CR425 Battery Box – 27 Cells + 2 Chargers + Extra

Summary

Large and versatile storage box designed for 27 CR425 batteries, 2 USB chargers, and an extra compartment for accessories (spare cables, adapters, or fishing float parts). Ideal for anglers and hobbyists who need to keep all their small power essentials neatly organized.

Features

• Holds up to 27 CR425 batteries (approx. 4×25 mm each)
• Slots for 2 USB chargers – always have a backup ready
• Extra storage compartment – for cables, float tips, or spare parts
• Secure fit – batteries stay in place without rattling
• Portable design – fits in a fishing bag or tackle box
• Easy printing – no supports needed if printed in separate parts

Recommended Print Settings

• Material: PLA or PETG (PETG recommended for outdoor use)
• Layer Height: 0.2 mm
• Infill: 15–20%
• Supports: Not required

Assembly

To assemble the box, you will need:

• 3 × M3 D912 screws, 35 mm length

These screws ensure a strong and reliable connection between the box parts.

Tip: Tighten gently — overtightening may crack the plastic.

Print Tips

• If you plan to carry it outdoors often, print in PETG for better durability and moisture resistance.
• The extra compartment can hold small items like USB cables, float tips, or spare LEDs.
• For a tighter fit, add a thin piece of EVA foam inside the lid.