{"id":5292,"date":"2026-08-25T00:56:57","date_gmt":"2026-08-25T00:56:57","guid":{"rendered":"https:\/\/spotlight-motor.com\/?post_type=product&#038;p=5292"},"modified":"2026-08-25T00:56:57","modified_gmt":"2026-08-25T00:56:57","slug":"spai42rc-42-mm-integrated-closed-loop-stepper-motor","status":"publish","type":"product","link":"https:\/\/spotlight-motor.com\/zh\/product\/spai42rc-42-mm-integrated-closed-loop-stepper-motor\/","title":{"rendered":"SPAI42RC 42 mm \u96c6\u6210\u95ed\u73af\u6b65\u8fdb\u7535\u673a"},"content":{"rendered":"<style>\nbody.postid-5292 {\n  overflow-x: hidden;\n}\nbody.postid-5292 [data-id=\"4e2fba0\"],\nbody.postid-5292 [data-id=\"169d9d5\"],\nbody.postid-5292 [data-id=\"4ab745c\"],\nbody.postid-5292 [data-id=\"a65d5ba\"],\nbody.postid-5292 [data-id=\"77d8c47\"],\nbody.postid-5292 [data-id=\"79389ad\"],\nbody.postid-5292 [data-id=\"8d9b055\"],\nbody.postid-5292 [data-id=\"6b8732b\"],\nbody.postid-5292 [data-id=\"bc89a15\"] {\n  display: none 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.elementor-shortcode{height:auto!important}.sl-drawing-grid{display:grid!important;grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:24px!important}.sl-drawing-card{display:flex!important;flex-direction:column!important;margin:0;background:#fff;border:1px solid #dfe6eb;border-radius:14px;overflow:hidden}.sl-drawing-window{position:relative;height:360px!important;overflow:hidden;background:#fff}.sl-drawing-window img{display:block!important;width:100%!important;height:100%!important;max-width:100%!important;object-fit:contain!important;transform:none!important}.sl-drawing-card figcaption{padding:14px 18px;color:#18313f;font-weight:700;text-align:center}@media(max-width:767px){.sl-drawing-grid{grid-template-columns:1fr!important;gap:16px!important}.sl-drawing-window{height:auto!important;aspect-ratio:16\/9}}@media (prefers-reduced-motion:reduce){.sl-feature-card{transition:none!important}.sl-feature-card:hover{transform:none!important;box-shadow:none!important}}<\/style>\n<div class=\"sl-product-page\">\n<nav class=\"sl-fullbleed sl-detail-nav\" aria-label=\"Product detail navigation\">\n<div class=\"sl-inner sl-detail-nav__inner\"><a href=\"https:\/\/spotlight-motor.com\/product\/spai42rc-42-mm-integrated-closed-loop-stepper-motor\/#sl-features\">Product benefits<\/a><br \/>\n<a href=\"https:\/\/spotlight-motor.com\/product\/spai42rc-42-mm-integrated-closed-loop-stepper-motor\/#sl-technical\">Technical data<\/a><br \/>\n<a href=\"https:\/\/spotlight-motor.com\/product\/spai42rc-42-mm-integrated-closed-loop-stepper-motor\/#sl-integration\">Integration<\/a><br \/>\n<a href=\"https:\/\/spotlight-motor.com\/product\/spai42rc-42-mm-integrated-closed-loop-stepper-motor\/#sl-applications\">Applications<\/a><br \/>\n<a href=\"https:\/\/spotlight-motor.com\/product\/spai42rc-42-mm-integrated-closed-loop-stepper-motor\/#sl-consultation\">Request consultation<\/a><\/div>\n<\/nav>\n<section id=\"sl-features\" class=\"sl-fullbleed sl-section sl-features\">\n<div class=\"sl-inner\">\n<div class=\"sl-kicker\">Built for compact precision<\/div>\n<h2 class=\"sl-title\">Closed-loop motion control in a 42 mm integrated package<\/h2>\n<p class=\"sl-lead\">The AI42RC is a 42 mm integrated closed-loop stepper motor that combines the motor and drive electronics in one compact package, reducing external component count and installation space.<\/p>\n<div class=\"sl-feature-grid\">\n<article class=\"sl-feature-card\">\n<div class=\"sl-feature-icon\" aria-hidden=\"true\"><\/div>\n<h3>Closed-loop precision<\/h3>\n<p>Closed-loop position monitoring supports controlled motion across dynamic operating conditions.<\/p>\n<\/article>\n<article class=\"sl-feature-card\">\n<div class=\"sl-feature-icon\" aria-hidden=\"true\"><\/div>\n<h3>Compact integration<\/h3>\n<p>The 42 mm motor, drive and controller share one housing, simplifying cabinet architecture and reducing component count.<\/p>\n<\/article>\n<article class=\"sl-feature-card\">\n<div class=\"sl-feature-icon\" aria-hidden=\"true\"><\/div>\n<h3>Wide logic-level support<\/h3>\n<p>Logic input levels from 3.3 V to 24 V support integration with a range of machine-control systems.<\/p>\n<\/article>\n<\/div>\n<\/div>\n<\/section>\n<section id=\"sl-technical\" class=\"sl-fullbleed sl-section sl-tech\">\n<div class=\"sl-inner\">\n<div class=\"sl-kicker\">Engineering information<\/div>\n<h2 class=\"sl-title\">Technical data<\/h2>\n<p class=\"sl-lead\">Electrical ratings, motor options and cooling-interface dimensions for the AI42RC integrated closed-loop stepper motor.<\/p>\n<div class=\"sl-spec-grid\">\n<div class=\"sl-spec\"><strong>42 mm<\/strong>Frame size<\/div>\n<div class=\"sl-spec\"><strong>12\u201324 VDC<\/strong>Supply voltage<\/div>\n<div class=\"sl-spec\"><strong>2.2 Apeak<\/strong>Maximum output current<\/div>\n<div class=\"sl-spec\"><strong>3.3\u201324 V<\/strong>Logic input voltage<\/div>\n<\/div>\n<div class=\"sl-parameter-layout\">\n<section class=\"sl-parameter-panel sl-parameter-panel--wide\">\n<div class=\"sl-parameter-head\">\n<div>Electrical<\/p>\n<h3>Electrical operating parameters<\/h3>\n<\/div>\n<\/div>\n<div class=\"sl-table-scroll\">\n<table class=\"sl-data-table\">\n<caption>AI42RC electrical operating parameters<\/caption>\n<thead>\n<tr>\n<th scope=\"col\">Parameter<\/th>\n<th scope=\"col\">Unit<\/th>\n<th scope=\"col\">Minimum<\/th>\n<th scope=\"col\">Typical<\/th>\n<th scope=\"col\">Maximum<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">Continuous output current<\/th>\n<td>Apeak<\/td>\n<td>\u2014<\/td>\n<td>\u2014<\/td>\n<td>2.2<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Supply voltage<\/th>\n<td>V<\/td>\n<td>12<\/td>\n<td>24<\/td>\n<td>24<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Logic input voltage<\/th>\n<td>V<\/td>\n<td>3.3<\/td>\n<td>5 \/ 24<\/td>\n<td>24<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Logic input current<\/th>\n<td>mA<\/td>\n<td>5<\/td>\n<td>\u2014<\/td>\n<td>10<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section class=\"sl-parameter-panel sl-parameter-panel--wide\">\n<div class=\"sl-parameter-head\">\n<div>Motor options<\/p>\n<h3>AI42RC model selection<\/h3>\n<\/div>\n<p>Four motor configurations provide holding torque options from 0.20 to 0.67 N\u00b7m.\n<\/p><\/div>\n<div class=\"sl-table-scroll\">\n<table class=\"sl-data-table\">\n<caption>AI42RC motor configuration options<\/caption>\n<thead>\n<tr>\n<th scope=\"col\">Model<\/th>\n<th scope=\"col\">Step angle<\/th>\n<th scope=\"col\">Lead wires<\/th>\n<th scope=\"col\">Current (A)<\/th>\n<th scope=\"col\">Holding torque (N\u00b7m)<\/th>\n<th scope=\"col\">Body length L (mm)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">HD-42H033H-0504<\/th>\n<td>1.8\u00b0<\/td>\n<td>4<\/td>\n<td>0.42<\/td>\n<td>0.20<\/td>\n<td>33<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">HD-42H033H-1334<\/th>\n<td>1.8\u00b0<\/td>\n<td>4<\/td>\n<td>1.33<\/td>\n<td>0.23<\/td>\n<td>33<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">HD-42H047H-1504<\/th>\n<td>1.8\u00b0<\/td>\n<td>4<\/td>\n<td>1.50<\/td>\n<td>0.55<\/td>\n<td>47<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">HD-42H057H-1504<\/th>\n<td>1.8\u00b0<\/td>\n<td>4<\/td>\n<td>1.50<\/td>\n<td>0.67<\/td>\n<td>57<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section class=\"sl-parameter-panel sl-parameter-panel--wide sl-drawing-panel\">\n<div class=\"sl-parameter-head\">\n<div>Mechanical integration<\/p>\n<h3>Cooling-interface dimensions<\/h3>\n<\/div>\n<\/div>\n<div class=\"sl-drawing-grid\">\n<figure class=\"sl-drawing-card\">\n<div class=\"sl-drawing-window sl-drawing-window--forced\"><img decoding=\"async\" src=\"https:\/\/spotlight-motor.com\/wp-content\/uploads\/2026\/08\/ai42rc-forced-cooling-dimensions.png\" alt=\"AI42RC forced-cooling interface dimensions\"  title=\"SPAI42RC 42 mm Integrated Closed-loop Stepper Motor\" \/><\/div><figcaption>Forced cooling<\/figcaption><\/figure>\n<figure class=\"sl-drawing-card\">\n<div class=\"sl-drawing-window sl-drawing-window--standard\"><img decoding=\"async\" src=\"https:\/\/spotlight-motor.com\/wp-content\/uploads\/2026\/08\/ai42rc-standard-cooling-dimensions.png\" alt=\"AI42RC standard-cooling interface dimensions\"  title=\"SPAI42RC 42 mm Integrated Closed-loop Stepper Motor\" \/><\/div><figcaption>Standard cooling<\/figcaption><\/figure>\n<\/div>\n<\/section>\n<\/div>\n<\/div>\n<\/section>\n<section id=\"sl-integration\" class=\"sl-fullbleed sl-showcase\">\n<div class=\"sl-inner sl-showcase-grid\">\n<div>\n<div class=\"sl-kicker\">Integrated architecture<\/div>\n<h2 class=\"sl-title\">More motion capability. Less cabinet complexity.<\/h2>\n<p>The integrated design reduces the number of separate components, shortens field wiring and gives designers a clean platform for compact precision axes.<\/p>\n<ul class=\"sl-checks\">\n<li>Motor, drive electronics and closed-loop control in one unit<\/li>\n<li>Compact front interface for power and logic I\/O<\/li>\n<li>Four motor lengths for compact machine-axis design<\/li>\n<\/ul>\n<\/div>\n<div class=\"sl-product-visual\"><img decoding=\"async\" src=\"https:\/\/spotlight-motor.com\/wp-content\/uploads\/2026\/08\/pink-driver-stepper-motor-4k-transparent-scaled.png\" alt=\"Integrated 42 mm closed-loop stepper motor\"  title=\"SPAI42RC 42 mm Integrated Closed-loop Stepper Motor\" \/><\/div>\n<\/div>\n<\/section>\n<section id=\"sl-applications\" class=\"sl-fullbleed sl-section sl-applications\">\n<div class=\"sl-inner\">\n<div class=\"sl-kicker\">Application fields<\/div>\n<h2 class=\"sl-title\">Designed for precision equipment with limited installation space<\/h2>\n<p class=\"sl-lead\">The compact integrated format is suited to automation systems that need accurate positioning, simplified wiring and limited installation space.<\/p>\n<div class=\"sl-application-grid\">\n<article class=\"sl-application-card\"><b>01<\/b><\/p>\n<h3>Laboratory automation<\/h3>\n<p>Compact sample handling, dispensing and analytical instruments.<\/p>\n<\/article>\n<article class=\"sl-application-card\"><b>02<\/b><\/p>\n<h3>Precision inspection<\/h3>\n<p>Camera positioning, metrology stages and optical adjustment axes.<\/p>\n<\/article>\n<article class=\"sl-application-card\"><b>03<\/b><\/p>\n<h3>Semiconductor handling<\/h3>\n<p>Space-constrained transfer, alignment and auxiliary motion systems.<\/p>\n<\/article>\n<article class=\"sl-application-card\"><b>04<\/b><\/p>\n<h3>Compact robotics<\/h3>\n<p>End effectors, lightweight axes and distributed automation modules.<\/p>\n<\/article>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"sl-fullbleed sl-section sl-integration\">\n<div class=\"sl-inner sl-integration-grid\">\n<div>\n<div class=\"sl-kicker\">System integration<\/div>\n<h2 class=\"sl-title\">Clear interfaces for faster machine design<\/h2>\n<p class=\"sl-lead\">Use the product drawings and electrical definitions as the basis for mechanical layout, harness design and control-signal planning.<\/p>\n<\/div>\n<div class=\"sl-data-list\">\n<div class=\"sl-data-row\">Power supply<strong>12\u201324 VDC<\/strong><\/div>\n<div class=\"sl-data-row\">Logic input levels<strong>3.3 V \/ 5 V \/ 24 V<\/strong><\/div>\n<div class=\"sl-data-row\">Logic input current<strong>5\u201310 mA<\/strong><\/div>\n<div class=\"sl-data-row\">Step angle<strong>1.8\u00b0<\/strong><\/div>\n<div class=\"sl-data-row\">Mechanical format<strong>42 mm integrated motor package<\/strong><\/div>\n<\/div>\n<\/div>\n<\/section>\n<section id=\"sl-consultation\" class=\"sl-fullbleed sl-cta\">\n<div class=\"sl-inner sl-cta-inner\">\n<div>\n<h2>Discuss your compact motion requirement with our engineers.<\/h2>\n<p>Share your voltage, load, speed, control-signal and installation requirements for product selection and integration support.<\/p>\n<\/div>\n<p><a class=\"sl-button\" href=\"https:\/\/spotlight-motor.com\/contact\/\">Request consultation\u00a0\u00a0\u2192<\/a><\/p>\n<\/div>\n<\/section>\n<section class=\"sl-fullbleed sl-related\">\n<div class=\"sl-inner sl-related-inner\">\n<div>\n<h3>Explore related motion solutions<\/h3>\n<p>Compare additional integrated closed-loop stepper motor options.<\/p>\n<\/div>\n<p><a href=\"https:\/\/spotlight-motor.com\/product-category\/intelligent-drive-integrated-solutions\/integrated-closed-loop-stepper-motor\/\">View product category\u00a0\u2192<\/a><\/p>\n<\/div>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>SPAI42RC \u662f\u4e00\u6b3e 42 mm \u96c6\u6210\u95ed\u73af\u6b65\u8fdb\u7535\u673a\uff0c\u652f\u6301 12\u201324 VDC \u4f9b\u7535\uff0c\u6700\u5927\u8f93\u51fa\u7535\u6d41 2.2 Apeak\uff0c\u5e76\u63d0\u4f9b\u56db\u79cd\u7535\u673a\u914d\u7f6e\u3002<\/p>","protected":false},"featured_media":5293,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","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":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","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 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SPAI42RC is a 42 mm integrated closed-loop stepper motor with 12\u201324 VDC supply, up to 2.2 Apeak output and four motor configurations.","_links":{"self":[{"href":"https:\/\/spotlight-motor.com\/zh\/wp-json\/wp\/v2\/product\/5292","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spotlight-motor.com\/zh\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/spotlight-motor.com\/zh\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/spotlight-motor.com\/zh\/wp-json\/wp\/v2\/comments?post=5292"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spotlight-motor.com\/zh\/wp-json\/wp\/v2\/media\/5293"}],"wp:attachment":[{"href":"https:\/\/spotlight-motor.com\/zh\/wp-json\/wp\/v2\/media?parent=5292"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/spotlight-motor.com\/zh\/wp-json\/wp\/v2\/product_brand?post=5292"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/spotlight-motor.com\/zh\/wp-json\/wp\/v2\/product_cat?post=5292"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/spotlight-motor.com\/zh\/wp-json\/wp\/v2\/product_tag?post=5292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}