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Tesla Backup Switch Specifications
| Continuous Load Rating | 200A, 120/240V Split phase |
| Short Circuit Current Rating | 22kA with breaker |
| Dimensions | 176 x 205 x 74 mm |
| Weight | 2.8 lbs |
| Operating Temperature | -40°C to 50°C |
| Storage Temperature | -40°C to 85°C |
| Meter Compatibility | ANSI Type 2S |
| Communication Protocol | CAN |
| Enclosure Rating | NEMA 3R |
| Conduit Compatibility | 1/2-inch NPT |
| Expected Service Life | 21 years |
| Warranty | 10 years |
Complete Residential Solar Systems + Energy Storage
*Tesla Powerwall only available with Tesla Certified Installers
Tesla Backup Switch Grid Connection Controller
SKU TESLA-BACKUP-SWITCH-PW3-ACC
The Tesla Backup Switch
The Tesla Backup Switch controls grid connectivity for Powerwall systems through direct installation behind the utility meter or in a standalone meter panel. This compact device delivers automated grid disconnection and reconnection capabilities while maintaining continuous load ratings of 200A for split-phase 120/240V systems.
Engineered for streamlined installation, the Backup Switch integrates revenue-grade power metering with ±0.5% accuracy and communicates directly with Powerwall systems via CAN bus protocol. The system enables real-time energy monitoring through the Tesla app while providing reliable automatic transition to backup power during grid outages.
Tesla Backup Switch Benefits & Features
- Simple Installation: Compact design allows installation behind utility meter or in standalone panel.
- Automatic Power Transfer: Seamlessly transitions between grid and backup power during outages.
- High Current Rating: Supports 200A continuous load with 22kA short circuit current rating.
- Precise Monitoring: Revenue grade metering with ±0.5% accuracy for detailed energy tracking.
- Environmental Protection: NEMA 3R enclosure ensures reliable operation in various conditions.
- Whole home backup switching
- Grid outage detection
- Energy consumption monitoring
- Automatic power transfer
- Utility meter integration
- Service maintenance operations
Tesla Backup Switch Applications
Tesla Backup Switch Grid Connection Controller Review
The Tesla Backup Switch offers efficient grid connection management in a compact form factor. The 200-amp system provides essential automatic transfer capabilities while incorporating revenue-grade metering for accurate consumption monitoring. The device's ability to install directly behind utility meters or in standalone configurations provides valuable installation flexibility, particularly beneficial in applications with limited space. The 22kA short circuit current rating with compatible breakers ensures robust circuit protection.
The Backup Switch's straightforward design emphasizes practical functionality. The combination of automated grid monitoring, manual override capabilities, and integrated metering through the Tesla app delivers reliable system control. The NEMA 3R enclosure supports both indoor and outdoor placement, while the extended temperature rating from -40°C to 50°C ensures operation across diverse environmental conditions. The 21-year expected service life reflects the system's durable construction and long-term reliability considerations.
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