diff --git a/nodes_blockswap.py b/nodes_blockswap.py
index 88dbf07..7dad77c 100644
--- a/nodes_blockswap.py
+++ b/nodes_blockswap.py
@@ -82,6 +82,11 @@ class XB_UNetBlockSwap:
         if is_dynamic_vram_active():
             return (unet_model,)
 
+        # ── blocks_to_swap=0 等同于关闭，直接穿透 ──
+        if blocks_to_swap == 0:
+            print("\033[96m[XB UNet Block Swap]\033[0m: 分块数量为 0，节点穿透（无操作）")
+            return (unet_model,)
+
         def swap_blocks(model_patcher: ModelPatcher, device_to, lowvram_model_memory, force_patch_weights, full_load):
             base_model = model_patcher.model
             # 🛡️ 动态获取 ComfyUI 分配的 GPU 设备，绝不写死 'cuda:0'
@@ -159,6 +164,11 @@ class XB_CheckpointBlockSwap:
         if is_dynamic_vram_active():
             return (checkpoint_model,)
 
+        # ── blocks_to_swap=0 等同于关闭，直接穿透 ──
+        if blocks_to_swap == 0:
+            print("\033[96m[XB Checkpoint Block Swap]\033[0m: 分块数量为 0，节点穿透（无操作）")
+            return (checkpoint_model,)
+
         def swap_blocks(model_patcher: ModelPatcher, device_to, lowvram_model_memory, force_patch_weights, full_load):
             base_model = model_patcher.model
             # 🛡️ 动态获取 ComfyUI 分配的 GPU 设备