{"product_id":"kostal-helivor-hv-28-8","title":"Kostal HELIVOR HV 28.8","description":"\u003cstyle\u003e\n@import url('https:\/\/fonts.googleapis.com\/css2?family=DM+Sans:wght@400;500;600;700\u0026display=swap');\n.sv-product{font-family:'DM Sans',sans-serif;color:#1a1a1a;max-width:900px;margin:0 auto;line-height:1.6}\n.sv-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:28px}\n@media(max-width:600px){.sv-stats{grid-template-columns:repeat(2,1fr)}}\n.sv-stat{background:#0c0c0c;border-radius:12px;padding:20px 16px;text-align:center}\n.sv-stat-val{font-size:28px;font-weight:700;color:#fff;line-height:1.1}\n.sv-stat-val span{font-size:16px;font-weight:400;color:rgba(255,255,255,0.5)}\n.sv-stat-label{font-size:12px;color:rgba(255,255,255,0.4);margin-top:6px}\n.sv-section{margin-bottom:28px}\n.sv-section-title{font-size:18px;font-weight:700;color:#0c0c0c;margin:0 0 16px;padding-left:14px;border-left:3px solid #dc2626}\n.sv-features{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}\n@media(max-width:600px){.sv-features{grid-template-columns:1fr}}\n.sv-feature{background:#f8f8f8;border-radius:12px;padding:20px;display:flex;align-items:flex-start;gap:14px}\n.sv-feature-icon{min-width:40px;height:40px;border-radius:10px;background:rgba(220,38,38,0.08);display:flex;align-items:center;justify-content:center;font-size:18px;color:#dc2626}\n.sv-feature h4{font-size:14px;font-weight:600;color:#1a1a1a;margin:0 0 4px}\n.sv-feature p{font-size:13px;color:#666;margin:0;line-height:1.5}\n.sv-table-wrap{border:1px solid #e5e5e5;border-radius:12px;overflow:hidden}\n.sv-table{width:100%;border-collapse:collapse;font-size:14px}\n.sv-table thead th{background:#0c0c0c;color:#fff;font-weight:600;padding:14px 18px;text-align:left;font-size:13px}\n.sv-table tbody tr{border-bottom:1px solid #f0f0f0}\n.sv-table tbody tr:last-child{border-bottom:none}\n.sv-table tbody tr:nth-child(even){background:#fafafa}\n.sv-table td{padding:12px 18px;color:#333}\n.sv-table td:first-child{font-weight:500;color:#1a1a1a;width:45%}\n.sv-highlight{color:#dc2626;font-weight:600}\n.sv-warranty{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:28px}\n@media(max-width:600px){.sv-warranty{grid-template-columns:1fr}}\n.sv-warranty-card{background:linear-gradient(135deg,#0c0c0c,#1a1a1a);border-radius:12px;padding:24px 20px;text-align:center}\n.sv-warranty-val{font-size:32px;font-weight:700;color:#ef4444;line-height:1}\n.sv-warranty-unit{font-size:14px;color:rgba(255,255,255,0.5);margin-top:4px}\n.sv-warranty-label{font-size:12px;color:rgba(255,255,255,0.35);margin-top:8px;line-height:1.4}\n.sv-badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}\n.sv-badge{display:inline-flex;align-items:center;gap:6px;background:#f0f0f0;border-radius:8px;padding:8px 14px;font-size:12px;font-weight:500;color:#333}\n.sv-badge-dot{width:6px;height:6px;border-radius:50%;background:#22c55e}\n.sv-seo{font-size:14px;color:#555;line-height:1.8;margin-top:32px;padding-top:24px;border-top:1px solid #eee}\n.sv-seo h4{font-size:15px;font-weight:600;color:#1a1a1a;margin:20px 0 8px}\n.sv-faq{margin-top:0;padding-top:0;border-top:none}\n.sv-faq-item{background:#f8f8f8;border-radius:12px;padding:20px;margin-bottom:12px}\n.sv-faq-item summary{font-size:14px;font-weight:600;color:#1a1a1a;cursor:pointer;list-style:none;display:flex;align-items:center;gap:10px}\n.sv-faq-item summary::-webkit-details-marker{display:none}\n.sv-faq-item summary::before{content:'';display:inline-block;width:8px;height:8px;border-right:2px solid #dc2626;border-bottom:2px solid #dc2626;transform:rotate(-45deg);transition:transform 0.2s;flex-shrink:0}\n.sv-faq-item[open] summary::before{transform:rotate(45deg)}\n.sv-faq-item p{font-size:13px;color:#555;margin:12px 0 0 18px;line-height:1.7}\n\u003c\/style\u003e\n\u003cdiv class=\"sv-product\"\u003e\n\n\u003cdiv class=\"sv-stats\"\u003e\n\n\u003cdiv class=\"sv-stat\"\u003e\n\n\u003cdiv class=\"sv-stat-val\"\u003e28.8 \u003cspan\u003ekWh\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eUsable Capacity\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat\"\u003e\n\n\u003cdiv class=\"sv-stat-val\"\u003eHigh-Voltage \u003cspan\u003eLFP\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eStorage Type \u0026amp; Cell Chemistry\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat\"\u003e\n\n\u003cdiv class=\"sv-stat-val\"\u003e576 \u003cspan\u003eV DC\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eNominal Voltage\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat\"\u003e\n\n\u003cdiv class=\"sv-stat-val\"\u003e10 \u003cspan\u003eYears\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eWarranty\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-section\"\u003e\n\n\u003ch3 class=\"sv-section-title\"\u003eAdvantages at a Glance\u003c\/h3\u003e\n\n\u003cdiv class=\"sv-features\"\u003e\n\n\u003cdiv class=\"sv-feature\"\u003e\n\n\u003cdiv class=\"sv-feature-icon\"\u003e🔋\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch4\u003e28.8 kWh Usable\u003c\/h4\u003e\n\n\u003cp\u003eHigh-voltage LFP storage with 28.8 kWh usable capacity for high self-consumption in single-family homes.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-feature\"\u003e\n\n\u003cdiv class=\"sv-feature-icon\"\u003e🧩\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch4\u003eModularly Expandable\u003c\/h4\u003e\n\n\u003cp\u003e2 to 9 storage modules per tower, up to 8 towers in parallel – expandable without time limit.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-feature\"\u003e\n\n\u003cdiv class=\"sv-feature-icon\"\u003e⚡\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch4\u003e50 A Charge\/Discharge Current\u003c\/h4\u003e\n\n\u003cp\u003eMax. 50 A output current for charging and discharging at 576 V nominal DC voltage.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-feature\"\u003e\n\n\u003cdiv class=\"sv-feature-icon\"\u003e🛡️\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch4\u003eSafe LFP Technology\u003c\/h4\u003e\n\n\u003cp\u003eLithium iron phosphate cells (LFP) – thermally stable and durable, with passive cooling.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-feature\"\u003e\n\n\u003cdiv class=\"sv-feature-icon\"\u003e🌦️\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch4\u003eProtection Class IP65\u003c\/h4\u003e\n\n\u003cp\u003eHousing with IP65 – dust-tight and protected against water jets for flexible installation.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-feature\"\u003e\n\n\u003cdiv class=\"sv-feature-icon\"\u003e📡\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch4\u003eExtensive Communication\u003c\/h4\u003e\n\n\u003cp\u003eCAN 2.0A, RS485, Ethernet, and WLAN for integration into the Kostal Plenticore G2 + G3 system.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-section\"\u003e\n\n\u003ch3 class=\"sv-section-title\"\u003eWarranty \u0026amp; Longevity\u003c\/h3\u003e\n\n\u003cdiv class=\"sv-warranty\"\u003e\n\n\u003cdiv class=\"sv-warranty-card\"\u003e\n\n\u003cdiv class=\"sv-warranty-val\"\u003e10\u003c\/div\u003e\n\n\u003cdiv class=\"sv-warranty-unit\"\u003eYears\u003c\/div\u003e\n\n\u003cdiv class=\"sv-warranty-label\"\u003eStorage Warranty\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-section\"\u003e\n\n\u003ch3 class=\"sv-section-title\"\u003eTechnical Data\u003c\/h3\u003e\n\n\u003cdiv class=\"sv-table-wrap\"\u003e\u003ctable class=\"sv-table\"\u003e\n\n\u003cthead\u003e\u003ctr\u003e\n\n\u003cth\u003eParameter\u003c\/th\u003e\n\n\u003cth\u003eValue\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eStorage Type\u003c\/td\u003e\n\n\u003ctd\u003eHigh-Voltage\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eCell Chemistry\u003c\/td\u003e\n\n\u003ctd\u003eLFP (Lithium Iron Phosphate)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eUsable Capacity\u003c\/td\u003e\n\n\u003ctd\u003e28.8 kWh\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eNominal Voltage DC\u003c\/td\u003e\n\n\u003ctd\u003e576 V\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMax. Output Current Charging\u003c\/td\u003e\n\n\u003ctd\u003e50 A\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMax. Output Current Discharging\u003c\/td\u003e\n\n\u003ctd\u003e50 A\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eNumber of Storage Modules\u003c\/td\u003e\n\n\u003ctd\u003e2 – 9\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eParallel Operation\u003c\/td\u003e\n\n\u003ctd\u003eup to 8 towers\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eExpandable\u003c\/td\u003e\n\n\u003ctd\u003eyes, without time limit\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\n\u003ctd\u003eKostal Plenticore G2 + G3\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eCooling\u003c\/td\u003e\n\n\u003ctd\u003epassive\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\n\u003ctd\u003eCAN 2.0A, RS485, Ethernet, WLAN\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eProtection Class\u003c\/td\u003e\n\n\u003ctd\u003eIP65\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDimensions (H×W×D)\u003c\/td\u003e\n\n\u003ctd\u003e2000 × 450 × 296 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eWeight Storage Module\u003c\/td\u003e\n\n\u003ctd\u003e36.0 kg per module\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eWeight BMS\/Base\u003c\/td\u003e\n\n\u003ctd\u003e30.0 kg\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eTotal Weight\u003c\/td\u003e\n\n\u003ctd\u003e348 kg\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMin. Ambient Temperature\u003c\/td\u003e\n\n\u003ctd\u003e-10 °C\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eHazardous Goods\u003c\/td\u003e\n\n\u003ctd\u003eUN3480, Class 9\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eManufacturer Number\u003c\/td\u003e\n\n\u003ctd\u003eHELIVOR HV 28.8\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-section\"\u003e\n\n\u003ch3 class=\"sv-section-title\"\u003eAwards \u0026amp; Certificates\u003c\/h3\u003e\n\n\u003cdiv class=\"sv-badges\"\u003e\n\n\u003cdiv class=\"sv-badge\"\u003e\n\n\u003cspan class=\"sv-badge-dot\"\u003e\u003c\/span\u003eIP65\u003c\/div\u003e\n\n\u003cdiv class=\"sv-badge\"\u003e\n\n\u003cspan class=\"sv-badge-dot\"\u003e\u003c\/span\u003eHazardous Goods UN3480 Class 9\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-seo sv-faq\"\u003e\n\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eWhat is the Kostal HELIVOR HV 28.8?\u003c\/summary\u003e\u003cp\u003eThe Kostal HELIVOR HV 28.8 is a modular high-voltage battery storage system with 28.8 kWh usable capacity based on lithium iron phosphate cells (LFP). It stores excess solar power and releases it when needed to increase the self-consumption of the PV system.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eFor which systems is the HELIVOR HV 28.8 suitable?\u003c\/summary\u003e\u003cp\u003eThe storage system is designed for Kostal Plenticore G2 and G3 systems. With 576 V DC nominal voltage and up to 50 A charge or discharge current, it is suitable for single-family homes with high power consumption and larger PV systems.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eCan the storage capacity be expanded later?\u003c\/summary\u003e\u003cp\u003eYes. 2 to 9 storage modules weighing 36 kg each can be installed per tower, and up to 8 towers can be operated in parallel. Expansion is possible without a time limit, so the capacity can be adjusted later to increasing consumption.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eHow safe is LFP cell technology?\u003c\/summary\u003e\u003cp\u003eLithium iron phosphate cells (LFP) are considered particularly thermally stable and durable. In combination with passive cooling and the dust-tight and splash-proof IP65 housing, the storage system is low-maintenance and robust.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eWho is Kostal?\u003c\/summary\u003e\u003cp\u003eKostal is a German manufacturer of inverters, storage solutions, and energy management components for photovoltaic systems with many years of experience in solar electronics.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eWhere can I buy battery storage in Austria?\u003c\/summary\u003e\u003cp\u003eBattery storage systems such as the Kostal HELIVOR HV 28.8 are available from SOLARVIC via solarvic.at. Please note that lithium storage systems are delivered by freight forwarding as hazardous goods (UN3480, Class 9).\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eHow can I order?\u003c\/summary\u003e\u003cp\u003eDirectly online via solarvic.at – the SOLARVIC team will be happy to assist with any questions regarding configuration.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Was ist der Kostal HELIVOR HV 28.8?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Der Kostal HELIVOR HV 28.8 ist ein modularer Hochvolt-Batteriespeicher mit 28,8 kWh nutzbarer Kapazität auf Basis von Lithium-Eisenphosphat-Zellen (LFP). Er speichert überschüssigen Solarstrom zwischen und gibt ihn bei Bedarf wieder ab, um den Eigenverbrauch der PV-Anlage zu erhöhen.\"}},{\"@type\":\"Question\",\"name\":\"Für welche Anlagen eignet sich der HELIVOR HV 28.8?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Der Speicher ist für die Kostal Plenticore G2 und G3 Systeme ausgelegt. Mit 576 V Nennspannung DC und bis zu 50 A Lade- bzw. Entladestrom eignet er sich für Einfamilienhäuser mit hohem Strombedarf und größeren PV-Anlagen.\"}},{\"@type\":\"Question\",\"name\":\"Lässt sich die Speicherkapazität nachträglich erweitern?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Ja. Pro Turm können 2 bis 9 Speichermodule à 36 kg verbaut werden, und es lassen sich bis zu 8 Türme parallel betreiben. Die Erweiterung ist ohne Zeitbegrenzung möglich, sodass die Kapazität später an einen steigenden Verbrauch angepasst werden kann.\"}},{\"@type\":\"Question\",\"name\":\"Wie sicher ist die LFP-Zelltechnik?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Lithium-Eisenphosphat-Zellen (LFP) gelten als besonders thermisch stabil und langlebig. In Verbindung mit passiver Kühlung und dem staub- und strahlwassergeschützten IP65-Gehäuse ist der Speicher wartungsarm und robust ausgelegt.\"}},{\"@type\":\"Question\",\"name\":\"Wer ist Kostal?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Kostal ist ein deutscher Hersteller von Wechselrichtern, Speicherlösungen und Energiemanagement-Komponenten für Photovoltaikanlagen mit langjähriger Erfahrung in der Solarelektronik.\"}},{\"@type\":\"Question\",\"name\":\"Wo kann ich Batteriespeicher in Österreich kaufen?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Batteriespeicher wie den Kostal HELIVOR HV 28.8 erhalten Sie bei SOLARVIC über solarvic.at. Beachten Sie, dass Lithium-Speicher als Gefahrgut (UN3480, Klasse 9) per Spedition geliefert werden.\"}},{\"@type\":\"Question\",\"name\":\"Wie kann ich bestellen?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Direkt online über solarvic.at – bei Fragen zur Auslegung hilft das SOLARVIC-Team gerne weiter.\"}}]}\u003c\/script\u003e","brand":"Kostal","offers":[{"title":"Default Title","offer_id":58132874920267,"sku":"0162672","price":12028.44,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/5075\/6427\/files\/0162672_b_7_c_3_b7c375504bac5cdd9defb79c6b08f77089a4028e_det_sb_kostal_helivor_hv_modul_28_6kwh_png.png?v=1786717817","url":"https:\/\/solarvic.at\/en\/products\/kostal-helivor-hv-28-8","provider":"SOLARVIC | Photovoltaik \u0026 Haustechnik","version":"1.0","type":"link"}