BYD 7kWh Slim Powerwall LiFePO4 Battery – Technical Overview for Installers & Energy Integrators

 

BYD 7kWh Slim Powerwall LiFePO4 Battery – Technical Overview for Installers & Energy Integrators

The BYD 7kWh Slim Powerwall offers LiFePO4 Blade cells, 7kWh capacity, long cycle life, and smart home solar compatibility. Ideal for backup and off-grid systems.

The BYD 7kWh Slim Powerwall (48V LiFePO4) is a new residential energy storage solution developed using BYD’s 16S1P Blade LFP cell platform. Designed for high-performance, safety-critical applications, the system provides long cycle life, high thermal stability, and seamless compatibility with mainstream hybrid inverter systems.

Battery Architecture

• Cell Type: BYD Blade LFP (3.2V 138Ah)

• Configuration: 16S1P (51.2V nominal)

• Chemistry: Lithium Iron Phosphate

• Total Energy: 7kWh

• Cycle Life: >10,000 cycles @ 80% DoD

• BMS: Integrated high-precision BMS with multi-protocol support

Mechanical Design

• Form Factor: Ultra-slim wall-mounted

• Dimensions: 1090×120×630 mm

• Weight: 81.5 kg (net)

• Enclosure: High-strength, corrosion-resistant housing

Communication Protocols

Compatible with popular inverter brands and protocols:

• CAN, RS485

• Designed for hybrid/off-grid inverter ecosystems

Recommended Applications

• Residential ESS installations

• PV self-consumption optimization

• Backup and peak-shaving systems

• Distributed energy storage

• Microgrid environments

Related EGbatt Products for System Integrators

High-Capacity ESS Solutions
https://www.egbatt.com/product-category/home-energy-storage-system/

Rack-Mounted 48V ESS Modules
https://www.egbatt.com/product-category/rack-mounted-lifepo4-battery/

LiFePO4 Cells (CATL, EVE, BYD)
https://www.egbatt.com/product-category/lifepo4-cell/

Installers seeking scalable, high-reliability lithium storage solutions will find the BYD 7kWh Slim Powerwall an optimal choice for residential deployments where safety, density, and longevity are top priorities.