{"id":1433,"date":"2026-05-08T11:53:11","date_gmt":"2026-05-08T03:53:11","guid":{"rendered":"https:\/\/sayoon-dc.com\/?post_type=product&#038;p=1433"},"modified":"2026-07-15T16:51:37","modified_gmt":"2026-07-15T08:51:37","slug":"czw400a-k-magnetic-holding-dc-contactor","status":"publish","type":"product","link":"https:\/\/sayoon-dc.com\/es\/product\/czw400a-k-magnetic-holding-dc-contactor\/","title":{"rendered":"CZW400A-K Magnetic Holding DC Contactor"},"content":{"rendered":"<h2><strong><span style=\"font-weight: var(--bs-h-font-weight); margin-left: 5px;\">FEATURES<\/span><\/strong><\/h2>\n<div><\/div>\n<div>The versatility of magnetic latching DC contactors also extends to automation systems. In industrial automation equipment, the device is used to control a variety of DC loads, facilitating the seamless operation of automated processes. Its ability to handle multiple loads simultaneously allows for streamlined control, which is critical in modern manufacturing environments. As industries continue to adopt automation, the demand for reliable components such as magnetic latching DC contactors is expected to grow, further cementing their importance in this sector.<\/div>\n<h2><strong>SAYOON MODEL IMPLICATION<\/strong><\/h2>\n<div class=\"product-table\">\n<div class=\"table-wrap\">\n<table border=\"0\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">CZW<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">400A<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">-K<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">-C<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">-S<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">-\u25a1<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">-\u25a1<\/p>\n<\/td>\n<td valign=\"bottom\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">\/24V<\/p>\n<\/td>\n<td rowspan=\"2\" valign=\"bottom\" nowrap=\"nowrap\" width=\"144\">\n<p align=\"center\">\n<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\" nowrap=\"nowrap\">\n<p align=\"center\">1<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\">\n<p align=\"center\">2<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\">\n<p align=\"center\">3<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\">\n<p align=\"center\">4<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\">\n<p align=\"center\">5<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\">\n<p align=\"center\">6<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\">\n<p align=\"center\">7<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\">\n<p align=\"center\">8<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<div class=\"noborder-table\">\n<div class=\"table-wrap\">\n<table border=\"0\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">1<\/p>\n<\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><b>Product type<\/b><b><\/b><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" nowrap=\"nowrap\">\n<p align=\"center\">2<\/p>\n<\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><b>Rated current<\/b><b><\/b><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" nowrap=\"nowrap\">\n<p align=\"center\">3<\/p>\n<\/td>\n<td colspan=\"9\" valign=\"top\" width=\"648\"><b>Magetic holding structure: K<\/b>-Two joint magnetic retention (Single coil, Two joint self-locking);\u00a0<b>2K<\/b>-Three joint magnetic retention (Double coil, Three joint self-locking)<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" nowrap=\"nowrap\">\n<p align=\"center\">4<\/p>\n<\/td>\n<td colspan=\"9\" valign=\"top\" width=\"648\"><b>Magnetic blow-out<\/b><b><\/b><\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" nowrap=\"nowrap\">\n<p align=\"center\">5<\/p>\n<\/td>\n<td colspan=\"9\" valign=\"top\" width=\"648\"><b>Auxiliary switch: None<\/b>-Without auxiliary switch;\u00a0<b>S<\/b>-With auxiliary switch<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" nowrap=\"nowrap\">\n<p align=\"center\">6<\/p>\n<\/td>\n<td colspan=\"9\" valign=\"top\" width=\"648\"><b>Mounting bracket type: M<\/b>-Horizontal (default);\u00a0<b>L<\/b>-One vertical;\u00a0<b>2L<\/b>-Two vertical<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" nowrap=\"nowrap\">\n<p align=\"center\">7<\/p>\n<\/td>\n<td colspan=\"9\" valign=\"top\" width=\"648\"><b>Other function codes: l<\/b>-With suppressor diode;\u00a0<b>R<\/b>-With pre-charged resistance<b><\/b><\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" nowrap=\"nowrap\">\n<p align=\"center\">8<\/p>\n<\/td>\n<td colspan=\"9\" valign=\"top\" nowrap=\"nowrap\"><b>Coil rated voltage:\u00a0<\/b>12V, 24V, 36V, 48V, 60V, 72V etc.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<h2><strong>Uses<\/strong><\/h2>\n<div>This product realizes zero power connection when working. It is suitable for 5G\u3001charging pile, telecommunication communication equipment, automation equipment, electric vehicle, energy-saving and environmental protection system, road traffic lighting system, programmable power supply and uninterrupted power supply equipment.<\/div>\n<h2><strong>Technical Parameters:\u00a0 (Version 1.60)<\/strong><\/h2>\n<div>\n<div class=\"table-wrap\">\n<table border=\"1\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td valign=\"center\">\n<p align=\"center\">\u00a0<b>SAYOON Product Type<\/b><\/p>\n<\/td>\n<td valign=\"center\">\n<p align=\"center\">\u00a0<b>CZW400A-K<\/b><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Contact form<\/td>\n<td valign=\"center\">\u00a01 Circuit<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Coil Rated voltage (DC V)<\/td>\n<td valign=\"center\">\u00a06V,12V,24V,36V,48V,60V,72V,84V,120V,150V,220V etc.<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Contact voltage (DC V)<\/td>\n<td valign=\"center\">\u00a0\u226480V<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Rated load current of contact 48V circuit (DC-1)<\/td>\n<td valign=\"center\">\u00a0400A<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Typical voltage drop across contacts per 100A<\/td>\n<td valign=\"center\">\u00a0\u226f80mV<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0The cooling pull-in voltage at (20\u00b15)\u2103 (V)<\/td>\n<td valign=\"center\">\u00a0\u226f80%<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0The cooling drop-out voltage at (20\u00b15)\u2103 (V)<\/td>\n<td valign=\"center\">\u00a0\u226f80%<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Working voltage range of 40\u2103 coil<\/td>\n<td valign=\"center\">\u00a00.8-1.2Us<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Pulse dration<\/td>\n<td valign=\"center\">\u00a0200ms\u2264t\u22641s<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Operating frequency(square wave)<\/td>\n<td valign=\"center\">\u00a01 minute\u22646 times<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Insulation Resistance<\/td>\n<td valign=\"center\">\u00a0100M\u03a9<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Electric strength to resist<\/td>\n<td valign=\"center\">\u00a050Hz\/60Hz 2200VAC 1minute<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Typical fault currents which can be ruptured<\/td>\n<td valign=\"center\">\u00a01500A\/5ms at 48V DC<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Coil power (W)<\/td>\n<td valign=\"center\">\u00a0K Start: 18-30, Keep: 0<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Temperature rise of coil (K)<\/td>\n<td valign=\"center\">\u00a0Normal temperature<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Temperature rise on outgoing terminal (K)<\/td>\n<td valign=\"center\">\u00a0\u226465<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Electrical life<\/td>\n<td valign=\"center\">\u00a010,000 times<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Mechanical life<\/td>\n<td valign=\"center\">\u00a0300,000 times<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Work specification<\/td>\n<td valign=\"center\">\u00a0Continuous<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Contact material<\/td>\n<td valign=\"center\">\u00a0Ag alloy<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Load terminal type<\/td>\n<td valign=\"center\">\u00a0M10 Screw<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Coil terminal type<\/td>\n<td valign=\"center\">\u00a06.3mm spade terminals<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Auxiliary contact rated load (optional)<\/td>\n<td valign=\"center\">\u00a02A\/48VDC, 5A\/24VDC<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Testing organization certification<\/td>\n<td valign=\"center\">\u00a0CE,FCC,CCC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>&nbsp;<\/p>\n<p>Note:As regarding to the different using environments of customers which requires different focus of the functions,and in order to improve the comprehensive properties of our products,sayoon may adjust the coil parameters,temperature rise and so on. The above parameters are for reference only, For details, please refer to the guidelines for selection and use of the SAYOON DC contactor.<\/p>\n<\/div>\n<h2><strong>Load Characteristic Curve<\/strong><\/h2>\n<ul class=\"list-group center-list\">\n<li class=\"list-group-item\"><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/hev400-hv-dc-contactor-detail-3.webp\" alt=\"HEV400 HV DC Contactor detail (3)\" \/><\/li>\n<li class=\"list-group-item\"><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/hev400-hv-dc-contactor-detail-2.webp\" alt=\"HEV400 HV DC Contactor detail (2)\" \/><\/li>\n<\/ul>\n<h2><strong>Installation Diagram<\/strong><\/h2>\n<div class=\"center_img\"><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/czw400a.webp\" alt=\"czw400a\" \/><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/czw400a-s.webp\" alt=\"czw400a-s\" \/><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/czw400a_1.webp\" alt=\"czw400a_1\" \/><\/div>\n<h2><strong>Wiring Diagram<\/strong><\/h2>\n<div class=\"center_img\"><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/thu-k_e.webp\" alt=\"czw-k_e\" \/><\/div>\n<h2><strong>Other Wiring Diagram<\/strong><\/h2>\n<div class=\"center_img\"><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/thu-2k_e.webp\" alt=\"czw-2k_e\" \/><\/div>\n<h2><strong>Mechanical Ability And Use Of The Environment<\/strong><\/h2>\n<div>\n<div class=\"table-wrap\">\n<table border=\"1\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td valign=\"center\">\u00a0Contact lead M10 tightening torque (N.m)<\/td>\n<td valign=\"center\">\u00a0\u226f20.5 appropriate<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Coil lead-out torque (N.m)<\/td>\n<td valign=\"center\">\u00a0\u226f0.8 appropriate<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Ambient temperature<\/td>\n<td valign=\"center\">\u00a0-25~+70\u2103<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Relative humidity<\/td>\n<td valign=\"center\">\u00a0+20\u2103 98%<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Vibration freq. atthe fixed position<\/td>\n<td valign=\"center\">\u00a03G, 1\uff5e50Hz amplitude 0.5mm<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Concussion<\/td>\n<td valign=\"center\">\u00a0(60\uff5e100) time\/minute\u3001acceleration\u22644g<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Altitude<\/td>\n<td valign=\"center\">\u00a02000m<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Installation direction<\/td>\n<td valign=\"center\">\u00a0Random<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0International protection<\/td>\n<td valign=\"center\">\u00a0IP40 (According IEC60947)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<h2><strong>Order Instruction<\/strong><\/h2>\n<div>\n<div class=\"table-wrap\">\n<table border=\"1\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td valign=\"center\">\n<p align=\"center\">\u00a0<b>SAYOON Product Type<\/b><\/p>\n<\/td>\n<td valign=\"center\">\n<p align=\"center\">\u00a0<b>CZW400A-K<\/b><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0U.N.W.<\/td>\n<td valign=\"center\">\u00a01350g<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Package QTY.<\/td>\n<td valign=\"center\">\u00a020PCS<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Mounting bracket type<\/td>\n<td valign=\"center\">\u00a0M Horizontal (default), 1L One vertical, 2L Two vertical<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>&nbsp;<\/p>\n<p>When ordering, please state the following: name, full model, control coil voltage specification, installation frame type, whether with auxiliary contact, order quantity. For example: Magnetic Holding DC Contactor CZW400A-K\/24V 100pcs, indicating the load rated current 400A, without auxiliary contact, default mounting bracket, coil control voltage 24V purchase 100pcs. Special voltage specification products, such as user needs can be special order.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Discover the CZW400A-K Magnetic Holding DC Contactor for reliable performance and efficiency. Ideal for various applications. Buy now for seamless operations!<\/p>","protected":false},"featured_media":1335,"template":"","meta":{"_gspb_post_css":""},"product_brand":[],"product_cat":[53],"product_tag":[],"class_list":["post-1433","product","type-product","status-publish","has-post-thumbnail","product_cat-magnetic-holding-dc-contactor","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/product\/1433","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/media\/1335"}],"wp:attachment":[{"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/media?parent=1433"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/product_brand?post=1433"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/product_cat?post=1433"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/product_tag?post=1433"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}