{"id":2333,"date":"2026-09-27T22:03:41","date_gmt":"2026-09-27T14:03:41","guid":{"rendered":"https:\/\/hzgaozhen.com\/en\/?post_type=product&#038;p=2333"},"modified":"2026-09-27T22:39:23","modified_gmt":"2026-09-27T14:39:23","slug":"gzw-500lb-mini-desiccant-dehumidifier","status":"publish","type":"product","link":"https:\/\/hzgaozhen.com\/en\/products\/gzw-500lb-mini-desiccant-dehumidifier\/","title":{"rendered":"GZW-500LB Mini Desiccant Dehumidifier"},"content":{"rendered":"<h2>GZW-500LB Mini Desiccant Dehumidifier Overview<\/h2>\n<p>The <strong>GZW-500LB Mini Desiccant Dehumidifier<\/strong> is a compact rotary desiccant dehumidifier for industrial spaces and moisture-sensitive processes. It provides a rated dehumidification capacity of <strong>2.35 kg\/h at 20\u00b0C and 60% RH<\/strong>, with 500 m\u00b3\/h process airflow and 165 m\u00b3\/h regeneration airflow. The unit is designed for stable humidity control in applications where dependable low-humidity operation is required across a wide ambient temperature range.<\/p>\n<p>With a corrosion-resistant <strong>SUS304 cabinet<\/strong>, PTC ceramic regeneration heater and intelligent control system, the GZW-500LB is suitable for continuous operation in industrial environments. For equipment selection, see our <a href=\"https:\/\/hzgaozhen.com\/en\/support-center\/selection-tools\/\">Industrial Dehumidifier Selection Tool<\/a> or browse the <a href=\"https:\/\/hzgaozhen.com\/en\/products-category\/desiccant-dehumidifier\/mini-desiccant-dehumidifier\/\">Mini Desiccant Dehumidifier<\/a> range.<\/p>\n<hr \/>\n<h2>Technical Specifications<\/h2>\n<div class=\"gz-freeze-container\" style=\"width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid #dcdcdc; box-sizing: border-box; margin: 0 auto; max-width: 1200px;\">\n<table style=\"border-collapse: separate; border-spacing: 0; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-size: 13px; color: #333; line-height: 1.5; width: 100%; min-width: 520px; table-layout: fixed;\">\n<tbody>\n<tr style=\"background: #3b4252; color: #fff; font-weight: bold; text-align: center;\">\n<td style=\"padding: 12px 10px; font-size: 15px; letter-spacing: 1px; border-bottom: 1px solid #dcdcdc;\" colspan=\"2\">GZW-500LB Technical Specifications<\/td>\n<\/tr>\n<tr style=\"background: #f5f7fa; font-weight: bold; color: #4c566a;\">\n<td style=\"padding: 10px 8px; text-align: left; border-bottom: 1px solid #dcdcdc; border-right: 1px solid #dcdcdc; width: 42%;\">Parameter<\/td>\n<td style=\"padding: 10px; text-align: left; border-bottom: 1px solid #dcdcdc;\">GZW-500LB<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 9px 8px; font-weight: bold; border-bottom: 1px solid #dcdcdc; border-right: 1px solid #dcdcdc;\">Dehumidifying Capacity<br \/>\n<small style=\"font-weight: normal; color: #666;\">at 20\u00b0C, 60% RH<\/small><\/td>\n<td style=\"padding: 9px 10px; border-bottom: 1px solid #dcdcdc;\">2.35 kg\/h<\/td>\n<\/tr>\n<tr style=\"background: #fcfdfe;\">\n<td style=\"padding: 9px 8px; font-weight: bold; border-bottom: 1px solid #dcdcdc; border-right: 1px solid #dcdcdc;\">Process Air Flow<\/td>\n<td style=\"padding: 9px 10px; border-bottom: 1px solid #dcdcdc;\">500 m\u00b3\/h at 145 Pa<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 9px 8px; font-weight: bold; border-bottom: 1px solid #dcdcdc; border-right: 1px solid #dcdcdc;\">Reactivation Air Flow<\/td>\n<td style=\"padding: 9px 10px; border-bottom: 1px solid #dcdcdc;\">165 m\u00b3\/h at 90 Pa<\/td>\n<\/tr>\n<tr style=\"background: #fcfdfe;\">\n<td style=\"padding: 9px 8px; font-weight: bold; border-bottom: 1px solid #dcdcdc; border-right: 1px solid #dcdcdc;\">Operating Temperature<\/td>\n<td style=\"padding: 9px 10px; border-bottom: 1px solid #dcdcdc;\">-20\u00b0C to 56\u00b0C<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 9px 8px; font-weight: bold; border-bottom: 1px solid #dcdcdc; border-right: 1px solid #dcdcdc;\">Body Material<\/td>\n<td style=\"padding: 9px 10px; border-bottom: 1px solid #dcdcdc;\">SUS304<\/td>\n<\/tr>\n<tr style=\"background: #fcfdfe;\">\n<td style=\"padding: 9px 8px; font-weight: bold; border-bottom: 1px solid #dcdcdc; border-right: 1px solid #dcdcdc;\">Controller Type<\/td>\n<td style=\"padding: 9px 10px; border-bottom: 1px solid #dcdcdc;\">PCB + 86-type LCD<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 9px 8px; font-weight: bold; border-bottom: 1px solid #dcdcdc; border-right: 1px solid #dcdcdc;\">Primary \/ Regeneration Filter<\/td>\n<td style=\"padding: 9px 10px; border-bottom: 1px solid #dcdcdc;\">G4 \/ G4<\/td>\n<\/tr>\n<tr style=\"background: #fcfdfe;\">\n<td style=\"padding: 9px 8px; font-weight: bold; border-bottom: 1px solid #dcdcdc; border-right: 1px solid #dcdcdc;\">Heater Type<\/td>\n<td style=\"padding: 9px 10px; border-bottom: 1px solid #dcdcdc;\">PTC ceramic<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 9px 8px; font-weight: bold; border-bottom: 1px solid #dcdcdc; border-right: 1px solid #dcdcdc;\">Maximum Power<\/td>\n<td style=\"padding: 9px 10px; border-bottom: 1px solid #dcdcdc;\">3.58 kW<\/td>\n<\/tr>\n<tr style=\"background: #fcfdfe;\">\n<td style=\"padding: 9px 8px; font-weight: bold; border-bottom: 1px solid #dcdcdc; border-right: 1px solid #dcdcdc;\">Maximum Current<\/td>\n<td style=\"padding: 9px 10px; border-bottom: 1px solid #dcdcdc;\">15.1 A<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 9px 8px; font-weight: bold; border-bottom: 1px solid #dcdcdc; border-right: 1px solid #dcdcdc;\">Power Supply<\/td>\n<td style=\"padding: 9px 10px; border-bottom: 1px solid #dcdcdc;\">220\u2013240 V \/ 1 PH \/ 50 or 60 Hz<\/td>\n<\/tr>\n<tr style=\"background: #fcfdfe;\">\n<td style=\"padding: 9px 8px; font-weight: bold; border-right: 1px solid #dcdcdc;\">Weight<\/td>\n<td style=\"padding: 9px 10px;\">53 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2336 size-full\" src=\"https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/500LB-capacity.png\" alt=\"GZW-500LB capacity spec\" width=\"1492\" height=\"1068\" srcset=\"https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/500LB-capacity.png 1492w, https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/500LB-capacity-300x215.png 300w, https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/500LB-capacity-1024x733.png 1024w, https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/500LB-capacity-768x550.png 768w, https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/500LB-capacity-400x286.png 400w, https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/500LB-capacity-600x429.png 600w\" sizes=\"auto, (max-width: 1492px) 100vw, 1492px\" \/>Key Features<\/h2>\n<ul>\n<li>Military-grade SCR temperature controller with a high-precision PT100 sensor for stable regeneration temperature control.<\/li>\n<li>High-efficiency PTC ceramic regeneration heater with up to 92% thermal efficiency and reliable operation up to 120\u00b0C.<\/li>\n<li>Intelligent control system with built-in protection functions for safe, reliable operation.<\/li>\n<li>Optimized air sealing and thermal insulation reduce heat loss and improve energy efficiency.<\/li>\n<li>Compact, corrosion-resistant industrial cabinet made from SUS304.<\/li>\n<li>Premium electrical components from OMRON, Schneider Electric and other established brands.<\/li>\n<li>Coobase or Joint desiccant rotor for consistent adsorption performance and long service life.<\/li>\n<li>Automatic and manual control modes for ambient temperatures from -20\u00b0C to 56\u00b0C.<\/li>\n<\/ul>\n<hr \/>\n<h2>Typical Applications<\/h2>\n<p>The GZW-500LB is suited to compact industrial humidity-control installations, including electronics and pharmaceutical production, battery and dry-room support, warehouses, laboratories, archives, cold storage and other areas where stable moisture removal is important.<\/p>\n<h2>Working Principle<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2338 size-large\" src=\"https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/mini-desiccant-DEH-principle-1024x576.webp\" alt=\"\" width=\"1024\" height=\"576\" srcset=\"https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/mini-desiccant-DEH-principle-1024x576.webp 1024w, https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/mini-desiccant-DEH-principle-300x169.webp 300w, https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/mini-desiccant-DEH-principle-768x432.webp 768w, https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/mini-desiccant-DEH-principle-1536x864.webp 1536w, https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/mini-desiccant-DEH-principle-400x225.webp 400w, https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/mini-desiccant-DEH-principle-600x338.webp 600w, https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/mini-desiccant-DEH-principle.webp 1672w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/h2>\n<p>Moist process air passes through the rotating desiccant rotor, where moisture is adsorbed. A separate regeneration airstream is heated by the PTC heater to remove the adsorbed moisture, allowing the rotor to continuously repeat the adsorption and regeneration cycle.<\/p>\n<h2>Component Brands<\/h2>\n<p>The standard configuration uses Continental for the rotor belt, Coobase or Joint for the desiccant rotor, Schneider Electric for the main electrical protection and switching components, OMRON for the delay timer, and Fans-tech for the process and regeneration fans. Technical specifications and dimensions are subject to change without prior notice.<\/p>\n<p>&nbsp;<\/p>\n<p>For more information about humidity control standards,please refer to\u00a0<a href=\"https:\/\/www.ashrae.org\/\" target=\"_blank\" rel=\"noopener\">ASHRAE<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong>GZW-500LB Mini Desiccant Dehumidifier<\/strong> delivers 2.35 kg\/h moisture removal at 20\u00b0C and 60% RH with 500 m\u00b3\/h process airflow. Its PTC regeneration heater, precise temperature control and SUS304 cabinet support reliable humidity control from -20\u00b0C to 56\u00b0C for industrial applications.<\/p>\n","protected":false},"featured_media":2335,"template":"","meta":{"_uag_custom_page_level_css":""},"product_brand":[],"product_cat":[483],"product_tag":[874,242,485,484,486,872,260,487,873,244],"class_list":["post-2333","product","type-product","status-publish","has-post-thumbnail","product_cat-mini-desiccant-dehumidifier","product_tag-500-m3-h-dehumidifier","product_tag-compact-desiccant-dehumidifier","product_tag-gzw-200l-mini-desiccant-dehumidifier","product_tag-gzw-300l-mini-desiccant-dehumidifier","product_tag-gzw-400l-mini-desiccant-dehumidifier","product_tag-gzw-500lb-mini-desiccant-dehumidifier","product_tag-industrial-humidity-control","product_tag-industrial-mini-dehumidifier","product_tag-ptc-regeneration-dehumidifier","product_tag-rotary-desiccant-dehumidifier","first","instock","taxable","shipping-taxable","product-type-simple"],"uagb_featured_image_src":{"full":["https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/GZW-500LB-Mini-Desiccant-Dehumidifier.webp",1230,1278,false],"thumbnail":["https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/GZW-500LB-Mini-Desiccant-Dehumidifier-150x150.webp",150,150,true],"medium":["https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/GZW-500LB-Mini-Desiccant-Dehumidifier-289x300.webp",289,300,true],"medium_large":["https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/GZW-500LB-Mini-Desiccant-Dehumidifier-768x798.webp",768,798,true],"large":["https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/GZW-500LB-Mini-Desiccant-Dehumidifier-986x1024.webp",986,1024,true],"1536x1536":["https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/GZW-500LB-Mini-Desiccant-Dehumidifier.webp",1230,1278,false],"2048x2048":["https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/GZW-500LB-Mini-Desiccant-Dehumidifier.webp",1230,1278,false],"woocommerce_archive_thumbnail":["https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/GZW-500LB-Mini-Desiccant-Dehumidifier-400x416.webp",400,416,true],"woocommerce_thumbnail":["https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/GZW-500LB-Mini-Desiccant-Dehumidifier-400x400.webp",400,400,true],"woocommerce_single":["https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/GZW-500LB-Mini-Desiccant-Dehumidifier-600x623.webp",600,623,true],"woocommerce_gallery_thumbnail":["https:\/\/hzgaozhen.com\/en\/wp-content\/uploads\/2026\/09\/GZW-500LB-Mini-Desiccant-Dehumidifier-100x100.webp",100,100,true]},"uagb_author_info":{"display_name":"ginfreeman5","author_link":"https:\/\/hzgaozhen.com\/en\/author\/"},"uagb_comment_info":0,"uagb_excerpt":"GZW-500LB Mini Desiccant Dehumidifier delivers 2.35 kg\/h moisture removal at 20\u00b0C and 60% RH with 500 m\u00b3\/h process airflow. Its PTC regeneration heater, precise temperature control and SUS304 cabinet support reliable humidity control from -20\u00b0C to 56\u00b0C for industrial applications.","_links":{"self":[{"href":"https:\/\/hzgaozhen.com\/en\/wp-json\/wp\/v2\/product\/2333","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hzgaozhen.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/hzgaozhen.com\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hzgaozhen.com\/en\/wp-json\/wp\/v2\/media\/2335"}],"wp:attachment":[{"href":"https:\/\/hzgaozhen.com\/en\/wp-json\/wp\/v2\/media?parent=2333"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/hzgaozhen.com\/en\/wp-json\/wp\/v2\/product_brand?post=2333"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/hzgaozhen.com\/en\/wp-json\/wp\/v2\/product_cat?post=2333"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/hzgaozhen.com\/en\/wp-json\/wp\/v2\/product_tag?post=2333"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}