{"product_id":"konner-sohnen-automatic-transfer-switch-ks-ats-4-25-inverter","title":"Könner \u0026 Söhnen Automatic Transfer Switch KS ATS 4\/25 Inverter","description":"\u003cdiv style=\"font-size: 18px; line-height: 1.6; color: #222;\"\u003e\n\u003ch1 style=\"font-size: 32px; line-height: 1.25; text-align: center;\"\u003e\u003cstrong\u003eKönner \u0026amp; Söhnen Automatic Transfer Switch KS ATS 4\/25 Inverter\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eAutomatically starts a compatible generator and transfers the load when the mains supply fails.\u003c\/li\u003e\n\u003cli\u003ePurpose-built for the Könner \u0026amp; Söhnen KS 5500iES ATSR, KS 5500iEG inverter generators with its 7-pin ATS connector.\u003c\/li\u003e\n\u003cli\u003eProvides automatic or manual operation, battery charging and an emergency generator-stop button.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"font-size: 26px;\"\u003eAutomatic backup power for compatible inverter generators\u003c\/h2\u003e\n\u003cp\u003eThe Könner \u0026amp; Söhnen KS ATS 4\/25 Inverter is an automatic transfer switch for creating an automatic standby-power arrangement with the KS 5500iES ATSR inverter generator. It monitors the mains supply, starts the generator after a power failure and transfers the connected load once generator power is available.\u003c\/p\u003e\n\u003cp\u003eWhen mains power is restored, the unit transfers the load back and stops the generator automatically. A built-in PLC allows the generator start delay and warm-up time before load connection to be programmed.\u003c\/p\u003e\n\u003ch2 style=\"font-size: 26px;\"\u003eKey features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatched compatibility:\u003c\/strong\u003e designed for the KS 5500iES ATSR inverter generator with an integrated 7-pin ATS connector.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic mains-failure response:\u003c\/strong\u003e starts the generator and transfers the load during a mains outage; returns the load when mains power is restored.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManual or automatic operation:\u003c\/strong\u003e select the operating mode to suit commissioning, testing or normal standby operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenerator protection functions:\u003c\/strong\u003e emergency-stop button, error indication and up to five automatic start attempts if the first start is unsuccessful.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery support:\u003c\/strong\u003e built-in 12V battery charging supply with a maximum charging current of 2A.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"font-size: 26px;\"\u003eWhere to use\u003c\/h2\u003e\n\u003cp\u003eUse this Könner \u0026amp; Söhnen automatic transfer switch with a compatible KS 5500iES ATSR generator for essential single-phase loads in homes, small offices, workshops, telecoms equipment or remote sites. The total connected load must remain within the ATS and generator ratings.\u003c\/p\u003e\n\u003cp\u003eThe KS ATS 4\/25 Inverter can be connected to single-phase or three-phase mains networks, but the connected generator determines the available generator supply. The KS 5500iES ATSR is a single-phase generator; this ATS does not make it a three-phase generator.\u003c\/p\u003e\n\u003cp\u003eThis is not a plug-and-play building connection. Mains connection, earthing, protective devices, cable sizing and commissioning must be completed by a qualified electrician. Energian can help arrange installation through trusted UK partners.\u003c\/p\u003e\n\u003ch2 style=\"font-size: 26px;\"\u003eTechnical specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 17px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003eKS ATS 4\/25 Inverter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003eCompatible generator\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003eKönner \u0026amp; Söhnen KS 5500iES ATSR with integrated 7-pin ATS connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003eOperating voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003e230V \/ 400V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003e50Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003ePower at 230V\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003e5.75kW (11.5kW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003eMaximum current at 230V\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003e25A (50A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003ePower at 400V\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003e13kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003eMaximum current at 400V\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003e25A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003ePower consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003e0.36W in standby mode; 1.2W in operating mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003eWorking environment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003e-10°C to +55°C; humidity ≤60%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003eStorage environment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003e-10°C to +70°C; humidity ≤60%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003eIP protection class\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003eIP41\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003eInsulation class\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003eAC 1.0kV \/ 1 min \/ 1mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003eMaximum battery charging current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003e2A from built-in 12V power supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003eControl-cable length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003e5m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003eNet dimensions (L × W × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003e320 × 250 × 140mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003eGross dimensions (L × W × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003e405 × 325 × 200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 56.2128%;\"\u003e\u003cstrong\u003eNet weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 43.7433%;\"\u003e4.9kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size: 26px;\"\u003eDocuments available for download\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli style=\"color: rgb(43, 0, 255);\"\u003e\n\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0579\/7927\/3414\/files\/ATS-4-25-Inverter_EN_Manual.pdf?v=1785483286\" style=\"color: rgb(43, 0, 255);\" rel=\"noopener\" target=\"_blank\"\u003eKS ATS 4\/25 Inverter installation and user manual\u003c\/a\u003e\u003c\/span\u003e\u003ca href=\"https:\/\/ecobatenergy.ro\/uploads\/eshop\/produse_upload\/RO%20Manual%20Comutator%20de%20transfer%20automat%20KS%20ATS%20425%20Inverter%20-%20ecobatenergy.ro.pdf\" rel=\"noopener\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"font-size: 26px;\"\u003eShipping\u003c\/h2\u003e\n\u003cp\u003eAvailable for shipping to the UK, Ireland, Africa, the Caribbean and worldwide. If the shipping rate is not shown at checkout, contact us on \u003ca href=\"tel:+442080640335\"\u003e+44 2080640335\u003c\/a\u003e or \u003ca href=\"mailto:info@energian.co.uk\"\u003einfo@energian.co.uk\u003c\/a\u003e for a quote.\u003c\/p\u003e\n\u003ch2 style=\"font-size: 26px;\"\u003eUK expert support\u003c\/h2\u003e\n\u003cp\u003eUK expert support is available for compatibility checks, generator backup-power design and installation queries. Contact Energian by phone, email or live chat, or visit our office for an in-person consultation.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Könner \u0026 Söhnen","offers":[{"title":"Default Title","offer_id":57772823675262,"sku":"KS-ATS-4\/25","price":298.82,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0579\/7927\/3414\/files\/KS_ATS_4-25_INV.webp?v=1785483373","url":"https:\/\/www.energian.co.uk\/products\/konner-sohnen-automatic-transfer-switch-ks-ats-4-25-inverter","provider":"Energian","version":"1.0","type":"link"}