{"id":2345,"date":"2026-07-18T14:37:53","date_gmt":"2026-07-18T06:37:53","guid":{"rendered":"https:\/\/sayoon-dc.com\/?page_id=2345"},"modified":"2026-07-18T14:37:53","modified_gmt":"2026-07-18T06:37:53","slug":"dc-contactor-by-amperage","status":"publish","type":"page","link":"https:\/\/sayoon-dc.com\/it\/dc-contactor-by-amperage\/","title":{"rendered":"DC Contactor by Amperage"},"content":{"rendered":"<!-- sayoon-guide-aggregate-v2 -->\n<style>\n  .sg-page{color:#172235;background:#fff;font-family:inherit}.sg-page *{box-sizing:border-box}.sg-wrap{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}\n  .sg-hero{background:linear-gradient(125deg,#002345 0%,#004494 54%,#00a0e9 100%);color:#fff;padding:48px 0 44px;position:relative;overflow:hidden}.sg-hero:after{content:\"\";position:absolute;width:420px;height:420px;right:-120px;top:-200px;border:60px solid rgba(255,255,255,.06);border-radius:50%}.sg-hero>div{position:relative;z-index:1;max-width:1200px}\n  .sg-page h2,.sg-page h3{line-height:1.18}.sg-hero p:first-child,.sg-family-card__body>p:first-child,.sg-section-heading p:first-child,.sg-section-intro>p:first-child,.sg-faq>p:first-child{color:#7dd3fc;font-weight:700;letter-spacing:.09em;text-transform:uppercase;font-size:12px;margin:0 0 10px}.sg-hero h2{font-size:clamp(30px,3.6vw,46px);color:#fff;margin:0 0 14px;max-width:1080px}.sg-hero p:not(:first-child){font-size:17px;line-height:1.6;color:#deedf9;margin:0;max-width:960px}\n  .sg-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.sg-button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 18px;border-radius:4px;font-weight:700;text-decoration:none;transition:.2s ease}.sg-button--primary{background:#fff;color:#002345}.sg-button--primary:hover{background:#e7f5fe}.sg-button--secondary{color:#fff;border:1px solid rgba(255,255,255,.6)}.sg-button--secondary:hover{background:rgba(255,255,255,.1)}\n  .sg-nav{background:#f4f8fb;border-bottom:1px solid #dce8ef}.sg-nav .sg-wrap{display:flex;flex-wrap:wrap}.sg-nav a{color:#28425f;font-weight:700;padding:14px 22px 12px 0;margin-right:22px;text-decoration:none;border-bottom:3px solid transparent}.sg-nav a:hover{color:#00a0e9;border-color:#00a0e9}\n  .sg-overview{padding:56px 0 48px}.sg-overview--products{padding-top:0;background:#fff}.sg-section-intro{max-width:1080px;margin-bottom:28px}.sg-section-intro h2,.sg-section-heading h2{color:#002345;font-size:clamp(26px,2.8vw,36px);margin:0 0 12px}.sg-section-intro>p:not(:first-child),.sg-section-heading>p{color:#52657a;line-height:1.7;margin:0}\n  .sg-family-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.sg-family-card,.sg-card{border:1px solid #dce6ed;background:#fff;transition:box-shadow .2s,transform .2s}.sg-family-card:hover,.sg-card:hover{box-shadow:0 12px 28px rgba(0,35,69,.12);transform:translateY(-3px)}.sg-family-card__image{display:block;background:#f6f9fb;height:190px;padding:18px}.sg-family-card__image img,.sg-card__image img{width:100%;height:100%;object-fit:contain}.sg-image-fallback{display:flex;align-items:center;justify-content:center;width:100%;height:100%;background:#e7eff5;color:#37607c;font-weight:700}.sg-family-card__body{padding:22px}.sg-family-card__body h2{font-size:22px;color:#002345;margin:0 0 10px}.sg-family-card__body h2 a,.sg-card h3 a{color:inherit;text-decoration:none}.sg-family-card__body>p:not(:first-child){color:#586b7c;line-height:1.65;min-height:64px}.sg-family-card__body>a,.sg-card__body>a{color:#00a0e9;font-weight:700;text-decoration:none}\n  .sg-catalog{padding:52px 0 64px;background:#f4f8fb}.sg-series-section{scroll-margin-top:96px;padding:0 0 48px}.sg-series-section:last-child{padding-bottom:0}.sg-section-heading{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end;margin-bottom:22px}.sg-section-heading>div>p{color:#00a0e9}.sg-card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.sg-card{display:flex;flex-direction:column;min-height:100%}.sg-card__image{display:block;height:140px;padding:14px;background:#fff}.sg-card__body{padding:16px 17px 18px;display:flex;flex:1;flex-direction:column}.sg-card h3{color:#19324d;font-size:16px;margin:0;line-height:1.42}.sg-card__body>a{margin-top:auto;padding-top:15px;font-size:14px}\n  .sg-selection{padding:56px 0}.sg-selection-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px}.sg-selection h2{color:#002345;font-size:32px;margin:0 0 14px}.sg-selection p{color:#52657a;line-height:1.72}.sg-checklist{background:#f4f8fb;padding:24px;border-left:4px solid #00a0e9}.sg-checklist h3{color:#002345;margin-top:0;font-size:20px}.sg-checklist ul{margin:0;padding-left:19px;color:#435a70;line-height:1.85}.sg-resource-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}.sg-resource-row a{border:1px solid #cbdce8;padding:11px 14px;color:#004494;text-decoration:none;font-weight:600}\n  .sg-rfq{background:#002345;color:#fff;padding:44px 0}.sg-rfq__inner{display:flex;justify-content:space-between;gap:28px;align-items:center}.sg-rfq h2{color:#fff;margin:0 0 10px;font-size:30px}.sg-rfq p{color:#d8ebfa;margin:0;line-height:1.65;max-width:860px}.sg-faq{padding:56px 24px;max-width:1200px}.sg-faq h2{color:#002345;font-size:30px;margin:0 0 22px}.sg-faq details{border-top:1px solid #d7e2ea;padding:16px 0}.sg-faq details:last-child{border-bottom:1px solid #d7e2ea}.sg-faq summary{color:#19324d;cursor:pointer;font-weight:700}.sg-faq details p{color:#52657a;line-height:1.65;margin:12px 0 0}\n  .sg-draft-note{text-align:center;padding:14px;background:#fff7ed;color:#9a3412;font-size:13px;border-top:1px solid #fed7aa}\n  @media(max-width:900px){.sg-family-grid,.sg-card-grid{grid-template-columns:repeat(2,1fr)}.sg-section-heading,.sg-selection-grid{grid-template-columns:1fr;gap:22px}}@media(max-width:600px){.sg-wrap{padding-left:18px;padding-right:18px}.sg-hero{padding:36px 0 32px}.sg-family-grid,.sg-card-grid{grid-template-columns:1fr}.sg-rfq__inner{display:block}.sg-rfq .sg-actions{margin-top:24px}}\n<\/style>\n<main class=\"sg-page\">\n  <section class=\"sg-hero\"><div class=\"sg-wrap\"><p>DC contactor amperage guide hub<\/p><h2>Find the DC contactor guide that matches your continuous current class.<\/h2><p>Explore 20A to 1000A selection guides plus 48V and 72V application notes. Start with continuous current, duty cycle and coil requirements before RFQ.<\/p><div class=\"sg-actions\"><a class=\"sg-button sg-button--primary\" href=\"https:\/\/sayoon-dc.com\/it\/contattaci\/\">Request amperage selection support<\/a><a class=\"sg-button sg-button--secondary\" href=\"#amp-low\">Explore guides<\/a><\/div><\/div><\/section>\n  <nav class=\"sg-nav\" aria-label=\"DC Contactor by Amperage guide clusters\"><div class=\"sg-wrap\"><a href=\"#amp-low\">20A to 150A Guides<\/a>\n<a href=\"#amp-mid\">200A to 400A Guides<\/a>\n<a href=\"#amp-high\">500A to 1000A &amp; Traction Voltage Guides<\/a><\/div><\/nav>\n  <section class=\"sg-overview\"><div class=\"sg-wrap\"><div class=\"sg-section-intro\"><p>Explore our guide clusters<\/p><h2>DC contactor guides organized by current class<\/h2><p>Use the clusters below to jump to the right ampere guide. Final fit depends on verified CZW, SZJ or MZJ series parameters and your enclosure data.<\/p><\/div><div class=\"sg-family-grid\">\n          <article class=\"sg-family-card\">\n            <a class=\"sg-family-card__image\" href=\"#amp-low\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/06\/100A-Dc-Contactor.3.webp\" alt=\"20A to 150A Guides\" loading=\"lazy\"><\/a>\n            <div class=\"sg-family-card__body\">\n              <p>Guide cluster<\/p>\n              <h2><a href=\"#amp-low\">20A to 150A Guides<\/a><\/h2>\n              <p>Lower-current branch, control and early commercial selection paths.<\/p>\n              <a href=\"#amp-low\">Explore guides <span aria-hidden=\"true\">\u2192<\/span><\/a>\n            <\/div>\n          <\/article>\n          <article class=\"sg-family-card\">\n            <a class=\"sg-family-card__image\" href=\"#amp-mid\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/400a-dc-contactor-specifications-selection-guide-cover-4.webp\" alt=\"200A to 400A Guides\" loading=\"lazy\"><\/a>\n            <div class=\"sg-family-card__body\">\n              <p>Guide cluster<\/p>\n              <h2><a href=\"#amp-mid\">200A to 400A Guides<\/a><\/h2>\n              <p>Mid-range distribution, motor branch and panel-builder current classes.<\/p>\n              <a href=\"#amp-mid\">Explore guides <span aria-hidden=\"true\">\u2192<\/span><\/a>\n            <\/div>\n          <\/article>\n          <article class=\"sg-family-card\">\n            <a class=\"sg-family-card__image\" href=\"#amp-high\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/1000-amp-dc-contactor-specifications-selection-guide-cover-4.webp\" alt=\"500A to 1000A &amp; Traction Voltage Guides\" loading=\"lazy\"><\/a>\n            <div class=\"sg-family-card__body\">\n              <p>Guide cluster<\/p>\n              <h2><a href=\"#amp-high\">500A to 1000A &amp; Traction Voltage Guides<\/a><\/h2>\n              <p>Heavy DC paths plus 48V and 72V traction application notes.<\/p>\n              <a href=\"#amp-high\">Explore guides <span aria-hidden=\"true\">\u2192<\/span><\/a>\n            <\/div>\n          <\/article><\/div><\/div><\/section>\n  <section class=\"sg-catalog\"><div class=\"sg-wrap\">\n      <section class=\"sg-series-section\" id=\"amp-low\">\n        <div class=\"sg-section-heading\">\n          <div><p>Explore the range<\/p><h2>20A to 150A Guides<\/h2><\/div>\n          <p>Lower-current branch, control and early commercial selection paths.<\/p>\n        <\/div>\n        <div class=\"sg-card-grid\">\n      <article class=\"sg-card\">\n        <a class=\"sg-card__image\" href=\"https:\/\/sayoon-dc.com\/it\/blog\/what-is-a-20-amp-contactor-and-how-does-it-work\/\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/06\/20-Amp-Contactor.3.webp\" alt=\"What Is a 20 Amp Contactor?\" loading=\"lazy\"><\/a>\n        <div class=\"sg-card__body\">\n          <h3><a href=\"https:\/\/sayoon-dc.com\/it\/blog\/what-is-a-20-amp-contactor-and-how-does-it-work\/\">What Is a 20 Amp Contactor?<\/a><\/h3>\n          <a href=\"https:\/\/sayoon-dc.com\/it\/blog\/what-is-a-20-amp-contactor-and-how-does-it-work\/\">View guide <span aria-hidden=\"true\">\u2192<\/span><\/a>\n        <\/div>\n      <\/article>\n\n      <article class=\"sg-card\">\n        <a class=\"sg-card__image\" href=\"https:\/\/sayoon-dc.com\/it\/blog\/what-is-a-50a-contactor-key-features-uses-explained\/\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/06\/50a-Contactor.3.webp\" alt=\"What Is a 50A Contactor?\" loading=\"lazy\"><\/a>\n        <div class=\"sg-card__body\">\n          <h3><a href=\"https:\/\/sayoon-dc.com\/it\/blog\/what-is-a-50a-contactor-key-features-uses-explained\/\">What Is a 50A Contactor?<\/a><\/h3>\n          <a href=\"https:\/\/sayoon-dc.com\/it\/blog\/what-is-a-50a-contactor-key-features-uses-explained\/\">View guide <span aria-hidden=\"true\">\u2192<\/span><\/a>\n        <\/div>\n      <\/article>\n\n      <article class=\"sg-card\">\n        <a class=\"sg-card__image\" href=\"https:\/\/sayoon-dc.com\/it\/blog\/100a-dc-contactor-selection-guide\/\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/06\/100A-Dc-Contactor.3.webp\" alt=\"Guida alla selezione del contattore DC da 100A\" loading=\"lazy\"><\/a>\n        <div class=\"sg-card__body\">\n          <h3><a href=\"https:\/\/sayoon-dc.com\/it\/blog\/100a-dc-contactor-selection-guide\/\">Guida alla selezione del contattore DC da 100A<\/a><\/h3>\n          <a href=\"https:\/\/sayoon-dc.com\/it\/blog\/100a-dc-contactor-selection-guide\/\">View guide <span aria-hidden=\"true\">\u2192<\/span><\/a>\n        <\/div>\n      <\/article>\n\n      <article class=\"sg-card\">\n        <a class=\"sg-card__image\" href=\"https:\/\/sayoon-dc.com\/it\/blog\/150a-dc-contactor-specifications-selection-guide\/\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/150a-dc-contactor-specifications-selection-guide-cover-4.webp\" alt=\"150A DC Contactor Selection Guide\" loading=\"lazy\"><\/a>\n        <div class=\"sg-card__body\">\n          <h3><a href=\"https:\/\/sayoon-dc.com\/it\/blog\/150a-dc-contactor-specifications-selection-guide\/\">150A DC Contactor Selection Guide<\/a><\/h3>\n          <a href=\"https:\/\/sayoon-dc.com\/it\/blog\/150a-dc-contactor-specifications-selection-guide\/\">View guide <span aria-hidden=\"true\">\u2192<\/span><\/a>\n        <\/div>\n      <\/article>\n        <\/div>\n      <\/section>\n      <section class=\"sg-series-section\" id=\"amp-mid\">\n        <div class=\"sg-section-heading\">\n          <div><p>Explore the range<\/p><h2>200A to 400A Guides<\/h2><\/div>\n          <p>Mid-range distribution, motor branch and panel-builder current classes.<\/p>\n        <\/div>\n        <div class=\"sg-card-grid\">\n      <article class=\"sg-card\">\n        <a class=\"sg-card__image\" href=\"https:\/\/sayoon-dc.com\/it\/blog\/200-amp-dc-contactor-specifications-selection-guide\/\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/200-amp-dc-contactor-specifications-selection-guide-cover-4.webp\" alt=\"200 Amp DC Contactor for Motor Branch Isolation\" loading=\"lazy\"><\/a>\n        <div class=\"sg-card__body\">\n          <h3><a href=\"https:\/\/sayoon-dc.com\/it\/blog\/200-amp-dc-contactor-specifications-selection-guide\/\">200 Amp DC Contactor for Motor Branch Isolation<\/a><\/h3>\n          <a href=\"https:\/\/sayoon-dc.com\/it\/blog\/200-amp-dc-contactor-specifications-selection-guide\/\">View guide <span aria-hidden=\"true\">\u2192<\/span><\/a>\n        <\/div>\n      <\/article>\n\n      <article class=\"sg-card\">\n        <a class=\"sg-card__image\" href=\"https:\/\/sayoon-dc.com\/it\/blog\/250a-dc-contactor-specifications-selection-guide\/\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/250a-dc-contactor-specifications-selection-guide-cover-4.webp\" alt=\"250A DC Contactor in Battery Storage\" loading=\"lazy\"><\/a>\n        <div class=\"sg-card__body\">\n          <h3><a href=\"https:\/\/sayoon-dc.com\/it\/blog\/250a-dc-contactor-specifications-selection-guide\/\">250A DC Contactor in Battery Storage<\/a><\/h3>\n          <a href=\"https:\/\/sayoon-dc.com\/it\/blog\/250a-dc-contactor-specifications-selection-guide\/\">View guide <span aria-hidden=\"true\">\u2192<\/span><\/a>\n        <\/div>\n      <\/article>\n\n      <article class=\"sg-card\">\n        <a class=\"sg-card__image\" href=\"https:\/\/sayoon-dc.com\/it\/blog\/300-amp-dc-contactor-specifications-selection-guide\/\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/300-amp-dc-contactor-specifications-selection-guide-cover-4.webp\" alt=\"300 Amp DC Contactor in Charging Paths\" loading=\"lazy\"><\/a>\n        <div class=\"sg-card__body\">\n          <h3><a href=\"https:\/\/sayoon-dc.com\/it\/blog\/300-amp-dc-contactor-specifications-selection-guide\/\">300 Amp DC Contactor in Charging Paths<\/a><\/h3>\n          <a href=\"https:\/\/sayoon-dc.com\/it\/blog\/300-amp-dc-contactor-specifications-selection-guide\/\">View guide <span aria-hidden=\"true\">\u2192<\/span><\/a>\n        <\/div>\n      <\/article>\n\n      <article class=\"sg-card\">\n        <a class=\"sg-card__image\" href=\"https:\/\/sayoon-dc.com\/it\/blog\/400a-dc-contactor-specifications-selection-guide\/\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/400a-dc-contactor-specifications-selection-guide-cover-4.webp\" alt=\"400A DC Contactor Integration Checklist\" loading=\"lazy\"><\/a>\n        <div class=\"sg-card__body\">\n          <h3><a href=\"https:\/\/sayoon-dc.com\/it\/blog\/400a-dc-contactor-specifications-selection-guide\/\">400A DC Contactor Integration Checklist<\/a><\/h3>\n          <a href=\"https:\/\/sayoon-dc.com\/it\/blog\/400a-dc-contactor-specifications-selection-guide\/\">View guide <span aria-hidden=\"true\">\u2192<\/span><\/a>\n        <\/div>\n      <\/article>\n        <\/div>\n      <\/section>\n      <section class=\"sg-series-section\" id=\"amp-high\">\n        <div class=\"sg-section-heading\">\n          <div><p>Explore the range<\/p><h2>500A to 1000A &amp; Traction Voltage Guides<\/h2><\/div>\n          <p>Heavy DC paths plus 48V and 72V traction application notes.<\/p>\n        <\/div>\n        <div class=\"sg-card-grid\">\n      <article class=\"sg-card\">\n        <a class=\"sg-card__image\" href=\"https:\/\/sayoon-dc.com\/it\/blog\/500a-dc-contactor-specifications-selection-guide\/\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/500a-dc-contactor-specifications-selection-guide-cover-4.webp\" alt=\"500A DC Contactor Engineering Notes\" loading=\"lazy\"><\/a>\n        <div class=\"sg-card__body\">\n          <h3><a href=\"https:\/\/sayoon-dc.com\/it\/blog\/500a-dc-contactor-specifications-selection-guide\/\">500A DC Contactor Engineering Notes<\/a><\/h3>\n          <a href=\"https:\/\/sayoon-dc.com\/it\/blog\/500a-dc-contactor-specifications-selection-guide\/\">View guide <span aria-hidden=\"true\">\u2192<\/span><\/a>\n        <\/div>\n      <\/article>\n\n      <article class=\"sg-card\">\n        <a class=\"sg-card__image\" href=\"https:\/\/sayoon-dc.com\/it\/blog\/1000-amp-dc-contactor-specifications-selection-guide\/\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/1000-amp-dc-contactor-specifications-selection-guide-cover-4.webp\" alt=\"1000 Amp DC Contactor Considerations\" loading=\"lazy\"><\/a>\n        <div class=\"sg-card__body\">\n          <h3><a href=\"https:\/\/sayoon-dc.com\/it\/blog\/1000-amp-dc-contactor-specifications-selection-guide\/\">1000 Amp DC Contactor Considerations<\/a><\/h3>\n          <a href=\"https:\/\/sayoon-dc.com\/it\/blog\/1000-amp-dc-contactor-specifications-selection-guide\/\">View guide <span aria-hidden=\"true\">\u2192<\/span><\/a>\n        <\/div>\n      <\/article>\n\n      <article class=\"sg-card\">\n        <a class=\"sg-card__image\" href=\"https:\/\/sayoon-dc.com\/it\/blog\/48v-dc-contactor-specifications-applications-selection-guide\/\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/48v-dc-contactor-specifications-applications-selection-guide-cover-5.webp\" alt=\"48V DC Contactor Applications\" loading=\"lazy\"><\/a>\n        <div class=\"sg-card__body\">\n          <h3><a href=\"https:\/\/sayoon-dc.com\/it\/blog\/48v-dc-contactor-specifications-applications-selection-guide\/\">48V DC Contactor Applications<\/a><\/h3>\n          <a href=\"https:\/\/sayoon-dc.com\/it\/blog\/48v-dc-contactor-specifications-applications-selection-guide\/\">View guide <span aria-hidden=\"true\">\u2192<\/span><\/a>\n        <\/div>\n      <\/article>\n\n      <article class=\"sg-card\">\n        <a class=\"sg-card__image\" href=\"https:\/\/sayoon-dc.com\/it\/blog\/72v-dc-contactor-specifications-selection-guide\/\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/72v-dc-contactor-specifications-selection-guide-cover-4.webp\" alt=\"72V DC Contactor Sizing\" loading=\"lazy\"><\/a>\n        <div class=\"sg-card__body\">\n          <h3><a href=\"https:\/\/sayoon-dc.com\/it\/blog\/72v-dc-contactor-specifications-selection-guide\/\">72V DC Contactor Sizing<\/a><\/h3>\n          <a href=\"https:\/\/sayoon-dc.com\/it\/blog\/72v-dc-contactor-specifications-selection-guide\/\">View guide <span aria-hidden=\"true\">\u2192<\/span><\/a>\n        <\/div>\n      <\/article>\n        <\/div>\n      <\/section><\/div><\/section>\n  \n  <section class=\"sg-overview sg-overview--products\">\n    <div class=\"sg-wrap\">\n      <div class=\"sg-section-intro\">\n        <p>Related product series<\/p>\n        <h2>Product lines referenced in this guide hub<\/h2>\n        <p>Move from guide reading to series-level RFQ once voltage class, current and coil requirements are defined.<\/p>\n      <\/div>\n      <div class=\"sg-family-grid\">\n          <article class=\"sg-family-card\">\n            <a class=\"sg-family-card__image\" href=\"https:\/\/sayoon-dc.com\/it\/contattore-dc-serie-czw\/\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/czw100a_s1-1-2.webp\" alt=\"Contattore CC della serie CZW\" loading=\"lazy\"><\/a>\n            <div class=\"sg-family-card__body\">\n              <p>Product family<\/p>\n              <h2><a href=\"https:\/\/sayoon-dc.com\/it\/contattore-dc-serie-czw\/\">Contattore CC della serie CZW<\/a><\/h2>\n              <p>Compare published specifications and send RFQ data for model-level confirmation.<\/p>\n              <a href=\"https:\/\/sayoon-dc.com\/it\/contattore-dc-serie-czw\/\">View series <span aria-hidden=\"true\">\u2192<\/span><\/a>\n            <\/div>\n          <\/article>\n\n          <article class=\"sg-family-card\">\n            <a class=\"sg-family-card__image\" href=\"https:\/\/sayoon-dc.com\/it\/szj-series-dc-contactor\/\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/szj100a_s1-2.webp\" alt=\"Contattore in corrente continua serie SZJ\" loading=\"lazy\"><\/a>\n            <div class=\"sg-family-card__body\">\n              <p>Product family<\/p>\n              <h2><a href=\"https:\/\/sayoon-dc.com\/it\/szj-series-dc-contactor\/\">Contattore in corrente continua serie SZJ<\/a><\/h2>\n              <p>Compare published specifications and send RFQ data for model-level confirmation.<\/p>\n              <a href=\"https:\/\/sayoon-dc.com\/it\/szj-series-dc-contactor\/\">View series <span aria-hidden=\"true\">\u2192<\/span><\/a>\n            <\/div>\n          <\/article>\n\n          <article class=\"sg-family-card\">\n            <a class=\"sg-family-card__image\" href=\"https:\/\/sayoon-dc.com\/it\/contattore-dc-serie-czw\/\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/mzj-100a_s1.jpg\" alt=\"Contattore in CC della serie MZJ\" loading=\"lazy\"><\/a>\n            <div class=\"sg-family-card__body\">\n              <p>Product family<\/p>\n              <h2><a href=\"https:\/\/sayoon-dc.com\/it\/contattore-dc-serie-czw\/\">Contattore in CC della serie MZJ<\/a><\/h2>\n              <p>Compare published specifications and send RFQ data for model-level confirmation.<\/p>\n              <a href=\"https:\/\/sayoon-dc.com\/it\/contattore-dc-serie-czw\/\">View series <span aria-hidden=\"true\">\u2192<\/span><\/a>\n            <\/div>\n          <\/article>\n      <\/div>\n    <\/div>\n  <\/section>\n  <section class=\"sg-selection\"><div class=\"sg-wrap sg-selection-grid\"><div><p>Selection support<\/p><h2>Match continuous current and duty before choosing a series.<\/h2><p>Current-class selection changes with thermal duty, voltage headroom, coil supply, auxiliary feedback and mechanical outline. Share these inputs with the guide and series you are evaluating.<\/p><div class=\"sg-resource-row\"><a href=\"https:\/\/sayoon-dc.com\/it\/blog\/100a-dc-contactor-selection-guide\/\">100A selection guide (primary)<\/a>\n<a href=\"https:\/\/sayoon-dc.com\/it\/blog\/400a-dc-contactor-specifications-selection-guide\/\">400A integration checklist<\/a>\n<a href=\"https:\/\/sayoon-dc.com\/it\/blog\/1000-amp-dc-contactor-specifications-selection-guide\/\">1000A high-current notes<\/a><\/div><\/div><aside class=\"sg-checklist\"><h3>Include these details in your RFQ<\/h3><ul><li>Continuous current at defined duty cycle<\/li>\n<li>Maximum working contact voltage and coil supply<\/li>\n<li>Auxiliary contact and mounting outline requirements<\/li>\n<li>Application environment and stated compliance scope<\/li><\/ul><\/aside><\/div><\/section>\n  <section class=\"sg-rfq\"><div class=\"sg-wrap sg-rfq__inner\"><div><h2>Need help narrowing the selection?<\/h2><p>Send the application data and existing model information you have. We will use it to determine the next product and documentation review steps.<\/p><\/div><div class=\"sg-actions\"><a class=\"sg-button sg-button--primary\" href=\"https:\/\/sayoon-dc.com\/it\/contattaci\/\">Send an inquiry<\/a><\/div><\/div><\/section>\n  <section class=\"sg-wrap sg-faq\"><p>DC Contactor by Amperage FAQ<\/p><h2>Selection questions<\/h2><details><summary>Which 100A guide should I read first?<\/summary><p>Start with 100A DC Contactor Selection Guide as the primary commercial article.<\/p><\/details>\n<details><summary>How do 48V and 72V guides relate to amperage guides?<\/summary><p>Use amperage guides for continuous current class; use 48V\/72V guides when traction system voltage defines the application.<\/p><\/details>\n<details><summary>When should I move from 400A to 1000A guides?<\/summary><p>When continuous current, duty or fault evidence exceeds mid-range published bounds on the SKU pages.<\/p><\/details><\/section>\n  <p class=\"sg-draft-note\">DRAFT PREVIEW \u2014 layout sample only; not published or indexed.<\/p>\n<\/main>","protected":false},"excerpt":{"rendered":"<p>DC contactor amperage guide hub Find the DC contactor guide that matches your continuous current class. Explore 20A to 1000A selection guides plus 48V and 72V application notes. Start with continuous current, duty cycle and coil requirements before RFQ. Request amperage selection supportExplore guides 20A to 150A Guides 200A to 400A Guides 500A to 1000A [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_gspb_post_css":"","footnotes":""},"class_list":["post-2345","page","type-page","status-publish","hentry"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":7}},"_links":{"self":[{"href":"https:\/\/sayoon-dc.com\/it\/wp-json\/wp\/v2\/pages\/2345","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sayoon-dc.com\/it\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sayoon-dc.com\/it\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sayoon-dc.com\/it\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/sayoon-dc.com\/it\/wp-json\/wp\/v2\/comments?post=2345"}],"version-history":[{"count":2,"href":"https:\/\/sayoon-dc.com\/it\/wp-json\/wp\/v2\/pages\/2345\/revisions"}],"predecessor-version":[{"id":2657,"href":"https:\/\/sayoon-dc.com\/it\/wp-json\/wp\/v2\/pages\/2345\/revisions\/2657"}],"wp:attachment":[{"href":"https:\/\/sayoon-dc.com\/it\/wp-json\/wp\/v2\/media?parent=2345"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}