18650 DIY Battery Plastic Case Box with PCB & Nylon Shell

18650 DIY Battery Plastic Case Box – Complete Repair & Assembly Kit

Build or rebuild your own 18650 battery pack with this all-in-one DIY Battery Plastic Case Box. Designed for hobbyists, makers, and electronics enthusiasts, this kit includes everything you need to assemble or repair a battery pack — except the cells themselves. The high-quality nylon shell and included circuit board (PCB) make this a reliable foundation for any 18650-based project.

Key Features

• 100% Compatible Design: Engineered as a direct functional replacement for original battery housings — works seamlessly with standard 18650 cells.
• Durable Nylon Shell: Constructed from high-quality nylon and plastic materials offering excellent abrasion resistance. The shell resists deformation and is built for long-term use.
• Complete Component Set: Includes Circuit Board (PCB), Battery Plastic Case, Screws, and Springs — everything needed for battery pack repair, replacement, or DIY assembly.
• Easy Assembly: Designed for straightforward installation. Ideal for those with hands-on experience in electronics and battery assembly.
• Compact & Practical: Measures approximately 11.5 cm (4.53 in). Available in classic Black.

Package Includes

• 1 × Battery Plastic Case
• 1 × Circuit Board (PCB)
• Screws & Springs
• Note: No battery cells are included.

Important: This product is a component kit intended for users who are familiar with battery performance and have practical experience in battery assembly. Always follow proper safety guidelines when working with lithium battery components.

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Learn more: EPA guidance on lithium-ion battery handling

Frequently Asked Questions

Q: What is included in the 18650 DIY Battery Plastic Case Box kit?

A: The kit includes one Battery Plastic Case, a Circuit Board (PCB), screws, and springs. Please note that no 18650 battery cells are included — this is a housing and assembly component set designed for DIY battery pack building or repair.

Q: What materials is the 18650 battery case made from?

A: The case is made from high-quality nylon and plastic materials, making it resistant to abrasion and deformation. The overall assembly measures approximately 11.5 cm (4.53 in) and is available in Black.

Q: Who is this DIY battery case kit suitable for?

A: This kit is best suited for electronics hobbyists, makers, and DIY enthusiasts who have hands-on experience working with battery components and assemblies. It is designed to repair or replace existing 18650 battery pack housings and is not recommended for beginners without prior electronics experience.

Q: Is this battery case compatible with standard 18650 cells?

A: Yes, this case is designed to be fully compatible with standard 18650 battery cells. It serves as a direct functional replacement for original battery housings used in a variety of 18650-based DIY projects and devices.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.