2 X AA Plastic Battery Holder With DC

Dual AA Cell 3V DC Output: Accommodates two standard AA (1.5V) batteries wired in series, supplying a steady 3V power rail ideal for microcontrollers, LED modules, and breadboard circuits.

Standard 5.5mm x 2.1 mm Male DC Barrel Plug: Pre-terminated with a standard male DC jack for seamless plug-and-play connection to development boards, Arduino shields, and DC power sockets without manual soldering.

Enclosed Enclosure with Protective Cover: Fully enclosed black plastic housing with a slide-on cover safeguards internal batteries against short circuits, dust, and physical displacement during handling.

Integrated Physical ON/OFF Switch: Built-in slide switch allows effortless toggle control over circuit power directly at the source, eliminating the need for external inline switches or unplugging wires.

High-Tension Coil Spring Contacts: Nickel-plated steel spring terminals maintain continuous physical contact pressure, ensuring steady power delivery even under movement and vibration.

Durable & Compact ABS Construction: Molded from lightweight, impact-resistant ABS plastic that protects batteries while keeping project weight to a minimum.

Housing Material: High-impact black ABS composite resin.

Connector Type: 5.5mm x 2.1mm male DC barrel plug.

Technical Specifications:

Cell Compatibility: 2x AA Batteries (Series configuration, 3V nominal).

Switch Type: Integrated Slide ON/OFF Switch.

Color: Matte Black.

Usage Advice: Ensure batteries are inserted matching internal polarity markings before plugging the DC jack into sensitive microcontrollers or circuit boards.

Maintenance: Keep spring contacts clean and free of corrosion; wipe gently with a soft dry cloth or isopropyl alcohol if needed over time.

Essential Plug-and-Play Power Supply: Position as an indispensable pre-terminated 3V power pack for STEM educational kits, Arduino prototyping setups, smart sensors, and mobile DIY electronics.

Highlight DC Jack & ON/OFF Switch Convenience: Emphasize how the combined male DC plug and built-in power switch streamline testing and prevent battery drain without requiring extra hardware or soldering.

Recommended Cross-Sell Add-ons: Pair with 2 X AA Plastic Battery Holder, 4 X AA Plastic Battery Holder with DC Jack, 18650 7.4 battery box with DC plug, and ESD antistatic mat 50x40CM PCB Welding Mat.

Featured Collection Star: Display prominently on your Battery Holder & Cases collection page under the plug-and-play interface battery box series.