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18650 21700 26650 10400 14500 Cylindrical Battery Steel Case

18650 21700 26650 10400 14500 Cylindrical Battery Steel Case

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,MoneyGram
Supply Capacity: 100000pcs/month
Detail Information
Place of Origin
China
Brand Name
XWELL
Model Number
18650 21700 26650 10400 14500
Model:
Cylindrical Battery Steel Case Assembly
​​Voltage​:
3.7V
​​High-Quality Material​:
High-Strength 304 Stainless Steel (Case), Flame-Retardant PP (Insulation Sheets)
Core Components::
Steel Case + Explosion-proof Cap + PTC Component + Upper & Lower Insulation Sheets
Safety Features:
Explosion-Proof Pressure Relief (1.2-1.5MPa) + PTC Thermal Protection
Surface Finish​:
Pre-nickel Plated, Smooth & Anti-corrosive.
​Testing​:
Advanced Equipment For Dimensional And Internal Pressure Checks.
​​Safety Performance​:
Special Structural Design For Power-off And Explosion-proof Functions.
Product Description
18650 21700 26650 10400 14500 Cylindrical Battery Steel Case
Product Overview

Product Name: New Energy Battery Steel Shell (Pre-Nickel Plated)
Brand: Xwell
Model: 18650 21700 26650 10400 14500 Battery Shell
Material: 304 Stainless Steel (Imported Raw Materials)
Customization: Supported (OEM/ODM Available)
Origin: China

Specification 18650 Cylindrical Battery Steel Case 21700 Cylindrical Battery Steel Case 26650 Cylindrical Battery Steel Case 10400 Cylindrical Battery Steel Case 14500 Cylindrical Battery Steel Case
Standard Dimensions (D*H) 18mm * 65mm 21mm * 70mm 26mm * 65mm 10mm * 40mm 14mm * 50mm
Wall Thickness 0.22-0.30mm 0.25-0.35mm 0.30-0.40mm 0.18-0.25mm 0.20-0.28mm
Material 304/316L Stainless Steel 304/316L Stainless Steel 304/316L Stainless Steel 304 Stainless Steel 304 Stainless Steel
Recommended Capacity Range 1800-3600 mAh 3000-5000 mAh 4000-7000 mAh 300-800 mAh 600-1500 mAh
Typical Application Consumer Electronics, Power Banks, Flashlights EVs, Energy Storage Systems, Electric Tools Large Energy Storage, Industrial Equipment Small Electronics, Wearables, Toys Portable Devices, Bluetooth Speakers, Medical Gadgets
Compatible Accessories Explosion-proof Cap, Standard Insulation Sheets High-Pressure Explosion-proof Cap, Thickened Insulation Sheets Heavy-Duty Explosion-proof Cap, Flame-retardant Insulation Mini Explosion-proof Cap, Thin Insulation Pads Compact Explosion-proof Cap, Custom-fit Insulation Sheets
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.
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

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).

Products
PRODUCTS DETAILS
18650 21700 26650 10400 14500 Cylindrical Battery Steel Case
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,MoneyGram
Supply Capacity: 100000pcs/month
Detail Information
Place of Origin
China
Brand Name
XWELL
Model Number
18650 21700 26650 10400 14500
Model:
Cylindrical Battery Steel Case Assembly
​​Voltage​:
3.7V
​​High-Quality Material​:
High-Strength 304 Stainless Steel (Case), Flame-Retardant PP (Insulation Sheets)
Core Components::
Steel Case + Explosion-proof Cap + PTC Component + Upper & Lower Insulation Sheets
Safety Features:
Explosion-Proof Pressure Relief (1.2-1.5MPa) + PTC Thermal Protection
Surface Finish​:
Pre-nickel Plated, Smooth & Anti-corrosive.
​Testing​:
Advanced Equipment For Dimensional And Internal Pressure Checks.
​​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,MoneyGram
Supply Ability:
100000pcs/month
Product Description
18650 21700 26650 10400 14500 Cylindrical Battery Steel Case
Product Overview

Product Name: New Energy Battery Steel Shell (Pre-Nickel Plated)
Brand: Xwell
Model: 18650 21700 26650 10400 14500 Battery Shell
Material: 304 Stainless Steel (Imported Raw Materials)
Customization: Supported (OEM/ODM Available)
Origin: China

Specification 18650 Cylindrical Battery Steel Case 21700 Cylindrical Battery Steel Case 26650 Cylindrical Battery Steel Case 10400 Cylindrical Battery Steel Case 14500 Cylindrical Battery Steel Case
Standard Dimensions (D*H) 18mm * 65mm 21mm * 70mm 26mm * 65mm 10mm * 40mm 14mm * 50mm
Wall Thickness 0.22-0.30mm 0.25-0.35mm 0.30-0.40mm 0.18-0.25mm 0.20-0.28mm
Material 304/316L Stainless Steel 304/316L Stainless Steel 304/316L Stainless Steel 304 Stainless Steel 304 Stainless Steel
Recommended Capacity Range 1800-3600 mAh 3000-5000 mAh 4000-7000 mAh 300-800 mAh 600-1500 mAh
Typical Application Consumer Electronics, Power Banks, Flashlights EVs, Energy Storage Systems, Electric Tools Large Energy Storage, Industrial Equipment Small Electronics, Wearables, Toys Portable Devices, Bluetooth Speakers, Medical Gadgets
Compatible Accessories Explosion-proof Cap, Standard Insulation Sheets High-Pressure Explosion-proof Cap, Thickened Insulation Sheets Heavy-Duty Explosion-proof Cap, Flame-retardant Insulation Mini Explosion-proof Cap, Thin Insulation Pads Compact Explosion-proof Cap, Custom-fit Insulation Sheets
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.
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

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).

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