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21700 New Energy Battery Shell No.5 No.7 Cylindrical Lithium Battery Accessories 3.7V
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21700 New Energy Battery Shell No.5 No.7 Cylindrical Lithium Battery Accessories 3.7V

MOQ: 100pcs
Price: Negotiable
Standard Packaging: Carton
Delivery Period: 5-8 working days
Payment Method: L/C,D/A,D/P,T/T,Western Union,
Supply Capacity: 100000pcs/month
Details Information
Product Description
Detail Information
Place of Origin
China
Brand Name
XWELL
Certification
CE
Model Number
21700
Model:
21700
​​Voltage​:
3.7V (for 5#/7# Cylindrical Li-ion Batteries)
Surface Finish​:
Pre-nickel Plated, Smooth & Anti-corrosive.
​​Accessories​:
Full Set Of 21700 Battery Components Included.
​Testing​:
Advanced Equipment For Dimensional And Internal Pressure Checks.
​​High-Quality Material​:
Made From Premium 304 Stainless Steel With Multi-process Stamping For Durability.
Precision Dimensions​:
Strict Quality Control Ensures Accurate Sizing (±0.05mm Tolerance).
​​Safety Performance​:
Special Structural Design For Power-off And Explosion-proof Functions.
Highlight:

New Energy battery shell

,

18650 battery shell

,

3.7V lithium battery accessories

Product Description

21700 New Energy Battery Steel Shell Shell No. 5 No. 7 Cylindrical Lithium Battery Accessories 3.7V Pre-nickel Plated Steel Shell

​1. Product Overview​​

​​Product Name:​​ 21700 New Energy Battery Steel Shell (Pre-Nickel Plated)
​​Brand:​​ Xwell
​​Model:​​ 21700 Battery Shell
​​Material:​​ 304 Stainless Steel (Imported Raw Materials)
​​Customization:​​ Supported (OEM/ODM Available)
​​Origin:​​ China

​2. Key Features & Advantages​​

​​Feature​​ ​​Description​​
​​High-Quality Material​​ Made from premium 304 stainless steel with multi-process stamping for durability.
​​Precision Dimensions​​ Strict quality control ensures accurate sizing (±0.05mm tolerance).
​​Safety Performance​​ Special structural design for power-off and explosion-proof functions.
​​Customizable​​ Supports custom drawings and sample-based production.
​​Factory Direct Sales​​ Competitive pricing with complete specifications and spot inventory.

​3. Technical Specifications​​

​​Parameter​​ ​​Details​​
​​Voltage​​ 3.7V (for 5#/7# cylindrical Li-ion batteries)
​​Surface Finish​​ Pre-nickel plated, smooth & anti-corrosive.
​​Accessories​​ Full set of 18650 battery components included.
​​Testing​​ Advanced equipment for dimensional and internal pressure checks.

​4. Applications​​

​​Widely used in:​​

  • ​​New Energy Vehicles​​ (EVs, hybrid cars)
  • ​​Solar Energy Storage​​ (Photovoltaic systems)
  • ​​Consumer Electronics​​ (Power banks, laptops)
  • ​​E-Bikes & Scooters​​

Application Examples: electric cars, e-bikes, backup power devices

5. Why Choose Xwell?​​

​​Quality Assurance:​​ ISO-compliant production with no material shortcuts.
​​R&D Focus:​​ Optimized for high-energy-density batteries.
One-Stop Service:​​ From prototyping to mass production.

​​Packaging:​​ Vacuum-sealed to prevent oxidation.
​​MOQ:​​ Negotiable (available for urgent orders).

Tags: 

lithium battery accessories,  

battery shell

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Products
PRODUCTS DETAILS
Products

Battery Lab Equipment

Battery Production Line

Cylindrical Cell Production Line

Prismatic Cell Manufacturing

Pouch Cell Manufacturing

Lithium Ion Battery Raw Material

Cathode Material

Anode Material

Battery Electrolyte

Battery Separator

Coin Cell Parts

Cylindrical Cell Parts

Battery Tabs

Battery Current Collector

Battery Binder

Battery Conductive Materials

Battery Pack Materials

Welding Electrode

Welding Jig

Prismatic Battery Belt

Prismatic Battery End Plate

Battery Pack Case

Battery Insulation Sheet

Sodium Ion Battery Materials

Sodium Ion Battery Cathode Material

Solid State Battery Materials

Solid Electrolyte

Solid State Battery Separator

Battery Pack Accessories

Battery Pack Holder

Nickel Strip Sheet

Battery Pack Shrink Tube

Insulation Highland Barley Paper

Battery Pack Assembly Line

Battery Cell Sticking Machine

Battery Cell Sorting Machine

Battery Spot Welding Machine

Battery CCD Tester

Plasma Cleaning Machine

PVC Shrinking Machine

Nickel Strip Cutting Machine

Laser Cleaning Machine

Battery Laser Welding Machine

Prismatic Battery Compress Machine

Battery Testing Equipment

Battery Grading Machine

Battery Charge And Discharge Machine

BMS Testing Machine

Battery Comprehensive Tester

Battery Safety Testing Equipment

Waste Battery Crushing Recycling Line
  • name
  • name
  • name
  • name
21700 New Energy Battery Shell No.5 No.7 Cylindrical Lithium Battery Accessories 3.7V
MOQ: 100pcs
Price: Negotiable
Standard Packaging: Carton
Delivery Period: 5-8 working days
Payment Method: L/C,D/A,D/P,T/T,Western Union,
Supply Capacity: 100000pcs/month
Detail Information
Product Description
Detail Information
Place of Origin
China
Brand Name
XWELL
Certification
CE
Model Number
21700
Model:
21700
​​Voltage​:
3.7V (for 5#/7# Cylindrical Li-ion Batteries)
Surface Finish​:
Pre-nickel Plated, Smooth & Anti-corrosive.
​​Accessories​:
Full Set Of 21700 Battery Components Included.
​Testing​:
Advanced Equipment For Dimensional And Internal Pressure Checks.
​​High-Quality Material​:
Made From Premium 304 Stainless Steel With Multi-process Stamping For Durability.
Precision Dimensions​:
Strict Quality Control Ensures Accurate Sizing (±0.05mm Tolerance).
​​Safety Performance​:
Special Structural Design For Power-off And Explosion-proof Functions.
Minimum Order Quantity:
100pcs
Price:
Negotiable
Packaging Details:
Carton
Delivery Time:
5-8 working days
Payment Terms:
L/C,D/A,D/P,T/T,Western Union,
Supply Ability:
100000pcs/month
Highlight

New Energy battery shell

,

18650 battery shell

,

3.7V lithium battery accessories

Product Description

21700 New Energy Battery Steel Shell Shell No. 5 No. 7 Cylindrical Lithium Battery Accessories 3.7V Pre-nickel Plated Steel Shell

​1. Product Overview​​

​​Product Name:​​ 21700 New Energy Battery Steel Shell (Pre-Nickel Plated)
​​Brand:​​ Xwell
​​Model:​​ 21700 Battery Shell
​​Material:​​ 304 Stainless Steel (Imported Raw Materials)
​​Customization:​​ Supported (OEM/ODM Available)
​​Origin:​​ China

​2. Key Features & Advantages​​

​​Feature​​ ​​Description​​
​​High-Quality Material​​ Made from premium 304 stainless steel with multi-process stamping for durability.
​​Precision Dimensions​​ Strict quality control ensures accurate sizing (±0.05mm tolerance).
​​Safety Performance​​ Special structural design for power-off and explosion-proof functions.
​​Customizable​​ Supports custom drawings and sample-based production.
​​Factory Direct Sales​​ Competitive pricing with complete specifications and spot inventory.

​3. Technical Specifications​​

​​Parameter​​ ​​Details​​
​​Voltage​​ 3.7V (for 5#/7# cylindrical Li-ion batteries)
​​Surface Finish​​ Pre-nickel plated, smooth & anti-corrosive.
​​Accessories​​ Full set of 18650 battery components included.
​​Testing​​ Advanced equipment for dimensional and internal pressure checks.

​4. Applications​​

​​Widely used in:​​

  • ​​New Energy Vehicles​​ (EVs, hybrid cars)
  • ​​Solar Energy Storage​​ (Photovoltaic systems)
  • ​​Consumer Electronics​​ (Power banks, laptops)
  • ​​E-Bikes & Scooters​​

Application Examples: electric cars, e-bikes, backup power devices

5. Why Choose Xwell?​​

​​Quality Assurance:​​ ISO-compliant production with no material shortcuts.
​​R&D Focus:​​ Optimized for high-energy-density batteries.
One-Stop Service:​​ From prototyping to mass production.

​​Packaging:​​ Vacuum-sealed to prevent oxidation.
​​MOQ:​​ Negotiable (available for urgent orders).

Tags: 

lithium battery accessories,

battery shell

GUANGDONG XWELL TECHNOLOGY CO., LTD.
Room 316, Building 3, No. 801, Qiaoxing Avenue, Xiaoluo Village, Shatou Street, Panyu District, Guangzhou
Tel: +8618620492985
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