diff --git a/index.html b/index.html
index 44d4b48..0b03eb2 100644
--- a/index.html
+++ b/index.html
@@ -48,6 +48,7 @@
         <li><a href="./patterns/card-gruppe-mit-tastennavigation.html">Card Gruppe mit Tastennavigation</a></li>
         <li><a href="./patterns/formular-mit-abschnitten.html">Formular mit Abschnitten</a></li>
         <li><a href="./patterns/multiselektions-pulldown.html">Multiselektions-Pulldown</a></li>
+        <li><a href="./patterns/aktivierungs-schalter.html">Aktivierungs-Schalter (an/aus)</a></li>
         <li><a href="./patterns/text-layouts.html">Text Layouts</a></li>
       </ul>
     </section>
diff --git a/patterns/aktivierungs-schalter.html b/patterns/aktivierungs-schalter.html
new file mode 100644
index 0000000..fd0cdca
--- /dev/null
+++ b/patterns/aktivierungs-schalter.html
@@ -0,0 +1,53 @@
+<!doctype html>
+<html lang="de">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <title>Styleguide – Pattern Aktivierungs-Schalter</title>
+  <link rel="stylesheet" href="../styleguide.css">
+</head>
+<body>
+
+  <h1 class="sg-main-heading">Pattern – Aktivierungs-Schalter</h1>
+  <section id="pattern-aktivierungs-schalter">
+    <p class="sg-preview-label">Pattern: Aktivierungs-Schalter (an/aus)</p>
+
+    <div class="sg-form-preview-area">
+      <div class="sg-state-example">
+        <p class="sg-state-example__label sg-table-label">Pattern Demo</p>
+        <div class="sg-activation-toggle-pattern" data-pattern="activation-toggle">
+          <button
+            class="sg-activation-toggle-chip"
+            type="button"
+            data-active="aus"
+            aria-pressed="false"
+            aria-label="Aktivierung aus"
+          >
+            <span class="sg-activation-toggle-chip__text">aus</span>
+            <span class="sg-activation-toggle-chip__text">an</span>
+          </button>
+          <span class="sg-activation-toggle-pattern__label sg-body" data-pattern-part="activation-toggle-state">Status: aus</span>
+        </div>
+      </div>
+    </div>
+  </section>
+
+  <script>
+    document.querySelectorAll('.sg-activation-toggle-chip').forEach((toggle) => {
+      toggle.addEventListener('click', () => {
+        const nextState = toggle.dataset.active === 'an' ? 'aus' : 'an';
+        const statusLabel = toggle.closest('[data-pattern="activation-toggle"]')?.querySelector('[data-pattern-part="activation-toggle-state"]');
+
+        toggle.dataset.active = nextState;
+        toggle.setAttribute('aria-pressed', String(nextState === 'an'));
+        toggle.setAttribute('aria-label', `Aktivierung ${nextState}`);
+
+        if (statusLabel) {
+          statusLabel.textContent = `Status: ${nextState}`;
+        }
+      });
+    });
+  </script>
+
+</body>
+</html>
diff --git a/styleguide.css b/styleguide.css
index 43b97ef..e51cb7e 100644
--- a/styleguide.css
+++ b/styleguide.css
@@ -1769,6 +1769,70 @@ section + section {
   }
 }
 
+/* ========================================================= */
+/* Patterns: Aktivierungs-Schalter                           */
+/* ========================================================= */
+
+.sg-activation-toggle-pattern {
+  display: flex;
+  align-items: center;
+  gap: var(--spacing-small);
+}
+
+.sg-activation-toggle-pattern__label {
+  margin: 0;
+  color: var(--text-control-default);
+}
+
+.sg-activation-toggle-chip {
+  position: relative;
+  display: inline-grid;
+  grid-template-columns: 1fr 1fr;
+  align-items: center;
+  min-width: calc(var(--layout-mode-toggle-local-height) * 3);
+  height: var(--layout-mode-toggle-local-height);
+  padding: var(--border-width-thin);
+  border: var(--border-none);
+  border-radius: var(--radius-interaction);
+  background: var(--surface-toggle-track);
+  color: var(--text-control-default);
+  font-family: var(--font-family-base);
+  font-size: var(--font-size-small);
+  font-weight: var(--font-weight-semibold);
+  line-height: 1;
+  cursor: pointer;
+  -webkit-appearance: none;
+  appearance: none;
+}
+
+.sg-activation-toggle-chip::before {
+  content: "";
+  position: absolute;
+  top: var(--border-width-thin);
+  left: var(--border-width-thin);
+  width: calc(50% - var(--border-width-thin));
+  height: calc(100% - (var(--border-width-thin) * 2));
+  border-radius: calc(var(--radius-interaction) - var(--border-width-thin));
+  background: var(--surface-toggle-handle);
+  transition: transform 160ms ease;
+}
+
+.sg-activation-toggle-chip[data-active="an"]::before {
+  transform: translateX(100%);
+}
+
+.sg-activation-toggle-chip__text {
+  position: relative;
+  z-index: 1;
+  text-align: center;
+  text-transform: lowercase;
+}
+
+.sg-activation-toggle-chip:focus,
+.sg-activation-toggle-chip:focus-visible {
+  outline: none;
+}
+
 /* ========================================================= */
 /* Patterns: Object Card                                     */
 /* ========================================================= */
