From f11b8615dab566c1e6e84264b84aaf618ff8c787 Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@koston.org>
Date: Tue, 3 Feb 2026 17:03:02 +0100
Subject: [PATCH] [cse7766] Fix power reading stuck when load switches off
 (#13734)

---
 esphome/components/cse7766/cse7766.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/esphome/components/cse7766/cse7766.cpp b/esphome/components/cse7766/cse7766.cpp
index 4432195365..c36e57c929 100644
--- a/esphome/components/cse7766/cse7766.cpp
+++ b/esphome/components/cse7766/cse7766.cpp
@@ -152,6 +152,10 @@ void CSE7766Component::parse_data_() {
     if (this->power_sensor_ != nullptr) {
       this->power_sensor_->publish_state(power);
     }
+  } else if (this->power_sensor_ != nullptr) {
+    // No valid power measurement from chip - publish 0W to avoid stale readings
+    // This typically happens when current is below the measurable threshold (~50mA)
+    this->power_sensor_->publish_state(0.0f);
   }
 
   float current = 0.0f;