Tesla, Powerwall 3, 13.5kWh Battery with Integrated 11.5kW Inverter, US Made, 1707000-21-y SKU: 480-0058 Manufacturer Part #: 1707000-21-y Item Weight: 291.2 lb Dimensions (LxWxH): 43.5 x 24 x 7.6 inches Manufacturer Product Line: Powerwall 3 The Tesla Powerwall 3 (1707000-21-y) is a 13.5kWh lithium iron phosphate (LFP) home battery with an integrated 11.5kW inverter, designed for high-power, efficient solar energy storage. Engineered for reliability with a 10-year warranty, it features 185 LRA motor-start capability for whole-home backup. Key Specifications & Features: Usable Capacity: 13.5 kWh Integrated Inverter: 11.5 kW continuous power output Solar Compatibility: Supports up to 20 kW DC input with 6 MPPTs Efficiency: 97.5% solar-to-grid efficiency Dimensions/Weight: 43.5"x24"x7.6" / 291.2 lb Environment: Indoor/outdoor rating (IP67) Scalability: Up to 4 Powerwall 3 units can be stacked Advantages: Integrated Inverter: Simplifies installation by combining the battery and solar inverter, unlike previous versions. High Power Output: The 11.5kW inverter can handle larger household loads, including heavy appliances and HVAC systems. Robust Backup: Seamless transition to backup during grid outages, often using "Storm Watch" for automatic charging before severe weather. This unit is a highly capable, US-made system designed for both new and existing solar installations, requiring professional certification for purchase and installation. Documents: Data Sheet (Created 4/1/2025)
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