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Mango Power E 7kWh Big Battery Kit

Mango Power E 7kWh Big Battery Kit

4.9· 107 ratings

Last price we saw

$1,999.00at Mango Power, last seen Nov 2

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Our take on the Mango Power E 7kWh Big Battery Kit

The Mango Power E Big Battery Kit pairs the Mango Power E portable power station with a 400W solar panel for off-grid and backup power. The station uses a CATL LFP battery rated at 3.53 kWh, expandable to roughly 6 kWh with a second battery, and delivers up to 3000W of continuous AC output through 16 outlets, including a 30A RV port and a 12V car socket. It accepts 60-150V solar input through a built-in MPPT and can also charge from AC at up to 3000W or from a generator. The kit's lowest recorded price is $1,999.00, seen on 2026-11-01, with no other price points in its recent history to compare against.

Best forWhole-home backup for essentials during outagesRV and van life with a 30A shore-power hookup
Off-grid cabin or job site with solar charging
Owners who want to expand capacity to about 6 kWh later
Pros
  • LFP battery chemistry is safer and longer-lived than NMC
  • 3.53 kWh base capacity expands to about 6 kWh
  • 3000W continuous output with 3150W over-load headroom
  • 16 AC outlets, including a 30A RV port and 12V car socket
  • Built-in MPPT handles 60-150V solar input
  • Can be charged from a generator as well as solar or AC
Cons
  • Kit includes only one 400W panel, which is modest for a battery this size
  • Inverter efficiency tops out around 88%, below the best in class
  • Split-phase output is 120V AC only, so no 240V appliances
  • Heavy and bulky to move once assembled
  • Expansion batteries add significant cost

Mango Power E 7kWh Big Battery Kit prices at every store

  • Mango PowerCheck price at Mango Power

Mango Power E 7kWh Big Battery Kit price history

$1,999.00$1,999.00
Nov 1Nov 2

Lowest price we've seen: $1,999.00 on Nov 1 at Mango Power. Tracked across 1 store since Nov 1.

What reviewers say

The Mango Power E line is well regarded by owners, and this kit carries a 4.9 out of 5 average from 107 ratings. Buyers tend to praise the build quality, the LFP battery and the outlet selection.

Pros
  • Solid build and clean design
  • LFP battery with long cycle life
  • Plenty of outlets, including the RV port
  • Quiet operation compared with a generator
Cons
  • App and firmware have had rough edges
  • Heavy to move around
  • Solar recharge is slow with a single panel

Specifications

Solar Panel Wattage
400W
Battery Capacity
3.53 kWh
Battery Type
CATL LFP
Input Voltage
60V - 150V (solar charging input)
Power Capacity
3533Wh
Power Source
Solar
Voltage
60V-150V (solar charging input)
Wattage
Max 3000W (AC charging)
Amperage
30A (AC RV port)
Frequency
60Hz (rated AC output)
Electrical Phase
Split-phase
MPPT
Yes (1x)
Installation Surface Type
Roof (solar panels)
Inverter Output Voltage
120V AC
Inverter Output Frequency
60Hz
Inverter Efficiency
Up to 88%
Kit Included Items
400W Panels
Rated Power
3000W (AC output total)
Maximum Load
3150W (over-load)
Number Of Outlets
16 AC
Outlet Type
Car power output (12V/10A), AC RV port (30A)
Storage Capacity
3533Wh
Storage Expansion
Yes (Can expand the power by two to 6kW)

Questions and answers

Is the Mango Power E kit worth $1,999?
At $1,999.00, recorded on 2026-11-01, you get a 3.53 kWh LFP station plus a 400W panel. Comparable LFP stations of this capacity often cost more without a panel, so the kit price is competitive.
How long will it run my appliances?
Divide 3.53 kWh by the load. A 500W fridge runs about 7 hours, a 1500W space heater about 2.3 hours, and a 60W laptop charger for days. Add a second battery to roughly double those times.
Can I expand the battery later?
Yes. The station supports expansion up to about 6 kWh with an additional Mango Power E battery, so you can buy the base kit first and add capacity later.
What can the 30A RV port power?
The 30A port delivers 120V AC, enough for a typical 30A RV hookup: lights, fridge, microwave and air conditioning on smaller rigs. It will not run 240V appliances.
How fast does the 400W panel recharge it?
In good sun, a 400W panel produces roughly 300W after losses, so a full recharge from empty takes around 12 hours of peak sun. AC charging at up to 3000W is far faster.
What is in the box?
The kit includes the Mango Power E power station and a 400W solar panel. Check the listing for cables and mounting hardware, since panel mounting is listed as a roof surface.
What do buyers say about the Mango Power E 7kWh Big Battery Kit?
Rated 4.9 out of 5 from 107 ratings.

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