diff --git a/apps/sn/app/(with-base-layout)/ii/irsetting/page.tsx b/apps/sn/app/(with-base-layout)/ii/irsetting/page.tsx
index 3adf8c233..99542f5bf 100644
--- a/apps/sn/app/(with-base-layout)/ii/irsetting/page.tsx
+++ b/apps/sn/app/(with-base-layout)/ii/irsetting/page.tsx
@@ -47,7 +47,7 @@ interface ApiSelectOption {
 }
 
 const IrSetting = () => {
-  const [input1, setInput1] = useState('');
+  const [input1, setInput1] = useState('0.8'); // 오수전환율 초기값
   const [input2, setInput2] = useState('');
   const [select1, setSelect1] = useState('0');  // 환경청코드
   const [select2, setSelect2] = useState('0');  // 시도코드
@@ -387,10 +387,7 @@ const IrSetting = () => {
               accept={".xls, .xlsx, .xlsm, .xltx"}
               fileIdx={2} />
           </FormSection>
-          <FormSection
-            name='inputdate'
-            form={form}
-            titleNm='▷ 상수사용량 적용월'>
+          <FormSection name='inputdate' form={form} titleNm='▷ 상수사용량 적용월'>
             {/* 연월 선택 라이브러리로 수정 필요 */}
             <DateMonthPicker
               field={{
@@ -403,10 +400,7 @@ const IrSetting = () => {
               startYear={1900}  // 시작 연도 설정
             />
           </FormSection>
-          <FormSection
-            name='rtkSource'
-            form={form}
-            titleNm='▷ 오수전환율'>
+          <FormSection name='rtkSource' form={form} titleNm='▷ 오수전환율'>
             <Input
               value={input1}
               onChange={(e) => {
@@ -434,10 +428,7 @@ const IrSetting = () => {
               placeholder="예: 0.75"
             />
           </FormSection>
-          <FormSection
-            name='analysis information'
-            form={form}
-            titleNm='▷ 분석 정보'>
+          <FormSection name='analysis information' form={form} titleNm='▷ 분석 정보'>
             <Input
               value={input2}
               onChange={(e) => setInput2(e.target.value)}