diff --git a/esphome/components/modbus_controller/number/modbus_number.cpp b/esphome/components/modbus_controller/number/modbus_number.cpp
index ea8467d5a3..23e276a23a 100644
--- a/esphome/components/modbus_controller/number/modbus_number.cpp
+++ b/esphome/components/modbus_controller/number/modbus_number.cpp
@@ -1,5 +1,6 @@
 #include <vector>
 #include "modbus_number.h"
+#include "esphome/core/helpers.h"
 #include "esphome/core/log.h"
 
 namespace esphome {
@@ -7,6 +8,9 @@ namespace modbus_controller {
 
 static const char *const TAG = "modbus.number";
 
+// Maximum bytes to log in verbose hex output (64 bytes = 32 uint16_t registers)
+static constexpr size_t MODBUS_NUMBER_MAX_LOG_BYTES = 64;
+
 void ModbusNumber::parse_and_publish(const std::vector<uint8_t> &data) {
   float result = payload_to_float(data, *this) / this->multiply_by_;
 
@@ -47,7 +51,11 @@ void ModbusNumber::control(float value) {
   }
 
   if (!data.empty()) {
-    ESP_LOGV(TAG, "Modbus Number write raw: %s", format_hex_pretty(data).c_str());
+#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERBOSE
+    char hex_buf[format_hex_pretty_size(MODBUS_NUMBER_MAX_LOG_BYTES)];
+#endif
+    ESP_LOGV(TAG, "Modbus Number write raw: %s",
+             format_hex_pretty_to(hex_buf, sizeof(hex_buf), data.data(), data.size()));
     write_cmd = ModbusCommandItem::create_custom_command(
         this->parent_, data,
         [this, write_cmd](ModbusRegisterType register_type, uint16_t start_address, const std::vector<uint8_t> &data) {
diff --git a/esphome/components/modbus_controller/output/modbus_output.cpp b/esphome/components/modbus_controller/output/modbus_output.cpp
index 45e786a704..f02d9397ca 100644
--- a/esphome/components/modbus_controller/output/modbus_output.cpp
+++ b/esphome/components/modbus_controller/output/modbus_output.cpp
@@ -7,6 +7,9 @@ namespace modbus_controller {
 
 static const char *const TAG = "modbus_controller.output";
 
+// Maximum bytes to log in verbose hex output
+static constexpr size_t MODBUS_OUTPUT_MAX_LOG_BYTES = 64;
+
 /** Write a value to the device
  *
  */
@@ -80,7 +83,11 @@ void ModbusBinaryOutput::write_state(bool state) {
     }
   }
   if (!data.empty()) {
-    ESP_LOGV(TAG, "Modbus binary output write raw: %s", format_hex_pretty(data).c_str());
+#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERBOSE
+    char hex_buf[format_hex_pretty_size(MODBUS_OUTPUT_MAX_LOG_BYTES)];
+#endif
+    ESP_LOGV(TAG, "Modbus binary output write raw: %s",
+             format_hex_pretty_to(hex_buf, sizeof(hex_buf), data.data(), data.size()));
     cmd = ModbusCommandItem::create_custom_command(
         this->parent_, data,
         [this, cmd](ModbusRegisterType register_type, uint16_t start_address, const std::vector<uint8_t> &data) {
diff --git a/esphome/components/modbus_controller/switch/modbus_switch.cpp b/esphome/components/modbus_controller/switch/modbus_switch.cpp
index 21c4c1718d..68aa37c9ed 100644
--- a/esphome/components/modbus_controller/switch/modbus_switch.cpp
+++ b/esphome/components/modbus_controller/switch/modbus_switch.cpp
@@ -1,11 +1,15 @@
 
 #include "modbus_switch.h"
+#include "esphome/core/helpers.h"
 #include "esphome/core/log.h"
 namespace esphome {
 namespace modbus_controller {
 
 static const char *const TAG = "modbus_controller.switch";
 
+// Maximum bytes to log in verbose hex output
+static constexpr size_t MODBUS_SWITCH_MAX_LOG_BYTES = 64;
+
 void ModbusSwitch::setup() {
   optional<bool> initial_state = Switch::get_initial_state_with_restore_mode();
   if (initial_state.has_value()) {
@@ -71,7 +75,11 @@ void ModbusSwitch::write_state(bool state) {
     }
   }
   if (!data.empty()) {
-    ESP_LOGV(TAG, "Modbus Switch write raw: %s", format_hex_pretty(data).c_str());
+#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERBOSE
+    char hex_buf[format_hex_pretty_size(MODBUS_SWITCH_MAX_LOG_BYTES)];
+#endif
+    ESP_LOGV(TAG, "Modbus Switch write raw: %s",
+             format_hex_pretty_to(hex_buf, sizeof(hex_buf), data.data(), data.size()));
     cmd = ModbusCommandItem::create_custom_command(
         this->parent_, data,
         [this, cmd](ModbusRegisterType register_type, uint16_t start_address, const std::vector<uint8_t> &data) {