OEM Injection Molding Plastic Lithium Battery Case ABS Plastic Case

• Customization: Available
• Material: PE
• Application: Medical, Household, Electronics, Automotive, Agricultural
• Model NO.: SA-DCK
• Certification: RoHS, ISO
• Item: Plastic Battery Case
• Technics: Injection
• Part Type: Plastic Parts
• Weight: as Per UR Requirements
• Shipping Port: Qingdao, Ningbo, Shanghai
• Export Markets: Global
• Surface Treatment: Spraying/Polishing/Galvanized/Electroplating
• Place of Origin: China
• Transport: by Sea or Air
• OEM Service: Yes
• Custom Made: Yes
• Logo Printing: Customized
• MOQ: 10-1000PCS
• Free Sample: Yes
• Inner Package: Carton Box/Plastic Bag
• Transport Package: Plywood
• Specification: SGS
• Trademark: OEM
• Origin: Weifang City, Shandong Province, China
• HS Code: 7326199000
• Production Capacity: 1000000PCS/Month
• Package Size: 20.00cm * 15.00cm * 5.00cm
• Package Gross Weight: 0.500kg

Product Description

                              OEM Injection Molding Plastic Lithium Battery Case ABS Plastic Case

Product Description

12v 20ah lithium battery box, injection molded with high quality ABS material!
External size: 181*77*170mm, etc.
Internal size: 176*70*156mm, etc.
Can hold 56 18650 batteries, 20 32650 batteries!
Spot colors are black, black top cover green bottom case, black top cover Tianneng green
bottom case!

Other colors can be customized, MOQ 500!
In addition, silk screen printing is supported, and the MOQ is 100!

   

Product range	Producr design,mold design, mold making and produce plastic parts
Processing Craft	Mold fabrication, Injection etc;
Material	ABS,BMC, SMC, AS,PVC,Nylon(PA),PP,PC,PE,POM,PS,HDPE,TPE,TPU etc
Surface finish	Polishing finish,Texture Finish,Glossy Finish,Electroplating,Painting,Slik print,Rubber Painting etc
Color	RAL/PANTONE color
Mold Standard	DME,LKM,FUTA,HASCO etc.
Mould Base	as per customer's requirement
Tolerance	0.01~0.1mm
File Format	Solidworks,Pro/Engineer,Auto CAD,PDF,JPG
Quality Control	Quality Control
Inspection	IQC, IPQC,FQC,QA
Application	All kinds of plastic injection parts being used in a variety of industrial application

item	value
Warranty	Other
Brand Name	OEM
Material	ABS
Model Number	QH12-20B
Place of Origin	China
	Shandong
Material	ABS
Product name	Battery Case
Color	Black
Application	Battery Pack
MOQ	50 Piece
Used for	26650 18650 Battery
external size	181*77*170mm, etc.
internal size	176*70*156mm, etc.
Weight	0.32KG, etc.
OEM/ODM	Welcome

 Advantages:
           1. Competitive price.
           2. Strict quality control system.
           3. Quick mold making and delivery.
           4. Advanced equipment, excellent R&D teams.
           5. Professional technicians and rich experienced workers.

Rapid tooling
Fast and cost-effective process to create aluminum or steel injection molds for quick turn injection molding. Ideal for rapid prototyping needs or validating product concept for production.

Overmolding
Overmolding is a unique injection molding process that combines two or more components together. It is the best practice for the plastic manufacturing of multi-color and multi-layers products.

Insert molding
Insert molding is a custom injection molding process that encapsulates components in a plastic part. It is most commonly used for prototype injection molding designs with threads and holes.

Liquid Silicone Rubber injection molding
Liquid silicone rubber (LSR) is a flexible prototype injection molding process that produces elastic, durable parts. Get custom prototypes and production parts from 15 days.

Item Description
1.Mould  material P20,718H,45#,STAVAX ESR S136,H13,2316,2083,2344
2.Hardness of  steel vacuum quenching  ,nitride,HRC41-47, HRC46-50,HRC60
3.Inserts / Slider steel H13 (DIN.1.2344),tempered with HRC46-50
4.Mould spare parts H13 (Din 1.2344),tempered with HRC40-45,nitrited with HRC60-62
5.Mould base LKM,HASCO
6.Mould cavity Single / Multi
7.Runner system Hot / Cold
8.CAD centre for data formats IGES,X_T,STP & DWG,etc
9.Plastic material ABS,PC,PE,PP,PS.
10.Mould life 80000- more than 1000000
11.Delivery time 4-8 weeks
12.Terms of payment T/T, Paypal, Western Union and so on

Our Services
1.Product Design,Structural Optimization,Process Optimization
2.Mold Making,Plastic Molding Parts,Casting Parts,Machining Part
3.Manage Project,Control The Delivery and Quality of Products
4.Arranging the Transportation,Customs Clearance and other Matters for You.

Q1: What is Bicycle Battery Box?

A1: A Bicycle Lithium Battery Box is a specially designed protective casing that houses the lithium-ion (Li-ion) or lithium-polymer (LiPo) battery pack on an electric bicycle (e-bike). It serves as a secure and weatherproof enclosure, protecting the battery cells and the Battery Management System (BMS) while providing a mounting point on the e-bike frame.

Q2: What are the main functions of the battery box?

A2: The battery box performs several critical functions:

• Physical Protection: Shields the battery from impacts, vibrations, and road debris.
• Environmental Sealing: Protects against water, dust, and mud, often rated to an IP standard (e.g., IP65, IP67).
• Electrical Safety: Prevents short circuits by insulating the battery terminals.
• Thermal Management: Helps dissipate heat and protects from extreme temperatures.
• Secure Mounting: Provides a stable and often lockable attachment to the e-bike frame.

Q3: What materials are used to make the battery box?

A3: The enclosure is typically made from:

• High-impact plastics like ABS or polycarbonate for lightweight insulation.
• Aluminum alloy for superior strength, heat dissipation, and a sleek, integrated look.
• Often, a combination of both materials is used, with a plastic outer shell and an aluminum inner frame.

Q4: What is the role of the Battery Management System (BMS) inside the box?

A4: The BMS is the "brain" of the battery pack. Its key roles include:

• Cell Balancing: Ensures all individual cells charge and discharge evenly.
• Overcharge/Over-discharge Protection: Prevents damage from excessive voltage.
• Short Circuit & Overcurrent Protection: Shuts down power in case of a fault.
• Temperature Monitoring: Protects the battery from operating in unsafe temperature ranges.
• State-of-Charge (SoC) Calculation: Provides accurate data for the battery level indicator.

Q5: How is the battery box mounted on an e-bike?

A5: The box is mounted using a secure system integrated into the e-bike frame. Common locations include:

• Downtube Mount: The most common location, integrated into the main frame tube for a low center of gravity.
• Rear Rack Mount: Attached to a carrier over the rear wheel, often used for retrofit kits.
• Seat Tube or Frame-Integrated Mounts: Alternative locations for specific frame designs. The battery usually locks into place with a key or a tool to prevent theft.

Q6: Can I charge the battery while it's inside the box on the bike?

A6: Yes, in most cases. The battery box has a sealed port that allows a charging cable to be plugged in directly while the battery is mounted on the bicycle. Some models also allow the battery to be easily removed for charging indoors.

Q7: How can I tell how much charge is left in the battery?

A7: Most battery boxes have a built-in State-of-Charge (SoC) indicator, typically a series of LED lights on the top or side of the box. Pressing a button will display the remaining charge level. This information is also usually shown on the e-bike's main display unit.

Q8: Is the battery box waterproof?

A8: While not fully "waterproof" in the sense of being submersible, a high-quality battery box is highly water-resistant. It is designed and tested to meet specific IP (Ingress Protection) ratings, such as IP65 (protected against low-pressure water jets) or IP67 (protected against temporary immersion in water). This ensures reliable performance in rain and wet conditions.

Q9: What should I do if my battery box is damaged?

A9: If the battery box is cracked, broken, or shows signs of damage (e.g., water ingress, exposed wiring), you should stop using the e-bike immediately. A damaged enclosure can compromise the safety of the lithium battery, potentially leading to electrical faults or fire hazards. Contact the manufacturer or a certified e-bike technician for inspection and replacement.
 

Quality First,Price Best,Service Foremost!                 
We assure you of our best services at all times!
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