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.

JETECH Battery Rebuild Services

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