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Price Match Guarantee 💲 Fast & Free Shipping 📦 No Sales Tax 💵 Post Purchase Support 🤝 Free Replacement Parts 🛠️ Dealer Warranty 👷🏼 Extended Warranty!

Price Match Guarantee 💲 Fast & Free Shipping 📦 No Sales Tax 💵 Post Purchase Support 🤝 Free Replacement Parts 🛠️ Dealer Warranty 👷🏼 Extended Warranty!

Price Match Guarantee 💲 Fast & Free Shipping 📦 No Sales Tax 💵 Post Purchase Support 🤝 Free Replacement Parts 🛠️ Dealer Warranty 👷🏼 Extended Warranty!

Price Match Guarantee 💲 Fast & Free Shipping 📦 No Sales Tax 💵 Post Purchase Support 🤝 Free Replacement Parts 🛠️ Dealer Warranty 👷🏼 Extended Warranty!

Price Match Guarantee 💲 Fast & Free Shipping 📦 No Sales Tax 💵 Post Purchase Support 🤝 Free Replacement Parts 🛠️ Dealer Warranty 👷🏼 Extended Warranty!

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Deye ESS SE-G5.1PRO-B 5.12kWh Low Voltage Storage Battery

SKU SE-G5.1PRO-B
Sold out
$1,235.58
Availability: Translation missing: en.general.icons.icon_check_circle icon Out of stock

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¡También ofrecemos atención al cliente en español!

Find a better price somewhere else?

Well... we will BEAT their price to get you the lowest pricing, we will find and SPEAK with a local installer, AND you get our post-purchase customer support.

  • US Based Authorized Deye ESS Dealer

    Full manufacturer warranty included

  • 4-5 Day Free Shipping + No Sales Tax

    More savings on every purchase and ships in 4-5 business day

  • Easy 30-Day Returns & Price Beat Guarantee

    Risk-free shopping + best price guaranteed

  • Post-Purchase Customer Support

    Dedicated help whenever you need it


ESTIMATED DELIVERY BETWEEN

Order within to get it by the earliest date.


In Stock and Ready To Ship

All of our items are in stock and ready to ship. All items ship within 1 business day.

Top Customer Service

We have excellent customer service. Questions? Call us at 1-888-855-7286

Hassle Free Returns

30 Day Easy Return Policy

Price BEAT Guarantee

Found a better price? We will BEAT it!

Deye SE-G5.1PRO-B Small Footprint Big Energy Backup

Deye ESS SE-G5.1PRO-B 5.12kWh Low Voltage Storage Battery is a modular lithium energy storage solution designed for safe and reliable indoor use. Each unit delivers 5.12kWh of capacity, supports up to 64 batteries in parallel, and includes an intelligent BMS for full system protection and stable performance.

Add dependable energy storage to your home with a system built for long-term performance and easy expansion. Choose the Deye ESS SE-G5.1PRO-B 5.12kWh Lithium Battery w/ BMS and enjoy consistent power you can count on.

Specifications

  • Battery Type: LiFePO₄ lithium battery
  • Energy Capacity: 5.12 kWh (usable 4.6 kWh)
  • Nominal Voltage: 51.2 V
  • Operating Voltage Range: 43.2–57.6 V
  • Capacity: 100 Ah
  • Scalability: Up to 64 batteries in parallel (327 kWh total); up to 32 without external setup
  • Circuit Breaker: Built-in 125A, 60 Vdc
  • Recommended Depth of Discharge: 90%
  • Dimensions (W × H × D): 17.3 × 5.2 × 21.3 in (440 × 133 × 540 mm)
  • Weight: 99.2 lbs (45 kg)
  • Cooling Method: Natural cooling for quiet operation
  • Installation Options: Wall-mounted, floor-mounted, or rack-mounted (19-inch cabinet)
  • Operating Temperature:
    Charge: 32–131°F (0–55°C)
    Discharge: -4–131°F (-20–55°C)
  • Cycle Life: 6,000+ cycles at standard test conditions
  • Communication Ports: CAN2.0, RS485
  • Enclosure Rating: IP20
  • Warranty: 10 years
  • Certifications: UL1973, UL9540, UL9540A, IEC62619, CE, FCC

Features:

  • Modular design expandable up to 64 units for a total capacity of 327kWh
  • Cobalt-free LiFePO₄ battery chemistry for enhanced safety and long service life
  • Intelligent BMS with full protection and high discharge performance
  • Quiet natural cooling with stable operation from -4°F to 131°F (-20°C to 55°C)
  • Auto-networking battery modules for simple setup and easy maintenance
  • Remote monitoring with firmware updates via USB or system upgrades
  • Ultra-thin, space-saving design with wall, floor, and rack mounting options

Product Documents:

Shipping/Return Policy

Shipping is FREE on all orders to customers within the 48 Contiguous States and the District of Columbia. We do not ship to Alaska, Hawaii, or any outlying islands and territories.

  • Processing time for orders is 1 business day
  • Shipping time for orders is 4-5 business days

Want to know more about our Returns Policy? Read more here.

Want to know more about our Shipping Policy? Read more here.

Why Buy From Us

We get it. You've got a lot of choice when it comes to online retailers. Here's why we think you should shop with us at Krato Power.

  • Family Owned & Operated. Ask for Alex (Owner) at any time!
  • 4-5 Day Free Shipping with free liftgate service to the 48 Contiguous States and the District of Columbia. No extra charges. Ever
  • NO Sales Tax except for IN
  • Secured Purchase. All Customer data is secured with SSL Encryption
  • 30 Day Easy Returns. Not happy with your product, we'll take it back no questions asked.
  • Exceptional Customer Service. Check out our About Us page.
  • Call or Text Us - We are really here! (In the USA). 1-888-855-7286

Schedule a Consultation

  • Still interested but want to talk at a diferent time?
  • Schedule a consultation here for later!
Book a Consultation
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Shipping

Shipping is FREE on all orders to customers within the 48 Contiguous States and the District of Columbia. We do not ship to Alaska, Hawaii, or any outlying islands and territories.

Processing time for orders is 1 business day

Shipping time for orders is 4-5 business days


Want to know more about our Returns Policy? Read more here.

Want to know more about our Shipping Policy? Read more here.

Why Buy From Us

We get it. You've got a lot of choice when it comes to online retailers. Here's why we think you should shop with us at Krato Power.

  • Family Owned & Operated. Ask for Alex (Owner) at any time!
  • 4-5 Day Free Shipping with free liftgate service to the 48 Contiguous States and the District of Columbia. No extra charges. Ever
  • NO Sales Tax except for IN
  • Secured Purchase. All Customer data is secured with SSL Encryption
  • 30 Day Easy Returns. Not happy with your product, we'll take it back no questions asked.
  • Exceptional Customer Service. Check out our About Us page.
  • Call or Text Us - We are really here! (In the USA). 1-888-855-7286