GWHS6.0-US20

Equipment overview

ESS with PCS functionality

The figures below refer to GWHS6.0-US20 {6kW, 12.8kWh}. Use the configuration table for other variants.

Controlled apparent power

6 kVA

Operating voltage

240 V

PCS functionality

ESS

Technology

Not reported

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.

Source specifications and conditions

Additional source information for GWHS6.0-US20 {6kW, 12.8kWh}. Qualifiers, reported control modes and required devices are retained as written. Power-control listings do not establish arbitrary battery/inverter pairings.

Equipment type

ESS

CEC listing date

2023-02-13

Export-only mode

N

Import-only mode

Y

No-exchange mode

Y

Unrestricted mode

N

Phase configuration

Single

PCS CRD document date

2022-07-19

PCS CRD issuing entity

CSA Group

Additional required devices

Either a meter (GMK120, GMK121, GMK140, or GMK141), or an automatic backup device (ABD200-40-US10, ABD200-63-US10 ABD100-40-US10, or ABD100-63-US10).

Output voltage as reported (V)

240

Export-only response time (seconds)

N/A

Import-only response time (seconds)

15.256

No-exchange response time (seconds)

3.731

Current measurement reference points

ESS & External CT (from the meter or the automatic backup device)

Unrestricted response time (seconds)

N/A

Maximum apparent power as reported (kVA)

6

Maximum continuous current as reported (A)

25

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 CECGWHS6.0-US20 {6kW, 9.6kWh}
  Archived CEC source
• Sep 21, 2026 · California Energy CommissionFirst observed: Listed in CECGWHS6.0-US20 {6kW, 76.8kWh}
  Archived CEC source
• Sep 21, 2026 · California Energy CommissionFirst observed: Listed in CECGWHS6.0-US20 {6kW, 64kWh}
  Archived CEC source
• Sep 21, 2026 · California Energy CommissionFirst observed: Listed in CECGWHS6.0-US20 {6kW, 57.6kWh}
  Archived CEC source
• Sep 21, 2026 · California Energy CommissionFirst observed: Listed in CECGWHS6.0-US20 {6kW, 51.2kWh}
  Archived CEC source
• Sep 21, 2026 · California Energy CommissionFirst observed: Listed in CECGWHS6.0-US20 {6kW, 48kWh}
  Archived CEC source
• Sep 21, 2026 · California Energy CommissionFirst observed: Listed in CECGWHS6.0-US20 {6kW, 38.4kWh}
  Archived CEC source
• Sep 21, 2026 · California Energy CommissionFirst observed: Listed in CECGWHS6.0-US20 {6kW, 32kWh}
  Archived CEC source
• Sep 21, 2026 · California Energy CommissionFirst observed: Listed in CECGWHS6.0-US20 {6kW, 28.8kWh}
  Archived CEC source
• Sep 21, 2026 · California Energy CommissionFirst observed: Listed in CECGWHS6.0-US20 {6kW, 25.6kWh}
  Archived CEC source
• Sep 21, 2026 · California Energy CommissionFirst observed: Listed in CECGWHS6.0-US20 {6kW, 19.2kWh}
  Archived CEC source
• Sep 21, 2026 · California Energy CommissionFirst observed: Listed in CECGWHS6.0-US20 {6kW, 16kWh}
  Archived CEC source
• Sep 21, 2026 · California Energy CommissionFirst observed: Listed in CECGWHS6.0-US20 {6kW, 12.8kWh}
  Archived CEC source