diff --git a/src/components/floor-plan/modal/circuitTrestle/step/type/PassivityCircuitAllocation.jsx b/src/components/floor-plan/modal/circuitTrestle/step/type/PassivityCircuitAllocation.jsx
index 1ee73892..720845f5 100644
--- a/src/components/floor-plan/modal/circuitTrestle/step/type/PassivityCircuitAllocation.jsx
+++ b/src/components/floor-plan/modal/circuitTrestle/step/type/PassivityCircuitAllocation.jsx
@@ -122,6 +122,21 @@ export default function PassivityCircuitAllocation(props) {
       return
     }
 
+    // targetModule중 북면 설치 여부가 Y인 것과 N인 것이 혼합이면 안됨.
+    const targetModuleGroup = [...new Set(canvas
+      .getObjects()
+      .filter((obj) => obj.name === POLYGON_TYPE.MODULE && targetModules.includes(obj.id))
+      .map((obj) => obj.moduleInfo.northModuleYn))]
+
+    if (targetModuleGroup.length > 1) {
+      swalFire({
+        text: getMessage('module.circuit.fix.not.same.roof.error'),
+        type: 'alert',
+        icon: 'warning',
+      })
+      return
+    }
+
     switch (pcsTpCd) {
       case 'INDFCS': {
         const originHaveThisPcsModules = canvas