Restore Your Original Pesu Battery

Has your Pesu e-bike lost riding range, stopped charging, or no longer powers your bike? EMP specializes in rebuilding original Pesu lithium-ion battery packs using premium Grade-A lithium-ion cells while retaining your factory battery housing, mounting system, and connectors.

Instead of searching for an expensive replacement battery, let our technicians restore your original battery and, when possible, upgrade it with modern higher-capacity cells for increased range.

Compatible Models

We can evaluate and rebuild many Pesu battery packs including:

• Pesu Monster
• Pesu Volador
• Pesu 36V Downtube Batteries
• Integrated Pesu Battery Packs
• Other Pesu Lithium Battery Models

Not sure which battery you have? Simply send us photos before ordering.

What's Included

• Complete battery diagnostic
• Professional battery disassembly
• Replacement of all lithium-ion cells
• Premium Samsung, LG, or Panasonic cells
• Cell balancing and matching
• BMS inspection
• Internal wiring inspection
• Capacity testing
• Load testing
• Final safety inspection
• 1-Year Warranty

Upgrade Options Available

Many Pesu battery packs can be rebuilt back to factory specifications or upgraded using today's higher energy density lithium-ion cells.

Depending on your battery configuration, we may be able to increase the overall amp-hour capacity for additional riding range.

Every battery is evaluated individually before rebuilding.

Common Battery Problems

If your battery is experiencing any of the following, rebuilding may be the best solution.

• Reduced riding range
• Battery will not charge
• Battery shuts off while riding
• Charger turns green immediately
• Battery charges unusually fast
• Battery has been sitting unused for years
• Battery no longer powers the bike

Why Choose EMP?

Thousands of lithium battery repairs completed

Premium Grade-A lithium-ion cells

Professional battery testing

Capacity upgrade options

1-Year Warranty

Nationwide Mail-In Service

Experienced battery technicians

Located in Las Vegas, Nevada

Turnaround Time

Current estimated turnaround is approximately 3–4 weeks after we receive your battery.

Shipping Instructions

After placing your order, securely package and ship us:

• Battery
• Charger

Do not ship the bicycle unless requested by our technicians.

Have Questions?

Contact our battery experts before ordering if you would like us to verify compatibility or discuss available upgrade options.

PESU Battery Rebuilds

Pesu Electric Bike Battery Rebuild Service | Monster & Volador Battery Repair