diff --git a/evcs-modules/evcs-core/src/main/java/com/xhpc/evcs/api/QueryEquipChargeStatusController.java b/evcs-modules/evcs-core/src/main/java/com/xhpc/evcs/api/QueryEquipChargeStatusController.java
index ade4f13e..f9e5b4f4 100644
--- a/evcs-modules/evcs-core/src/main/java/com/xhpc/evcs/api/QueryEquipChargeStatusController.java
+++ b/evcs-modules/evcs-core/src/main/java/com/xhpc/evcs/api/QueryEquipChargeStatusController.java
@@ -114,7 +114,7 @@ public class QueryEquipChargeStatusController {
         CacheRealtimeData orderLord = REDIS.getCacheObject("order:" + internalOrderNum + ".lord");
         Double chargingDegree = Double.valueOf(orderLord.getChargingDegree());
         equipChargeStatus.setTotalPower(chargingDegree / 10000);
-        final Long rateModelId = (Long) cacheGunData.get("rateModelId");
+        final Long rateModelId = REDIS.getCacheMapValue("gun:".concat(connectorId.substring(0, 14)), "rateModelId");
         final CacheRateModel cacheRateModel = REDIS.getCacheObject("rateModel:" + rateModelId);
         calculateEm(equipChargeStatus, cacheRateModel);
         CommonResponse response = new CommonResponse();