Product Overview
Keep your Tesla operating reliably with this high-quality 12V auxiliary lithium battery, designed as a direct replacement for OEM part numbers 1585792-00-A and 158572-00-A. This low-voltage battery supplies power to essential vehicle electronics, control systems, and startup functions. Manufactured to meet OEM specifications, it offers dependable performance, stable voltage output, and straightforward installation for compatible Tesla Model 3 and Model Y vehicles.
Whether replacing a worn or failed auxiliary battery, this component helps restore proper operation of the vehicle's low-voltage electrical system.
Key Features
- Direct replacement for OEM part numbers 1585792-00-A and 158572-00-A
- Designed for Tesla Model 3 and Model Y equipped with the compatible 12V lithium battery system
- Provides stable power for vehicle electronics and startup systems
- Manufactured to OEM specifications for reliable fit and performance
- Durable construction for long-lasting service life
- Plug-and-play installation using the original mounting position
- Ideal for battery replacement and vehicle maintenance
- Brand new aftermarket replacement component
- One-year warranty
Product Specifications
| Item | Details |
|---|---|
| Product Name | 12V Auxiliary Lithium Battery |
| OEM Part Number | 1585792-00-A, 158572-00-A |
| Condition | Brand New |
| Purpose | Replacement / Repair |
| Type | Automotive Auxiliary Battery |
| Material | OEM-Grade Components |
| Installation | Direct Replacement |
| Warranty | 1 Year |
| Brand | CPY |
| Origin | Guangdong, China |
| Packaging | Single Item |
Vehicle Compatibility
| Vehicle | Model Years |
|---|---|
| Tesla Model 3 | 2021–2023* |
| Tesla Model Y | 2021–2023* |
Reference vehicle coverage includes:
- Tesla Model 3
- Tesla Model 3 Performance
- Tesla Model Y
- Tesla Model Y Long Range
- Tesla Model Y Performance
Important:
Please verify your original OEM part number (1585792-00-A or 158572-00-A) before ordering. Not every Tesla Model 3 or Model Y uses the same auxiliary battery configuration.
Package Includes
- 1 × 12V Auxiliary Lithium Battery
- Protective Packaging
Installation
This battery is designed as a direct replacement for the factory-installed auxiliary battery. Professional installation is recommended. Always disconnect the vehicle according to Tesla service procedures before replacing the low-voltage battery.
