Durable Heat-Resistant Battery Case Seal for Long-Lasting Electronic Applications
Item specifics
- Color (General)
- Custom
- Material
- EPDM or other rubber materials: NBR, CR, IIR
- Length
- Custom
- Dimension
- Custom
- Temperature Range
- -45°C—125°C
- Shore Hardness
- 50-95 Shore A or customize
- Tensile strength
- 5~12Mpa
- Elongation at break
- 400%
Review
Description
Battery Case Seal Introduction

Its remarkable waterproof property acts as a robust shield, preventing any moisture from infiltrating the battery case.
Customization Options
RESRUB could produce the tubing with enough length to fully connect any size loop.
And available to custom colors, such as black, white, pink, etc.


Material Advantages
Constructed from high - quality silicone or specially formulated rubber, it presents a suite of outstanding features.
Battery Case Seal Properties:
Length | Customizable | OEM/ODM | Available |
Logo | Customer Logo Available | Lead Time | 10 Days |
MOQ | 100 Meters | Application | Gaming Case |
Installation matters
When installing a battery box seal, check whether the seal and battery box are damaged in advance, accurately measure the fitting size, perform the installation according to the type specifications, and check the sealing effect and appearance after installation.
What is the significance of a battery case seal?
The most common inner diameter(ID) sizes are 1/4" and 2/9". The outer diameter(OD) of tubing is the measurement between the outer wall of the outer wall of the opposite side. Common OD sizes for PC tubing are 1/2", 3/7", and 4/9". The wall thickiness of PC cooler tubing is the difference between the OD and ID.
How do I choose the right battery case seal for my battery?
Begin by identifying your battery's chemistry, such as lithium - ion, lead - acid, or nickel - metal hydride. Different chemistries have varying requirements. For example, lithium - ion batteries may need seals that can withstand high - temperature charging and discharging cycles. Measure the dimensions of your battery case's sealing area accurately.
How often should I replace the battery case seal?
The replacement frequency depends on several factors. If the battery is used in harsh conditions, such as extreme temperatures, high humidity, or frequent vibration, the seal may need to be replaced more often. Regularly inspect the seal for signs of wear, such as cracks, hardening, or loss of elasticity.

Item | Battery Case Seal | |
Size | Customize | |
Material | EPDM or Silicone | |
Hardness | 50-95 Shore A or customize | |
Color | White or customize any color | |
Density | 0.6-1.45/cm³ | |
Temperature resistant | -45°C—125°C | |
Tensile strength | 5~12Mpa | |
Elongation at break | 200~900% | |
Lead time | 3 days for sample, 15 days for batch order | |
Packing method | Carton/ PE bag / Wooden pallet / Paper roll | |
Price tip | The price above is for your reference, final actual price depends on your design,material request, surface treatment, order quantity, package request, etc. |