Charged Reviews

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MARBERO M823 237Wh Portable Power Station

Model: M823 · SKU: M823

Prepared Nov 12, 2026

Common specifications

Rated capacity
0.24 kWhCalculatedSource [1]
Usable capacityNot documented
Battery voltageNot documented
Rated capacityNot documented
Continuous output
0.3 kWCalculatedSource [3]
AC output voltageNot documented
Maximum AC chargingNot documented
PV input limitNot documented
Transfer timeNot documented
Continuous discharge currentNot documented
Continuous charge currentNot documented
Peak discharge currentNot documented
Timed peak outputNot documented
Dimensions
148.1 W × 99.1 H × 207 L mm5.83 W × 3.9 H × 8.15 L inCalculatedSource [1]
Weight
2.09 kg4.61 lb convertedCalculatedSource [1]
CommunicationsNot documented
TerminalsNot documented
EnclosureNot documented
Chemistry
Lithium-ionSource [3]
Cycle lifeNot documented
Solar input voltage
16.4 to 24 VSource [1]
MPPT voltage rangeNot documented
Maximum PV voltageNot documented
AC charge inputNot documented
Enclosure volume3.04 L** Calculated from recorded external dimensions
Warranty termNot documented

All recorded specifications

Chemistry
Lithium-ionDocumented claim
Conditions

The M823SL60 set page prints "With a 237Wh/64000mAh high-quality lithium-ion battery pack, this MARBERO portable power station M823"; the M823's own page names no chemistry.

Location: M823SL60 set page, description

The M823SL60 set page prints "With a 237Wh/64000mAh high-quality lithium-ion battery pack, this MARBERO portable power station M823"; the M823's own page names no chemistry.

Location: M823SL60 set page, description

[3]
Continuous output
0.3 kWCalculated300 W / 1000 = 0.3 kW
Conditions

The M823SL60 set page, which describes the M823 in the set, prints "2* AC wall outlets with pure sine wave (300W rated, 375W peak; includes 2-prong and 3-prong)". The M823's own page prints "2*AC wall outlet(300W with 375W peak". Manufacturer claim, not an independent test.

Location: M823SL60 set page, description, Multiple outputs for versatile charging

The M823SL60 set page, which describes the M823 in the set, prints "2* AC wall outlets with pure sine wave (300W rated, 375W peak; includes 2-prong and 3-prong)". The M823's own page prints "2*AC wall outlet(300W with 375W peak". Manufacturer claim, not an independent test.

Location: M823SL60 set page, description, Multiple outputs for versatile charging

[3]
Dimensions
148.1 W × 99.1 H × 207 L mm5.83 W × 3.9 H × 8.15 L inCalculated8.15 x 5.83 x 3.9 in x 25.4 mm/in, rounded to 0.1 mm
Conditions

The page prints "compact cuboid size(8.15*5.83*3.90 inches)" without naming the axes; recorded in the printed order.

Location: Description, Latest version of MARBERO M82 series

The page prints "compact cuboid size(8.15*5.83*3.90 inches)" without naming the axes; recorded in the printed order.

Location: Description, Latest version of MARBERO M82 series

[1]
Output waveform
Pure sine waveDocumented claim
Conditions

The set page prints "2* AC wall outlets with pure sine wave" for the M823.

Location: M823SL60 set page, description

The set page prints "2* AC wall outlets with pure sine wave" for the M823.

Location: M823SL60 set page, description

[3]
PV input current / MPPT
2.7 ADocumented claim
Conditions

The page prints "a solar panel(DC 16.4V-24V⎓2.7A Max)".

Location: Description, 3 updated recharging ways

The page prints "a solar panel(DC 16.4V-24V⎓2.7A Max)".

Location: Description, 3 updated recharging ways

[1]
Rated AC output
300 WDocumented claim
Conditions

The set page prints "300W rated, 375W peak" for the M823's two AC outlets.

Location: M823SL60 set page, description

The set page prints "300W rated, 375W peak" for the M823's two AC outlets.

Location: M823SL60 set page, description

[3]
Rated capacity
0.24 kWhCalculated237 Wh / 1000 = 0.237 kWh
Conditions

The page prints "more capacity(237Wh, equivalent to 64,000mAh, 3.7V)". Manufacturer claim, not an independent test.

Location: Description, Latest version of MARBERO M82 series

The page prints "more capacity(237Wh, equivalent to 64,000mAh, 3.7V)". Manufacturer claim, not an independent test.

Location: Description, Latest version of MARBERO M82 series

[1]
Solar input voltage
16.4 to 24 VDocumented claim
Conditions

The page prints "a solar panel(DC 16.4V-24V⎓2.7A Max)".

Location: Description, 3 updated recharging ways

The page prints "a solar panel(DC 16.4V-24V⎓2.7A Max)".

Location: Description, 3 updated recharging ways

[1]
Surge AC output
375 WDocumented claim
Conditions

The page prints "2*AC wall outlet(300W with 375W peak" and the set page "300W rated, 375W peak".

Location: Description, Multi-outputs; M823SL60 set page

The page prints "2*AC wall outlet(300W with 375W peak" and the set page "300W rated, 375W peak".

Location: Description, Multi-outputs; M823SL60 set page

[1, 3]
USB c port power
18 WDocumented claim
Conditions

The page prints "1*USB C port(5V⎓3A, 9V⎓2A, 12V⎓1.5A, 18W PD)".

Location: Description, Multi-outputs

The page prints "1*USB C port(5V⎓3A, 9V⎓2A, 12V⎓1.5A, 18W PD)".

Location: Description, Multi-outputs

[1]
Weight
2.09 kg4.61 lb convertedCalculated4.6 lb x 0.45359237 kg/lb, rounded to 0.01 kg
Conditions

The page prints "light weight(4.6 lbs)".

Location: Description, Latest version of MARBERO M82 series

The page prints "light weight(4.6 lbs)".

Location: Description, Latest version of MARBERO M82 series

[1]

Warranty

Certificate records

No records documented.

Sources and revisions

  1. MARBERO store page: MARBERO 237Wh 300W Portable Power Station (M823) (October 15, 2026 capture)Official product page · Checked https://marbero.com/products/marbero-237wh-300w-portable-power-station
  2. MARBERO store product data: 237Wh 300W Portable Power Station (October 15, 2026 capture)Official product feed · Checked https://marbero.com/products/marbero-237wh-300w-portable-power-station.json
  3. MARBERO store page: MARBERO 237Wh Solar Generator with 60W Solar Panel Included (M823SL60) (October 15, 2026 capture)Official product page · Checked https://marbero.com/products/marbero-237wh-solar-generator-with-60w-solar-panel-included