7.4V 3500mAh 2S1P Li-ion Battery with BMS and JST Connectors

7.4V 3500mAh 2S1P Li-ion Battery with BMS and JST Connectors

7.4V 3500mAh 2S1P Li-ion battery with built-in BMS and a black 2-pin JST connector, designed to power compatible devices. This rechargeable battery pack uses two 18650 cells connected in series to achieve a full-charge voltage of 8.4V.

This model is particularly well-suited forsolar lighting systems, small stand-alone fountains, rechargeable LED lights, and electronic assemblies requiring a compact 2S lithium-ion power supply.

REAL TECHNOLOGY
Rechargeable lithium-ion pack.
2S1P configuration with 2 18650 cells in series.
Built-in BMS for basic protection against overcharge, deep discharge, and short circuit.
Recharge only with a compatible 2S 8.4V Li-ion charger or charging circuit.
Do not use with an unsuitable NiMH, lead-acid, LiFePO4, or 12V charger.

TECHNICAL SPECIFICATIONS
Technology: Lithium-Ion
Configuration: 2S1P
Cells: 2 x 18650
Nominal voltage: 7.4V
Fully charged voltage: 8.4V
Capacity: 3500mAh / 3.5Ah
Approximate energy: 25.9Wh
BMS: built-in
Connector: Black 2-pin JST
Output: red and black wires
Dimensions: 65 x 18 x 36mm
Approximate weight: about 95g
Rechargeable: yes
Sold individually

COMPATIBILITY
Compatible 7.4V solar lights
Compatible 7.4V solar fountain
Solar enclosures with 2S Li-ion battery pack
Compatible standalone electronic devices
Small rechargeable LED systems
Electronic assemblies requiring a 2S battery
Applications with a compatible 2-pin JST connector

APPLICATIONS
Solar garden lighting
Solar fountain
Outdoor solar lamp
Small standalone LED lighting
Low-voltage electronic device
Rechargeable electronic project
Replacing a worn-out 2S battery pack
Standalone system with rechargeable battery

BENEFITS
3500mAh capacity for good battery life
Built-in JST BMS for enhanced safety
Compact size: 65 x 18 x 36mm
Black 2-pin JST connector
Full-charge voltage of 8.4V, suitable for 2S Li-ion systems
Ideal for compatible solar lighting and fountains
Brand-new product, tested before shipping

IMPORTANT BEFORE ORDERING
Before purchasing, be sure to check the voltage of your old battery, its technology, dimensions, polarity, connector, and the available space in the device. JST connectors may come in different sizes or polarities depending on the manufacturer.

This pack is intended only for devices designed for a 2S Li-ion battery with a nominal voltage of 7.4V and a fully charged voltage of 8.4V. Do not replace a NiMH, lead-acid, LiFePO4, or other type of battery without technical inspection.

USEFUL LINK
Click here to view our selection of rechargeable Li-ion batteries.

WARRANTY AND QUALITY CONTROL New product, inspected by Accessoires Énergie before shipment. Contractual warranty: 1 year.