{"product_id":"pylon-arc-vault-battery-expansion-module-3-5-kwh","title":"Pylon \u0026 Arc Vault Battery Expansion Module 3.5 kWh","description":"\u003cp\u003eA home battery does one simple thing very well: it moves cheap electricity to expensive hours. On a time of use tariff that alone usually pays for the unit, and if you have solar it also stops the summer surplus being sold back for a fraction of what you buy it for.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLithium iron phosphate cells, which run cooler, last longer and are far harder to set alight than the nickel chemistries\u003c\/li\u003e\n\u003cli\u003eUsable capacity from 3.5 kWh, expandable by adding modules on the same bus\u003c\/li\u003e\n\u003cli\u003e6000 cycle design life at 90 percent depth of discharge, with 80 percent capacity retained at end of warranty\u003c\/li\u003e\n\u003cli\u003eIntegrated battery management with cell level balancing, temperature control and a hard isolation contactor\u003c\/li\u003e\n\u003cli\u003eCharges from grid, solar or a bidirectional car, and discharges to the house automatically\u003c\/li\u003e\n\u003cli\u003eGrid tied operation with export control to match your DNO permission\u003c\/li\u003e\n\u003cli\u003eApp reporting for state of charge, throughput, savings and tariff performance\u003c\/li\u003e\n\u003cli\u003eIP21 indoor rated for garage, utility or plant room\u003c\/li\u003e\n\u003cli\u003eTen year warranty on the battery, five on the electronics\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSizing honestly: most British households on an off peak tariff get the best return from 5 to 10 kWh. Going bigger only pays if you have a heat pump, a genuinely large solar array or an EV you charge at home most nights. Send us a year of half hourly data from your smart meter and we will size it properly rather than selling you the biggest box.\u003c\/p\u003e","brand":"Pylon \u0026 Arc","offers":[{"title":"Default Title","offer_id":54827104928081,"sku":"VB-BAT-024-35kWh","price":1049.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1079\/3661\/2689\/files\/Pylon_Arc_Vault_Battery_Expansion_Module_3.5_kWh.jpg?v=1788868907","url":"https:\/\/volt-bolt.com\/products\/pylon-arc-vault-battery-expansion-module-3-5-kwh","provider":"Volt and Bolt","version":"1.0","type":"link"}