{"product_id":"weidmuller-uberspannungsschutz-box-2890320000","title":"Weidmüller Surge Protection Box - 2890320000","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\"\u003eType 1+2 \u003cspan\u003eDC-SPD\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eSurge Protection\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat\"\u003e\n\n\u003cdiv class=\"sv-stat-val\"\u003e1100 \u003cspan\u003eV DC\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eRated Voltage\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat\"\u003e\n\n\u003cdiv class=\"sv-stat-val\"\u003eIP65 \u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eProtection Class\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat\"\u003e\n\n\u003cdiv class=\"sv-stat-val\"\u003e1 \u003cspan\u003eMPPT \/ 3 Strings\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eConfiguration\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\u003eDC surge protection Type 1+2\u003c\/h4\u003e\n\n\u003cp\u003eCombined lightning and surge protection Type 1+2 for the DC side up to 1100 V — protects modules and inverters.\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\u003eMC4 connectors\u003c\/h4\u003e\n\n\u003cp\u003eDC connection via Stäubli MC4 Evo 2 with 45 A rated current per string — tool-free wiring.\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\u003e3 String inputs\u003c\/h4\u003e\n\n\u003cp\u003e3 string inputs and 3 string outputs for one MPP tracker — compact combination of multiple strings.\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\u003eIP65 protection class\u003c\/h4\u003e\n\n\u003cp\u003eDust-tight and jet-proof housing (IP65) for outdoor mounting next to the inverter.\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\u003eWide temperature range\u003c\/h4\u003e\n\n\u003cp\u003eDesigned for ambient temperatures down to -40 °C — also suitable for alpine and cold locations.\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\u003eCompact format\u003c\/h4\u003e\n\n\u003cp\u003eOnly 132 x 200 x 236 mm at 1.886 kg — space-saving mounting directly on the system side.\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\u003eCategory\u003c\/td\u003e\n\n\u003ctd\u003eString Combiner Box\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDC surge protection\u003c\/td\u003e\n\n\u003ctd\u003eType 1+2\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDC rated voltage\u003c\/td\u003e\n\n\u003ctd\u003e1100 V\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDC rated current\u003c\/td\u003e\n\n\u003ctd\u003e45 A\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMax. input current per string\u003c\/td\u003e\n\n\u003ctd\u003e45 A\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eString inputs (total)\u003c\/td\u003e\n\n\u003ctd\u003e3\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eString outputs (max.)\u003c\/td\u003e\n\n\u003ctd\u003e3\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eNumber of MPP trackers\u003c\/td\u003e\n\n\u003ctd\u003e1\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDC connection\u003c\/td\u003e\n\n\u003ctd\u003eStäubli MC4 Evo 2\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eString fuses\u003c\/td\u003e\n\n\u003ctd\u003eno\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eIntegrated string monitoring\u003c\/td\u003e\n\n\u003ctd\u003eno\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\u003eMin. ambient temperature\u003c\/td\u003e\n\n\u003ctd\u003e-40 °C\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDimensions (H x W x D)\u003c\/td\u003e\n\n\u003ctd\u003e132 x 200 x 236 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eWeight\u003c\/td\u003e\n\n\u003ctd\u003e1.886 kg\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eManufacturer part number\u003c\/td\u003e\n\n\u003ctd\u003e2890320000\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 Weidmüller surge protection box 2890320000?\u003c\/summary\u003e\u003cp\u003eThe 2890320000 is a string combiner box from Weidmüller with integrated DC surge protection Type 1+2. It combines up to 3 strings on one MPP tracker and protects the DC side of the PV system up to 1100 V against overvoltages caused by lightning and switching operations.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eWhich systems is the box suitable for?\u003c\/summary\u003e\u003cp\u003eIt is suitable for PV systems with a DC rated voltage of up to 1100 V and a rated current of up to 45 A per string. With 3 string inputs and one MPP tracker, it is designed for compact rooftop systems where multiple strings need to be combined and protected.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eWhat surge protection does the box offer?\u003c\/summary\u003e\u003cp\u003eIt contains combined DC surge protection Type 1+2, which dissipates both partial lightning currents and transient overvoltages. String fuses and integrated string monitoring are not included in this version.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eIs the box suitable for outdoor installation?\u003c\/summary\u003e\u003cp\u003eYes. The housing achieves IP65 protection, making it dust-tight and jet-proof. The wide temperature range down to -40 °C also makes the box suitable for cold and alpine outdoor locations.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eWho is Weidmüller?\u003c\/summary\u003e\u003cp\u003eWeidmüller is a German manufacturer of connectivity, transmission, and automation technology with many years of experience in electrical engineering. Their product range includes connection technology, surge protection, and solutions for the photovoltaic sector.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eWhere can I buy surge protection for PV systems in Austria?\u003c\/summary\u003e\u003cp\u003eSurge protection boxes like the Weidmüller 2890320000 are available at SOLARVIC at solarvic.at. The online shop carries PV accessories for the Austrian market with shipping within Austria and to Germany.\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 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 die Weidmüller Überspannungsschutz-Box 2890320000?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Die 2890320000 ist eine String Combiner Box von Weidmüller mit integriertem DC-Überspannungsschutz Typ 1+2. Sie führt bis zu 3 Strings auf einen MPP-Tracker zusammen und schützt die DC-Seite der PV-Anlage bis 1100 V vor Überspannungen durch Blitz und Schaltvorgänge.\"}},{\"@type\":\"Question\",\"name\":\"Für welche Anlagen eignet sich die Box?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Sie eignet sich für PV-Anlagen mit einer DC-Nennspannung bis 1100 V und einem Nennstrom bis 45 A pro String. Mit 3 Stringeingängen und einem MPP-Tracker ist sie auf kompakte Dachanlagen ausgelegt, bei denen mehrere Strings zusammengeführt und geschützt werden sollen.\"}},{\"@type\":\"Question\",\"name\":\"Welchen Überspannungsschutz bietet die Box?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Sie enthält einen kombinierten DC-Überspannungsschutz Typ 1+2, der sowohl Blitzteilströme als auch transiente Überspannungen ableitet. Strangsicherungen und eine integrierte Stringüberwachung sind in dieser Ausführung nicht enthalten.\"}},{\"@type\":\"Question\",\"name\":\"Ist die Box für die Außenmontage geeignet?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Ja. Das Gehäuse erreicht die Schutzart IP65 und ist damit staubdicht und strahlwassergeschützt. Der weite Temperaturbereich bis -40 °C macht die Box auch für kalte und alpine Standorte im Freien geeignet.\"}},{\"@type\":\"Question\",\"name\":\"Wer ist Weidmüller?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Weidmüller ist ein deutscher Hersteller von Verbindungs-, Übertragungs- und Automatisierungstechnik mit langjähriger Erfahrung in der Elektrotechnik. Das Sortiment umfasst unter anderem Anschlusstechnik, Überspannungsschutz und Lösungen für den Photovoltaikbereich.\"}},{\"@type\":\"Question\",\"name\":\"Wo kann ich Überspannungsschutz für PV-Anlagen in Österreich kaufen?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Überspannungsschutz-Boxen wie die Weidmüller 2890320000 sind bei SOLARVIC unter solarvic.at erhältlich. Der Onlineshop führt PV-Zubehör für den österreichischen Markt mit Versand innerhalb Österreichs und nach Deutschland.\"}},{\"@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":"Weidmüller","offers":[{"title":"Default Title","offer_id":58132096024907,"sku":"2890320000","price":267.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/5075\/6427\/files\/0162363_9_5_f_e_95fee96883118fcb1356e4b86803c1b8fad8f2b0_det_scb_we_pvn_dc_3i_3o_1mpp_spd1r_evo_11_png.png?v=1786710364","url":"https:\/\/solarvic.at\/en\/products\/weidmuller-uberspannungsschutz-box-2890320000","provider":"SOLARVIC | Photovoltaik \u0026 Haustechnik","version":"1.0","type":"link"}