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  <!-- ═══════════════════════════════════════════════
       CORE PAGES
       lastmod = date of last meaningful content change
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    <loc>https://gsrenergies.com/</loc>
    <lastmod>2026-09-09</lastmod>
    <priority>1.0</priority>
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    <lastmod>2026-09-09</lastmod>
    <priority>0.8</priority>
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    <lastmod>2026-09-09</lastmod>
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    <lastmod>2026-09-09</lastmod>
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    <lastmod>2026-09-09</lastmod>
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    <loc>https://gsrenergies.com/services/hybrid-backup-power</loc>
    <lastmod>2026-09-09</lastmod>
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    <lastmod>2026-09-09</lastmod>
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    <lastmod>2026-09-09</lastmod>
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    <lastmod>2026-09-09</lastmod>
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    <lastmod>2026-09-09</lastmod>
    <priority>0.9</priority>
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    <loc>https://gsrenergies.com/contact</loc>
    <lastmod>2026-09-09</lastmod>
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    <loc>https://gsrenergies.com/privacy-policy</loc>
    <lastmod>2026-09-06</lastmod>
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    <loc>https://gsrenergies.com/terms-of-service</loc>
    <lastmod>2026-09-06</lastmod>
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  <!-- ═══════════════════════════════════════════════
       SOLAR KNOWLEDGE HUB — BLOG
       lastmod = article's actual updatedDate (Feb 2026 verified)
       Two newest articles were created September 2026
  ════════════════════════════════════════════════ -->
  <url>
    <loc>https://gsrenergies.com/blog</loc>
    <lastmod>2026-09-09</lastmod>
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  <!-- Article 1 — PM Surya Ghar Subsidy Kerala (published Jan 15, 2025 · verified Feb 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/pm-surya-ghar-subsidy-kerala-complete-guide</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.8</priority>
  </url>

  <!-- Article 2 — KSEB Net Metering (published Jan 28, 2025 · verified Feb 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/kseb-solar-net-metering-billing-regulations</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.8</priority>
  </url>

  <!-- Article 3 — TOPCon vs Mono PERC (published Feb 03, 2025 · verified Feb 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/topcon-vs-mono-perc-solar-panels-kerala-climate</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.7</priority>
  </url>

  <!-- Article 4 — Hybrid Solar LiFePO4 (published Feb 10, 2025 · verified Feb 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/hybrid-solar-systems-lifepo4-battery-storage-kerala</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.7</priority>
  </url>

  <!-- Article 5 — Solar Sizing & ROI (published Feb 18, 2025 · verified Feb 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/solar-sizing-roi-payback-calculation-kerala</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.7</priority>
  </url>

  <!-- Article 6 — Monsoon Solar Care (published Feb 24, 2025 · verified Feb 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/monsoon-solar-plant-care-maintenance-kerala</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.7</priority>
  </url>

  <!-- Article 7 — Commercial & Industrial Solar (published Feb 27, 2025 · verified Feb 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/commercial-industrial-rooftop-solar-kerala-tariffs</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.7</priority>
  </url>

  <!-- Article 8 — MNRE ALMM DCR Consumer Protection (published Mar 02, 2025 · verified Feb 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/mnre-almm-dcr-rules-solar-consumer-protection</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.7</priority>
  </url>

  <!-- Article 9 — India 500GW Renewable Energy (published Mar 10, 2025 · verified Feb 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/india-500gw-renewable-energy-target-solar-progress</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
  </url>

  <!-- Article 10 — KSEB Tariff Hike History (published Mar 15, 2025 · verified Feb 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/kseb-electricity-tariff-hike-history-solar-shield</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.7</priority>
  </url>

  <!-- Article 11 — Solar Inverter Types Guide (published Mar 20, 2025 · verified Feb 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/solar-inverter-types-guide-string-micro-hybrid-kerala</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.7</priority>
  </url>

  <!-- Article 12 — Kerala Solar Growth Schools Hospitals (published Mar 25, 2025 · verified Feb 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/kerala-rooftop-solar-growth-schools-hospitals-2025</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
  </url>

  <!-- Article 13 — Solar BOS Materials Guide (published Apr 01, 2025 · verified Feb 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/solar-bos-materials-guide-mounting-cables-earthing-kerala</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
  </url>

  <!-- Article 14 — On-Grid vs Off-Grid vs Hybrid Comparison (published Apr 08, 2025 · verified Feb 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/on-grid-vs-off-grid-vs-hybrid-solar-kerala-comparison</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.7</priority>
  </url>

  <!-- Article 15 — Cochin Airport CIAL Solar (published Apr 15, 2025 · verified Feb 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/cochin-airport-cial-worlds-first-fully-solar-powered-airport</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
  </url>

  <!-- Article 16 — Bifacial Solar Panels Kerala Rooftop Guide (published Mar 05, 2025 · written Sep 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/bifacial-solar-panels-kerala-rooftop-guide</loc>
    <lastmod>2026-09-09</lastmod>
    <priority>0.7</priority>
  </url>

  <!-- Article 17 — Solar-Powered EV Charging Kerala (published Mar 08, 2025 · written Sep 2026) -->
  <url>
    <loc>https://gsrenergies.com/blog/solar-powered-ev-charging-kerala-home-guide</loc>
    <lastmod>2026-09-09</lastmod>
    <priority>0.7</priority>
  </url>

  <!-- ═══════════════════════════════════════════════
       SOLAR GUIDE — DEEP TECH ARTICLES
       lastmod = "Updated for 2026" content
  ════════════════════════════════════════════════ -->
  <url>
    <loc>https://gsrenergies.com/solar-guide</loc>
    <lastmod>2026-09-09</lastmod>
    <priority>0.7</priority>
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    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
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  <url>
    <loc>https://gsrenergies.com/solar-guide/bifacial-solar-panels</loc>
    <lastmod>2026-02-28</lastmod>
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  <url>
    <loc>https://gsrenergies.com/solar-guide/on-grid-solar-net-metering</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
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  <url>
    <loc>https://gsrenergies.com/solar-guide/hybrid-solar-battery-storage</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
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  <url>
    <loc>https://gsrenergies.com/solar-guide/dcr-vs-non-dcr-solar-modules</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
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  <url>
    <loc>https://gsrenergies.com/solar-guide/solar-panel-maintenance-amc</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
  </url>

  <!-- ═══════════════════════════════════════════════
       SOLAR EDUCATION — CUSTOMER-FACING TOPICS
       (9 topic pages under /solar-education/[slug])
  ════════════════════════════════════════════════ -->
  <url>
    <loc>https://gsrenergies.com/solar-education/topcon-solar-panels</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
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  <url>
    <loc>https://gsrenergies.com/solar-education/m-type-solar-panels</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
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  <url>
    <loc>https://gsrenergies.com/solar-education/bifacial-solar-panels</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
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  <url>
    <loc>https://gsrenergies.com/solar-education/on-grid-solar</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
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    <loc>https://gsrenergies.com/solar-education/hybrid-solar</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
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    <loc>https://gsrenergies.com/solar-education/dcr-solar-panels</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
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    <loc>https://gsrenergies.com/solar-education/non-dcr-solar-panels</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.6</priority>
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  <url>
    <loc>https://gsrenergies.com/solar-education/solar-om</loc>
    <lastmod>2026-02-28</lastmod>
    <priority>0.5</priority>
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  <url>
    <loc>https://gsrenergies.com/solar-education/solar-amc</loc>
    <lastmod>2026-02-28</lastmod>
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