BLUETTI Apex 300 — 3800W Portable Power Station

BLUETTI Apex 300 — 3,840W Versatile Power Station

The BLUETTI Apex 300 is an all-in-one power station built for serious off-grid use, whole-home backup, and van/RV electrical systems that demand real power. Start with the cost-effective single unit for essential backup, then seamlessly scale up to 58kWh of total storage and 11.52kW of output as your needs grow. The Apex 300's 20ms UPS switchover keeps your fridge, router, CPAP, and other critical devices running through outages without interruption.

Key Specs

• Battery Capacity: 2,764.8Wh (51.2V/54Ah, LiFePO4) — expandable to 58kWh with up to 6 B300K modules
• Continuous Output: 3,840W (pure sine wave)
• Surge / Lifting Power: 7,680W
• AC Outlets: 4 AC outputs + 1× 50A AC Input/Output (P050A)
• UPS Switchover: 20ms — Plug-and-Play backup
• Solar Input: 2,400W standard, expandable to 19,200W with SolarX 4K (world's first 4,000W PV voltage regulator)
• AC Charging: 3,840W max (80% in 45 minutes at 59-77°F, with Hub A1)
• DC Input: 2× XT60PM-M ports, 1,200W max per port, 12-60V, 20A max
• Battery Expansion Port: 51.2VDC, 90A Max
• Parallel: Up to 3 Apex 300 units via Hub A1, delivering 11.5kW total
• Weight: 83.78 lbs (38 kg)
• Dimensions: 20.67 × 12.87 × 12.6 in (525 × 327 × 320 mm)
• Charging Temperature: 32°F to 104°F
• Discharging Temperature: -4°F to 104°F
• Battery Life: 40% longer than industry average (TOP1 Energy Efficiency)

What It Can Power

• Full-size refrigerator + freezer for 24-48 hours (essentials backup mode)
• RV air conditioner, oven, coffee maker, heater — runs simultaneously via 4 AC outlets
• Power tools — saws, drills, air compressors (handles high startup surge)
• Whole-home backup with Hub A1 + multiple B300K batteries (5-minute upgrade)
• Off-grid cabin and van/RV electrical systems

9 Ways to Charge

Standard solar · AC + solar dual · Generator · Turbo Boost AC · RV park · Alternator (via Charger 1) · Solar + Charger 1 dual · EV chargers · 12V/24V battery charging cable

Frequently Asked Questions

How much can the BLUETTI Apex 300 expand?
The base unit holds 2,764.8Wh. Add up to six B300K expansion batteries to reach 58kWh, and parallel up to three Apex 300 units with the Hub A1 for 11.5kW of total output — so it scales from single-unit essentials backup to a whole-home system.

Can the Apex 300 run an air conditioner?
Yes. With 3,840W continuous and 7,680W surge, it starts and runs RV air conditioners, ovens, coffee makers, and power tools — several at once across its four AC outlets.

How fast does it charge?
Up to 3,840W on AC (about 80% in 45 minutes with the Hub A1), plus 2,400W of solar standard — expandable to 19,200W with the SolarX 4K regulator.

Does it work as a home backup (UPS)?
Yes — its 20ms UPS switchover keeps a fridge, router, CPAP, and other critical devices running through an outage without interruption. Add the Hub A1 and B300K batteries for whole-home coverage.

Can I charge it from my vehicle while driving?
Yes, with the BLUETTI Charger 1 560W alternator charger — ideal for van and overland builds.

Pairs Well With

• BLUETTI BlueCell 300 (B300K) Expansion Battery — adds 2,764.8Wh per module, stack up to 6 for 58kWh total
• BLUETTI Apex 300 Trolley — wheeled cart with telescoping handle for easy transport
• BLUETTI Charger 1 — 560W Alternator Charger — charges Apex 300 from vehicle alternator while driving
• BLUETTI Charger 2 — Fast AC Charger — turbo-boost AC charging from wall power
• BLUETTI Sora 220 Solar Panel — 220W foldable solar input
• BLUETTI PV100FX Dual 100W Solar Kit — 200W total flexible solar

Not sure what size you need? Use our free Power Station Size Calculator to get a personalized recommendation in under 2 minutes — factors in real-world appliance duty cycles so you don't undersize.

Warranty & Support

BLUETTI 5-year manufacturer warranty (2-year on accessory items like ePad). TrailVault is an authorized BLUETTI dealer — full warranty support, genuine products, and direct human contact at joel@trailvault.co.