BLUETTI Apex 300 Portable Power Station + 2× B300K Expansion Batteries – 8,294.4Wh Total Capacity

BLUETTI Apex 300 + 2× B300K Expansion Batteries (2,764.8Wh Each) | 120V/240V Power | Scalable Backup & Off-Grid Energy

Smart, Scalable Power for Home, RV, and Off-Grid Living.

The BLUETTI Apex 300 paired with 2× B300K batteries delivers a combined 5,529.6Wh of high-capacity energy, providing a reliable, modular power solution for home backup, RV adventures, and off-grid living. With 120V/240V output, EV-grade LiFePO₄ batteries with 6,000+ cycles, and 0ms UPS switching, this system ensures uninterrupted, long-lasting energy for daily use, emergencies, or off-grid applications.

Easily expand your system further by stacking additional B-series batteries or connecting to SolarX 4K for ultra-fast solar charging.

Key Features:

• Dual-Voltage Power (120V & 240V): Simultaneously power 120V and 240V devices—even while charging. Perfect for whole-home backup, RV, or off-grid setups.
• High-Capacity Modular Storage: 2× B300K batteries provide a combined 5,529.6Wh, keeping essential appliances and electronics running during storms or outages.
• Apex 300 & B300K Optimized LiFePO₄ Technology: Automotive-grade lithium iron phosphate cells deliver long life, enhanced safety, and stable performance over thousands of cycles.
• Expandable & Scalable: Stack multiple B300K units or combine with B300 and B300S models to expand your Apex 300 system up to 33,177.6Wh for full-home or commercial-scale backup.
• Fast Charging & Standalone Power: Charge each battery to 80% in just 45 minutes with Apex 300. USB-A ports allow independent charging for phones, tablets, or fans.
• Smart Storm & UPS Protection: BLUETTI app provides early alerts and automatic system prep, while 0ms UPS switching keeps critical devices running without interruption.
• Handles Heavy Loads: Supports 12kW bypass for HVACs, EV chargers, and high-demand appliances.
• Ultra-Efficient & Cost-Saving: 2–3× lower self-consumption reduces wasted energy and lowers your bills.
• Fast Solar & Generator Charging: Charge via generator up to 11.5kW, or capture up to 30kW with SolarX 4K for clean, rapid solar input.
• 3+1 Year Warranty: Provides long-term coverage and peace of mind for your Apex 300 expansion system.

Applications:

• Home Backup & Whole-House UPS
• RV & Van Life Energy Expansion
• Off-Grid Cabins, Studios, & Outdoor Living
• Emergency & Disaster Preparedness
• Solar & Hybrid Energy Systems

Why Choose Apex 300 + 2× B300K?

• Double the Backup for Apex 300: With a combined 5,529.6Wh, your Apex 300 system keeps essential devices and appliances powered longer during outages or off-grid use.
• Flexible, Scalable Energy: Stack or mix with other B-series batteries to customize your system and expand capacity as your needs grow.
• Standalone or Integrated Power: Use the B300K batteries independently via USB-A ports, or as an integrated expansion for the Apex 300.
• Smart, Fast, and Reliable: EV-grade LiFePO₄ batteries, rapid charging, 0ms UPS switching, and AI-powered system management ensure safe, uninterrupted, and long-lasting energy wherever you go.

What’s Included:

• 1 × BLUETTI Apex 300 120V/240V Portable Power Station
• 2 × BLUETTI B300K Expansion Batteries (2,764.8Wh Each)
• 1 x AC Charging Cable
• 1 x Car Charging Cable
• 1 x Grounding Screw
• 2 x Battery Connection Cable
• User Manual & Warranty Documentation
• Optimized for Apex 300 systems. P090D to P150D cable required for AC500 connection (sold separately).

Specifications

Shopping Guide

Why Shop With Us

Why Shop With Ecogrid Supply?

• Authorized & Trusted Dealer: We’re fully authorized for every brand we carry, so you get genuine products with full manufacturer warranties.

• Fast, Reliable Shipping: All items ship from our U.S. warehouses with quick and dependable freight options to keep your project on track.

• 30-Day Hassle-Free Returns: Change your mind? No worries — enjoy a simple 30-day return process for peace of mind.

• Real Human Support, 7 Days a Week: Reach us by phone, email, or live chat — no bots, no overseas call centers, just real people who know off-grid power systems.

• Expert Energy Guidance: Our solar and backup energy specialists are ready to help you with design, planning, product questions, and installation tips.

• USA-Based Service: Our team proudly operates here in the United States, providing local, knowledgeable, and friendly support.

• Secure Payments: Shop confidently with our encrypted, secure checkout to protect your personal and payment information.

• Built for Energy Independence: Whether you’re powering a cabin, prepping for emergencies, or going off-grid, our products are selected for performance, reliability, and sustainable operation.