XTAR 18650 4000mAh Protected Lithium Battery

The XTAR 18650 4000mAh Protected Lithium Battery is a high-capacity rechargeable power solution built for devices that demand strong output and long runtime. With a 3.6V nominal voltage and up to 10A continuous discharge, it delivers reliable performance in high-drain gear where lower-quality cells fall short. 

Designed with a protected button-top cell, this battery helps safeguard against overcharge, over-discharge and short circuit, making it a dependable option for hunting gear, torches and field electronics.

With increased capacity, solid discharge performance and long cycle life, this is a premium upgrade for thermal gear, lighting setups and outdoor equipment.

Why Choose XTAR 18650 4000mAh Batteries?

• High capacity 4000mAh for extended runtime
• 10A continuous discharge for high-drain devices
• Protected cell design for added safety
• Reliable performance in torches, thermals and electronics
• 600+ charge cycles for long-term use
• Built for consistent output in demanding conditions

Specifications

• Battery Type: Lithium-ion rechargeable 18650
• Voltage: 3.6V nominal
• Capacity: 4000mAh
• Max Discharge: 10A continuous
• Protection: Yes (protected circuit)
• Terminal: Button top
• Cycle Life: 600+ cycles
• Storage Temp: -20°C to 40°C (best ≤25°C)
• Dimensions: 18.4 ± 0.3mm x 69.2 ± 0.5mm
• Weight: ≤50g
• Certifications: RoHS, CE

Ideal For

• Torches and hunting light setups
• Thermal optics and night hunting gear
• Trail cameras and remote monitoring equipment
• General high-drain electronics and field use