Replacement JBL PartyBox 310 Speaker Battery (7.4 Volt, 10400 mAh, Li-Ion)
Item #: CS-JPB310SL   |    Ships Directly from Manufacturer

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Replacement JBL PartyBox 310 Speaker Battery (7.4 Volt, 10400 mAh, Li-Ion)

Item #: CS-JPB310SL   |  Ships Directly from Manufacturer

Today's Price: $98.95


Price: $98.95


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Product Specifications for Replacement JBL PartyBox 310 Speaker Battery (7.4 Volt, 10400 mAh, Li-Ion)

Specifications:
BM Part #: CS-JPB310SL
Voltage: 7.4 Volt
Capacity: 10400 mAh
Type: Li-Ion
Length: 4.18"
Width: 4.11"
Height: 1.82"
Shipping Weight: 1.47Lbs
Warranty: 1 Year

Product Description

This Speaker battery replaces the JBL PartyBox 310 and is compatible with the models listed below. It is made with high quality cells and meets or exceeds the manufacturer's specifications.

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Cross Reference & Compatibility

The Replacement JBL PartyBox 310 Speaker Battery (7.4 Volt, 10400 mAh, Li-Ion) has been cross-referenced to be compatible with or replace these OEM part numbers and models:
CS-JPB310SL
OEM
  • JBL GSP-2S4P-PB350A
  • JBL GSP-2S4P-PB350B

This battery can be used in these models:

Speaker
  • JBL PartyBox 310

Customer Reviews

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What our Customers are saying
exact replacement
February 9, 2026
by on February 9, 2026

Battery Mart had the exact battery replacement for my JBL Party Box 310

Hectito
West Hartford, CT
Would recommend to a friend?
Yes