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3x AA Battery Holder with switch

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​ ​3x AA Battery Holder with Switch

​The 3x AA Battery Holder with Switch is a robust, compact power solution engineered for reliability in electronic projects, prototyping, and portable device applications. ​Featuring a durable black ABS plastic enclosure with integrated power control, this battery holder delivers a consistent 4.5V output while protecting your batteries and providing convenient access.

  • Battery Capacity: Holds 3 x AA batteries (alkaline, lithium, or rechargeable NiMH)
  • Output Voltage: 4.5V nominal (3 x 1.5V in series configuration)
  • Voltage Range: 3.0V - 4.8V (depending on battery type and charge state)
  • Maximum Current: Up to 2A continuous (limited by battery specifications)
  • Dimensions: Approximately 70mm x 50mm x 20mm (2.8" x 2.0" x 0.8")
  • Wire Length: 150mm (6") red and black tinned copper leads
  • Wire Gauge: 22 AWG stranded wire for flexibility and reliability
  • Switch Type: Integrated sliding ON/OFF switch with positive click action
  • Enclosure Material: High-impact black ABS plastic with matte finish
  • Cover Type: Removable sliding cover with secure retention mechanism
  • Contact Material: Nickel-plated spring steel for optimal conductivity
  • Weight: Approximately 45g (without batteries)

  • Professional Black Housing: Sleek matte black ABS plastic construction provides durability while maintaining a professional appearance for commercial applications.
  • Secure Sliding Cover: The removable cover features a smooth sliding mechanism with positive retention, protecting batteries from environmental contaminants while ensuring easy access for replacement.
  • Integrated Power Switch: Built-in sliding ON/OFF switch eliminates the need for external switching components, providing direct power control at the battery source.
  • Pre-wired with Quality Leads: Factory-installed 150mm tinned copper wire leads (red positive, black negative) with flexible insulation for easy integration into projects.
  • Series Battery Configuration: Internal wiring connects all three batteries in series, providing 4.5V output ideal for microcontrollers and low-power electronics.
  • Spring-Loaded Contacts: Nickel-plated spring contacts ensure reliable electrical connection while accommodating slight battery size variations.

  • Microcontroller Projects: Perfect for powering Arduino boards, ESP32/ESP8266 modules, and other 3.3V-5V development platforms
  • Portable Electronics: Ideal for handheld devices, remote sensors, and battery-powered measurement instruments
  • Educational Projects: Excellent for STEM education, electronics learning kits, and student prototyping
  • DIY Electronics: Essential component for hobbyist projects, robotics, and electronic experimentation
  • Backup Power Systems: Suitable for low-power backup applications and emergency lighting circuits
  • Sensor Networks: Reliable power source for IoT sensors, wireless modules, and data loggers

  • Easy Integration: Solder or connect wire leads directly to your circuit board or project
  • Battery Installation: Slide cover to access battery compartment, insert 3 x AA batteries observing polarity markings
  • Power Control: Use integrated switch to turn power ON/OFF as needed
  • Maintenance: Periodically check battery voltage and replace as needed for optimal performance

  • Battery Types: Alkaline (Duracell, Energizer), Lithium (L91), Rechargeable NiMH (Eneloop, etc.)
  • Voltage Requirements: Suitable for 3.0V - 5.0V electronic circuits
  • Mounting Options: Can be secured using adhesive strips, screws, or integrated into custom enclosures