From c13bece6d0a6cce6a967b6ff60b60127af888301 Mon Sep 17 00:00:00 2001
From: eringerli <48175951+eringerli@users.noreply.github.com>
Date: Mon, 1 Dec 2025 07:25:47 +0100
Subject: [PATCH] fix stacking of multiple power sources (#28243)

---
 .../lovelace/cards/energy/hui-power-sources-graph-card.ts   | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/panels/lovelace/cards/energy/hui-power-sources-graph-card.ts b/src/panels/lovelace/cards/energy/hui-power-sources-graph-card.ts
index 9f889e27ca..efffa3f819 100644
--- a/src/panels/lovelace/cards/energy/hui-power-sources-graph-card.ts
+++ b/src/panels/lovelace/cards/energy/hui-power-sources-graph-card.ts
@@ -323,9 +323,9 @@ export class HuiPowerSourcesGraphCard
     const negative: [number, number][] = [];
     Object.entries(data).forEach(([x, y]) => {
       const ts = Number(x);
-      const meanY = y.reduce((a, b) => a + b, 0) / y.length;
-      positive.push([ts, Math.max(0, meanY)]);
-      negative.push([ts, Math.min(0, meanY)]);
+      const sumY = y.reduce((a, b) => a + b, 0);
+      positive.push([ts, Math.max(0, sumY)]);
+      negative.push([ts, Math.min(0, sumY)]);
     });
     return { positive, negative };
   }