diff --git a/esphome/components/modbus_controller/__init__.py b/esphome/components/modbus_controller/__init__.py
index 6917807b07..488baa245a 100644
--- a/esphome/components/modbus_controller/__init__.py
+++ b/esphome/components/modbus_controller/__init__.py
@@ -1,27 +1,29 @@
 import binascii
-import esphome.codegen as cg
-import esphome.config_validation as cv
+
 from esphome import automation
+import esphome.codegen as cg
 from esphome.components import modbus
+import esphome.config_validation as cv
 from esphome.const import (
     CONF_ADDRESS,
     CONF_ID,
-    CONF_NAME,
     CONF_LAMBDA,
+    CONF_NAME,
     CONF_OFFSET,
     CONF_TRIGGER_ID,
 )
 from esphome.cpp_helpers import logging
+
 from .const import (
     CONF_ALLOW_DUPLICATE_COMMANDS,
     CONF_BITMASK,
     CONF_BYTE_OFFSET,
     CONF_COMMAND_THROTTLE,
-    CONF_OFFLINE_SKIP_UPDATES,
     CONF_CUSTOM_COMMAND,
     CONF_FORCE_NEW_RANGE,
-    CONF_MODBUS_CONTROLLER_ID,
     CONF_MAX_CMD_RETRIES,
+    CONF_MODBUS_CONTROLLER_ID,
+    CONF_OFFLINE_SKIP_UPDATES,
     CONF_ON_COMMAND_SENT,
     CONF_REGISTER_COUNT,
     CONF_REGISTER_TYPE,
diff --git a/esphome/components/modbus_controller/binary_sensor/__init__.py b/esphome/components/modbus_controller/binary_sensor/__init__.py
index 5315167479..2ae008f630 100644
--- a/esphome/components/modbus_controller/binary_sensor/__init__.py
+++ b/esphome/components/modbus_controller/binary_sensor/__init__.py
@@ -1,16 +1,16 @@
+import esphome.codegen as cg
 from esphome.components import binary_sensor
 import esphome.config_validation as cv
-import esphome.codegen as cg
-
 from esphome.const import CONF_ADDRESS, CONF_ID
+
 from .. import (
-    add_modbus_base_properties,
-    modbus_controller_ns,
-    modbus_calc_properties,
-    validate_modbus_register,
+    MODBUS_REGISTER_TYPE,
     ModbusItemBaseSchema,
     SensorItem,
-    MODBUS_REGISTER_TYPE,
+    add_modbus_base_properties,
+    modbus_calc_properties,
+    modbus_controller_ns,
+    validate_modbus_register,
 )
 from ..const import (
     CONF_BITMASK,
diff --git a/esphome/components/modbus_controller/number/__init__.py b/esphome/components/modbus_controller/number/__init__.py
index fe99b28a00..b5efd7abf0 100644
--- a/esphome/components/modbus_controller/number/__init__.py
+++ b/esphome/components/modbus_controller/number/__init__.py
@@ -1,6 +1,6 @@
 import esphome.codegen as cg
-import esphome.config_validation as cv
 from esphome.components import number
+import esphome.config_validation as cv
 from esphome.const import (
     CONF_ADDRESS,
     CONF_ID,
@@ -12,14 +12,13 @@ from esphome.const import (
 
 from .. import (
     MODBUS_WRITE_REGISTER_TYPE,
-    add_modbus_base_properties,
-    modbus_controller_ns,
-    modbus_calc_properties,
+    SENSOR_VALUE_TYPE,
     ModbusItemBaseSchema,
     SensorItem,
-    SENSOR_VALUE_TYPE,
+    add_modbus_base_properties,
+    modbus_calc_properties,
+    modbus_controller_ns,
 )
-
 from ..const import (
     CONF_BITMASK,
     CONF_CUSTOM_COMMAND,
diff --git a/esphome/components/modbus_controller/output/__init__.py b/esphome/components/modbus_controller/output/__init__.py
index 1bf989ce8b..1800a90d57 100644
--- a/esphome/components/modbus_controller/output/__init__.py
+++ b/esphome/components/modbus_controller/output/__init__.py
@@ -1,20 +1,15 @@
 import esphome.codegen as cg
-import esphome.config_validation as cv
 from esphome.components import output
-from esphome.const import (
-    CONF_ADDRESS,
-    CONF_ID,
-    CONF_MULTIPLY,
-)
+import esphome.config_validation as cv
+from esphome.const import CONF_ADDRESS, CONF_ID, CONF_MULTIPLY
 
 from .. import (
-    modbus_controller_ns,
-    modbus_calc_properties,
+    SENSOR_VALUE_TYPE,
     ModbusItemBaseSchema,
     SensorItem,
-    SENSOR_VALUE_TYPE,
+    modbus_calc_properties,
+    modbus_controller_ns,
 )
-
 from ..const import (
     CONF_MODBUS_CONTROLLER_ID,
     CONF_REGISTER_TYPE,
@@ -65,6 +60,7 @@ CONFIG_SCHEMA = cv.typed_schema(
 async def to_code(config):
     byte_offset, reg_count = modbus_calc_properties(config)
     # Binary Output
+    write_template = None
     if config[CONF_REGISTER_TYPE] == "coil":
         var = cg.new_Pvariable(
             config[CONF_ID],
@@ -72,7 +68,7 @@ async def to_code(config):
             byte_offset,
         )
         if CONF_WRITE_LAMBDA in config:
-            template_ = await cg.process_lambda(
+            write_template = await cg.process_lambda(
                 config[CONF_WRITE_LAMBDA],
                 [
                     (ModbusBinaryOutput.operator("ptr"), "item"),
@@ -92,7 +88,7 @@ async def to_code(config):
         )
         cg.add(var.set_write_multiply(config[CONF_MULTIPLY]))
         if CONF_WRITE_LAMBDA in config:
-            template_ = await cg.process_lambda(
+            write_template = await cg.process_lambda(
                 config[CONF_WRITE_LAMBDA],
                 [
                     (ModbusFloatOutput.operator("ptr"), "item"),
@@ -105,5 +101,5 @@ async def to_code(config):
     parent = await cg.get_variable(config[CONF_MODBUS_CONTROLLER_ID])
     cg.add(var.set_use_write_mutiple(config[CONF_USE_WRITE_MULTIPLE]))
     cg.add(var.set_parent(parent))
-    if CONF_WRITE_LAMBDA in config:
-        cg.add(var.set_write_template(template_))
+    if write_template:
+        cg.add(var.set_write_template(write_template))
diff --git a/esphome/components/modbus_controller/select/__init__.py b/esphome/components/modbus_controller/select/__init__.py
index 5692fea3e3..c94532da51 100644
--- a/esphome/components/modbus_controller/select/__init__.py
+++ b/esphome/components/modbus_controller/select/__init__.py
@@ -1,6 +1,6 @@
 import esphome.codegen as cg
-import esphome.config_validation as cv
 from esphome.components import select
+import esphome.config_validation as cv
 from esphome.const import CONF_ADDRESS, CONF_ID, CONF_LAMBDA, CONF_OPTIMISTIC
 
 from .. import (
diff --git a/esphome/components/modbus_controller/sensor/__init__.py b/esphome/components/modbus_controller/sensor/__init__.py
index 0e4588cfef..d8fce54ece 100644
--- a/esphome/components/modbus_controller/sensor/__init__.py
+++ b/esphome/components/modbus_controller/sensor/__init__.py
@@ -1,17 +1,17 @@
+import esphome.codegen as cg
 from esphome.components import sensor
 import esphome.config_validation as cv
-import esphome.codegen as cg
+from esphome.const import CONF_ADDRESS, CONF_ID
 
-from esphome.const import CONF_ID, CONF_ADDRESS
 from .. import (
-    add_modbus_base_properties,
-    modbus_controller_ns,
-    modbus_calc_properties,
-    validate_modbus_register,
-    ModbusItemBaseSchema,
-    SensorItem,
     MODBUS_REGISTER_TYPE,
     SENSOR_VALUE_TYPE,
+    ModbusItemBaseSchema,
+    SensorItem,
+    add_modbus_base_properties,
+    modbus_calc_properties,
+    modbus_controller_ns,
+    validate_modbus_register,
 )
 from ..const import (
     CONF_BITMASK,
diff --git a/esphome/components/modbus_controller/switch/__init__.py b/esphome/components/modbus_controller/switch/__init__.py
index 9490325968..258d87fd25 100644
--- a/esphome/components/modbus_controller/switch/__init__.py
+++ b/esphome/components/modbus_controller/switch/__init__.py
@@ -1,17 +1,16 @@
+import esphome.codegen as cg
 from esphome.components import switch
 import esphome.config_validation as cv
-import esphome.codegen as cg
+from esphome.const import CONF_ADDRESS, CONF_ID
 
-
-from esphome.const import CONF_ID, CONF_ADDRESS
 from .. import (
-    add_modbus_base_properties,
-    modbus_controller_ns,
-    modbus_calc_properties,
-    validate_modbus_register,
+    MODBUS_REGISTER_TYPE,
     ModbusItemBaseSchema,
     SensorItem,
-    MODBUS_REGISTER_TYPE,
+    add_modbus_base_properties,
+    modbus_calc_properties,
+    modbus_controller_ns,
+    validate_modbus_register,
 )
 from ..const import (
     CONF_BITMASK,
diff --git a/esphome/components/modbus_controller/text_sensor/__init__.py b/esphome/components/modbus_controller/text_sensor/__init__.py
index 81d6453c6f..35cae645e1 100644
--- a/esphome/components/modbus_controller/text_sensor/__init__.py
+++ b/esphome/components/modbus_controller/text_sensor/__init__.py
@@ -1,26 +1,25 @@
+import esphome.codegen as cg
 from esphome.components import text_sensor
 import esphome.config_validation as cv
-import esphome.codegen as cg
-
-
 from esphome.const import CONF_ADDRESS, CONF_ID
+
 from .. import (
-    add_modbus_base_properties,
-    modbus_controller_ns,
-    modbus_calc_properties,
-    validate_modbus_register,
+    MODBUS_REGISTER_TYPE,
     ModbusItemBaseSchema,
     SensorItem,
-    MODBUS_REGISTER_TYPE,
+    add_modbus_base_properties,
+    modbus_calc_properties,
+    modbus_controller_ns,
+    validate_modbus_register,
 )
 from ..const import (
     CONF_FORCE_NEW_RANGE,
     CONF_MODBUS_CONTROLLER_ID,
+    CONF_RAW_ENCODE,
     CONF_REGISTER_COUNT,
+    CONF_REGISTER_TYPE,
     CONF_RESPONSE_SIZE,
     CONF_SKIP_UPDATES,
-    CONF_RAW_ENCODE,
-    CONF_REGISTER_TYPE,
 )
 
 DEPENDENCIES = ["modbus_controller"]