diff --git a/intc-modules/intc-iot/src/main/java/com/intc/iot/controller/IotController.java b/intc-modules/intc-iot/src/main/java/com/intc/iot/controller/IotController.java
index 3aab23b..5461c41 100644
--- a/intc-modules/intc-iot/src/main/java/com/intc/iot/controller/IotController.java
+++ b/intc-modules/intc-iot/src/main/java/com/intc/iot/controller/IotController.java
@@ -2255,74 +2255,32 @@ public class IotController extends BaseController {
             }
 
             Map<String, Object> properties = normalizeSolarProperties(request.getProperties());
-            boolean cache = Boolean.TRUE.equals(request.getCache());
-            Integer statusCode = queryDeviceStatusCode(device.getIotId());
-            boolean online = Integer.valueOf(DEVICE_STATUS_ONLINE).equals(statusCode);
 
-            Map<String, Object> result = new LinkedHashMap<>();
-            result.put("deviceId", device.getId());
-            result.put("serialNum", device.getSerialNum());
-            result.put("online", online);
-            result.put("statusCode", statusCode);
-            result.put("properties", properties);
-
-            if (cache) {
-                if (online) {
-                    return R.fail("设备当前在线，请使用直接下发");
-                }
-                if (!cachePendingSolarProperties(device, properties)) {
-                    return R.fail("指令缓存失败，请稍后重试");
-                }
-                syncDeviceFieldsAfterSolarCommand(device.getId(), properties);
-                if (properties.containsKey("salinitySet")) {
-                    setSalinityFreeze(device.getSerialNum(), toDouble(properties.get("salinitySet")));
-                }
-                result.put("mode", "cached");
-                result.put("cached", true);
-                result.put("sent", false);
-                MessageOpRecordUtil.addMessageOpRecordUser(
-                    device.getUserId(),
-                    userId,
-                    "设备操作",
-                    String.format("%s(%s)，太阳能网控属性缓存下发：%s。",
-                        device.getDeviceName(), device.getSerialNum(), properties)
-                );
-                log.info("太阳能网控属性已缓存: userId={}, deviceId={}, serialNum={}, properties={}",
-                    userId, device.getId(), device.getSerialNum(), properties);
-                return R.ok("缓存成功，设备上线后自动下发", result);
+            // 太阳能网控统一走缓存下发，设备上线后自动补发，不再区分在线/离线
+            if (!cachePendingSolarProperties(device, properties)) {
+                return R.fail("指令缓存失败，请稍后重试");
             }
-
-            if (!online) {
-                return R.fail("设备离线或未激活，请使用缓存下发");
-            }
-            if (iotCloudService == null) {
-                return R.fail("飞燕平台配置未启用");
-            }
-
-            boolean success = iotCloudService.setProperty(device.getIotId(), properties, true, 2);
-            if (!success) {
-                return R.fail("属性下发失败，请重试");
-            }
-
             syncDeviceFieldsAfterSolarCommand(device.getId(), properties);
-            removePendingSolarProperties(device, properties.keySet());
             if (properties.containsKey("salinitySet")) {
                 setSalinityFreeze(device.getSerialNum(), toDouble(properties.get("salinitySet")));
             }
 
-            result.put("mode", "direct");
-            result.put("cached", false);
-            result.put("sent", true);
+            Map<String, Object> result = new LinkedHashMap<>();
+            result.put("deviceId", device.getId());
+            result.put("serialNum", device.getSerialNum());
+            result.put("properties", properties);
+            result.put("mode", "cached");
+
             MessageOpRecordUtil.addMessageOpRecordUser(
                 device.getUserId(),
                 userId,
                 "设备操作",
-                String.format("%s(%s)，太阳能网控属性直接下发：%s。",
+                String.format("%s(%s)，太阳能网控属性缓存下发：%s。",
                     device.getDeviceName(), device.getSerialNum(), properties)
             );
-            log.info("太阳能网控属性下发成功: userId={}, deviceId={}, serialNum={}, properties={}",
+            log.info("太阳能网控属性已缓存: userId={}, deviceId={}, serialNum={}, properties={}",
                 userId, device.getId(), device.getSerialNum(), properties);
-            return R.ok("下发成功", result);
+            return R.ok("缓存成功，设备上线后自动下发", result);
         } catch (IllegalArgumentException e) {
             return R.fail(e.getMessage());
         } catch (Exception e) {