1x Battery for JBL Boombox 4; PartyBox 720, 520 Battery 600 (5000mAh, 21.6V) from CELLONIC
Not available
Expected on 25.09.2026
5% discount if ordered in advance
Shipping: 4.95 €
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What our customers say
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Anatol Germany
First impressions are good; it lasts just as long as the original, if not a little longer.
Verified purchase
-
Hubert Germany
Can't say anything yet ????
Haven't tested it yet.
But I'll keep you posted ????Verified purchase
Fits your
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That does not necessarily mean it will not fit — our compatibility list is not exhaustive.
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Fits 3 devices
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Replaces these original part numbers
- JBL Battery 600
- JBL FG6CELL21700G
Description
Portable speaker replacement batteries from CELLONIC
A replacement battery can help you keep listening to music and podcasts on a portable speaker when its battery is worn. Check the exact model, battery reference and connection, and follow the manufacturer’s replacement instructions.
Compatible models (selection): JBL Boombox 4; PartyBox 720, 520
Capacity: 5000mAh
Voltage: 21.6V
Cell type: Lithium Ion
Energy: 108Wh
Quantity: 1x
Battery type: Battery 600
Length (mm): 136.80
Width (mm): 90
Height (mm): 25
Before ordering, compare your device, battery type and specifications with the product details.
Compatibility
JBL Boombox 4, JBL PartyBox 720, JBL PartyBox 520
See the Compatibility tab for the complete checked list and applicable restrictions.
subtel has specialised in batteries and accessories since 2004.
Technical details
| Article number: | 943630 |
|---|---|
| Weight: | 500 g |
| Length: | 136.8 mm |
| Width: | 90 mm |
| Height: | 25 mm |
| Voltage: | 21.6V |
| Technology: | Lithium Ion |
| Capacity: | 5000mAh |
| EAN: | 4063714177341 |
Compatibility
Replaces the following products
Reviews
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Anatol Germany
First impressions are good; it lasts just as long as the original, if not a little longer.
This review was translated automatically. Source language wasErster Eindruck ist gut hält genauso lange wie die original wenn nicht noch ein wenig länger.Verified purchase
-
Hubert Germany
Can't say anything yet ????
Haven't tested it yet.
But I'll keep you posted ????This review was translated automatically. Source language wasKann noch nichts sagen ????
Noch nicht getestet.
Aber halte euch auf dem Laufenden ????Verified purchase
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Tamara Switzerland
Verified purchase
-
This review was translated automatically. Source language was
Verified purchase
Product safety
Manufacturer / EU Responsible person
| Manufacturer | subtel GmbH |
|---|---|
| Address | Mainzer Str. 3, Berlin, 10247, Germany |
| info@subtel.es | |
| Safety data sheet | download |