{"product_id":"36v-10-5ah-upgrade-battery-rfn-warrior-sx-e500-sx-e700r-sx-e800","title":"BATTERYINT 36V 10.5Ah High-Capacity Upgrade Battery for RFN Warrior Kids SX-E500, SX-E700 R \u0026 SX-E800","description":"\u003cp\u003e\u003cstrong\u003e36V 10.5Ah High-Capacity Upgrade Battery for RFN Warrior Kids SX-E500, SX-E700 R \u0026amp; SX-E800\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMore ride time. Less charging. More dirt.\u003c\/p\u003e\n\u003cp\u003eIf your kid's SX-E500, SX-E700 R, or SX-E800 always runs out of battery before the day is done, this is the upgrade you've been waiting for. The BATTERYINT 36V 10.5Ah pack delivers \u003cstrong\u003e378Wh\u003c\/strong\u003e — a full 35% more runtime than the stock 7.5Ah battery — in the same physical footprint, so it drops right into the factory battery bay. No range anxiety, no rushing home to charge, just longer days on the track.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e35% MORE RUNTIME THAN STOCK\u003c\/strong\u003e — 10.5Ah \/ 378Wh vs the factory 7.5Ah pack. Two ride sessions per charge instead of one. Perfect for full days at the track or long trail rides.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSAME DROP-IN FIT\u003c\/strong\u003e — Built to the exact same dimensions as the OEM pack. Slides straight into the SX-E500, SX-E700 R, and SX-E800 battery bay. No modifications, no extra mounting hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10S3P PREMIUM 3500mAh CELLS\u003c\/strong\u003e — 30 high-energy-density 18650 cells (3500mAh each) in a 10S3P layout. Delivers consistent power even at 700W peak motor output, with no voltage sag on hills.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBMS PROTECTION BUILT IN\u003c\/strong\u003e — Overcharge, over-discharge, over-current, short-circuit, and thermal protection. The extra capacity doesn't mean extra risk.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXT60 HIGH-CURRENT CONNECTOR\u003c\/strong\u003e — Heavy-duty XT60 plug handles peak motor current cleanly and stays locked in on jumps and rough terrain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWORKS WITH YOUR EXISTING CHARGER\u003c\/strong\u003e — Charges through the stock 5.5mm DC port with your original 42V 2A charger. Full charge in about 5–6 hours (recommended to charge overnight).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e90-DAY FREE REPLACEMENT WARRANTY\u003c\/strong\u003e — Buy with confidence. Email sales@batteryint.com if you want us to confirm fitment before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBatteryint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Type\u003c\/td\u003e\n\u003ctd\u003eRechargeable Lithium-ion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd\u003e36V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFull-Charge Voltage\u003c\/td\u003e\n\u003ctd\u003e42V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Capacity\u003c\/td\u003e\n\u003ctd\u003e10.5Ah (10500mAh)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnergy Capacity\u003c\/td\u003e\n\u003ctd\u003e378Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Configuration\u003c\/td\u003e\n\u003ctd\u003e10S3P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Type\u003c\/td\u003e\n\u003ctd\u003eGrade-A 18650, 3500mAh (high-energy)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarge Connector\u003c\/td\u003e\n\u003ctd\u003eXT60 Female\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging Port\u003c\/td\u003e\n\u003ctd\u003eDC 5.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Charger\u003c\/td\u003e\n\u003ctd\u003e42V 2A (OEM compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFull Charge Time\u003c\/td\u003e\n\u003ctd\u003e~5–6 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e~195 × 105 × 40 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e~2.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCondition\u003c\/td\u003e\n\u003ctd\u003e100% Brand New\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e90-Day Free Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e✅ Fits\u003c\/th\u003e\n\u003cth\u003eWheel\u003c\/th\u003e\n\u003cth\u003eAge\u003c\/th\u003e\n\u003cth\u003eRider Height\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRFN Warrior Kids SX-E500\u003c\/td\u003e\n\u003ctd\u003e14\"\u003c\/td\u003e\n\u003ctd\u003e4–6 yrs\u003c\/td\u003e\n\u003ctd\u003e110–130 cm\u003c\/td\u003e\n\u003ctd\u003e2024–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRFN Warrior Kids SX-E700 R\u003c\/td\u003e\n\u003ctd\u003e14\"\u003c\/td\u003e\n\u003ctd\u003e4–6 yrs\u003c\/td\u003e\n\u003ctd\u003e110–130 cm\u003c\/td\u003e\n\u003ctd\u003e2024–2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRFN Warrior Kids SX-E800\u003c\/td\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e6–9 yrs\u003c\/td\u003e\n\u003ctd\u003e120–140 cm\u003c\/td\u003e\n\u003ctd\u003e2025–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eDoes NOT fit:\u003c\/strong\u003e SX-E250 \/ SX-E400 (smaller battery bay), or any SX-E5 \/ SX-E8 \/ SX-E15 (different voltage platform).\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Returns\u003c\/h3\u003e\n\u003cp\u003e📦 \u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFree standard shipping — order total qualifies\u003c\/li\u003e\n\u003cli\u003eProcessing: 1–2 business days\u003c\/li\u003e\n\u003cli\u003eDelivery: 7–15 business days (US)\u003c\/li\u003e\n\u003cli\u003eTracking emailed once shipped\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e↩️ \u003cstrong\u003eWarranty \u0026amp; Returns\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDOA: free replacement within 7 days of delivery\u003c\/li\u003e\n\u003cli\u003e90-day warranty against manufacturing defects\u003c\/li\u003e\n\u003cli\u003eEmail sales@batteryint.com before returning any item\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BATTERYINT","offers":[{"title":"Default Title","offer_id":60385778598174,"sku":"BI-EDB-RFN50010S3P1835-XT60","price":179.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0575\/2130\/7820\/files\/batteryint-36v-10.5ah-high-capacity-upgrade-battery-rfn-warrior-battery-compatibility-sx-e500-sx-e700r-sx-e800.jpg?v=1792492555","url":"https:\/\/batteryint.com\/pt\/products\/36v-10-5ah-upgrade-battery-rfn-warrior-sx-e500-sx-e700r-sx-e800","provider":"BATTERYINT","version":"1.0","type":"link"}