diff --git a/src/components/floor-plan/modal/circuitTrestle/CircuitTrestleSetting.jsx b/src/components/floor-plan/modal/circuitTrestle/CircuitTrestleSetting.jsx
index 00f3598f..618a65d2 100644
--- a/src/components/floor-plan/modal/circuitTrestle/CircuitTrestleSetting.jsx
+++ b/src/components/floor-plan/modal/circuitTrestle/CircuitTrestleSetting.jsx
@@ -475,15 +475,17 @@ export default function CircuitTrestleSetting({ id }) {
 
   // 승압설정 목록 조회
   const getStepUpListData = () => {
-    return stepUpListData[0].pcsItemList.map((item) => {
+    const pcs = []
+    console.log(stepUpListData)
+    stepUpListData[0].pcsItemList.map((item, index) => {
       return item.serQtyList
         .filter((serQty) => serQty.selected)
-        .map((serQty, index) => {
-          return {
+        .forEach((serQty) => {
+          pcs.push({
             pcsMkrCd: item.pcsMkrCd,
             pcsSerCd: item.pcsSerCd,
             pcsItemId: item.itemId,
-            pscOptCd: index === 0 ? seletedMainOption.code : seletedSubOption.code,
+            pscOptCd: getPcsOptCd(index),
             paralQty: serQty.paralQty,
             connections: item.connList?.length
               ? [
@@ -492,9 +494,43 @@ export default function CircuitTrestleSetting({ id }) {
                   },
                 ]
               : [],
-          }
+          })
+          // return {
+          //   pcsMkrCd: item.pcsMkrCd,
+          //   pcsSerCd: item.pcsSerCd,
+          //   pcsItemId: item.itemId,
+          //   pscOptCd: getPcsOptCd(index),
+          //   paralQty: serQty.paralQty,
+          //   connections: item.connList?.length
+          //     ? [
+          //         {
+          //           connItemId: item.connList[0].itemId,
+          //         },
+          //       ]
+          //     : [],
+          // }
         })
     })
+    return pcs
+  }
+
+  const getPcsOptCd = (index) => {
+    console.log(selectedModels)
+    console.log(seletedMainOption)
+    console.log(seletedSubOption)
+    if (selectedModels.some((model) => model.pcsSerParallelYn === 'Y')) {
+      if (selectedModels.length > 1) {
+        if (index === 0) {
+          return seletedMainOption.code
+        } else {
+          return seletedSubOption.code
+        }
+      } else {
+        return seletedMainOption.code
+      }
+    } else {
+      return seletedMainOption.code
+    }
   }
 
   const handleStepUp = () => {
diff --git a/src/hooks/module/useTrestle.js b/src/hooks/module/useTrestle.js
index 4f0bb116..48ad5913 100644
--- a/src/hooks/module/useTrestle.js
+++ b/src/hooks/module/useTrestle.js
@@ -640,13 +640,13 @@ export const useTrestle = () => {
     //surfaces.pcses들을 배열로 묶는다
     const pcses = surfaces[0].pcses.filter((pcs) => pcs !== null && pcs !== undefined)
 
-    surfaces.forEach((surface, index) => {
-      if (index !== 0) {
-        if (surface.pcses) {
-          pcses.concat(surface.pcses)
-        }
-      }
-    })
+    // surfaces.forEach((surface, index) => {
+    //   if (index !== 0) {
+    //     if (surface.pcses) {
+    //       pcses.concat(surface.pcses)
+    //     }
+    //   }
+    // })
 
     const allModules = surfaces.map((surface) => surface.modules).flat()
     // 모듈 파라미터 생성