diff --git a/FrontendWebApi/ApiControllers/DashboardController.cs b/FrontendWebApi/ApiControllers/DashboardController.cs
index 5baa9f4..07999c6 100644
--- a/FrontendWebApi/ApiControllers/DashboardController.cs
+++ b/FrontendWebApi/ApiControllers/DashboardController.cs
@@ -67,5 +67,35 @@ namespace FrontendWebApi.ApiControllers
             }
             return Ok(apiResult);
         }
+
+        [HttpPost]
+        [Route("api/Dashboard/GetTotalElec")]
+        public async Task<ActionResult<ApiResult<List<TotalElec>>>> GetTotalElec()
+        {
+            ApiResult<List<TotalElec>> apiResult = new ApiResult<List<TotalElec>>();
+            try
+            {
+                var sqlString = $@"SELECT
+	                                    system_key AS 'building_tag',
+	                                    system_value AS 'device_number',
+	                                    system_remark AS 'remark'
+                                    FROM variable 
+                                    WHERE
+	                                    system_type = 'dashboard_total_elec' 
+	                                    AND deleted = '0'";
+                var ess = await backendRepository.GetAllAsync<TotalElec>(sqlString);
+
+                apiResult.Code = "0000";
+                apiResult.Data = ess;
+            }
+            catch (Exception exception)
+            {
+                apiResult.Code = "9999";
+                apiResult.Msg = "系統內部錯誤，請聯絡管理者。";
+                Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
+                return Ok(apiResult);
+            }
+            return Ok(apiResult);
+        }
     }
 }
diff --git a/FrontendWebApi/Models/Dashboard.cs b/FrontendWebApi/Models/Dashboard.cs
index 2214668..723b0e2 100644
--- a/FrontendWebApi/Models/Dashboard.cs
+++ b/FrontendWebApi/Models/Dashboard.cs
@@ -7,4 +7,11 @@
         public int DispatchCnt{ get; set; }
         public int NotDispatchCnt { get; set; }
     }
+
+    public class TotalElec
+    {
+        public string building_tag { get; set; }
+        public string device_number { get; set; }
+        public string remark { get; set; }
+    }
 }