{"id":1401,"date":"2025-10-15T01:02:31","date_gmt":"2025-10-15T01:02:31","guid":{"rendered":"https:\/\/acs.me\/?post_type=products&#038;p=1401"},"modified":"2026-03-13T20:38:27","modified_gmt":"2026-03-13T20:38:27","slug":"mc4u","status":"publish","type":"products","link":"https:\/\/acsmotioncontrol.com\/products\/spiiplus\/control-module\/mc4u\/","title":{"rendered":"MC4U"},"content":{"rendered":"\n<div class=\"wp-block-group alignfull has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"margin-top:0;margin-bottom:0;padding-top:0;padding-bottom:0\">\n<div class=\"wp-block-group alignwide is-layout-flow wp-block-group-is-layout-flow\" style=\"padding-top:var(--wp--preset--spacing--60);padding-bottom:0\"><div class=\"yoast-breadcrumbs is-style-alignwide\"><span><span><a href=\"https:\/\/acsmotioncontrol.com\/\">Home<\/a><\/span> &gt; <span class=\"breadcrumb_last\" aria-current=\"page\">MC4U<\/span><\/span><\/div>\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><h1 class=\"wp-block-post-title\">MC4U<\/h1>\n\n\n<h2 class=\"wp-block-heading h3\" style=\"margin-top:var(--wp--preset--spacing--20)\">EtherCAT MainDevice Motion Controller with up to 8 Integrated Servo Drives<\/h2>\n\n\n\n<p>The MC4U Control Module is a modular, configurable control system consisting of a motion controller, power supply, and drives. It is designed to meet the needs of OEMs with demanding multi-axis motion control applications. Its unique multi-processor architecture leverages powerful profile generation and servo control algorithms to maximize motion system performance. At the same time, its universal servo drive technology allows the system designer to control almost any type of motor or stage. As an EtherCAT MainDevice, it can control any SPiiPlus Platform device (highest performance) and other 3rd party EtherCAT SubDevices.<\/p>\n\n\n\n<p>The MC4U can also be configured as an EtherCAT SubDevice drive module.<\/p>\n\n\n\n<ul class=\"wp-block-list is-style-two-col-list is-style-checklist\">\n<li>Modular EtherCAT motion controller &amp; drives solution&nbsp;<\/li>\n\n\n\n<li>Flexible EtherCAT control expansion&nbsp;<\/li>\n\n\n\n<li>Advanced control algorithms&nbsp;<\/li>\n\n\n\n<li>EtherCAT MainDevice and SubDevice versions&nbsp;<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--50)\">\n<div class=\"wp-block-button is-style-outline is-style-outline--1\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/acsmotioncontrol.com\/login\/\">Login for Technical Resources<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-style-mobile-first is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"500\" src=\"https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/MC4Unt_web.png\" alt=\"\" class=\"wp-image-1402\" style=\"width:750px\" srcset=\"https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/MC4Unt_web.png 750w, https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/MC4Unt_web-600x400.png 600w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-a89b3969 wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-outline is-style-outline--2\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/acs-motion-control-1.s3.amazonaws.com\/datasheets\/MC4U-Datasheet.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Datasheet<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n<div style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80);\" class=\"has-tabs alignwide wp-block-blockstone-tabs\">\r\n\t<div class=\"blockstone-tabs-label-group\">\r\n\t\t\t\t\t<button\r\n\t\t\t\tclass=\"blockstone-tabs-label tab-active\"\r\n\t\t\t\trole=\"tab\"\r\n\t\t\t\tdata-tab-index=\"0\"\r\n\t\t\t\ttabindex=\"0\"\r\n\t\t\t\taria-selected=\"true\"\r\n\t\t\t>\r\n\t\t\t\t<p>\r\n\t\t\t\t\tSpecifications\t\t\t\t<\/p>\r\n\t\t\t<\/button>\r\n\t\t\t\t\t<button\r\n\t\t\t\tclass=\"blockstone-tabs-label \"\r\n\t\t\t\trole=\"tab\"\r\n\t\t\t\tdata-tab-index=\"1\"\r\n\t\t\t\ttabindex=\"0\"\r\n\t\t\t\taria-selected=\"false\"\r\n\t\t\t>\r\n\t\t\t\t<p>\r\n\t\t\t\t\tCapabilities\t\t\t\t<\/p>\r\n\t\t\t<\/button>\r\n\t\t\t\t\t<button\r\n\t\t\t\tclass=\"blockstone-tabs-label \"\r\n\t\t\t\trole=\"tab\"\r\n\t\t\t\tdata-tab-index=\"2\"\r\n\t\t\t\ttabindex=\"0\"\r\n\t\t\t\taria-selected=\"false\"\r\n\t\t\t>\r\n\t\t\t\t<p>\r\n\t\t\t\t\tResources\t\t\t\t<\/p>\r\n\t\t\t<\/button>\r\n\t\t\t<\/div>\r\n\r\n\t<div class=\"blockstone-tabs-content\">\r\n\t\t\n\n<div data-label=\"Specifications\" style=\"padding-top:var(--wp--preset--spacing--60);padding-bottom:var(--wp--preset--spacing--60)\" class=\"wp-block-blockstone-tabpane\"><section class=\"blockstone-tabpane-body\"><div class=\"blockstone-tabpane-body-inner\">\n<div class=\"wp-block-group is-layout-flow wp-block-group-is-layout-flow\">\n<ul class=\"wp-block-list\">\n<li>Controller Axes: 2, 4, 8, 16, 32, or 64<\/li>\n\n\n\n<li>Host PC\/PLC\/PAC Communication: TCP\/IP, Ethernet\/IP, Modbus, RS-232<\/li>\n\n\n\n<li>Max EtherCAT Cycle Rate: 5kHz<\/li>\n\n\n\n<li>Drive Axes: Up to 8<\/li>\n\n\n\n<li>Drive Supply Input: 85-400 Vac (range depends on supply module selected)<\/li>\n\n\n\n<li>Bus Voltage: 24-320 Vdc (value depends on supply module selected)<\/li>\n\n\n\n<li>Max Current Output Per Axis: 45\/90 A up to 4 axes, 20\/40 A up to 8 axes (22-inch enclosure)<\/li>\n\n\n\n<li>Encoder Channels: Max 8 any combination (8 AqB, 8 SinCos, 4 Absolute)<\/li>\n\n\n\n<li>Enclosure Widths: 9, 11, 19, or 22 inches<\/li>\n\n\n\n<li>Functional Safety Options: STO<\/li>\n<\/ul>\n<\/div>\n<\/div><\/section><\/div>\n\n\n\n<div data-label=\"Capabilities\" style=\"padding-top:var(--wp--preset--spacing--60);padding-bottom:var(--wp--preset--spacing--60)\" class=\"wp-block-blockstone-tabpane\"><section class=\"blockstone-tabpane-body\"><div class=\"blockstone-tabpane-body-inner\">\n<div class=\"wp-block-group is-layout-flow wp-block-group-is-layout-flow\">\n<h3 class=\"wp-block-heading\">Reduce application development effort with these and other ACS capabilities&nbsp;<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\" style=\"margin-top:0;margin-bottom:0\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/ACSPL500x500.png\" alt=\"\" class=\"wp-image-1101486\" style=\"aspect-ratio:4\/3;object-fit:cover\" srcset=\"https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/ACSPL500x500.png 500w, https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/ACSPL500x500-300x300.png 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">Application Development<\/h4>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:var(--wp--preset--spacing--20);margin-bottom:var(--wp--preset--spacing--20);line-height:1.4\">Accelerate innovation with advanced development tools<\/p>\n\n\n\n<p class=\"is-style-cta-link\" style=\"margin-top:0;margin-bottom:0\"><a href=\"https:\/\/acsmotioncontrol.com\/capabilities\/application-development\/\">Learn More<\/a><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\" style=\"margin-top:0;margin-bottom:0\"><img loading=\"lazy\" decoding=\"async\" width=\"984\" height=\"984\" src=\"https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/Logo_Image.png\" alt=\"\" class=\"wp-image-1101482\" style=\"aspect-ratio:4\/3;object-fit:cover\" srcset=\"https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/Logo_Image.png 984w, https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/Logo_Image-600x600.png 600w, https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/Logo_Image-300x300.png 300w, https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/Logo_Image-768x768.png 768w\" sizes=\"auto, (max-width: 984px) 100vw, 984px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">Motion Profile Generation<\/h4>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:var(--wp--preset--spacing--20);margin-bottom:var(--wp--preset--spacing--20);line-height:1.4\">Increase&nbsp;machine&nbsp;throughput&nbsp;&amp; accuracy&nbsp;with advanced profile generation&nbsp;algorithms&nbsp;<\/p>\n\n\n\n<p class=\"is-style-cta-link\" style=\"margin-top:0;margin-bottom:0\"><a href=\"https:\/\/acsmotioncontrol.com\/capabilities\/motion-profile-generation\/\">Learn More<\/a><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\" style=\"margin-top:0;margin-bottom:0\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/NanoPWM-web.png\" alt=\"\" class=\"wp-image-1669\" style=\"aspect-ratio:4\/3;object-fit:cover\" srcset=\"https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/NanoPWM-web.png 500w, https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/NanoPWM-web-300x300.png 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">Servo Control<\/h4>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:var(--wp--preset--spacing--20);margin-bottom:var(--wp--preset--spacing--20);line-height:1.4\">Maximize motion stage performance with advanced control algorithms<\/p>\n\n\n\n<p class=\"is-style-cta-link\" style=\"margin-top:0;margin-bottom:0\"><a href=\"https:\/\/acsmotioncontrol.com\/capabilities\/servo-control-and-drive-technology\/\">Learn More<\/a><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\" style=\"margin-top:0;margin-bottom:0\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"341\" src=\"https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/PEG-e1761769236714.png\" alt=\"\" class=\"wp-image-1599\" style=\"aspect-ratio:4\/3;object-fit:cover\"\/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">Motion-to-Process Synchronization<\/h4>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:var(--wp--preset--spacing--20);margin-bottom:var(--wp--preset--spacing--20);line-height:1.4\">Increase&nbsp;machine throughput and resolution with&nbsp;events and high-speed&nbsp;I\/O&nbsp;synchronized to motion&nbsp;<\/p>\n\n\n\n<p class=\"is-style-cta-link\" style=\"margin-top:0;margin-bottom:0\"><a href=\"https:\/\/acsmotioncontrol.com\/capabilities\/motion-to-process-synchronization\/\">Learn More<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/section><\/div>\n\n\n\n<div data-label=\"Resources\" style=\"padding-top:var(--wp--preset--spacing--60);padding-bottom:var(--wp--preset--spacing--60)\" class=\"wp-block-blockstone-tabpane\"><section class=\"blockstone-tabpane-body\"><div class=\"blockstone-tabpane-body-inner\">\n<div class=\"wp-block-group is-layout-flow wp-block-group-is-layout-flow\">\n<\/div>\n<\/div><\/section><\/div>\n\n\t<\/div>\r\n<\/div>\n\n\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-eae17e81 wp-block-columns-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--70);margin-bottom:var(--wp--preset--spacing--70)\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"is-style-subheading\" style=\"margin-top:0;margin-bottom:var(--wp--preset--spacing--40)\">SPiiPlus Platform<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">The Universal Control Platform for <strong><em>Precision Motion Systems<\/em><\/strong><\/h2>\n\n\n\n<p>The SPiiPlus Platform is an EtherCAT-based control platform consisting of motion controllers, servo drives, interfaces, and I\/O built to meet the needs of OEM engineering teams developing equipment with precision motion control systems.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"\/products\/spiiplus\/\">Learn More<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-style-mobile-first is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image alignfull size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1672\" height=\"938\" src=\"https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/SPiiPlus-Platform.png\" alt=\"\" class=\"wp-image-1108121\" srcset=\"https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/SPiiPlus-Platform.png 1672w, https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/SPiiPlus-Platform-600x337.png 600w, https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/SPiiPlus-Platform-768x431.png 768w, https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/SPiiPlus-Platform-1536x862.png 1536w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>EtherCAT Motion Controller (MainDevice) w\/ up to 8 integrated drives<\/p>\n","protected":false},"featured_media":1402,"template":"","product_category":[34,24],"form_factor":[320],"drive_axis":[],"bus_voltage":[323],"advanced_options":[],"control_axes":[321],"max_cycle_rate":[322],"max_current":[324],"class_list":["post-1401","products","type-products","status-publish","has-post-thumbnail","hentry","product_category-control-module","product_category-spiiplus","form_factor-rack-mount","bus_voltage-85-400-vac","control_axes-up-to-64","max_cycle_rate-5khz","max_current-45-90-a"],"acf":{"dont_overlay_header":true,"disable_header":false,"footer_cta_override":"default","footer_cta":null,"disable_footer":false},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>MC4U | ACS Motion Control<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/acsmotioncontrol.com\/products\/spiiplus\/control-module\/mc4u\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"MC4U | ACS Motion Control\" \/>\n<meta property=\"og:description\" content=\"EtherCAT Motion Controller (MainDevice) w\/ up to 8 integrated drives\" \/>\n<meta property=\"og:url\" content=\"https:\/\/acsmotioncontrol.com\/products\/spiiplus\/control-module\/mc4u\/\" \/>\n<meta property=\"og:site_name\" content=\"ACS Motion Control\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-13T20:38:27+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/acsmotioncontrol.com\/wp-content\/uploads\/MC4Unt_web.png\" \/>\n\t<meta property=\"og:image:width\" content=\"750\" \/>\n\t<meta property=\"og:image:height\" 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