Fortress Power LLC

EdgeOn Duo 15 Pro

Inverter · 2 exact configurations · California, US

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A registry listing is a starting point. CEC inclusion is not nationwide installation approval. Confirm the exact model and configuration with your utility and local authority.

How to use this data

Equipment overview

11.4 kW, 240 Vac Grid Support Hybrid Utility Interactive with PCS functionality.

The figures below refer to EdgeOn Duo 15 Pro {208V}. Use the configuration table for other variants.

Continuous AC output
11.6088 kW
Nominal AC voltage
208 V AC
CEC weighted efficiency
96.5 %
Technology
Hybrid inverter
UL 1741 SB in CEC source
Reported
CEC source lists
Solar + Battery

Specifications are reported in the CEC source; SolarApprovals has not independently tested this equipment. A missing value does not mean zero or a failed certification.

Exact configurations

CEC annotations in braces identify the listed configuration and are not part of the manufacturer’s model number. Variants share this canonical page.

Exact CEC configurations for EdgeOn Duo 15 Pro
CEC model / configurationContinuous AC outputVoltage / displayObservationCompare
EdgeOn Duo 15 Pro {208V}Solar_Inverters row 653 · Battery_Inverters row 25011.6088 kW208 V ACListed in CEC
EdgeOn Duo 15 Pro {240V}Solar_Inverters row 652 · Battery_Inverters row 24911.5669 kW240 V ACListed in CEC

Source specifications and conditions

Additional source information for EdgeOn Duo 15 Pro {208V}. Qualifiers, reported control modes and required devices are retained as written. Power-control listings do not establish arbitrary battery/inverter pairings.

Built-in meter
Y
Firmware version(s) tested
[51001]
UL 1741 SA certificate date
[12/8/2025]
UL 1741 SB certificate date
[12/8/2025]
CSIP conformance as reported
Y*
UL 1741 SA certifying entity
SGS
UL 1741 SB certifying entity
SGS
CEC grid-support listing date
2026-08-11

Use the source row references above to inspect the conditions for each other configuration.

Documented compatibility

No specific equipment pairing has been verified for this model.

Shared voltage, a hybrid designation, or the same manufacturer does not establish compatibility. Check the manufacturer’s installation documents for exact model combinations, firmware, and operating conditions.

Registry observation history

Dates show when SolarApprovals observed a status. The first observation is not the original CEC listing date. History begins with our first import.

  • Sep 21, 2026 · California Energy CommissionFirst observed: Listed in CECEdgeOn Duo 15 Pro {208V}
    Archived CEC source
  • Sep 21, 2026 · California Energy CommissionFirst observed: Listed in CECEdgeOn Duo 15 Pro {240V}
    Archived CEC source