{"title":"Down4Sound","description":null,"products":[{"product_id":"down4sound-dna-27-27ah-sodium-ion-lithium-car-audio-battery","title":"Down4Sound DNA-27 12V 27Ah Sodium-Ion Car Audio Battery","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemistry\u003c\/strong\u003e — 12V sodium-ion lithium car audio battery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCapacity\u003c\/strong\u003e — 27.0Ah\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower\u003c\/strong\u003e — 8,400W peak pulse \/ 4,860W continuous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDischarge\u003c\/strong\u003e — 405A continuous (15C), 800A pulse (30C), 945A instantaneous (35C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuild\u003c\/strong\u003e — compact, lightweight 10 lb design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e (1) Down4Sound DNA-27 27Ah Sodium-Ion Car Audio Battery\u003c\/p\u003e\n\u003cp\u003eThe Down4Sound DNA-27 is a 12V sodium-ion battery built for high-output mobile audio. It delivers 405A of continuous current (up to 945A instantaneous) and 8,400W of peak pulse power to keep amplifiers fed and voltage stable under heavy bass demand. Its 27Ah capacity and lightweight 10 lb build make it a strong choice for amplifier voltage support, custom battery banks, and competition-style installs. Performance depends on a properly upgraded charging system — a Big 3 upgrade and high-output alternator are recommended. In stock and shipping fast from JS Alternators — your authorized Down4Sound dealer.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvanced sodium-ion chemistry for stable voltage and fast discharge\u003c\/li\u003e\n  \u003cli\u003e8,400W peak pulse capability for transient bass demand\u003c\/li\u003e\n  \u003cli\u003e945A instantaneous \/ 800A pulse \/ 405A continuous discharge\u003c\/li\u003e\n  \u003cli\u003eCompact, lightweight design for tight amplifier-rack installs\u003c\/li\u003e\n  \u003cli\u003eEngineered for extreme high-output and competition car audio systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eDown4Sound\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eModel \/ SKU\u003c\/td\u003e\n\u003ctd\u003eDNA-27\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eBattery Type\u003c\/td\u003e\n\u003ctd\u003eSodium-Ion Lithium\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eSystem Voltage\u003c\/td\u003e\n\u003ctd\u003e12V nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e27.0Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eContinuous Discharge\u003c\/td\u003e\n\u003ctd\u003e405A (15C)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003ePulse Discharge\u003c\/td\u003e\n\u003ctd\u003e800A (30C, 3s)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eInstantaneous Discharge\u003c\/td\u003e\n\u003ctd\u003e945A (35C, \u0026lt;1s)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003ePower\u003c\/td\u003e\n\u003ctd\u003e8,400W peak pulse \/ 4,860W continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e171mm H x 198mm W x 166mm L\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e10 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eIn stock and shipping fast from JS Alternators — your authorized Down4Sound dealer.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":45421542801584,"sku":"DNA-27","price":749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/4866\/6800\/files\/down4sound-dna-27-27ah-sodium-ion-lithium-car-audio-battery_0cb0e936-c909-4372-8b17-594312a698de.jpg?v=1782839775"},{"product_id":"down4sound-d4s-lto-6-0-12v-lithium-battery-3000-5000w","title":"Down4Sound D4S LTO 6.0 12V 6Ah LTO Car Audio Battery","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemistry\u003c\/strong\u003e — LTO (Lithium Titanate Oxide), 12V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCapacity\u003c\/strong\u003e — 6Ah \/ 70Wh\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower\u003c\/strong\u003e — 3,000–5,000W (scales with alternator output)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCells\u003c\/strong\u003e — 40C capable, rated 20C for daily use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstall\u003c\/strong\u003e — runs inline with stock charging voltage; M6 terminals; 14.8V max charge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e (1) Down4Sound D4S LTO 6.0 12V Lithium Titanate Battery\u003c\/p\u003e\n\u003cp\u003eThe Down4Sound D4S LTO 6.0 is the brand's first lithium battery — a compact 12V Lithium Titanate (LTO) unit pairing a small footprint with high output. It runs directly inline with stock charging voltages (no voltage boosting needed) and can be paired with conventional 12V batteries. Output scales with your alternator: roughly 3,000W on a 120–160A alternator, 4,000W on 240–270A, and 5,000W on 320–370A. It uses 40C-capable LTO cells (rated 20C for daily use) with built-in balancing and M6 terminals. Maximum charge voltage is 14.8V — do not exceed it, and do not mount the battery under the hood. In stock and shipping fast from JS Alternators — your authorized Down4Sound dealer.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eLithium Titanate (LTO) chemistry — safe, high-cycle-life technology\u003c\/li\u003e\n  \u003cli\u003eRuns inline with stock charging voltage — no voltage booster required\u003c\/li\u003e\n  \u003cli\u003ePairs with conventional 12V \/ non-lithium batteries\u003c\/li\u003e\n  \u003cli\u003eBuilt-in cell balancing — no extra parts or assembly needed\u003c\/li\u003e\n  \u003cli\u003eCompact, lightweight 4 lb design with M6 terminals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eDown4Sound\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eModel \/ SKU\u003c\/td\u003e\n\u003ctd\u003eD4S LTO 6.0\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eBattery Type\u003c\/td\u003e\n\u003ctd\u003eLithium Titanate Oxide (LTO)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eSystem Voltage\u003c\/td\u003e\n\u003ctd\u003e12V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eMax Charge Voltage\u003c\/td\u003e\n\u003ctd\u003e14.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e6Ah \/ 70Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003ePower Range\u003c\/td\u003e\n\u003ctd\u003e3,000–5,000W (alternator-dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eCell Rating\u003c\/td\u003e\n\u003ctd\u003e40C capable \/ 20C daily\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eTerminals\u003c\/td\u003e\n\u003ctd\u003eM6 (max torque 6 ft-lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e7\" W x 4.75\" H x 3.5\" D\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e4 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eIn stock and shipping fast from JS Alternators — your authorized Down4Sound dealer.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":45421543522480,"sku":"d4s-lto-6.0","price":399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/4866\/6800\/files\/down4sound-d4s-lto-6-0-12v-lithium-battery-3000-5000w_cf1b3877-5792-4d57-b5e4-8aa3ecc9b1fc.jpg?v=1782839767"},{"product_id":"down4sound-dna-13-13ah-sodium-ion-lithium-car-audio-battery","title":"Down4Sound DNA-13 12V 13.5Ah Sodium-Ion Car Audio Battery","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemistry\u003c\/strong\u003e — 12V sodium-ion lithium car audio battery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCapacity\u003c\/strong\u003e — 13.5Ah\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower\u003c\/strong\u003e — 4,200W peak pulse \/ 2,430W continuous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDischarge\u003c\/strong\u003e — 202A continuous, 400A pulse (3s), 472A instantaneous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuild\u003c\/strong\u003e — compact, lightweight 6 lb design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e (1) Down4Sound DNA-13 13.5Ah Sodium-Ion Car Audio Battery\u003c\/p\u003e\n\u003cp\u003eThe Down4Sound DNA-13 is a compact 12V sodium-ion battery for high-output mobile audio in a small footprint. It delivers 202A continuous (up to 472A instantaneous) and 4,200W of peak pulse power for stable voltage under heavy bass demand. Its 13.5Ah capacity and 6 lb weight make it ideal for amplifier voltage support, custom battery banks, and tight installs. Performance depends on a properly upgraded charging system — a Big 3 upgrade and high-output alternator are recommended. In stock and shipping fast from JS Alternators — your authorized Down4Sound dealer.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvanced sodium-ion chemistry for stable voltage and fast discharge\u003c\/li\u003e\n  \u003cli\u003e4,200W peak pulse capability for transient bass demand\u003c\/li\u003e\n  \u003cli\u003e472A instantaneous \/ 400A pulse \/ 202A continuous discharge\u003c\/li\u003e\n  \u003cli\u003eCompact, lightweight 6 lb footprint for tight installs\u003c\/li\u003e\n  \u003cli\u003eEngineered for high-output car audio systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eDown4Sound\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eModel \/ SKU\u003c\/td\u003e\n\u003ctd\u003eDNA-13\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eBattery Type\u003c\/td\u003e\n\u003ctd\u003eSodium-Ion Lithium\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eSystem Voltage\u003c\/td\u003e\n\u003ctd\u003e12V nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e13.5Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eContinuous Discharge\u003c\/td\u003e\n\u003ctd\u003e202A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003ePulse Discharge\u003c\/td\u003e\n\u003ctd\u003e400A (3s)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eInstantaneous Discharge\u003c\/td\u003e\n\u003ctd\u003e472A (\u0026lt;1s)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003ePower\u003c\/td\u003e\n\u003ctd\u003e4,200W peak pulse \/ 2,430W continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e171mm H x 200mm W x 135mm L\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e6 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eIn stock and shipping fast from JS Alternators — your authorized Down4Sound dealer.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":45421544505520,"sku":"DNA-13","price":449.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/4866\/6800\/files\/down4sound-dna-13-13ah-sodium-ion-lithium-car-audio-battery_f021e0ba-883b-4908-962d-541f0973daa5.jpg?v=1782839771"}],"url":"https:\/\/js-alternators.com\/collections\/down4sound.oembed","provider":"JS Alternators","version":"1.0","type":"link"}