BLUETTI AC500 + B300S Home Battery Backup – 5,000W, 3,072–18,432Wh Expandable, LiFePO₄

The BLUETTI AC500 + B300S Home Battery Backup is a modular energy storage system designed to deliver reliable backup power, reduce grid reliance, and unlock full solar independence. With a 5,000W pure sine wave inverter (10,000W surge) and an expandable capacity from 3,072Wh up to 18,432Wh, this system provides scalable power for homes, cabins, and off-grid setups.

For even greater capacity, connecting two AC500 units in split-phase doubles the output to 240V/10kW and supports up to 36,864Wh with additional B300S batteries. Built with LiFePO₄ battery technology rated for 3,500+ life cycles, the AC500 + B300S is engineered for long-term reliability and safe operation.

Key Features

– High Power Output – 5,000W continuous pure sine wave inverter with 10,000W surge capacity.
– Expandable Storage – From 3,072Wh with one B300S battery up to 18,432Wh with six modules.
– Split-Phase Capability – Pair two AC500s with 12× B300S batteries for 240V/10kW and 36,864Wh capacity.
– Versatile Charging – Six recharge methods: AC, solar, car, generator, lead-acid battery, or dual input (AC + solar).
– Smart App Control – Manage charging modes, monitor power use, and update firmware via WiFi or Bluetooth.
– Comprehensive Outputs – 16 versatile ports support 99% of household devices and electronics.
– Durable LiFePO₄ Chemistry – 3,500+ cycles to 80% capacity for long-term reliability.
– 24/7 UPS Backup – Protects appliances with uninterrupted power supply during outages.
– Warranty Coverage – Backed by BLUETTI’s 4–5 year warranty, ensuring peace of mind.

Compatibility

– Works with B300S (up to 6 units)
– Works with B300 (up to 4 units)
– Mix-and-match supported (4 total units max when combining B300 + B300S)
– Cannot operate standalone (requires B300S or B300 battery module)

Included in Package

– BLUETTI AC500 Inverter Module
– BLUETTI B300S Expansion Battery
– Connection Cables & Accessories
– User Manuals

User Manuals
– Download BLUETTI AC500 Manual (PDF)
– Download BLUETTI B300S Manual (PDF)

Warranty
The BLUETTI AC500 + B300S includes a 4-year manufacturer’s warranty (portable power stations: 24–72 months, home backup systems: 48–60 months). Warranty covers defects in materials and workmanship with valid proof of purchase from authorized retailers.

Exclusions include misuse, unauthorized modifications, or damage caused by external conditions.