BLUETTI Apex 300 + B300K Home Battery Backup Kit (5,529.6Wh, 3,840W)

An Apex 300 power station paired with one B300K expansion battery: 5,529.6Wh of LiFePO₄ storage and 3,840W of 120V/240V output, ready for essential-circuit home backup and expandable later.

Key features

• 5.5kWh to start: Apex 300 (2,764.8Wh) plus B300K (2,764.8Wh)
• 120V and 240V at once: power 120V and 240V loads at the same time
• Instant backup: 0ms UPS switchover for sensitive devices
• Expandable: up to 6 batteries per Apex 300, and up to 3 linked Apex 300 units
• Solar ready: 2 × 1,200W solar inputs; up to 4,000W with SolarX 4K

Specifications

• Capacity: 2764.8Wh (51.2V/54Ah)
• Battery Type: LiFePO₄
• Cycle Life: 6,000+ cycles to 80% original capacity
• Inverter Type: Pure sine wave
• AC Outlets: 4 * AC Outlet (20A), 1 * NEMA TT-30R (120V/30A), 1 * NEMA 14-50R (120/240V, 50A), 3,840W Max. in total
• Lifting Power: 7,680W
• Turbo Charging: 3,840W Max., (80% in 45 mins @ 59°F to 77°F /15°C to 25°C)
• AC Input: 120V, 50/60Hz, 15A Max., 1,800W Max. with bypass
• Solar Input: 2 × 1,200W, 12-60VDC, 2 × 20A
• Scalability: Up to 6 × B300K / B300S / B300 per unit
• App Control: Yes, via WiFi & Bluetooth
• Weight: 83.78 lbs / 38 kg
• Dimensions (L × W × H): 20.67 × 12.87 × 12.6 in (525 × 327 × 320 mm)
• Certification: FCC, UL, TELEC, CE, NTC, RCM, LOA, ICASA
• Warranty: 5 Years

What's in the box

• 1 × Apex 300 power station
• 1 × B300K expansion battery
• Charging and battery cables
• User manuals

BLUETTI model: APEX300 + B300K

Shipping, warranty & help

Ships to the lower 48 states directly from BLUETTI’s US warehouse. Covered by BLUETTI’s 5-year (Apex 300) manufacturer warranty. Not sure what size system you need? Contact us and we’ll help you choose.