ABS 18650 Battery Holder Review: DIY Power Bank Case

4.8 / 5
Rated 4.8 out of 5 based on the strong 96.7% positive customer rating, high sales volume over 1,500 units, durable ABS construction, and exceptional value under $2.
1.30 USD
Sales
4.8 / 5
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Problem & Solution

Exposed 18650 lithium-ion cells pose dangerous short-circuit hazards and create messy wiring when integrated into custom electronics projects. Attempting to solder wires directly to battery terminals can damage the cells and lead to loose connections under motion or stress.

This ABS 18650 Battery Holder Storage Box provides a rigid, fully insulated housing with pre-installed hard pins for direct PCB mounting. It securely locks your batteries in place while providing clean, reliable solder points for your circuit board.

Whether you need a simple single-cell holder or a 4-slot high-capacity array, this enclosure eliminates wiring clutter and protects your batteries, giving your DIY power bank or project a clean, professional finish.

Who Is It For?

Ideal for DIY electronics enthusiasts, maker community builders, Arduino/Raspberry Pi developers, and robotics hobbyists needing a safe battery base for custom portable projects.

Also perfect for repair technicians and custom power bank builders looking for an ultra-affordable, high-quality 18650 storage chassis with direct solder pins.

Key Features

  • High-Impact ABS Plastic Construction
    Delivers flame-retardant electrical insulation and physical protection against drops.
  • Integrated Hard Solder Pins
    Allows direct, sturdy mounting onto custom PCBs without loose wire leads.
  • Multiple Slot Configurations (1X to 4X)
    Provides modular flexibility for 3.7V single-cell up to 4-series/parallel custom power banks.
  • Precision Tension Clips
    Holds standard 18650 cells firmly in place to prevent dislodging during vibration.
  • Ultra-Compact Footprint
    Fits easily into tight project enclosures and 3D-printed housings without wasting space.

Pros & Cons

Pros

  • Exceptional price-to-quality ratio with a 64% discount at just $1.30
  • Hard pins make PCB mounting clean, quick, and mechanically robust
  • Sturdy ABS frame prevents flexing and terminal strain
  • Available in 1, 2, 3, and 4 slot variants for versatile project designs

Cons

  • Requires basic soldering skills and custom wiring/BMS integration for power bank functionality
  • Strictly fits standard flat-top and button-top 18650 cells, not larger 21700 or protected cells

FAQ

Does this battery holder include a BMS or charging circuit board?

No, this is a passive battery holder case with hard pins. You need to connect your own power bank module, BMS, or step-up board.

Are the hard pins easy to solder directly onto a PCB?

Yes, the hard metal pins are designed to fit standard circuit board holes, offering solid thermal conductivity and a mechanical anchor.

Can protected 18650 cells fit inside these slots?

Standard non-protected 18650 cells fit best. Protected 18650 cells are slightly longer and may result in a very tight fit.

Final Verdict

The ABS 18650 Power Bank Holder Case with hard pins is an absolute must-have for any electronics maker or DIY project builder. Backed by over 1,500 sales and a impressive 96.7% rating, it delivers durable structural protection and seamless PCB integration at an unbeatable $1.30 price point.