diff --git a/src/main/java/com/interplug/qcast/biz/pwrGnrSimulation/PwrGnrSimService.java b/src/main/java/com/interplug/qcast/biz/pwrGnrSimulation/PwrGnrSimService.java
index 185f749e..3385bb0a 100644
--- a/src/main/java/com/interplug/qcast/biz/pwrGnrSimulation/PwrGnrSimService.java
+++ b/src/main/java/com/interplug/qcast/biz/pwrGnrSimulation/PwrGnrSimService.java
@@ -159,9 +159,8 @@ public class PwrGnrSimService {
     // 4. 계산을 위해 order by 변경 (총용량 DESC) -계산용
     List<PwrGnrSimRoofResponse> moduleGroupList =
         roofGroupModuleList.stream()
-            .sorted(
-                Comparator.comparingDouble(PwrGnrSimRoofResponse::getTotSpecification)
-                    .reversed()) // 내림차순 정렬
+//            .sorted(Comparator.comparingDouble(PwrGnrSimRoofResponse::getTotSpecification).reversed()) // 내림차순 정렬
+            .sorted(Comparator.comparingDouble(PwrGnrSimRoofResponse::getAmp)) //AMP 올림차순
             .collect(Collectors.toList());
 
     // 5. PCS Item 조회