---
product_id: 441868246
title: "10400mAh SUN-INTE-125, 2INR19/66/4 Battery Replacement Compatible with JBL PartyBox 300 High Power Portable Wireless Bluetooth Party Speaker"
brand: "mpf products"
price: "396 zł"
currency: PLN
in_stock: true
category: "Mpf Products"
url: https://www.desertcart.pl/products/441868246-10400mah-sun-inte-125-2inr19-66-4-battery-replacement-compatible
store_origin: PL
region: Poland
---

# 7.4V stable voltage output 1-year hassle-free replacement warranty 10400mAh high-capacity power 10400mAh SUN-INTE-125, 2INR19/66/4 Battery Replacement Compatible with JBL PartyBox 300 High Power Portable Wireless Bluetooth Party Speaker

**Brand:** mpf products
**Price:** 396 zł
**Availability:** ✅ In Stock

## Summary

> 🔋 Power up your party, don’t let the music stop!

## Quick Answers

- **What is this?** 10400mAh SUN-INTE-125, 2INR19/66/4 Battery Replacement Compatible with JBL PartyBox 300 High Power Portable Wireless Bluetooth Party Speaker by mpf products
- **How much does it cost?** 396 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/441868246-10400mah-sun-inte-125-2inr19-66-4-battery-replacement-compatible)

## Best For

- mpf products enthusiasts

## Why This Product

- Trusted mpf products brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Lightweight & Portable:** At just over 1 pound, this battery replacement keeps your party speaker portable and ready to roll.
- • **Seamless Compatibility:** Perfectly engineered replacement for SUN-INTE-125 & 2INR19/66/4 battery models—no guesswork, just plug & play.
- • **Confidence in Every Charge:** Backed by a 1-year replacement warranty, so you never miss a beat or a bass drop.
- • **Power Your Party All Night:** Massive 10400mAh capacity keeps your JBL PartyBox 300 booming longer than ever.
- • **Reliable Voltage Stability:** Consistent 7.4V output ensures your speaker performs at peak power without interruptions.

## Overview

This 10400mAh lithium-ion battery replacement is designed specifically for JBL PartyBox 300 series speakers, delivering stable 7.4V power output and extended playtime. Lightweight and backed by a 1-year warranty, it ensures your wireless party speaker stays charged and ready for every celebration.

## Description

10400mAh SUN-INTE-125, 2INR19/66/4 Battery Replacement Compatible with JBL PartyBox 300 High Power Portable Wireless Bluetooth Party Speaker.

## Features

- Replacement for the Following Battery Model/Part Numbers: SUN-INTE-125, 2INR19/66/4, GSP-ICR2S4P-PB350A.
- Intended for/Compatible with the Following Bluetooth Speaker Models: JBL PartyBox 300, JBLPARTYBOX300AM, JBLPARTYBOX300BR, JBLPARTYBOX300CN.
- 7.4V 10400mAh 76.96Wh Lithium-ion Rechargeable Battery Pack.
- 1 Year Replacement Warranty.
- MPF Products is a Registered Trademark.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09DLFP1WW |
| Batteries | 1 Lithium Ion batteries required. (included) |
| Best Sellers Rank | #5,689 in Portable Bluetooth Speakers #40,509 in MP3 & MP4 Player Accessories |
| Customer Reviews | 3.5 3.5 out of 5 stars (8) |
| Date First Available | August 25, 2021 |
| Item Weight | 1.07 pounds |
| Item model number | SUN-INTE-125 |
| Manufacturer | MPF Products |
| Package Dimensions | 8.43 x 5.47 x 2.32 inches |

## Product Details

- **Battery Capacity:** 10400 Milliamp Hours
- **Battery Cell Composition:** Lithium Ion
- **Brand:** MPF Products
- **Number of Batteries:** 1 Lithium Ion batteries required. (included)
- **Recommended Uses For Product:** Replacement Battery

## Images

![10400mAh SUN-INTE-125, 2INR19/66/4 Battery Replacement Compatible with JBL PartyBox 300 High Power Portable Wireless Bluetooth Party Speaker - Image 1](https://m.media-amazon.com/images/I/61DtwNOkBsL.jpg)

## Frequently Bought Together

- MPF Products 10400mAh SUN-INTE-125, 2INR19/66/4 Battery Replacement Compatible with JBL PartyBox 300 High Power Portable Wireless Bluetooth Party Speaker
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**Shop now:** [https://www.desertcart.pl/products/441868246-10400mah-sun-inte-125-2inr19-66-4-battery-replacement-compatible](https://www.desertcart.pl/products/441868246-10400mah-sun-inte-125-2inr19-66-4-battery-replacement-compatible)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-29*