PowMr FU12-248P

Last updated: October 24, 2026

PowMr FU12-248P
3.8/5#23 of 40 in 120/240 V split-phase hybrid inverters
3.8

For off-grid or backup homes that need a lot of split-phase power and solar input at the lowest price per kW. It has a UL listing but a short warranty.

  • 12 kWOutput
  • 48 VBattery
  • 24,000 WSolar input
  • 1.5 yearsWarranty
Check price at AmazonCheck price at PowMr$1,069

Price checked October 23, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros
  • 12 kW of split-phase power for under $100 per kW
  • Two trackers take up to 24,000 W of panels
  • 250 A charging refills a large 48 V bank fast
  • UL 1741 listed, and runs loads from solar with no battery
Cons
  • Only 7,200 W in single-phase 120 V mode
  • Can limit grid feed-in with a CT but can’t sell power back
  • Wi-Fi monitoring is an add-on; 18-month warranty

How it scores

The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its output. How we rank explains each one.

Specifications

Model numberFU12-248P
Output
Output voltage120/240 V split-phase
Continuous output12,000 W
Surge18,000 W
Peak efficiency91%
Transfer time10 ms
Parallel unitsUp to 6 units
Solar
Max PV power24,000 W
Max PV voltage (Voc)500 V
MPPT range90 to 450 V
MPPT trackers2
PV current per tracker32 A
Runs without batteryYes
Battery and grid
Battery voltage48 V
Battery typesLithium, lead-acid, user-defined
Max charge current250 A
AC charge current160 A
Battery communicationYes
Grid sell-backNo
UL 1741Yes
Build
App monitoringOptional add-on
Dimensions620 x 450 x 132 mm
Weight52.5 lb
Warranty1.5 years

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