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BLUETTI B500K for Apex 300 Portable Power Station with Hub D1

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B500K-APEX300-HUB D1

$2,198.99
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BLUETTI B500K 5.12kWh Expansion Battery Bundle | Apex 300 Compatible | Scalable to 100kWh | LiFePO₄ Backup Power

Expandable power built for Apex 300 systems. The BLUETTI B500K Bundle is a 5.12kWh LiFePO₄ expansion battery engineered to increase the capacity of your Apex 300 Portable Power Station. With 4,000+ cycles and expandable capacity up to 100kWh, it’s designed for home backup, RVs, off-grid living, and mobile power applications.

Key Features

  • 5.12kWh Modular Storage: Each unit delivers 5.12kWh of usable energy, expandable up to 100kWh for partial or whole-home backup.
  • Long-Life LiFePO₄ Battery: Premium cells rated for 10+ years provide safety, thermal stability, and extended cycle life.
  • Apex 300 Compatible: Seamless integration ensures stable communication, efficient charging, and reliable system performance.
  • BLUETTI Ecosystem Integration: Works with SolarX 4K, Hub D1, and other accessories for a connected energy system.
  • Rugged, Shock-Resistant Design: Third-generation wireless internal frame resists vibration and impacts while optimizing thermal management.
  • Flexible Installation: Mount on a wall or rack, or use with Foldable Trolley 2 (sold separately) for mobility.

Applications

  • Home Backup Power with Apex 300
  • RV & Van Life Energy Storage
  • Camping & Mobile Power Solutions
  • Off-Grid Living & Remote Work
  • Small Business & Workshop Backup

Why Choose the BLUETTI B500K Bundle?

  • Extended Runtime for Apex 300: Longer backup durations for off-grid or outage scenarios.
  • Adaptable & Future-Ready: Start small and expand capacity as your energy needs grow.
  • Safe, Reliable, Long-Lasting: Advanced LiFePO₄ chemistry and reinforced internal design ensure dependable performance.

What’s Included

  • 1 × BLUETTI B500K 5.12kWh Expansion Battery
  • 1 × CA90* Battery Expansion Cable
  • 1 × Hub D1
  • User Manual & Warranty Documentation

Specifications

Parameter Details
Battery
Battery Capacity5,120 Wh
Battery TypeLiFePO₄ (Lithium Iron Phosphate)
Life Cycles4,000+ cycles to 80% original capacity
Performance
Max Charging Current65 A
Max Discharging Current70 A
Expansion Ports2 × Expansion Port (58.4 V DC max, 90 A max)
Environmental
Charging Temperature0°C to 40°C (32°F to 104°F)
Discharging Temperature−20°C to 40°C (−4°F to 104°F)
Storage Temperature (≤ 1 month)−20°C to 40°C (−4°F to 104°F)
Storage Temperature (≤ 6 months)−20°C to 25°C (−4°F to 77°F)
Working Humidity5% to 95% RH
General
Weight45 kg / 99.21 lbs
Dimensions520 × 327 × 308.5 mm
20.47 × 12.87 × 12.15 in
CompatibilityApex 300, AC200L, AC200MAX, AC300, AC500, B300K
Warranty3 + 1 Years

Understanding Your Power Needs

Power Calculation Guide

Sizing Metric Formula & Example
Energy Consumption (Wh) Formula: Watts × Hours
Example: 60W × 4 hrs = 240 Wh
Battery Capacity (Ah) Formula: Watt-hours ÷ System Voltage (V)
Example: 240 Wh ÷ 12V = 20 Ah
Inverter Size (W) Formula: Total Watts × 1.25 (safety margin)
Example: 300W × 1.25 = 375W → Use 400W inverter
Total Load Power (W) Formula: Sum of all appliance watts used simultaneously
Example: Light (10W) + Fan (75W) = 85W
Runtime (hrs) of Battery Formula: (Battery Ah × Voltage) ÷ Total Load (W)
Example: (100Ah × 12V) ÷ 240W = 5 hrs

Find Your Power Match

Need / Application System Recommendation
Basic lighting + phone charging Recommended Battery: 50Ah – 100Ah (12V)
Inverter Size: 100W – 200W
Notes: For small backup setups
Home office (laptop, fan, TV) Recommended Battery: 150Ah – 200Ah (12V or 24V)
Inverter Size: 500W – 1000W
Notes: For moderate usage with 4–6 hours of backup
Home backup (fridge, lights) Recommended Battery: 200Ah+ (24V or 48V recommended)
Inverter Size: 1000W – 1500W
Notes: Ideal for longer backups or heavier loads
Business / shop power backup Recommended Battery: 300Ah+ (48V system)
Inverter Size: 2000W – 3000W
Notes: Suitable for commercial setups or extended power outages

Why Shop With Us

  • Authorized & Trusted Dealer: We’re fully authorized for every brand we carry, so you get genuine products backed by full manufacturer warranties.
  • Fast, Reliable Shipping: Shipped from U.S. warehouses with quick, dependable freight options — keeping your project on track.
  • 30-Day Hassle-Free Returns: Changed your mind? 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 experts who know off-grid power systems.
  • Expert Energy Guidance: Our solar and backup energy specialists are here to help with system design, product questions, and installation tips.
  • USA-Based Service: Local, knowledgeable, and friendly support right here in the U.S.
  • Secure Payments: Shop confidently with encrypted, secure checkout protecting your personal and payment information.
  • Built for Energy Independence: Whether powering a cabin, prepping for emergencies, or going off-grid, our products are chosen for performance, reliability, and sustainability.

BLUETTI B500K for Apex 300 Portable Power Station with Hub D1

$2,198.99