21700 Cylindrical NCA/NCM Battery for Tesla Model Y （2021 - Present）OE#1666969-00-C / -D /1666968-99-C
Specifications
Description
<p>1. Product Overview </p><p>This is a high-performance 21700 cylindrical lithium-ion battery (NCA/NCM chemistry) designed as an original equipment replacement for Tesla Model Y (2021–Present). It matches OE numbers 1666969-00-C, 1666969-00-D, and 1666968-99-C, delivering OEM-grade energy density, reliability, and compatibility for electric vehicle powertrain applications. Built for long-range EV use, it supports fast charging, stable discharge, and extended cycle life, ideal for wholesale, repair, and aftermarket B2B supply chains. </p><p>2. Key Features</p><p> OEM-compatible 21700 cylindrical format (21mm × 70mm) for Tesla Model Y 2021+</p><p>NCA/NCM cathode chemistry for high energy density (≈280–300 Wh/kg) and long driving range </p><p>Direct replacement for OE# 1666969-00-C / -D / 1666968-99-C, perfect fit and function</p><p>High discharge capability (up to 15A continuous) and fast-charging support</p><p> Robust safety design with thermal stability and low self-discharge</p><p>Long cycle life (≥1000 cycles) for durable EV performance</p><p>Liquid cooling system compatibility for consistent operation</p><p>3. Specifications</p><p> Cell Type: 21700 Cylindrical Lithium-Ion (NCA/NCM)</p><p> Nominal Voltage: 3.6V–3.7V</p><p>Nominal Capacity: 4800–5300 mAh (typical 5000 mAh)</p><p>Dimensions: Φ21mm × 70mm</p><p>Weight: ≈68–70g</p><p>Energy Density: ≈280–300 Wh/kg </p><p>Max Continuous Discharge: 15A</p><p>Charge Voltage: 4.2V</p><p>Cut-off Voltage: 2.5V</p><p>Cycle Life: ≥1000 cycles (80% capacity retention)</p><p>Operating Temp: -20°C to 60°C</p><p>Applications: Tesla Model Y (2021–Present), EV powertrain, battery pack replacement</p><p>OE Numbers: 1666969-00-C, 1666969-00-D, 1666968-99-C</p><p><br/></p>
Details
Product description
1. Product Overview
This is a high-performance 21700 cylindrical lithium-ion battery (NCA/NCM chemistry) designed as an original equipment replacement for Tesla Model Y (2021–Present). It matches OE numbers 1666969-00-C, 1666969-00-D, and 1666968-99-C, delivering OEM-grade energy density, reliability, and compatibility for electric vehicle powertrain applications. Built for long-range EV use, it supports fast charging, stable discharge, and extended cycle life, ideal for wholesale, repair, and aftermarket B2B supply chains.
2. Key Features
OEM-compatible 21700 cylindrical format (21mm × 70mm) for Tesla Model Y 2021+
NCA/NCM cathode chemistry for high energy density (≈280–300 Wh/kg) and long driving range
Direct replacement for OE# 1666969-00-C / -D / 1666968-99-C, perfect fit and function
High discharge capability (up to 15A continuous) and fast-charging support
Robust safety design with thermal stability and low self-discharge
Long cycle life (≥1000 cycles) for durable EV performance
Liquid cooling system compatibility for consistent operation
3. Specifications
Cell Type: 21700 Cylindrical Lithium-Ion (NCA/NCM)
Nominal Voltage: 3.6V–3.7V
Nominal Capacity: 4800–5300 mAh (typical 5000 mAh)
Dimensions: Φ21mm × 70mm
Weight: ≈68–70g
Energy Density: ≈280–300 Wh/kg
Max Continuous Discharge: 15A
Charge Voltage: 4.2V
Cut-off Voltage: 2.5V
Cycle Life: ≥1000 cycles (80% capacity retention)
Operating Temp: -20°C to 60°C
Applications: Tesla Model Y (2021–Present), EV powertrain, battery pack replacement
OE Numbers: 1666969-00-C, 1666969-00-D, 1666968-99-C
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