SKU: 57594689420

1,144 KWh (1 MWh) Industrial Battery Backup And Energy Storage Systems (ESS) (277/480Y Three Phase)

Sale price$667180.80 Regular price$741312.00
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Ships within 48 hours · Estimated delivery Jul 22 - Jul 27

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Description

1,144 KWh (1 MWh) Industrial Battery Backup And Energy Storage Systems (ESS) (277/480Y Three Phase)The industrial battery backup and energy storage system for generator replacement can typically power a 500 KVA 480 VAC load for over 2 hours. Backup time increases as the load drops with minor energy consumption adjustments like selectively running HVAC, turning off all unnecessary lights, and powering down and unplugging all non critical appliances. Need more backup time? Just add another unit. The only limit is the number of circuits available on

The industrial battery backup and energy storage system for generator replacement can typically power a 500 KVA 480 VAC load for over 2 hours. Backup time increases as the load drops with minor energy consumption adjustments like selectively running HVAC, turning off all unnecessary lights, and powering down and unplugging all non-critical appliances. 

Need more backup time? Just add another unit. The only limit is the number of circuits available on your electrical panel. One unit takes up one breaker space.

The system is UL and CE listed, made in the USA (California), and made up of LiFePO4 (lithium iron phosphate) batteries. LiFePO4 batteries are much, much safer than standard lithium batteries and have a 10 year minimum approximate useful life. 

Besides acting as a battery backup system, it also allows for demand charge reduction (lower electric bill), peak shaving (lower electric bill), and integrates with solar panels (micro inverter systems), wind power, or other energy sources.  

  • Voltage/Connection: 277/480 Three Phase
    • Uses 350 Amp Three Pole Breaker Minimum
  • Power Rating: 500 KVA Minimum
  • Battery Capacity: 1,144 KWh (1 MWh)
    • Typically Runs A 500 KVA Load For ~2 Hours
    • Typically Runs A 250 KVA Load For ~4 Hours
    • Typically Runs A 100 KVA Load For ~ 10 Hours
    • Typically Runs A 50 KVA Load For ~ 20 Hours
  • DC Bus Voltage: 666 Volts
  • DC Amp Hours: 1,728 Ah
  • Dimensions (D x W x H): 20' x 8' x 8'
  • Weight: 15.7 tons
  • Container: NEMA 3R / IP 54
  • Compliance: CE, UL
    • Batteries Are UL 1973
    • Inverter Is UL 1741
  • Standard Warranty: 10 Years
  • Operation Mode: On Grid or Off Grid
  • Part Number: BBP-EP-500KVA-1144KWH-277480SP

For more information, please contact Battery Backup Power, Inc. at by phone at (855) 330-7799, by chat (lower right hand corner of this screen), or by email at [email protected]

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 57594689420

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Geoff
Carnegie, US
★★★★★ 3
Nice, but ultimately unusable
Size: One Size, Color: Brown
The credit card slots are too deep leaving very little of the card sticking out. If you use all of the credit card slots, the thing gets so tight. It is fierce difficult to get the cards out.
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Reviewed in the United States on February 2, 2025
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Dawn
Los Angeles, US
★★★★★ 5
Great front pocket wallet/money clip
Size: One Size, Color: Brown
This was for my husband’s birthday. He loved it. He’s also a bit picky with his front pocket wallet/money clips. He doesn’t like the money clips with the magnet. This very good and holds a good wad of cash or a few bills without it being loose or him afraid he’s going to loose something. Also has the window for his license. Holds plenty of cards as well.
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Reviewed in the United States on October 14, 2025
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rachel
Bozeman, US
★★★★★ 5
Gift for dad
Color: Vintage Cognac TF02
This leather trifold wallet is both stylish and functional. The leather feels high-quality and softens nicely with use, giving it a classic, worn-in look over time. It has plenty of compartments for cards, cash, and IDs, keeping everything organized without feeling bulky in my pocket. The stitching is solid, and the wallet feels durable enough to last for years. Overall, it’s a practical, elegant choice for anyone who wants a reliable wallet that combines functionality with timeless style.
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Reviewed in the United States on December 4, 2025
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Dave
Belleville, US
★★★★★ 5
well made wallet
Color: Cognac Vintage TF03
seems to be a good solid product for the money
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Reviewed in the United States on May 6, 2026
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J L
Lowell, US
★★★★★ 5
I love it!!!!
Color: Vintage Cognac TF02
This is a really nice wallet. Leather looks and feels very high quality, and you can't beat the price.
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Reviewed in the United States on April 9, 2026

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