Magnum Energy Products Ranked

Last updated: October 24, 2026

5 Magnum Energy products ranked. Each one is scored and ranked against every brand in its size, so "#3 mid-size" means third of all mid-size 48V inverters here, not third among Magnum Energy's own.

Magnum Energy makes 3 current 12V inverters: 3 inverter-chargers. Prices run from $1,192 for the Magnum Energy MMS1012 to $2,110.43 for the Magnum Energy MS2012. Its best-rated model: the Magnum Energy MS2812 (#22 of 41 inverter-chargers, rated 3.5). Models run 1,000 to 2,800 W continuous. 3 of them are listed to UL 458 or UL 1741.

Magnum Energy makes 2 current 48V inverters: 1 120V inverter-chargers and 1 split-phase inverter-chargers. Prices run from $2,026 for the Magnum MS4048-L to $2,239.20 for the Magnum MS4448PAE. Its best-rated model in each size: the Magnum MS4048-L (#4 of 14 120V inverter-chargers, rated 3.8) and the Magnum MS4448PAE (#3 of 22 split-phase inverter-chargers, rated 3.6). Models run 4,000 to 4,400 W continuous. 2 of them are listed to UL 458 or UL 1741.

Prices were last checked October 24, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Magnum Energy 12V inverters 3

  1. Magnum Energy MS2812
    #22 inverter-chargers3.5Full review

    For full-time RVers who want a rugged low-frequency inverter-charger that will start air conditioners and charge fast from a generator.

    No price
    2,800 W2.5 AYes3 years
  2. Magnum Energy MS2012
    #35 inverter-chargers3.1Full review

    For full-time RVers who want a rugged low-frequency inverter-charger that will start air conditioners and charge fast from a generator.

    Amazon $2,110.43
    $2,110.43
    2,000 W2.1 AYes3 years
  3. Magnum Energy MMS1012
    #37 inverter-chargers3.1Full review

    For smaller RVs and trucks that want a rugged, listed 1,000 W inverter-charger and don’t mind paying for it.

    Amazon $1,192
    $1,192
    1,000 W1.6 AYes3 years

Every 12V inverter ranked

Magnum Energy 48V inverters 2

  1. Magnum MS4048-L
    #4 120V inverter-chargers3.8Full review

    For a 48 V RV, cabin or backup system that needs a rugged, listed 120 V inverter-charger with big surge.

    ResSupply $2,026 A1 Solar Store $2,531.49
    $2,026
    4,000 W25 WYes3 years
  2. Magnum MS4448PAE
    #3 split-phase inverter-chargers3.6Full review

    For permitted 48 V off-grid or backup homes that need listed split-phase power and room to stack more units later.

    Mr. Solar $2,239.20
    $2,239.20
    4,400 W25 WYes3 years

Every 48V inverter ranked