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Green Vista Living

BigBattery Ethos 3x Expansion Kit

BigBattery Ethos 3x Expansion Kit

Regular price $3,950.00 USD
Regular price $6,340.00 USD Sale price $3,950.00 USD
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features

• Solid design control box — Meets NEMA Type 4 & IP30 standard by lab test
• LCD color screen — Real-time status view and easy user interaction
• Breathing indicator light — Shows real-time charging status
• Control button — Adjust max output current & set scheduled charging time
• Water protection gasket — Resists 3-minute direct high-pressure water spray
• TPU cable — 14.76ft, excellent durability, cold resistant to -22°F
• ETL certified — Compliant with North American safety standards

Technical Specifications

Voltage: 240V/208V
Max Output Current: 40A (SS-PC1-100) / 32A (SS-HAY-100-32A)
Max Power: 8kW / 7kW
Frequency: 50/60Hz
Temperature Range: -22°F to 122°F
Humidity: 5–95%, no condensation
Connector: Type 1 (J1772)
Cable Length: 14.76ft (4.5m)
Altitude: ≤2000m (6,562ft)
Cooling: Natural
Safety Standards: ETL, UL2594, CSA C22.2
Scheduling: App / Timer control
Connectivity: Wi-Fi / Bluetooth
Warranty: 2 years

Packing Details

Package contents: Teison Portable Pro charger, TPU cable, user manual
Package weight: Please confirm with Ampere Authority


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BigBattery Ethos 3x Expansion Kit

Overview

Extend your BigBattery Ethos system with the 3x Expansion Kit, a modular solution that triples stored energy for extended backup power, greater solar self-sufficiency, and resilient home energy storage. The kit integrates with existing Ethos hardware to deliver reliable, safe, scalable performance.

Key Specifications

  • 3x 5.12 kWh Battery Modules
  • Adds 15.36 kWh to existing Ethos system, for a total capacity of 25.6 kWh
  • Modular & Scalable Design: expand up to 4 stacks (20.48 kWh)
  • Intelligent Battery Management System (BMS) for optimal performance and safe operation
  • Rugged IP65-rated casing for indoor or outdoor installation
  • Interactive LED Display for real-time power usage, battery health, charging status
  • CANBus/RS485 Communication for advanced monitoring and integration
  • 10-Year Warranty

Technical Details

  • System Voltage: 48V
  • Nominal Voltage: 51.2V
  • Chemistry: LiFePO4
  • kWh Capacity: 15.36 kWh per kit
  • Ah Capacity: 300 Ah per kit
  • Module Dimensions: 22.6" x 16.5" x 12.6"
  • Weight: 387 lb (175.5 kg) per module

Performance, Safety & Warranty

Stackable design yields extended backup power for outages, deeper solar self-sufficiency, and enhanced solar utilization. The integrated BMS ensures cell balancing and safe operation, while the IP65 enclosure supports outdoor deployment. A 10-year warranty provides long-term investment protection.

Installation & Maintenance

Installation compatibility includes indoor or outdoor use thanks to IP65-rated housing, with seamless CANBus/RS485 connectivity for compatible inverters. Specific maintenance requirements are not provided in the product details.

Big Battery Ethos 3x Expansion Kit

Supercharge your BigBattery Ethos system with the 3x Expansion Kit! Easily triple your stored energy capacity for extended backup power, deeper self-sufficiency, and increased solar energy utilization. This kit seamlessly integrates with your existing Ethos setup, delivering reliable, safe, and scalable home energy storage.

Features:

  • 3x 5.12kWh Stackable Battery Modules: Adds 15.36kWh to your existing Ethos system, reaching a total capacity of 25.6kWh.
  • Modular & Scalable Design: Expand your energy storage as your needs grow, up to 4 stacks (20.48kWh).
  • Intelligent Battery Management System (BMS): Ensures optimal performance, cell balancing, and safe operation.
  • Rugged IP65-Rated Casing: Weatherproof and dustproof for indoor or outdoor installation.
  • Interactive LED Display: Monitor key system stats like real-time power usage, battery health, and charging status.
  • CANBus/RS485 Communication: Enables advanced monitoring and integration with compatible inverters and systems.
  • 10-Year Warranty: Provides peace of mind and long-lasting investment value.

Benefits:

  • Extended Backup Power: Enjoy hours, even days, of reliable electricity during outages.
  • Deeper Self-Sufficiency: Increase reliance on solar energy and reduce dependence on the grid.
  • Enhanced Solar Energy Utilization: Store excess solar power for later use, maximizing your solar investment.
  • Peace of Mind & Security: Be prepared for unexpected power cuts and weather events.
  • Scalable Solution: Grow your energy storage capacity as your needs evolve.
  • Durable & Reliable: Built to last with high-quality materials and industry-leading warranty.

Specifications:

  • System Voltage: 48V
  • Nominal Voltage: 51.2V
  • Chemistry: LiFePO4
  • kWh Capacity: 15.36kWh (per kit)
  • Ah Capacity: 300Ah (per kit)
  • Dimensions: 22.6" x 16.5" x 12.6" (per module)
  • Weight: 387 lb (175.5 kg)

Upgrade your home energy resilience with the Big Battery Ethos 3x Expansion Kit! Order yours today and unlock the power of expanded battery storage.