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Fox ECS 2.88kWh HV Battery (Slave)-V2.0 Connector A

Marsoni M251S
Sale price$439.21
Pay 4 payments of $109.80 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Fox ECS 2.88kWh HV Battery (Slave)-V2.0 Connector APart No: FE HV ECS 2900 4A2C Storage Systems Li ion Battery Pack Fox ECS High Voltage Battery (Slave) ECS2900 V2 Connector A 2. 88kWh Capacity Scalable to 20. 16kWh 90% Depth of Discharge Wide Temperature Tolerence Easy Installation CAN RS485 Communication High Voltage Don't forget: You must register your install with Fox online to activate the 12 year product warranty, otherwise it's 5 years as standard. Please click here for registration page.
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.5 ★★★★★
Based on 60 reviews
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R
Verified Purchase
RN1322
Houston, US
★★★★★ 5
Beautiful set
Color: Silver, Size: Rechargeable
So far love this set. It was a gift for my boyfriend and he loves it. The look is perfect, and so far functions as expected. Also the charge has lasted for months so far.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 25, 2026
D
Verified Purchase
David MacEwen
Massapequa, US
★★★★★ 5
Great product
Color: Silver, Size: Rechargeable
No more batteries dead when you need it most! Love them
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 18, 2026
J
Verified Purchase
Jesse
Belleville, US
★★★★★ 5
Better than most
Color: Silver, Size: Rechargeable
Very awesome. Works better than expected. Very easy to use and refill when it runs out. Highly recommend!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 27, 2026
L
Verified Purchase
Lizette
Port Orchard, US
★★★★★ 5
Very good quality
Color: Silver, Size: Rechargeable
There very nice. Battery is very durable.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 2, 2026
M
Verified Purchase
Michael
Carnegie, US
★★★★★ 4
Good value for price. Get coarse large grained salt to grind or it comes out fast
Color: Silver, Size: Rechargeable, Color: Silver, Size: Rechargeable
Works good upon opening. Get coarse salt or it will come out fast.
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Reviewed in the United States on March 25, 2026

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