SKU: 98615529569

Fox ECS 2.88kWh HV Battery Master V2 Connector A

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Description

Fox ECS 2.88kWh HV Battery Master V2 Connector AFox ECS 2. 88kWh HV Battery (Master) V2. 0 Connector A The Fox ECS 2. 88kWh HV Battery (Master) V2. 0 Connector A is a high performance lithium ion battery designed for scalable energy storage solutions. Acting as the control module in a battery stack, this master unit ensures efficient energy distribution and seamless system integration. With a 2. 88kWh capacity and high voltage operation, it is an excellent choice for residential and commercial

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

 

The Fox ECS 2.88kWh HV Battery (Master) V2.0 – Connector A is a high-performance lithium-ion battery designed for scalable energy storage solutions. Acting as the control module in a battery stack, this master unit ensures efficient energy distribution and seamless system integration. With a 2.88kWh capacity and high-voltage operation, it is an excellent choice for residential and commercial energy storage applications.

 

Key Features

  • Master Battery Unit – Essential for managing and controlling a battery stack
  • Scalable System – Supports expansion with up to 6 additional slave batteries
  • High Voltage & High Efficiency – Provides stable and optimized energy performance
  • Compact & Space-Saving Design – Ideal for various installation environments
  • Long Cycle Life – Engineered for durability and extended service life

 

Technical Specifications

  • Nominal Energy: 2,880 Wh
  • Depth of Discharge: 90.00%
  • Voltage: 52 V
  • Continuous Discharge Rate (Normal Use): 1,440 W
  • Maximum Discharge Rate (5 Minutes): 2,880 W
  • Surge Discharge Rate (15 Seconds): 3,000 W
  • Maximum Charge Rate (5 Minutes): 2,880 W
  • Supplier Part No: FE-HV-ECM-2900-4A2C
  • Weight: 37.95 kg
  • Battery Type: Lithium-Ion

 

Applications

  • Residential Solar Storage – Stores surplus solar power for use during peak demand or low sunlight hours
  • Commercial Power Backup – Ensures uninterrupted operation of critical equipment during grid outages
  • Off-Grid Systems – Supports complete energy independence with reliable solar battery storage

 

What’s Included in the Box?

  • Fox ECS 2.88kWh HV Battery Master V2 – Connector A
  • User Manual
  • Installation Guide

 

Important Notes

  • This battery must be used in a stack with at least one slave module (minimum of two batteries required).
  • A maximum of seven modules can be stacked together (1 Master + 6 Slaves).
  • If adding battery modules to an existing stack, compatibility must be confirmed with your technical support provider. Please provide a photo of your current battery stack via the portal for verification.
  • When expanding the system, ensure the new battery matches the connector type of your existing setup. This is the Connector A version of the ECS battery.

 

Installation Requirement: This battery must be installed by a qualified electrician following local wiring regulations and safety standards. Incorrect installation may cause system issues. Solareon UK is not responsible for malfunctions caused by improper installation.

 

Why Choose the Fox ECS 2.88kWh HV Battery Master V2 Connector A?

The Fox ECS 2.88kWh HV Battery Master V2 – Connector A is a reliable, high-efficiency energy storage solution designed for scalability. Whether used for solar self-consumption, backup power, or off-grid applications, it delivers excellent performance, longevity, and seamless system integration.

 

Disclaimer:


All product information provided by Solareon UK is intended for general guidance only and may be subject to change or error. Solareon UK does not accept liability for any inaccuracies or omissions in the product specifications displayed. For accurate and detailed technical information, please refer to the manufacturer’s official datasheet available in the 'Downloads' section. We strongly advise confirming all critical details directly with the manufacturer prior to making purchasing or installation decisions.

Shipping Notes
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Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
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SKU: 98615529569

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GypsySoul
Los Angeles, US
★★★★★ 5
Love it
Color: Dark Green, Size: Small
I got the dark green. Love the sweater and it's warm. I do layer the sweater as well. It is as pictured. Size is perfect to me. I like sweaters to be longer and a bit wider in case it is freezing and I need to layer it. This sweater is perfect for layering. It comes closer to my backside, it is a little wide and not snug, and I like that the sleeves come over my wrists
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Reviewed in the United States on February 7, 2026
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Verified Purchase
JB
Alexandria, US
★★★★★ 1
Still soft but looks terrible after 1 wash. Save your money
Color: White, Size: Small, Color: White, Size: Small
Update: sweater looked great when I received. After 1 wash it looks terrible. Looks like it’s been washed too many times, material fuzzy and piled. After wearing it once, it snagged and the knit pulled through. I would NOT recommend. I had such high hopes. Save your money. Very nice sweater, especially for the price! I love the details of the buttons on the sleeves. It is SO soft. It’s not super thick as I can see my skin through it when pressing my hand up against fabric. However, it’s not see through when wearing it. It’ll be perfect in cooler weather and perfect in the winter with a coat but won’t cause me to overheat when in a heated environment. I do feel like it runs big. I could have sized down a size. Although I’m not sure if it’ll shrink after a wash or two.
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Reviewed in the United States on September 22, 2025
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Verified Purchase
Lynn M
Carnegie, US
★★★★★ 3
Disappointed.
Color: Blue, Size: Large, Color: Blue, Size: Large
This sweater is so comfortable and very soft. It fits well in a flattering, oversized way. But after one wash it is pilled everywhere which makes it look old and shabby. It’s at a price point where I feel compelled to return it.
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Reviewed in the United States on January 10, 2026
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TripletMama Heather
Lowell, US
★★★★★ 5
Perfect for casual wear and dressy style
Color: Dark Green, Size: Small
This sweater is soooo soft and the color is so rich. The fit of it is perfect, not too tight and not too baggy, just right and I used the size guide to pick my size. Just for reference, I am 5'3" and 130lbs, 38C bust. It's well made and washes great. I chose to hang dry mine as I typically don't put any of my sweaters in the dryer to dry, just to fluff them. I have this one in two colors, the green and the tan/beige and I would say they are both a true representative of the color shown.
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Reviewed in the United States on November 15, 2025
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MMF
Draper, US
★★★★★ 5
Love the long sleeves!!!
Color: White, Size: Small
Love it! I'm 5' 11" tall and I purchased this according to reviews. Several people commented on the length of the sleeves. I have a hard time finding sleeves long enough if it's not " tall" sized. It was perfect for me. If this washes nice I'm going to consider purchasing more in other colors. I ordered the white and just love the long ribbed cuffs with the line of buttons. Very soft.
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Reviewed in the United States on May 1, 2026

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