diff --git a/web/static/js/app.js b/web/static/js/app.js
index 05327c8..4af7f91 100644
--- a/web/static/js/app.js
+++ b/web/static/js/app.js
@@ -805,12 +805,23 @@ function renderConfig(data) {
         const psuOK = powerSupplies.filter(p => p.status === 'OK').length;
         const psuModel = powerSupplies[0].model || '-';
         const psuWattage = powerSupplies[0].wattage_w || 0;
+        const psuCurrentPowerW = powerSupplies.reduce((sum, psu) => {
+            if (Number.isFinite(psu.output_power_w) && psu.output_power_w > 0) {
+                return sum + psu.output_power_w;
+            }
+            if (Number.isFinite(psu.input_power_w) && psu.input_power_w > 0) {
+                return sum + psu.input_power_w;
+            }
+            return sum;
+        }, 0);
+        const psuCurrentPowerLabel = psuCurrentPowerW > 0 ? `${psuCurrentPowerW}W` : '-';
         html += `<h3>Блоки питания</h3>
             <div class="section-overview">
                 <div class="stat-box"><span class="stat-value">${psuTotal}</span><span class="stat-label">Всего</span></div>
                 <div class="stat-box"><span class="stat-value">${psuPresent}</span><span class="stat-label">Подключено</span></div>
                 <div class="stat-box"><span class="stat-value">${psuOK}</span><span class="stat-label">Работает</span></div>
                 <div class="stat-box"><span class="stat-value">${psuWattage}W</span><span class="stat-label">Мощность</span></div>
+                <div class="stat-box"><span class="stat-value">${psuCurrentPowerLabel}</span><span class="stat-label">Текущая суммарная</span></div>
                 <div class="stat-box model-box"><span class="stat-value">${escapeHtml(psuModel)}</span><span class="stat-label">Модель</span></div>
             </div>
             <table class="config-table"><thead><tr><th>Слот</th><th>Производитель</th><th>Модель</th><th>Мощность</th><th>Вход</th><th>Выход</th><th>Напряжение</th><th>Температура</th><th>Статус</th></tr></thead><tbody>`;
@@ -1111,9 +1122,9 @@ function renderSensors(sensors) {
                 valueStr = s.status;
             }
 
-            // Highlight PSU mains voltage deviations from nominal 230V (±10%).
+            // Server computes PSU voltage range status; UI only reflects it.
             let extraClass = '';
-            if (isPSUVoltage && Number.isFinite(s.value) && (s.value < 207 || s.value > 253)) {
+            if (isPSUVoltage && s.status === 'warn') {
                 extraClass = ' voltage-out-of-range';
             }