diff --git a/src/pages/Customer/components/CustomerSummaryTable.vue b/src/pages/Customer/components/CustomerSummaryTable.vue
index feb137065..cc0afdca7 100644
--- a/src/pages/Customer/components/CustomerSummaryTable.vue
+++ b/src/pages/Customer/components/CustomerSummaryTable.vue
@@ -15,7 +15,7 @@ import InvoiceOutDescriptorProxy from 'pages/InvoiceOut/Card/InvoiceOutDescripto
 import RouteDescriptorProxy from 'src/pages/Route/Card/RouteDescriptorProxy.vue';
 import VnTable from 'src/components/VnTable/VnTable.vue';
 import CustomerDescriptorProxy from '../Card/CustomerDescriptorProxy.vue';
-
+import { getItemPackagingType } from '../composables/getItemPackagingType.js';
 const { t } = useI18n();
 const route = useRoute();
 const router = useRouter();
@@ -161,23 +161,6 @@ const setShippedColor = (date) => {
 };
 const rowClick = ({ id }) =>
     window.open(router.resolve({ params: { id }, name: 'TicketSummary' }).href, '_blank');
-
-const getItemPackagingType = (ticketSales) => {
-    if (!ticketSales?.length) return '-';
-
-    const packagingTypes = ticketSales.reduce((types, sale) => {
-        const { itemPackingTypeFk } = sale.item;
-        if (
-            !types.includes(itemPackingTypeFk) &&
-            (itemPackingTypeFk === 'H' || itemPackingTypeFk === 'V')
-        ) {
-            types.push(itemPackingTypeFk);
-        }
-        return types;
-    }, []);
-
-    return dashIfEmpty(packagingTypes.join(', ') || '-');
-};
 </script>
 
 <template>
diff --git a/src/pages/Customer/composables/__tests__/getItemPackagingType.spec.js b/src/pages/Customer/composables/__tests__/getItemPackagingType.spec.js
new file mode 100644
index 000000000..0607f729f
--- /dev/null
+++ b/src/pages/Customer/composables/__tests__/getItemPackagingType.spec.js
@@ -0,0 +1,36 @@
+import { describe, it, expect } from 'vitest';
+import { getItemPackagingType } from '../getItemPackagingType';
+
+describe('getItemPackagingType', () => {
+    it('should return "-" if ticketSales is null or undefined', () => {
+        expect(getItemPackagingType(null)).toBe('-');
+        expect(getItemPackagingType(undefined)).toBe('-');
+    });
+
+    it('should return "-" if ticketSales does not have a length property', () => {
+        const ticketSales = { someKey: 'someValue' }; // No tiene propiedad length
+        expect(getItemPackagingType(ticketSales)).toBe('-');
+    });
+
+    it('should return unique packaging types as a comma-separated string', () => {
+        const ticketSales = [
+            { item: { itemPackingTypeFk: 'H' } },
+            { item: { itemPackingTypeFk: 'V' } },
+            { item: { itemPackingTypeFk: 'H' } },
+        ];
+        expect(getItemPackagingType(ticketSales)).toBe('H, V');
+    });
+    it('should return unique packaging types as a comma-separated string', () => {
+        const ticketSales = [
+            { item: { itemPackingTypeFk: 'H' } },
+            { item: { itemPackingTypeFk: 'V' } },
+            { item: { itemPackingTypeFk: 'H' } },
+            { item: { itemPackingTypeFk: 'A' } },
+        ];
+        expect(getItemPackagingType(ticketSales)).toBe('H, V, A');
+    });
+
+    it('should return "-" if ticketSales is an empty array', () => {
+        expect(getItemPackagingType([])).toBe('-');
+    });
+});
diff --git a/src/pages/Customer/composables/getItemPackagingType.js b/src/pages/Customer/composables/getItemPackagingType.js
new file mode 100644
index 000000000..eba4d62f5
--- /dev/null
+++ b/src/pages/Customer/composables/getItemPackagingType.js
@@ -0,0 +1,11 @@
+import { dashIfEmpty } from 'src/filters';
+
+export function getItemPackagingType(ticketSales) {
+    if (!ticketSales?.length) return '-';
+
+    const packagingTypes = Array.from(
+        new Set(ticketSales.map(({ item: { itemPackingTypeFk } }) => itemPackingTypeFk)),
+    );
+
+    return dashIfEmpty(packagingTypes.join(', '));
+}