JETECH 48V 15Ah Battery Rebuild Service | Premium Cell Upgrade

Restore Your JETECH Battery with Premium Lithium-Ion Cells Has your JETECH e-bike battery lost range, stopped charging, or begun shutting off under load? Instead of replacing the entire battery, EMP can professionally rebuild your original battery using brand-new premium lithium-ion cells while preserving your factory enclosure and mounting system. Our rebuild service replaces every battery cell inside your original pack with high-quality Grade-A cells from trusted manufacturers such as Samsung, LG, or Molicel. Each battery is professionally assembled, balanced, tested, and inspected before being returned. Compatible Battery This rebuild service is designed for the following battery: Manufacturer: JETECH Energy Technology Co., Ltd. Voltage: 48V Capacity After Rebuild: 15Ah Cell Configuration: 13S3P Cell Type: 21700 Lithium-Ion Charge Voltage: 54.6V If your battery looks similar but has different specifications, contact us before placing your order. What's Included Complete battery diagnostic Full replacement of all lithium-ion cells Premium Grade-A lithium-ion cells BMS inspection and functional testing Internal wiring inspection Balance charging Capacity verification Final load testing Professional cleaning and reassembly One-Year EMP Warranty Premium Cell Options We build this battery using premium 21700 lithium-ion cells from manufacturers including: Samsung 50S LG M50LT Molicel P50B Cell selection may vary based on inventory while maintaining the advertised battery capacity and performance. Why Rebuild Instead of Replace? Many factory batteries use lower-cost OEM cells that gradually lose capacity after repeated charge cycles. Rebuilding your original battery with premium cells can provide: Longer riding range Improved reliability Better voltage stability Longer service life Higher quality components than many factory-installed batteries Our Rebuild Process Receive your battery. Perform a complete diagnostic inspection. Contact you if any additional repairs are needed. Replace all battery cells. Inspect and test the BMS. Balance charge the battery. Perform capacity and load testing. Return your rebuilt battery ready to ride. Turnaround Time Most JETECH battery rebuilds are completed within 2–3 weeks after your battery arrives. Warranty Every rebuild includes our 12-Month EMP Limited Warranty. Have Questions? Not sure if this is your battery? Email: Sales@EMP.Vegas Or send us photos before ordering and we'll confirm compatibility.