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Fault codes › Generac › Generac PWRcell Inverter (X7602, XVT076A03, XVT114G03)

Generac PWRcell Inverter 0X7721

Code
0X7721
Page
69
ID
fc:generac-pwrcell-inverter-0x7721
IRI
https://solarlattice.org/kb/fc/generac-pwrcell-inverter-0x7721
Status
active
Also known as
0X7721, 0x7721, Generac 0X7721
Category
Inverters
Class not stated
Production not stated
Clears not stated

Decoded

Reports configuration error; do: inverter parameter adjustment.

What can be behind Configuration error

Failure modes that present as the reported condition, and the tests that tell them apart.

Defined in

The manufacturer's own cause and corrective text is not reproduced here.

Same condition on other equipment

ABB / FIMER
ABB / FIMER PVS-166-175-TL E055, ABB / FIMER PVS-166-175-TL E077, ABB / FIMER PVS-60-TL E013, ABB / FIMER PVS-60-TL E055, ABB / FIMER PVS-60-TL E077, ABB / FIMER TRIO-20.0-27.6-TL E013, ABB / FIMER TRIO-20.0-27.6-TL W009, ABB / FIMER UNO-DM-3.3-5.0-PLUS E013, ABB / FIMER UNO-DM-3.3-5.0-PLUS E055, ABB / FIMER UNO-DM-3.3-5.0-PLUS E077, ABB / FIMER UNO-DM-6.0-PLUS E013, ABB / FIMER UNO-DM-6.0-PLUS E055, ABB / FIMER UNO-DM-6.0-PLUS E077
CPS
CPS SCA50-100K-T Protect0720
Fronius
Fronius Galvo 412, Fronius Galvo 445, Fronius Galvo 482, Fronius Galvo 705, Fronius Primo 412, Fronius Primo 445, Fronius Primo 482, Fronius Primo 483, Fronius Primo 705, Fronius Symo 412, Fronius Symo 445, Fronius Symo 482, Fronius Symo 483, Fronius Symo 705, Fronius Symo 768, Fronius Symo 773
Generac
Generac PWRcell Inverter 0X7701, Generac PWRcell Inverter 0X7702, Generac PWRcell Inverter 0X7704, Generac PWRcell Inverter 0X7705, Generac PWRcell Inverter 0X7706, Generac PWRcell Inverter 0X7708, Generac PWRcell Inverter 0X7709, Generac PWRcell Inverter 0X770A, Generac PWRcell Inverter 0X770B, Generac PWRcell Inverter 0X770C
KACO new energy
KACO new energy blueplanet TL3 159
SMA
SMA SB-US-40 10343, SMA SB-US-40 10344, SMA SB-US-40 1501, SMA SB-US-40 7347, SMA SB-US-40 7348, SMA SB-US-41 10343, SMA SB-US-41 10344, SMA SB-US-41 1501, SMA SB-US-41 7347, SMA SB-US-41 7348, SMA SBSE-US-50 1501, SMA PEAK3-US 1501, SMA PEAK3-US 7347, SMA PEAK3-US 7348, SMA CORE1-US 7105, SMA CORE1-US 7347, SMA CORE1-US 7348, SMA STP-TL-US 1501, SMA STP-X-US 1501, SMA SI-US F221, SMA SI-US F731, SMA SI-US F732, SMA SI-US F806
Schneider Electric
Schneider Electric CL125 023, Schneider Electric CL125 047
Solis
Solis S6-EH2P BatName-FAIL, Solis S6-EH3P30-60K BatName-FAIL, Solis S6-EH3P75-150K BatName-FAIL
Sungrow
Sungrow SG-CX-US 047
Yaskawa Solectria
Yaskawa Solectria SGI-XTM PAR Backup Err, Yaskawa Solectria SGI-XTM PAR Config Err, Yaskawa Solectria SGI-XTM Pw Brd Mismatch, Yaskawa Solectria XGI-1500 WARN-31

Claims

defined_in

c1 drafted · lead Generac PWRcell 1ph Inverter install and owners manual rev J

reports

c2 verified · fact Configuration error

Transfer switch detected but none configured

verified by: review-workflowverified on: 2026-10-23

mitigated_by

c3 verified · fact Inverter parameter adjustment

verified by: review-workflowverified on: 2026-10-23

applies_to

c4 drafted · lead Generac PWRcell Inverter (X7602, XVT076A03, XVT114G03)

Data