21700 Cylindrical NCA/NCM Battery for Tesla Model 3 （2018 - Present OE#1666968-99-C / -D /1666968-99-C
Specifications
Description
<p>1. Product Overview</p><p>This is a genuine 21700 cylindrical lithium-ion battery (NCA/NCM chemistry) designed exclusively for Tesla Model 3 (2018–Present), matching OE numbers 1666968-99-C / -D. Manufactured to Tesla’s OEM standards, it delivers high energy density, reliable performance, and seamless compatibility with Model 3’s battery management system (BMS). Ideal for replacement, repair, and aftermarket EV battery solutions, it ensures consistent power output, extended driving range, and long-term durability for electric vehicle applications. </p><p>2. Key Features</p><p> OEM Compatibility: Direct replacement for Tesla Model 3 (2018–Present), OE#1666968-99-C / -D, perfect fit and function.</p><p>High Energy Density: NCA/NCM chemistry with ~260–300 Wh/kg, boosting range vs. 18650 cells .</p><p>21700 Cylindrical Format: Ø21mm × 70mm, optimized for EV pack assembly, lower cell count per pack.</p><p>Superior Thermal Management: Reduced internal resistance, enhanced heat dissipation for safety and longevity.</p><p>Fast Charging Support: Enables high-rate charging with minimal degradation.</p><p>Long Cycle Life: Stable performance over hundreds of charge-discharge cycles .</p><p>BMS Compatibility: Works seamlessly with Tesla’s battery management system .</p><p>3. Specifications</p><p>Cell Type: 21700 Cylindrical Li-ion (NCA/NCM)</p><p>Nominal Voltage: 3.6–3.7V</p><p>Full Charge Voltage: 4.2V</p><p>Nominal Capacity: 4800–5000mAh</p><p>Energy Density: ~260–300 Wh/kg </p><p>Dimensions: Ø21mm × 70mm</p><p>Weight: ~67–69.5g</p><p>Internal Resistance: 12–16 mΩ</p><p>Continuous Discharge: Up to 15A</p><p>Chemistry: NCA (Panasonic) / NCM (LG Energy Solution)</p><p>Fitment: Tesla Model 3 (2018–Present)</p><p>OE Number: 1666968-99-C / 1666968-99-D</p><p><br/></p>
Details
Product description
1. Product Overview
This is a genuine 21700 cylindrical lithium-ion battery (NCA/NCM chemistry) designed exclusively for Tesla Model 3 (2018–Present), matching OE numbers 1666968-99-C / -D. Manufactured to Tesla’s OEM standards, it delivers high energy density, reliable performance, and seamless compatibility with Model 3’s battery management system (BMS). Ideal for replacement, repair, and aftermarket EV battery solutions, it ensures consistent power output, extended driving range, and long-term durability for electric vehicle applications.
2. Key Features
OEM Compatibility: Direct replacement for Tesla Model 3 (2018–Present), OE#1666968-99-C / -D, perfect fit and function.
High Energy Density: NCA/NCM chemistry with ~260–300 Wh/kg, boosting range vs. 18650 cells .
21700 Cylindrical Format: Ø21mm × 70mm, optimized for EV pack assembly, lower cell count per pack.
Superior Thermal Management: Reduced internal resistance, enhanced heat dissipation for safety and longevity.
Fast Charging Support: Enables high-rate charging with minimal degradation.
Long Cycle Life: Stable performance over hundreds of charge-discharge cycles .
BMS Compatibility: Works seamlessly with Tesla’s battery management system .
3. Specifications
Cell Type: 21700 Cylindrical Li-ion (NCA/NCM)
Nominal Voltage: 3.6–3.7V
Full Charge Voltage: 4.2V
Nominal Capacity: 4800–5000mAh
Energy Density: ~260–300 Wh/kg
Dimensions: Ø21mm × 70mm
Weight: ~67–69.5g
Internal Resistance: 12–16 mΩ
Continuous Discharge: Up to 15A
Chemistry: NCA (Panasonic) / NCM (LG Energy Solution)
Fitment: Tesla Model 3 (2018–Present)
OE Number: 1666968-99-C / 1666968-99-D
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