Polly DP-2170-5C Ebike Battery Case

This is an empty battery case designed for constructing a custom 13S4P 48V battery pack using 21700 cells.

Compatible with the Polly DP-2170-5C model.

Batteries are not included.

Material: Plastic

Color: Black

Dimensions: L368 × W95 × H125 mm (Note: Allow 1–3 mm measurement tolerance)

Type: Down tube e-bike battery case

Features:

Includes cell holder and bottom fixing plates

Mechanical push-up locking system (with 2 keys)

Power indicator light

Max capacity: Can hold up to 52 pcs of 21700 cells

Suggested Battery Configuration: 10S5P-36V / 13S4P-48V using 21700 cells

Nickel Strip Set (2 Options):

Material: Nickel-plated strip

Thickness: 0.15mm

For 10S5P or 13S4P 21700 battery pack

Purchase Options:

Option 1: Battery case + nickel strip set

Option 2: Battery case only

Important Notes & Disclaimer:

1- This product is an EMPTY battery case only. Battery cells and BMS are NOT included.

2- For experienced users only. This product is intended for professionals or users who already have experience in lithium battery pack assembly.

3- We do NOT provide instructions, tutorials, or technical guidance on how to assemble a complete battery pack.

4- Incorrect assembly may cause safety risks. Please ensure you have the necessary knowledge, tools, and safety precautions before use.