diff --git a/homeassistant/components/modbus/__init__.py b/homeassistant/components/modbus/__init__.py
index 8e0d9220718..8b9e37aa1e4 100644
--- a/homeassistant/components/modbus/__init__.py
+++ b/homeassistant/components/modbus/__init__.py
@@ -57,6 +57,7 @@ from .const import (
     CONF_BAUDRATE,
     CONF_BYTESIZE,
     CONF_CLIMATES,
+    CONF_CLOSE_COMM_ON_ERROR,
     CONF_CURRENT_TEMP,
     CONF_CURRENT_TEMP_REGISTER_TYPE,
     CONF_DATA_COUNT,
@@ -281,6 +282,7 @@ MODBUS_SCHEMA = vol.Schema(
     {
         vol.Optional(CONF_NAME, default=DEFAULT_HUB): cv.string,
         vol.Optional(CONF_TIMEOUT, default=3): cv.socket_timeout,
+        vol.Optional(CONF_CLOSE_COMM_ON_ERROR, default=True): cv.boolean,
         vol.Optional(CONF_DELAY, default=0): cv.positive_int,
         vol.Optional(CONF_BINARY_SENSORS): vol.All(
             cv.ensure_list, [BINARY_SENSOR_SCHEMA]
diff --git a/homeassistant/components/modbus/const.py b/homeassistant/components/modbus/const.py
index d817108b4d3..15de884d5b9 100644
--- a/homeassistant/components/modbus/const.py
+++ b/homeassistant/components/modbus/const.py
@@ -16,6 +16,7 @@ from homeassistant.const import (
 CONF_BAUDRATE = "baudrate"
 CONF_BYTESIZE = "bytesize"
 CONF_CLIMATES = "climates"
+CONF_CLOSE_COMM_ON_ERROR = "close_comm_on_error"
 CONF_COILS = "coils"
 CONF_CURRENT_TEMP = "current_temp_register"
 CONF_CURRENT_TEMP_REGISTER_TYPE = "current_temp_register_type"
diff --git a/homeassistant/components/modbus/modbus.py b/homeassistant/components/modbus/modbus.py
index d9db6cf980c..8610c6a855c 100644
--- a/homeassistant/components/modbus/modbus.py
+++ b/homeassistant/components/modbus/modbus.py
@@ -28,6 +28,7 @@ from .const import (
     ATTR_VALUE,
     CONF_BAUDRATE,
     CONF_BYTESIZE,
+    CONF_CLOSE_COMM_ON_ERROR,
     CONF_PARITY,
     CONF_STOPBITS,
     DEFAULT_HUB,
@@ -125,6 +126,7 @@ class ModbusHub:
         self._config_port = client_config[CONF_PORT]
         self._config_timeout = client_config[CONF_TIMEOUT]
         self._config_delay = client_config[CONF_DELAY]
+        self._config_reset_socket = client_config[CONF_CLOSE_COMM_ON_ERROR]
         Defaults.Timeout = client_config[CONF_TIMEOUT]
         if self._config_type == "serial":
             # serial configuration
@@ -163,6 +165,7 @@ class ModbusHub:
                     parity=self._config_parity,
                     timeout=self._config_timeout,
                     retry_on_empty=True,
+                    reset_socket=self._config_reset_socket,
                 )
             elif self._config_type == "rtuovertcp":
                 self._client = ModbusTcpClient(
@@ -170,18 +173,21 @@ class ModbusHub:
                     port=self._config_port,
                     framer=ModbusRtuFramer,
                     timeout=self._config_timeout,
+                    reset_socket=self._config_reset_socket,
                 )
             elif self._config_type == "tcp":
                 self._client = ModbusTcpClient(
                     host=self._config_host,
                     port=self._config_port,
                     timeout=self._config_timeout,
+                    reset_socket=self._config_reset_socket,
                 )
             elif self._config_type == "udp":
                 self._client = ModbusUdpClient(
                     host=self._config_host,
                     port=self._config_port,
                     timeout=self._config_timeout,
+                    reset_socket=self._config_reset_socket,
                 )
         except ModbusException as exception_error:
             self._log_error(exception_error, error_state=False)