{"schemaVersion":"ready-scan.resource-sources.v1","locale":"en","path":"/sources/source-7c1e6745cf758a9e","canonicalUrl":"https://knowledge.readyscan.ai/sources/source-7c1e6745cf758a9e","machineUrl":"https://knowledge.readyscan.ai/discovery/sources/source-7c1e6745cf758a9e.json","page":1,"pageSize":48,"totalCount":1,"totalPages":1,"previous":null,"next":null,"kind":"source","source":{"id":"source-7c1e6745cf758a9e","url":"https://www.heiwit.com/en/products/single-phase-hybrid-inverter-virgo/","title":"Heiwit: /en/products/single-phase-hybrid-inverter-virgo/","publisher":"heiwit.com","publicationCount":1,"modifiedOn":"2026-10-26","path":"/sources/source-7c1e6745cf758a9e","canonicalUrl":"https://knowledge.readyscan.ai/sources/source-7c1e6745cf758a9e","machineUrl":"https://knowledge.readyscan.ai/discovery/sources/source-7c1e6745cf758a9e.json"},"items":[{"key":"subject:Q141474000","citations":[{"id":"source-7c1e6745cf758a9e","url":"https://www.heiwit.com/en/products/single-phase-hybrid-inverter-virgo/","title":"Heiwit: /en/products/single-phase-hybrid-inverter-virgo/","publisher":"heiwit.com","accessedOn":"2026-10-26"}],"editions":[{"language":"en","title":"Heiwit","description":"Heiwit S.p.A.: “Heiwit S.p.A. is an Italian company specialising in sodium-ion energy storage systems and hybrid inverters for photovoltaics, based in Varese. It sells exclusively through the Heiwit installer network.”","path":"/entities/heiwit-q141474000","canonicalUrl":"https://directory.readyscan.ai/entities/heiwit-q141474000","machineUrl":"https://directory.readyscan.ai/discovery/entities/heiwit-q141474000.json","modifiedOn":"2026-10-26"}],"subject":{"slug":"heiwit-q141474000","name":"Heiwit","questions":[{"question":"Which Virgo model should you choose?","path":"/entities/heiwit-q141474000#company-answer-content-native-digital-agencies-dfadeee6149a3df1-a-e02a2c169736bfafc39a"},{"question":"How many batteries can be connected to a Virgo?","path":"/entities/heiwit-q141474000#company-answer-content-native-digital-agencies-dfadeee6149a3df1-a-b43037f65ade9d3a09dc"},{"question":"Does the Virgo hold CEI 0-21 certification?","path":"/entities/heiwit-q141474000#company-answer-content-native-digital-agencies-dfadeee6149a3df1-a-6539abd4bf33cf353db8"},{"question":"Is it certified for the German grid?","path":"/entities/heiwit-q141474000#company-answer-content-native-digital-agencies-dfadeee6149a3df1-a-1871ea8f30a2979b8271"}],"facts":[{"id":"content-native-digital-agencies-dfadeee6149a3df1-a-e02a2c169736bfafc39a","label":"Which Virgo model should you choose?","value":"“The 3K-S delivers 3 kW output, the 4K6-S 4.6 kW and the 6K-S 6 kW. The permitted solar PV input is 8 kW on the 3K-S and 9 kW on the other two, always across 2 MPPTs. All three use the same 48 V Heiwit batteries and charge or discharge at up to 5 kW.”","path":"/entities/heiwit-q141474000#company-fact-content-native-digital-agencies-dfadeee6149a3df1-a-e02a2c169736bfafc39a","questionPaths":["/entities/heiwit-q141474000#company-answer-content-native-digital-agencies-dfadeee6149a3df1-a-e02a2c169736bfafc39a"]},{"id":"content-native-digital-agencies-dfadeee6149a3df1-a-b43037f65ade9d3a09dc","label":"How many batteries can be connected to a Virgo?","value":"“From one to three 10 kWh Heiwit sodium-ion batteries. This is the configuration set out in the system's TÜV SÜD conformity document.”","path":"/entities/heiwit-q141474000#company-fact-content-native-digital-agencies-dfadeee6149a3df1-a-b43037f65ade9d3a09dc","questionPaths":["/entities/heiwit-q141474000#company-answer-content-native-digital-agencies-dfadeee6149a3df1-a-b43037f65ade9d3a09dc"]},{"id":"content-native-digital-agencies-dfadeee6149a3df1-a-6539abd4bf33cf353db8","label":"Does the Virgo hold CEI 0-21 certification?","value":"“Yes. The system comprising the Virgo inverter and battery holds CEI 0-21 certification issued by TÜV SÜD on the basis of type tests, document no. D 132944 0003 of 17 October 2025.”","path":"/entities/heiwit-q141474000#company-fact-content-native-digital-agencies-dfadeee6149a3df1-a-6539abd4bf33cf353db8","questionPaths":["/entities/heiwit-q141474000#company-answer-content-native-digital-agencies-dfadeee6149a3df1-a-6539abd4bf33cf353db8"]},{"id":"content-native-digital-agencies-dfadeee6149a3df1-a-1871ea8f30a2979b8271","label":"Is it certified for the German grid?","value":"“Yes. The 3K-S to 6K-S models hold TÜV SÜD certificates to VDE-AR-N 4105:2018: generating unit ESY 132944 0008 and network and system protection NS ESY 132944 0009, both dated 14 September 2026.”","path":"/entities/heiwit-q141474000#company-fact-content-native-digital-agencies-dfadeee6149a3df1-a-1871ea8f30a2979b8271","questionPaths":["/entities/heiwit-q141474000#company-answer-content-native-digital-agencies-dfadeee6149a3df1-a-1871ea8f30a2979b8271"]}]},"selected":{"language":"en","title":"Heiwit","description":"Heiwit S.p.A.: “Heiwit S.p.A. is an Italian company specialising in sodium-ion energy storage systems and hybrid inverters for photovoltaics, based in Varese. It sells exclusively through the Heiwit installer network.”","path":"/entities/heiwit-q141474000","canonicalUrl":"https://directory.readyscan.ai/entities/heiwit-q141474000","machineUrl":"https://directory.readyscan.ai/discovery/entities/heiwit-q141474000.json","modifiedOn":"2026-10-26"}}],"versionId":"fnv1a64:4ffb6b1800d81510"}