2x18650 battery holder with 5.5mm DC jack

The 18650 battery holder with a 5.5mm DC Jack offers you a simple and reliable solution for using 18650 lithium batteries in your projects. This model accommodates three batteries that are connected in series and outputs a standardized voltage of 7.4V. The robust ABS housing and nickel-plated spring plate ensure long service life and reliable connection. The holder is particularly useful for DIY projects that require a portable power source and can be directly connected to an Arduino. The DC 2.1 connector has an outer diameter of 5.5mm and an inner diameter of 2.1mm, making it compatible with many standard plugs. The compact size and lightweight make the battery holder ideal for mobile projects or prototypes.

Features:

• The battery holder is made of robust ABS material.
• The spring plate is nickel-plated and made of stainless steel.
• The battery holder accommodates three 18650 batteries connected in series.
• The DC connector has an outer diameter of 5.5mm and an inner diameter of 2.1mm.

Application Examples:

• Use in portable DIY electronics projects.
• Application in mobile robot platforms or vehicles.
• Connection with Arduino for battery-powered projects.
• Usage in solar charging stations for small devices.
• Application in laptop batteries or power banks.

Technical Specifications:

• Manufacturer: DFRobot  
• Manufacturer SKU: FIT0538  
• Battery Type: 18650  
• Number of Cells: 2 in series
• Output Voltage: +- 7.4V  
• Connector: DC Jack 5.5mm/2.1mm 
• Contacts: Nickel
• Material: ABS
• Size: 78 x 40 x 21.5 mm
• Weight: 19g  

Package Contents:

• 1x 2x18650 Battery Holder with 5.5mm DC Jack