{"product_id":"sma-backup-kit-4p-63a-bu-stph-4p63k","title":"SMA Backup Kit (4-pole, 63A) - BU-STPH-4P63K","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 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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\"\u003e63 \u003cspan\u003eA\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eSwitching Current\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat\"\u003e\n\n\u003cdiv class=\"sv-stat-val\"\u003e4P \u003cspan\u003epole\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eVersion\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat\"\u003e\n\n\u003cdiv class=\"sv-stat-val\"\u003e3~ \u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eConnection\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat\"\u003e\n\n\u003cdiv class=\"sv-stat-val\"\u003eBackup \u003cspan\u003epower\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eFunction\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\u003eAutomatic switching\u003c\/h4\u003e\n\n\u003cp\u003eIn the event of a power outage, the SMA Backup Kit automatically disconnects from the public grid and ensures backup power supply.\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\u003e63 A switching capacity\u003c\/h4\u003e\n\n\u003cp\u003eThe 4-pole changeover switch is rated for 63 A, reliably covering three-phase household connections.\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\u003eBackup power for your home\u003c\/h4\u003e\n\n\u003cp\u003eIn the event of a power outage, the PV system and storage continue to supply power to consumers in the house.\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\u003e4-pole disconnection\u003c\/h4\u003e\n\n\u003cp\u003eAll three phases plus neutral conductor are switched 4-pole – for clean grid separation in backup power mode.\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\u003eFor the control cabinet\u003c\/h4\u003e\n\n\u003cp\u003eThe kit is designed as a retrofit solution for integration into existing distributions and control cabinets.\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\u003eQuality from SMA\u003c\/h4\u003e\n\n\u003cp\u003eSMA Solar Technology is one of the most established manufacturers of PV system technology from Germany.\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\"\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\u003eManufacturer\u003c\/td\u003e\n\n\u003ctd\u003eSMA\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\n\u003ctd\u003eBackup Kit \/ Backup power changeover device\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eVersion\u003c\/td\u003e\n\n\u003ctd\u003e4-pole (4P)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eRated current\u003c\/td\u003e\n\n\u003ctd\u003e63 A\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eConnection\u003c\/td\u003e\n\n\u003ctd\u003eThree-phase (3~)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eFunction\u003c\/td\u003e\n\n\u003ctd\u003eAutomatic grid changeover for backup power\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eManufacturer number\u003c\/td\u003e\n\n\u003ctd\u003eBU-STPH-4P63K\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-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 SMA Backup Kit (4P, 63A)?\u003c\/summary\u003e\u003cp\u003eThe SMA Backup Kit BU-STPH-4P63K is a 4-pole changeover device with a rated current of 63 A, which automatically disconnects a three-phase PV system from the public grid in the event of a power outage and transfers it to backup power operation.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eWhat is the Backup Kit needed for?\u003c\/summary\u003e\u003cp\u003eIt ensures automatic switching between grid and backup power operation. If the public grid fails, the kit safely disconnects the house installation so that the PV system and battery storage can continue to supply power to consumers.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eWhich house connections is the 63A kit suitable for?\u003c\/summary\u003e\u003cp\u003eThe 4-pole version switches all three phases and the neutral conductor and is rated at 63 A for typical three-phase residential house connections. The exact dimensioning should always be checked by a qualified electrician.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eWho is SMA?\u003c\/summary\u003e\u003cp\u003eSMA Solar Technology is a German manufacturer of inverters and PV system technology and has been one of the most well-known brands in the field of photovoltaics and energy management for decades.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eWhere can I buy the SMA Backup Kit in Austria?\u003c\/summary\u003e\u003cp\u003eThe SMA Backup Kit BU-STPH-4P63K is available from SOLARVIC via solarvic.at. The SOLARVIC team will be happy to advise you on questions regarding backup power design.\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 help with any questions regarding the design.\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 das SMA Backup Kit (4P, 63A)?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Das SMA Backup Kit BU-STPH-4P63K ist eine 4-polige Umschalteinrichtung mit 63 A Bemessungsstrom, die eine dreiphasige PV-Anlage bei Netzausfall automatisch vom öffentlichen Netz trennt und in den Ersatzstrombetrieb überführt.\"}},{\"@type\":\"Question\",\"name\":\"Wofür wird das Backup Kit benötigt?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Es sorgt für eine automatische Umschaltung zwischen Netz- und Ersatzstrombetrieb. 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