{"id":5391,"date":"2026-09-01T03:54:47","date_gmt":"2026-09-01T03:54:47","guid":{"rendered":"https:\/\/spotlight-motor.com\/?post_type=product&#038;p=5391"},"modified":"2026-09-01T05:10:21","modified_gmt":"2026-09-01T05:10:21","slug":"sphyc5022222-12-h-01-hollow-shaft-stepper-motor-50-mm-large-bore","status":"publish","type":"product","link":"https:\/\/spotlight-motor.com\/zh\/product\/sphyc5022222-12-h-01-hollow-shaft-stepper-motor-50-mm-large-bore\/","title":{"rendered":"SPHYC5022222-12-H-01 50 mm \u5927\u5b54\u5f84\u7a7a\u5fc3\u8f74\u6b65\u8fdb\u7535\u673a"},"content":{"rendered":"<style>\nbody.postid-5391 {\n  overflow-x: hidden;\n}\nbody.postid-5391 [data-id=\"4e2fba0\"],\nbody.postid-5391 [data-id=\"169d9d5\"],\nbody.postid-5391 [data-id=\"4ab745c\"],\nbody.postid-5391 [data-id=\"a65d5ba\"],\nbody.postid-5391 [data-id=\"77d8c47\"],\nbody.postid-5391 [data-id=\"79389ad\"],\nbody.postid-5391 [data-id=\"8d9b055\"],\nbody.postid-5391 [data-id=\"6b8732b\"],\nbody.postid-5391 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(prefers-reduced-motion: reduce) {\n  .sl-feature-card {\n    transition: none !important;\n  }\n  .sl-feature-card:hover {\n    transform: none !important;\n    box-shadow: none !important;\n  }\n}\n.sl-data-table thead th {\n  background: #0b141c;\n  color: #fff;\n}\n.sl-data-table tbody th {\n  padding: 16px 20px;\n  border: 0;\n  border-bottom: 1px solid #e4e9ed;\n  background: #fff;\n  color: #18222c;\n  font-weight: 600;\n  line-height: 1.5;\n  text-align: left;\n  vertical-align: top;\n}\n.sl-data-table tbody tr:nth-child(even) th {\n  background: #f7f9fa;\n}\n.sl-data-table tbody tr:last-child th {\n  border-bottom: 0;\n}\n<\/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\/sphyc5022222-12-h-01-hollow-shaft-stepper-motor-50-mm-large-bore\/#sl-features\">Product benefits<\/a><br \/>\n<a href=\"https:\/\/spotlight-motor.com\/product\/sphyc5022222-12-h-01-hollow-shaft-stepper-motor-50-mm-large-bore\/#sl-technical\">Technical data<\/a><br \/>\n<a href=\"https:\/\/spotlight-motor.com\/product\/sphyc5022222-12-h-01-hollow-shaft-stepper-motor-50-mm-large-bore\/#sl-integration\">Integration<\/a><br \/>\n<a href=\"https:\/\/spotlight-motor.com\/product\/sphyc5022222-12-h-01-hollow-shaft-stepper-motor-50-mm-large-bore\/#sl-applications\">Applications<\/a><br \/>\n<a href=\"https:\/\/spotlight-motor.com\/product\/sphyc5022222-12-h-01-hollow-shaft-stepper-motor-50-mm-large-bore\/#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\">SPHYC5022222-12-H-01 hollow shaft stepper motor<\/div>\n<h2 class=\"sl-title\">A clear center passage in a compact 50 mm frame<\/h2>\n<p class=\"sl-lead\">The SPHYC5022222-12-H-01 combines a 22 mm hollow bore with a 50 mm square frame, 1.8\u00b0 step angle and 0.11 N\u00b7m holding torque for compact through-axis motion assemblies.<\/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>22 mm hollow bore<\/h3>\n<p>The through bore provides a clear central passage within the 50 mm motor frame.<\/p>\n<\/article>\n<article class=\"sl-feature-card\">\n<div class=\"sl-feature-icon\" aria-hidden=\"true\"><\/div>\n<h3>0.11 N\u00b7m holding torque<\/h3>\n<p>The two-phase motor provides verified holding torque for compact positioning and rotary holding duties.<\/p>\n<\/article>\n<article class=\"sl-feature-card\">\n<div class=\"sl-feature-icon\" aria-hidden=\"true\"><\/div>\n<h3>Controlled shaft play<\/h3>\n<p>Maximum radial play is 0.025 mm under a 450 g load; maximum axial play is 0.075 mm under a 920 g load.<\/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<div class=\"sl-spec-grid\">\n<div class=\"sl-spec\"><strong>50 mm<\/strong><span>Frame size<\/span><\/div>\n<div class=\"sl-spec\"><strong>22 mm<\/strong><span>Hollow bore diameter<\/span><\/div>\n<div class=\"sl-spec\"><strong>0.11 N\u00b7m<\/strong><span>Holding torque<\/span><\/div>\n<div class=\"sl-spec\"><strong>1.8\u00b0<\/strong><span>Basic step angle<\/span><\/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>Motor specification<\/p>\n<h3>Electrical, mechanical and environmental parameters<\/h3>\n<\/div>\n<\/div>\n<div class=\"sl-table-scroll\">\n<table class=\"sl-data-table sl-data-table--compact\">\n<caption>SPHYC5022222-12-H-01 motor specification<\/caption>\n<thead>\n<tr>\n<th scope=\"col\">Parameter<\/th>\n<th scope=\"col\">Value<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">Number of phases<\/th>\n<td>2<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Basic step angle<\/th>\n<td>1.8\u00b0<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Positional accuracy, no load<\/th>\n<td>\u00b10.09\u00b0 max.<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Rated voltage, per phase<\/th>\n<td>1.92 V<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Rated current, per phase<\/th>\n<td>1.2 A<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Phase resistance at 20\u00b0C<\/th>\n<td>1.6 \u03a9 \u00b110%<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Phase inductance at 1 kHz<\/th>\n<td>1.4 mH \u00b120%<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Holding torque<\/th>\n<td>0.11 N\u00b7m<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Mass<\/th>\n<td>0.3 kg<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Radial play, maximum<\/th>\n<td>0.025 mm under 450 g load<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Axial play, maximum<\/th>\n<td>0.075 mm under 920 g load<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Duty<\/th>\n<td>Continuous<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Dielectric strength<\/th>\n<td>500 V DC<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Insulation resistance<\/th>\n<td>100 M\u03a9 (500 VDC)<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Insulation class (UL)<\/th>\n<td>B<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Temperature rise<\/th>\n<td>80\u00b0C<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Life<\/th>\n<td>5,000 hours minimum<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Operating ambient temperature<\/th>\n<td>0\u00b0C to +50\u00b0C<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Operating ambient humidity<\/th>\n<td>20% RH to 90% RH<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Storage ambient temperature<\/th>\n<td>\u221220\u00b0C to +70\u00b0C<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Storage ambient humidity<\/th>\n<td>15% RH to 95% RH<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section class=\"sl-parameter-panel\">\n<div class=\"sl-parameter-head\">\n<div><span>Connection data<\/span><\/p>\n<h3>Lead-wire assignment<\/h3>\n<\/div>\n<\/div>\n<div class=\"sl-table-scroll\">\n<table class=\"sl-data-table sl-data-table--compact\">\n<caption>SPHYC5022222-12-H-01 lead-wire assignment<\/caption>\n<thead>\n<tr>\n<th scope=\"col\">Lead color<\/th>\n<th scope=\"col\">Phase terminal<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">Red<\/th>\n<td>A<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Green<\/th>\n<td>A\u0304<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Orange<\/th>\n<td>B<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Blue<\/th>\n<td>B\u0304<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section class=\"sl-parameter-panel\">\n<div class=\"sl-parameter-head\">\n<div><span>Two-phase excitation<\/span><\/p>\n<h3>Excitation sequence<\/h3>\n<\/div>\n<\/div>\n<div class=\"sl-table-scroll\">\n<table class=\"sl-data-table sl-data-table--compact\">\n<caption>SPHYC5022222-12-H-01 excitation sequence<\/caption>\n<thead>\n<tr>\n<th scope=\"col\">Step<\/th>\n<th scope=\"col\">A<\/th>\n<th scope=\"col\">B<\/th>\n<th scope=\"col\">A\u0304<\/th>\n<th scope=\"col\">B\u0304<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">1<\/th>\n<td>+<\/td>\n<td>+<\/td>\n<td>\u2212<\/td>\n<td>\u2212<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">2<\/th>\n<td>\u2212<\/td>\n<td>+<\/td>\n<td>+<\/td>\n<td>\u2212<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">3<\/th>\n<td>\u2212<\/td>\n<td>\u2212<\/td>\n<td>+<\/td>\n<td>+<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">4<\/th>\n<td>+<\/td>\n<td>\u2212<\/td>\n<td>\u2212<\/td>\n<td>+<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">5<\/th>\n<td>+<\/td>\n<td>+<\/td>\n<td>\u2212<\/td>\n<td>\u2212<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<\/div>\n<div class=\"sl-tech-grid\">\n<figure class=\"sl-tech-card sl-tech-card--table\">\n<img decoding=\"async\" src=\"https:\/\/spotlight-motor.com\/wp-content\/uploads\/2026\/09\/sphyc5022222-12-h-01-hollow-shaft-stepper-motor-dimensions.png\" alt=\"SPHYC5022222-12-H-01 original mechanical dimensional drawing\"  title=\"SPHYC5022222-12-H-01 50 mm Large-Bore Hollow Shaft Stepper Motor\" \/><figcaption>SPHYC5022222-12-H-01 mechanical dimensional drawing<\/figcaption><\/figure>\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\">Large-bore motor architecture<\/div>\n<h2 class=\"sl-title\">Compact motion around a 22 mm center bore<\/h2>\n<p>The SPHYC5022222-12-H-01 package combines a square 50 mm mounting envelope with a large hollow center for machinery layouts that require a passage through the motor axis.<\/p>\n<ul class=\"sl-checks\">\n<li>50 \u00d7 50 mm front mounting envelope<\/li>\n<li>22 mm hollow bore diameter<\/li>\n<li>Continuous-duty two-phase stepper motor<\/li>\n<\/ul>\n<\/div>\n<div class=\"sl-product-visual\"><img decoding=\"async\" src=\"https:\/\/spotlight-motor.com\/wp-content\/uploads\/2026\/09\/sphyc5022222-12-h-01-hollow-shaft-stepper-motor.png\" alt=\"SPHYC5022222-12-H-01 50 mm large-bore hollow shaft stepper motor\"  title=\"SPHYC5022222-12-H-01 50 mm Large-Bore Hollow Shaft 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\">For compact mechanisms that require a through-axis passage<\/h2>\n<p class=\"sl-lead\">The large hollow bore supports mechanical layouts where routing or a central rotating element must pass through the motor axis.<\/p>\n<div class=\"sl-application-grid\">\n<article class=\"sl-application-card\"><b>01<\/b><\/p>\n<h3>Rotary indexing<\/h3>\n<p>Compact indexing mechanisms with a central passage requirement.<\/p>\n<\/article>\n<article class=\"sl-application-card\"><b>02<\/b><\/p>\n<h3>Cable routing axes<\/h3>\n<p>Motion assemblies that route cables or tubing through the rotation center.<\/p>\n<\/article>\n<article class=\"sl-application-card\"><b>03<\/b><\/p>\n<h3>Inspection equipment<\/h3>\n<p>Positioning modules for optical, measurement and inspection systems.<\/p>\n<\/article>\n<article class=\"sl-application-card\"><b>04<\/b><\/p>\n<h3>Automation modules<\/h3>\n<p>Space-conscious rotary modules in customized automation equipment.<\/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\">Verified data for mechanical and electrical planning<\/h2>\n<p class=\"sl-lead\">Use the dimensional drawing and operating values to evaluate mounting, load conditions, wiring and ambient requirements.<\/p>\n<\/div>\n<div class=\"sl-data-list\">\n<div class=\"sl-data-row\"><span>Frame size<\/span><strong>50 \u00d7 50 mm<\/strong><\/div>\n<div class=\"sl-data-row\"><span>Hollow bore<\/span><strong>22 mm<\/strong><\/div>\n<div class=\"sl-data-row\"><span>Rated phase current<\/span><strong>1.2 A<\/strong><\/div>\n<div class=\"sl-data-row\"><span>Duty<\/span><strong>Continuous<\/strong><\/div>\n<div class=\"sl-data-row\"><span>Operating ambient<\/span><strong>0\u00b0C to +50\u00b0C<\/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 large-bore motion requirement with our engineers.<\/h2>\n<p>Share the required bore, torque, load, speed, mounting and environmental conditions for product selection and integration support.<\/p>\n<\/div>\n<p><a class=\"sl-button\" href=\"https:\/\/spotlight-motor.com\/contact\/\">Request consultation&nbsp;&nbsp;\u2192<\/a>\n<\/div>\n<\/section>\n<section class=\"sl-fullbleed sl-related\">\n<div class=\"sl-inner sl-related-inner\">\n<div>\n<h3>Explore large-bore hollow shaft motors<\/h3>\n<p>Compare additional hollow-shaft motion solutions.<\/p>\n<\/div>\n<p><a href=\"https:\/\/spotlight-motor.com\/product-category\/intelligent-drive-integrated-solutions\/large-bore-hollow-shaft-stepper-motor\/\">View product category&nbsp;\u2192<\/a>\n<\/div>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>SPHYC5022222-12-H-01 \u662f\u4e00\u6b3e 50 mm \u4e24\u76f8\u5927\u5b54\u5f84\u7a7a\u5fc3\u8f74\u6b65\u8fdb\u7535\u673a\uff0c\u901a\u5b54\u76f4\u5f84 22 mm\uff0c\u6b65\u8ddd\u89d2 1.8\u00b0\uff0c\u4fdd\u6301\u8f6c\u77e9 0.11 N\u00b7m\u3002<\/p>","protected":false},"featured_media":5392,"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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SPHYC5022222-12-H-01 is a 50 mm two-phase hollow shaft stepper motor with a 22 mm through bore, 1.8\u00b0 step angle and 0.11 N\u00b7m holding torque.","_links":{"self":[{"href":"https:\/\/spotlight-motor.com\/zh\/wp-json\/wp\/v2\/product\/5391","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=5391"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spotlight-motor.com\/zh\/wp-json\/wp\/v2\/media\/5392"}],"wp:attachment":[{"href":"https:\/\/spotlight-motor.com\/zh\/wp-json\/wp\/v2\/media?parent=5391"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/spotlight-motor.com\/zh\/wp-json\/wp\/v2\/product_brand?post=5391"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/spotlight-motor.com\/zh\/wp-json\/wp\/v2\/product_cat?post=5391"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/spotlight-motor.com\/zh\/wp-json\/wp\/v2\/product_tag?post=5391"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}