Skip to content
Are you a Pro? Sign Up for FREE Exclusive Benefits with Rise PRO™ Pricing and Rewards
Are you a Pro? Sign Up for FREE Exclusive Benefits with Rise PRO™ Pricing and Rewards

BigBattery ETHOS 2x Expansion Kit - K0698

SKU K0698
Save $380.00 Save $380.00
Original price $2,930.00
Original price $2,930.00 - Original price $2,930.00
Original price $2,930.00
Current price $2,550.00
$2,550.00 - $2,550.00
Current price $2,550.00
Availability:
in stock

BigBattery ETHOS 2x Expansion Kit - K0698 expands your energy storage system with an additional 10.24kWh of reliable lithium power. Designed for seamless integration into your existing ETHOS setup, this kit includes two 48V stackable battery modules, a rack base, and all necessary cabling to ensure a clean, plug-and-play experience. Whether you're powering a home backup system or an off-grid application, the ETHOS 2x Expansion Kit delivers extended runtime and greater energy independence, all backed by BigBattery’s industry-leading 12-Year Warranty.

Features:

  • Adds 10.24kWh of additional storage capacity
  • Includes 2 × 48V 5.12kWh stackable battery modules
  • Seamless plug-and-play integration with existing ETHOS systems
  • Comes with rack base and all required power/comm cables
  • Covered by BigBattery’s 12-Year Warranty

Order Processing and Shipping

Rise ships manufacturer direct. We work hard so you receive your product(s) as quickly as possible. Learn more about our order processing & shipping times here.

$
Price Match Promise

Found a lower price from a trusted retailer?

Request a price match

LEARN MORE WITH AI

Have a question about this product?

chat-bubble
Send message
Was this helpful?
Yes
No
Thanks for the feedback!

Specifications

SpecificationDetails
SKUKIT0698
GTIN-12 (U.P.C.)850061252173
System Voltage48V
Nominal Voltage51.2V
ChemistryLiFePO4
kWh Capacity10.24kWh
Ah Capacity200Ah
Charging Voltage Range55.6 – 57V
Max Charge Voltage57V
Operating Voltage Range48 – 57V
Suggested Low Voltage Cutoff48 – 50.8V
Cell Configuration16S 2P
Max Continuous Discharge Current200A
Max Continuous Power10240W
Max Discharge Peak Current300A (Max 5 seconds)
Max Charge Current200A
Charge Temperature Range32°F – 113°F (0°C – 45°C)
Discharge Temperature Range-4°F – 140°F (-20°C – 60°C)
Optimal Discharge Temperature Range59°F – 95°F (15°C – 35°C)
Storage Temperature Range (SoC >50%)-4°F – 113°F (-20°C – 45°C) (Max 6 months)
Weight273 lb (123.8 kg)
Depth6.7 in (170 mm)
Width26.5 in (674 mm)
Height43.3 in (1100 mm)
Max ConnectionsUp to 16 parallel connections per control box
Protection RatingIP65
CommunicationsCANBus / RS485
CertificationsUL9540, UL9540a, UL1973, & UN38.3

 

Downloads

Get Trade-Only Pricing & Perks – For Free

Join HGTV’s Bryan Baeumler and Rise for pro-only pricing, rewards and priority service.

Get Pro Access
Carbon-neutral shipping on all orders
14541kg
shipping emissions removed
That's like...
37224
miles driven by an average gasoline-powered car
We fund innovations in...
Direct Air Capture
Bio Oil
Mineralization

Interested in Deals and New Products?

Keep up-to-date on deals and new home building products that benefit your health, your wealth, and the planet delivered right to your inbox.

Skip to content