tr>
Material & Build<\/td>External Door\/Quantity<\/td>Foam door\/1<\/td>Foam door\/1<\/td>Foam door\/1<\/td>Foam door\/2<\/td><\/td><\/tr>
Sealing Strip Quantity<\/td>1 <\/td>1 <\/td>1 <\/td>1 <\/td><\/td><\/tr>
Padlock Latch<\/td>N<\/td>N<\/td>N<\/td>N<\/td><\/td><\/tr>
<\/td><\/tr>
Door Lock\/Quantity<\/td>Y\/1<\/td>Y\/1<\/td>Y\/1<\/td>Y\/1<\/td><\/td><\/tr>
<\/td><\/tr>
Inner Door<\/td>N<\/td>N<\/td>N<\/td>N<\/td><\/td><\/tr>
\u4ea7\u54c1
Accessories<\/td>		Storage Type<\/td>Immersion basket<\/td>Immersion basket<\/td>Immersion basket<\/td>Immersion basket<\/td><\/td><\/tr>
Adjustable Shelves<\/td>N<\/td>N<\/td>N<\/td>N<\/td><\/td><\/tr>
Basket Quantity<\/td>1 <\/td>1 <\/td>1 <\/td>3 <\/td><\/td><\/tr>
Storage Basket<\/td>Y<\/td>Y<\/td>Y<\/td>Y<\/td><\/td><\/tr>
Drawers Material\/Quantity<\/td>Basket\/1<\/td>Basket\/1<\/td>Basket\/1<\/td>Basket\/3<\/td><\/td><\/tr>
<\/td><\/tr>
Compressor Type<\/td>NFG70NA<\/td>NFG70NA<\/td>NFG70NA<\/td>NFG70NA<\/td><\/td><\/tr>
<\/td><\/tr>
Compressor Brand<\/td>Huayi<\/td>Huayi<\/td>Huayi<\/td>Huayi<\/td><\/td><\/tr>
Compressor Power (W)<\/td>220 <\/td>220 <\/td>220 <\/td>220 <\/td><\/td><\/tr>
Compressor Quantity<\/td>1 <\/td>1 <\/td>1 <\/td>1 <\/td><\/td><\/tr>
Refrigerant Model<\/td>R290<\/td>R290<\/td>R290<\/td>R290<\/td><\/td><\/tr>
Function
Parameters<\/td>		Alarm System<\/td>Y<\/td>Y<\/td>Y<\/td>Y<\/td><\/td><\/tr>
Temperature Alarm<\/td>N<\/td>N<\/td>N<\/td>N<\/td><\/td><\/tr>
<\/td><\/tr>
Filter Dirty Alarm<\/td>N<\/td>N<\/td>N<\/td>N<\/td><\/td><\/tr>
<\/td><\/tr>
Excess Voltage Alarm<\/td>N<\/td>N<\/td>N<\/td>N<\/td><\/td><\/tr>
Boot Delay Protection<\/td>Y<\/td>Y<\/td>Y<\/td>Y<\/td><\/td><\/tr>
Password Protection<\/td>Y<\/td>Y<\/td>Y<\/td>Y<\/td><\/td><\/tr>
Evaporator<\/td>Type<\/td>Evaporator coils<\/td>Evaporator coils<\/td>Evaporator coils<\/td>Evaporator coils<\/td><\/td><\/tr>
Material<\/td>Single layer
galvanized pipe<\/td>		Single layer
galvanized pipe<\/td>		Single layer
galvanized pipe<\/td>		Single layer
galvanized pipe<\/td>		<\/td><\/tr>
Condenser<\/td>Type (Forced Cooling)<\/td>Steel Wire Coil<\/td>Inner condenser coil<\/td>External condenser<\/td>External condenser<\/td><\/td><\/tr>
<\/td><\/tr>
Material (Forced Cooling)<\/td>Single layer galvanized
welded pipe<\/td>		Single layer galvanized
welded pipe<\/td>		Tube electrophoresis
condenser<\/td>		Tube electrophoresis
condenser<\/td>		<\/td><\/tr>
<\/td><\/tr>
External Fan<\/td>N<\/td>N<\/td>N<\/td>N<\/td><\/td><\/tr>
Internal Temperature Uniformity<\/td>\u22643<\/td>\u22643<\/td>\u22643<\/td>\u22643<\/td><\/td><\/tr>
Internal Temperature Accuracy<\/td>\u00b11<\/td>\u00b11<\/td>\u00b11<\/td>\u00b11<\/td><\/td><\/tr>
Cooling Speed (Mins):
From ambient 25\u00b0C to -25\u00b0C<\/td>		\u2264180<\/td>\u2264180<\/td>\u2264180<\/td>\u2264180<\/td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\u6a21\u578b<\/td>DW-25W147<\/td>DW-25W203<\/td>DW-25W389<\/td>DW-25W525<\/td><\/td><\/tr>
Others<\/td>Building Supply Rating (A)<\/td>10 <\/td>10 <\/td>10 <\/td>10 <\/td><\/td><\/tr>
Power Lead Length (m)<\/td>2.5 <\/td>2.5 <\/td>2.5 <\/td>2.5 <\/td><\/td><\/tr>
<\/td><\/tr>
Heat Transfer Rate (BTU\/hr)<\/td>195 <\/td>195 <\/td>298 <\/td>432 <\/td><\/td><\/tr>
<\/td><\/tr>
Ambient Temperature (\u00b0C)<\/td>10~32<\/td>10~32<\/td>10~32<\/td>10~32<\/td><\/td><\/tr>
<\/td><\/tr>
Compressor Capacity (W)<\/td>120 <\/td>120 <\/td>179 <\/td>269 <\/td><\/td><\/tr>
Refrigerant Type\/Flammable<\/td>R290\/Flammable<\/td>R290\/Flammable<\/td>R290\/Flammable<\/td>R290\/Flammable<\/td><\/td><\/tr>
Controller Position<\/td>Top<\/td>Top<\/td>Top<\/td>Top<\/td><\/td><\/tr>
Reset overcurrent protector\/
Power Switch<\/td>		N<\/td>N<\/td>N<\/td>N<\/td><\/td><\/tr>
<\/td><\/tr>
Controller Type<\/td>Microprocessor<\/td>Microprocessor<\/td>Microprocessor<\/td>Microprocessor<\/td><\/td><\/tr>
<\/td><\/tr>
Setpoint Lock<\/td>N<\/td>N<\/td>N<\/td>N<\/td><\/td><\/tr>
<\/td><\/tr>
Controller Sensor<\/td>NTC<\/td>NTC<\/td>NTC<\/td>NTC<\/td><\/td><\/tr>
Remote Alarm Terminals<\/td>N<\/td>N<\/td>N<\/td>N<\/td><\/td><\/tr>
Adjustable High\/Low Temp Alarms<\/td>Y<\/td>Y<\/td>Y<\/td>Y<\/td><\/td><\/tr>
Auto Voltage Safeguard<\/td>N<\/td>N<\/td>N<\/td>N<\/td><\/td><\/tr>
<\/td><\/tr>
Door Thickness (mm)<\/td>42.5 <\/td>42.5 <\/td>46 <\/td>46 <\/td><\/td><\/tr>
<\/td><\/tr>
Cabinet Thickness (mm)<\/td>68 <\/td>71 <\/td>70 <\/td>70 <\/td><\/td><\/tr>
<\/td><\/tr>
Fan Brand<\/td>N\/A<\/td>N\/A<\/td>N\/A<\/td>N\/A<\/td><\/td><\/tr>
Static Feet\/Caster Wheels\/Quantity<\/td>Feet\/2\/Wheels\/2<\/td>Feet\/2\/Wheels\/2<\/td>Fixed Wheels\/2
Directional Wheels\/2<\/td>		Wheels\/6<\/td><\/td><\/tr>
Condenser Type<\/td>Steel wire-on-tube<\/td>Steel wire-on-tube<\/td>Steel wire-on-tube<\/td>Steel wire-on-tube<\/td><\/td><\/tr>
Internal Fan Brand<\/td>N\/A<\/td>N\/A<\/td>N\/A<\/td>N\/A<\/td><\/td><\/tr>
<\/td><\/tr>
Alarm Battery<\/td>N<\/td>N<\/td>N<\/td>N<\/td><\/td><\/tr>
<\/td><\/tr>
Temperature Uniformity (\u00b0C)<\/td>\u22643<\/td>\u22643<\/td>\u22643<\/td>\u22643<\/td><\/td><\/tr>
<\/td><\/tr>
Temperature Accuracy (\u00b0C)<\/td>1 <\/td>1 <\/td>1 <\/td>1 <\/td><\/td><\/tr><\/tbody><\/table><\/figure>","protected":false},"excerpt":{"rendered":"

Product Advantages Temperature control systemMicroprocessor-controlled digital display with adjustable internal temperature range from -10\u00b0C to -25\u00b0CHigh\/low temperature alarm control: Alarm temperature can modifiedSafety control systemEssential alarms: High temperature alarm, low temperature alarm, sensor fault alarmAudible and visual alarmStart-up delay protection and downtime (power-off interval) protection to safeguard system components and ensure stable operationRefrigeration systemHigh-quality compressor […]<\/p>","protected":false},"featured_media":1754,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"product_category":[14,17],"class_list":["post-1750","product","type-product","status-publish","has-post-thumbnail","hentry","product_category-cold-chain","product_category-25c-biomedical-freezer"],"_links":{"self":[{"href":"https:\/\/youmescientific.com\/zh\/wp-json\/wp\/v2\/product\/1750","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/youmescientific.com\/zh\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/youmescientific.com\/zh\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":4,"href":"https:\/\/youmescientific.com\/zh\/wp-json\/wp\/v2\/product\/1750\/revisions"}],"predecessor-version":[{"id":2607,"href":"https:\/\/youmescientific.com\/zh\/wp-json\/wp\/v2\/product\/1750\/revisions\/2607"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/youmescientific.com\/zh\/wp-json\/wp\/v2\/media\/1754"}],"wp:attachment":[{"href":"https:\/\/youmescientific.com\/zh\/wp-json\/wp\/v2\/media?parent=1750"}],"wp:term":[{"taxonomy":"product_category","embeddable":true,"href":"https:\/\/youmescientific.com\/zh\/wp-json\/wp\/v2\/product_category?post=1750"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}