--- title: After-sales request description: "After-sales request Ho" --- [Solar; Journey to NetZero](https://blog.nastechsolar.com/en) # [After-sales request](https://blog.nastechsolar.com/en/warranty-step-2battery-typenumber-of-system-batteriesbattery-s.ninstallation-dateinverter-brandpurchase-dateinverter-modelwarranty-periodnumber-of-inverter-used-in-the-syst) Written by [Xi'an Dyness Digital Energy Technology Co., Ltd](https://blog.nastechsolar.com/en/author/xian-dyness-digital-energy-technology-co-ltd) | Oct 10, 2023 8:00:00 PM After-sales request [mailto:sales@dyness-tech.com](mailto:sales@dyness-tech.com) Home About Dyness [About Us](https://blog.nastechsolar.com/a/about-us?hsLang=en) [Jobs](https://blog.nastechsolar.com/a/jobs?hsLang=en) [News](https://blog.nastechsolar.com/a/news?hsLang=en) Products Cases [**Residential ESS cases**](https://blog.nastechsolar.com/cases?hsLang=en) [Commercial ESS cases](https://blog.nastechsolar.com/commercial-cases?hsLang=en) [**Other ESS 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[PowerRack LV4 40.96/61.44kWh LFP](https://blog.nastechsolar.com/products/rack-system-lv4?hsLang=en) #### [DH200F 215kWh LFP](https://blog.nastechsolar.com/products/dh200f?hsLang=en) #### [PowerStone 76.8kWh LFP](https://blog.nastechsolar.com/products/powerstone?hsLang=en) #### [PowerRack HV4 35.84/56.32kWh LFP](https://blog.nastechsolar.com/products/racksystem-hv4?hsLang=en) #### [PowerRack HV1 21.6/36kWh LFP](https://blog.nastechsolar.com/products/powerrack-hv1?hsLang=en) #### [PowerRack HV2 25.2/39.6kWh LFP](https://blog.nastechsolar.com/products/rack-system-hv2?hsLang=en) #### [RV12200 2.56 kWh LFP](https://blog.nastechsolar.com/products/rv12200?hsLang=en) #### [VB4850 2.4kWh LFP](https://blog.nastechsolar.com/products/vb4850?hsLang=en) #### [VB48100 4.8kWh LFP](https://blog.nastechsolar.com/products/vb48100?hsLang=en) #### [RV12100 1.28kWh LFP](https://blog.nastechsolar.com/products/rv12100?hsLang=en) [View Our Inverter](https://www.dyness.com/products/dyne-1p-a-inverter-low-voltage-lithium-ion-battery) #### [DYNE 3.6/5.0/6.0/8.0L-1P-A](https://blog.nastechsolar.com/products/dyne-1p-a-inverter-low-voltage-lithium-ion-battery?hsLang=en) We make your future Warranty Service Dyness devote ourselves to responsible engineering of the safest, greenest possible future for you and your family ## Step 2——End-user And Installer Information Confirmation **Customer Type** Installer End user Others **Date Of Request** ### Contact Information **Full Name** **Telephone** **Country** Select countryAfghanistanAkrotiriAlbaniaAlgeriaAmerican SamoaAndorraAngolaAnguillaAntarcticaAntigua and BarbudaArgentinaArmeniaArubaAshmore and Cartier IslandsAustraliaAustriaAzerbaijanBahamasBahrainBangladeshBarbadosBassas da IndiaBelarusBelgiumBelizeBeninBermudaBhutanBoliviaBosnia and HerzegovinaBotswanaBouvet IslandBrazilBritish Indian Ocean TerritoryBritish Virgin IslandsBruneiBulgariaBurkina FasoBurmaBurundiCambodiaCameroonCanadaCape VerdeCayman IslandsCentral African RepublicChadChileChinaChristmas IslandClipperton IslandCocos (Keeling) IslandsColombiaComorosCongoDemocratic Republic of the CongoRepublic of the Cook IslandsCoral Sea IslandsCosta RicaCote d'IvoireCroatiaCubaCyprusCzech RepublicDenmarkDhekeliaDjiboutiDominicaDominican RepublicEcuadorEgyptEl SalvadorEquatorial GuineaEritreaEstoniaEthiopiaEuropa IslandFalkland Islands (Islas Malvinas)Faroe IslandsFijiFinlandFranceFrench GuianaFrench PolynesiaFrench Southern and Antarctic LandsGabonGambiaGaza StripGeorgiaGermanyGhanaGibraltarGlorioso IslandsGreeceGreenlandGrenadaGuadeloupeGuamGuatemalaGuernseyGuineaGuinea-BissauGuyanaHaitiHeard Island and McDonald IslandsHoly See (Vatican City)HondurasHong KongHungaryIcelandIndiaIndonesiaIranIraqIrelandIsle of ManIsraelItalyJamaicaJan MayenJapanJerseyJordanJuan de Nova IslandKazakhstanKenyaKiribatiKorea, NorthKorea, SouthKuwaitKyrgyzstanLaosLatviaLebanonLesothoLiberiaLibyaLiechtensteinLithuaniaLuxembourgMacauMacedoniaMadagascarMalawiMalaysiaMaldivesMaliMaltaMarshall IslandsMartiniqueMauritaniaMauritiusMayotteMexicoMicronesiaMoldovaMonacoMongoliaMontenegroMontserratMoroccoMozambiqueNamibiaNauruNavassa IslandNepalNetherlandsNetherlands AntillesNew CaledoniaNew ZealandNicaraguaNigerNigeriaNiueNorfolk IslandNorthern Mariana IslandsNorwayOmanPakistanPalauPanamaPapua New GuineaParacel IslandsParaguayPeruPhilippinesPitcairn IslandsPolandPortugalPuerto RicoQatarReunionRomaniaRussiaRwandaSaint HelenaSaint Kitts and NevisSaint LuciaSaint Pierre and MiquelonSaint Vincent and the GrenadinesSamoaSan MarinoSao Tome and PrincipeSaudi ArabiaSenegalSerbiaSeychellesSierra LeoneSingaporeSlovakiaSloveniaSolomon IslandsSomaliaSouth AfricaSouth Georgia and the South Sandwich IslandsSpainSpratly IslandsSri LankaSudanSurinameSvalbardSwazilandSwedenSwitzerlandSyriaTaiwanTajikistanTanzaniaThailandTimor-LesteTogoTokelauTongaTrinidad and TobagoTromelin IslandTunisiaTurkeyTurkmenistanTurks and Caicos IslandsTuvaluUgandaUkraineUnited Arab EmiratesUnited KingdomUnited StatesUruguayUzbekistanVanuatuVenezuelaVietnamVirgin IslandsWake IslandWallis and FutunaWest BankWestern SaharaYemenZambiaZimbabwe **Province** Email Address **Installer Company Name** **Distributor Company Name** Please ensure that all the information is right so that we can contact you to solve your problems. ## Step 3——Product Information Confirmation **Battery Type** Please selectB4850B3B48100B4850CB3CB51100CA48100BX48100BX51100Powerbox F seriesPowerbox ProPowerDepot H5PowerDepot H5BPowercube B3Power Depot H5BPower Depot H5APowerRack LV1 B4850PowerRack LV2 B3PowerRack LV4 B51100Tower T seriesPowerRack HV1 HV4850PowerRack HV2 HV4875PowerRack HV4 HV51100RV12200RV12100B12M1VB48500VB48100Others **Number Of System Batteries** **Battery S.N** ### Product Installation Information Confirmation **Installation Date** **Inverter Brand** **Purchase Date** **Inverter Model** **Warranty Period** **Number Of Inverter Used In The System** [One - click email](mailto:service@dyness-tech.com) Upload proof/ Invoice image upload Upload File Uploading... fileuploaded.jpg Upload failed. Max size for files is 10 MB. ## Step 4——Product Fault Information Confirmation Dear customer, we are pleased to help you to resolve the problem! Thank you very much for your patience and feedback, we will do our best to improve your use experience！ **Main Fault Of Battey System** Please selectBattery & inverter SetupCommunication problemCharge and discharge problemBattery cannot turn on/offSOC abnormalIndicator light abnormalWarranty EnquiryOthers **Detailed Description Of The Fault** If you have an emergency you can choose to call +86 400 666 0655 or send an email to: service@dyness-tech.com Image 1 Upload File Uploading... fileuploaded.jpg Upload failed. Max size for files is 10 MB. Image 2 Upload File Uploading... fileuploaded.jpg Upload failed. Max size for files is 10 MB. Image 3 Upload File Uploading... fileuploaded.jpg Upload failed. Max size for files is 10 MB. Image 4 Upload File Uploading... fileuploaded.jpg Upload failed. Max size for files is 10 MB. 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DE German 0031 10 30 717 52-3 DEservice@dyness-tech.com CS Czech 0031 10 30 717 52 -4 CZservice@dyness-tech.com DE Spanish 0031 10 30 717 52 -5 ESservice@dyness-tech.com EN English 0031 10 30 717 52 -1 service@dyness-tech.com IT Italian 0031 10 30 717 52 -2 ITservice@dyness-tech.com ## Step 2——End-user And Installer Information Confirmation **Customer Type** Installer End user Others **Date Of Request** ### Contact Information **Full Name** **Telephone** **Country** Select countryAfghanistanAkrotiriAlbaniaAlgeriaAmerican SamoaAndorraAngolaAnguillaAntarcticaAntigua and BarbudaArgentinaArmeniaArubaAshmore and Cartier IslandsAustraliaAustriaAzerbaijanBahamasBahrainBangladeshBarbadosBassas da IndiaBelarusBelgiumBelizeBeninBermudaBhutanBoliviaBosnia and HerzegovinaBotswanaBouvet IslandBrazilBritish Indian Ocean TerritoryBritish Virgin IslandsBruneiBulgariaBurkina FasoBurmaBurundiCambodiaCameroonCanadaCape VerdeCayman IslandsCentral African RepublicChadChileChinaChristmas IslandClipperton IslandCocos (Keeling) IslandsColombiaComorosCongoDemocratic Republic of the CongoRepublic of the Cook IslandsCoral Sea IslandsCosta RicaCote d'IvoireCroatiaCubaCyprusCzech RepublicDenmarkDhekeliaDjiboutiDominicaDominican RepublicEcuadorEgyptEl SalvadorEquatorial GuineaEritreaEstoniaEthiopiaEuropa IslandFalkland Islands (Islas Malvinas)Faroe IslandsFijiFinlandFranceFrench GuianaFrench PolynesiaFrench Southern and Antarctic LandsGabonGambiaGaza StripGeorgiaGermanyGhanaGibraltarGlorioso IslandsGreeceGreenlandGrenadaGuadeloupeGuamGuatemalaGuernseyGuineaGuinea-BissauGuyanaHaitiHeard Island and McDonald IslandsHoly See (Vatican City)HondurasHong KongHungaryIcelandIndiaIndonesiaIranIraqIrelandIsle of ManIsraelItalyJamaicaJan MayenJapanJerseyJordanJuan de Nova IslandKazakhstanKenyaKiribatiKorea, NorthKorea, SouthKuwaitKyrgyzstanLaosLatviaLebanonLesothoLiberiaLibyaLiechtensteinLithuaniaLuxembourgMacauMacedoniaMadagascarMalawiMalaysiaMaldivesMaliMaltaMarshall IslandsMartiniqueMauritaniaMauritiusMayotteMexicoMicronesiaMoldovaMonacoMongoliaMontenegroMontserratMoroccoMozambiqueNamibiaNauruNavassa IslandNepalNetherlandsNetherlands AntillesNew CaledoniaNew ZealandNicaraguaNigerNigeriaNiueNorfolk IslandNorthern Mariana IslandsNorwayOmanPakistanPalauPanamaPapua New GuineaParacel IslandsParaguayPeruPhilippinesPitcairn IslandsPolandPortugalPuerto RicoQatarReunionRomaniaRussiaRwandaSaint HelenaSaint Kitts and NevisSaint LuciaSaint Pierre and MiquelonSaint Vincent and the GrenadinesSamoaSan MarinoSao Tome and PrincipeSaudi ArabiaSenegalSerbiaSeychellesSierra LeoneSingaporeSlovakiaSloveniaSolomon IslandsSomaliaSouth AfricaSouth Georgia and the South Sandwich IslandsSpainSpratly IslandsSri LankaSudanSurinameSvalbardSwazilandSwedenSwitzerlandSyriaTaiwanTajikistanTanzaniaThailandTimor-LesteTogoTokelauTongaTrinidad and TobagoTromelin IslandTunisiaTurkeyTurkmenistanTurks and Caicos IslandsTuvaluUgandaUkraineUnited Arab EmiratesUnited KingdomUnited StatesUruguayUzbekistanVanuatuVenezuelaVietnamVirgin IslandsWake IslandWallis and FutunaWest BankWestern SaharaYemenZambiaZimbabwe **Province** Email Address **Installer Company Name** **Distributor Company Name** Please ensure that all the information is right so that we can contact you to solve your problems. Thank you! Your submission has been received! Oops! Something went wrong while submitting the form. ## Step 3——Product Information Confirmation **Battery Type** Please selectB4850B3B48100B4850CB3CB51100CA48100BX48100BX51100Powerbox F seriesPowerbox ProPowerDepot H5PowerDepot H5BPowercube B3Power Depot H5BPower Depot H5APowerRack LV1 B4850PowerRack LV2 B3PowerRack LV4 B51100Tower T seriesPowerRack HV1 HV4850PowerRack HV2 HV4875PowerRack HV4 HV51100RV12200RV12100B12M1VB48500VB48100Others **Number Of System Batteries** **Battery S.N** ### Product Installation Information Confirmation **Installation Date** **Inverter Brand** **Purchase Date** **Inverter Model** **Warranty Period** **Number Of Inverter Used In The System** [One - click email](mailto:service@dyness-tech.com) Thank you! Your submission has been received! Oops! Something went wrong while submitting the form. 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