Buy CELLONIC replacement batteries for JBL Bluetooth speakers

Choose CELLONIC for long-lasting power, reliable performance and easy installation.

Is your JBL Bluetooth speaker no longer holding charge or cutting out mid-song? Then it’s probably time for a new battery. A high-quality CELLONIC replacement JBL battery can make your wireless speaker perform like new again, offering you hours of continuous playtime between charges.

A weak and dying battery doesn’t have to mean the end of your favourite speaker. By replacing your JBL speaker battery with a premium replacement, you can restore it to the full power, sound quality and portability that made it great in the first place - all at a fraction of the cost of buying a new speaker.

CELLONIC replacement batteries are built for long-term reliability, delivering steady performance over many hundreds of charge cycles when properly cared for. Each one is precisely designed for your JBL model, ensuring a perfect fit and safe, efficient charging.

Replacing your battery isn’t just better for your wallet - it’s better for the planet. You’ll keep your speaker out of landfill, cut electronic waste and enjoy years more music and podcasts from your existing device.

✅ High-capacity cells for extended listening time

✅ Perfect compatibility with JBL Flip, Charge and Xtreme series

✅ More affordable than original JBL batteries, yet equally reliable

✅ Simple installation - replace your battery at home in minutes

✅ Eco-friendly choice that extends your speaker’s life

✅ CE-certified safety with protection against short circuits, overcharging and overheating

✅ Fast UK delivery, 30-day returns and a 3-year guarantee

Bring your JBL back to life with a CELLONIC battery - more power, longer playtime and dependable, long-term performance.

Our range includes replacement batteries for all popular JBL Bluetooth speaker models, including:

JBL Flip Series - Flip 1-7, Flip Essential 1 & 2

JBL Charge Series - Charge 1-6, Charge Essential 1 & 2, Charge 5 WiFi

JBL Xtreme Series - Xtreme 1-4, Xtreme Special Edition

JBL Boombox Series - Boombox 1-4, BassPro Go

JBL PartyBox Series - PartyBox 100-520, Stage 320, Club 120

JBL Clip Series - Clip 1-5, Clip Plus, Micro 2

JBL Pulse Series - Pulse 1-5

JBL Go Series - Go 1-4

Other models - Link 10 & 20, Bar 800-1300X, Authentics 300, JR POP, Tuner 1-XL, Soundgear, Trip, Turbo, Wind / Wind 3 / Wind 3S

Capacity range: typically from 2,000 mAh to 10,000 mAh depending on model

Voltage: varies by speaker model and cell configuration

Cycle life: designed for several hundred full charge cycles under normal use

If you don’t see your model listed here, check with the search tool at the top of this page. Simply select ‘JBL’ as the brand and then select your speaker model. We most likely have a match for your speaker, too!

Replacing your JBL Bluetooth speaker battery is quick, easy and something you can do yourself at home with minimal tools and effort.

Although the process varies slightly from model to model, it generally follows this pattern:  

1. Turn off and unplug your speaker
2. Use a plastic pry tool to carefully remove the outer casing or grille
3. Unscrew the internal housing to access the battery
4. Disconnect the old battery plug from the circuit board
5. Remove the battery gently - use slow pressure if adhesive is used
6. Insert the new CELLONIC battery and reconnect the plug
7. Reassemble the speaker, replace the screws and casing
8. Charge the speaker fully, then turn it on

Tip: Before replacing any battery, always check that the replacement is fully compatible with your device. Always dispose of your old battery responsibly.

Note: Opening your speaker may affect its waterproofing. Be sure to reseal covers properly during reassembly.

Replacing your JBL speaker battery is quick and straightforward. Here’s what you’ll need:

• A small Phillips screwdriver
• A plastic prying tool or opening pick
• A clean, flat workspace
• Your new CELLONIC replacement battery

Optional: use a magnetised screwdriver for small screws, tweezers for wire handling and an anti-static mat if you have one.

In our online shop you’ll find a full range of JBL accessories designed for performance, portability and protection.

Complete your setup with:

• Replacement JBL speaker chargers and USB charging cables for reliable charging at home or on the go
• Audio cables, including jack-to-jack (AUX) cables for wired connections to laptops, phones and other devices
• Power adapters for home, travel and office use
• Hard cases, protective speaker covers and carry bags to keep your JBL Bluetooth speaker safe from dust and damage

Keep your JBL Bluetooth speakers powered, connected and protected - all with fast UK delivery and a 3-year guarantee from subtel.