GoodWe MCDR

9.6–76.8 kWh · 5–11.4 kW · Lithium Ion · 80 configurations

UL 9540UL 1741 SBCEC listed · Feb 13, 2023

Nameplate energy9.6–76.8 kWh
Continuous power5–11.4 kW
ChemistryLithium Ion

Overview

CEC Energy Storage System List

MCDR: 9.6–76.8 kWh nameplate energy; 5–11.4 kW continuous; lithium ion.

Models & configurations

CEC Energy Storage System List · 80 listings

Model	Energy	Power	Grid voltage	Round trip	CEC listed
GWCS5.0-US20 {5kW, 9.6kWh}	9.6 kWh	5 kW	240 V	—	Feb 13, 2023
GWCS6.0-US20 {6kW, 9.6kWh}	9.6 kWh	6 kW	240 V	—	Feb 13, 2023
GWCS7.6-US20 {7.6kW, 9.6kWh}	9.6 kWh	7.6 kW	240 V	—	Feb 13, 2023
GWCS9.6-US20 {9.6kW, 9.6kWh}	9.6 kWh	9.6 kW	240 V	—	Feb 13, 2023
GWCS11.4-US20 {11.4kW, 9.6kWh}	9.6 kWh	11.4 kW	240 V	—	Feb 13, 2023
GWCS5.0-US20 {5kW, 10.6kWh}	10.6 kWh	5 kW	240 V	—	Jul 11, 2024
GWCS6.0-US20 {6kW, 10.6kWh}	10.6 kWh	6 kW	240 V	—	Jul 11, 2024
GWCS7.6-US20 {7.6kW, 10.6kWh}	10.6 kWh	7.6 kW	240 V	—	Jul 11, 2024
GWCS9.6-US20 {9.6kW, 10.6kWh}	10.6 kWh	9.6 kW	240 V	—	Jul 11, 2024
GWCS11.4-US20 {11.4kW, 10.6kWh}	10.6 kWh	11.4 kW	240 V	—	Jul 11, 2024
GWCS5.0-US20 {5kW, 12.8kWh}	12.8 kWh	5 kW	240 V	—	Feb 13, 2023
GWCS6.0-US20 {6kW, 12.8kWh}	12.8 kWh	6 kW	240 V	—	Feb 13, 2023
GWCS7.6-US20 {7.6kW, 12.8kWh}	12.8 kWh	7.6 kW	240 V	—	Feb 13, 2023
GWCS9.6-US20 {9.6kW, 12.8kWh}	12.8 kWh	9.6 kW	240 V	—	Feb 13, 2023
GWCS11.4-US20 {11.4kW, 12.8kWh}	12.8 kWh	11.4 kW	240 V	—	Feb 13, 2023
GWCS5.0-US20 {5kW, 14.1kWh}	14.1 kWh	5 kW	240 V	—	Jul 11, 2024
GWCS6.0-US20 {6kW, 14.1kWh}	14.1 kWh	6 kW	240 V	—	Jul 11, 2024
GWCS7.6-US20 {7.6kW, 14.1kWh}	14.1 kWh	7.6 kW	240 V	—	Jul 11, 2024
GWCS9.6-US20 {9.6kW, 14.1kWh}	14.1 kWh	9.6 kW	240 V	—	Jul 11, 2024
GWCS11.4-US20 {11.4kW, 14.1kWh}	14.1 kWh	11.4 kW	240 V	—	Jul 11, 2024
GWCS5.0-US20 {5kW, 16kWh}	16 kWh	5 kW	240 V	—	Feb 13, 2023
GWCS6.0-US20 {6kW, 16kWh}	16 kWh	6 kW	240 V	—	Feb 13, 2023
GWCS7.6-US20 {7.6kW, 16kWh}	16 kWh	7.6 kW	240 V	—	Feb 13, 2023
GWCS9.6-US20 {9.6kW, 16kWh}	16 kWh	9.6 kW	240 V	—	Feb 13, 2023
GWCS11.4-US20 {11.4kW, 16kWh}	16 kWh	11.4 kW	240 V	—	Feb 13, 2023
GWCS5.0-US20 {5kW, 17.7kWh}	17.7 kWh	5 kW	240 V	—	Jul 11, 2024
GWCS6.0-US20 {6kW, 17.7kWh}	17.7 kWh	6 kW	240 V	—	Jul 11, 2024
GWCS7.6-US20 {7.6kW, 17.7kWh}	17.7 kWh	7.6 kW	240 V	—	Jul 11, 2024
GWCS9.6-US20 {9.6kW, 17.7kWh}	17.7 kWh	9.6 kW	240 V	—	Jul 11, 2024
GWCS11.4-US20 {11.4kW, 17.7kWh}	17.7 kWh	11.4 kW	240 V	—	Jul 11, 2024
GWCS5.0-US20 {5kW, 19.2kWh}	19.2 kWh	5 kW	240 V	—	Feb 13, 2023
GWCS6.0-US20 {6kW, 19.2kWh}	19.2 kWh	6 kW	240 V	—	Feb 13, 2023
GWCS7.6-US20 {7.6kW, 19.2kWh}	19.2 kWh	7.6 kW	240 V	—	Feb 13, 2023
GWCS9.6-US20 {9.6kW, 19.2kWh}	19.2 kWh	9.6 kW	240 V	—	Feb 13, 2023
GWCS11.4-US20 {11.4kW, 19.2kWh}	19.2 kWh	11.4 kW	240 V	—	Feb 13, 2023
GWCS5.0-US20 {5kW, 25.6kWh}	25.6 kWh	5 kW	240 V	—	Feb 13, 2023
GWCS6.0-US20 {6kW, 25.6kWh}	25.6 kWh	6 kW	240 V	—	Feb 13, 2023
GWCS7.6-US20 {7.6kW, 25.6kWh}	25.6 kWh	7.6 kW	240 V	—	Feb 13, 2023
GWCS9.6-US20 {9.6kW, 25.6kWh}	25.6 kWh	9.6 kW	240 V	—	Feb 13, 2023
GWCS11.4-US20 {11.4kW, 25.6kWh}	25.6 kWh	11.4 kW	240 V	—	Feb 13, 2023
GWCS5.0-US20 {5kW, 28.8kWh}	28.8 kWh	5 kW	240 V	—	Feb 13, 2023
GWCS6.0-US20 {6kW, 28.8kWh}	28.8 kWh	6 kW	240 V	—	Feb 13, 2023
GWCS7.6-US20 {7.6kW, 28.8kWh}	28.8 kWh	7.6 kW	240 V	—	Feb 13, 2023
GWCS9.6-US20 {9.6kW, 28.8kWh}	28.8 kWh	9.6 kW	240 V	—	Feb 13, 2023
GWCS11.4-US20 {11.4kW, 28.8kWh}	28.8 kWh	11.4 kW	240 V	—	Feb 13, 2023
GWCS5.0-US20 {5kW, 32kWh}	32 kWh	5 kW	240 V	—	Feb 13, 2023
GWCS6.0-US20 {6kW, 32kWh}	32 kWh	6 kW	240 V	—	Feb 13, 2023
GWCS7.6-US20 {7.6kW, 32kWh}	32 kWh	7.6 kW	240 V	—	Feb 13, 2023
GWCS9.6-US20 {9.6kW, 32kWh}	32 kWh	9.6 kW	240 V	—	Feb 13, 2023
GWCS11.4-US20 {11.4kW, 32kWh}	32 kWh	11.4 kW	240 V	—	Feb 13, 2023
GWCS5.0-US20 {5kW, 38.4kWh}	38.4 kWh	5 kW	240 V	—	Feb 13, 2023
GWCS6.0-US20 {6kW, 38.4kWh}	38.4 kWh	6 kW	240 V	—	Feb 13, 2023
GWCS7.6-US20 {7.6kW, 38.4kWh}	38.4 kWh	7.6 kW	240 V	—	Feb 13, 2023
GWCS9.6-US20 {9.6kW, 38.4kWh}	38.4 kWh	9.6 kW	240 V	—	Feb 13, 2023
GWCS11.4-US20 {11.4kW, 38.4kWh}	38.4 kWh	11.4 kW	240 V	—	Feb 13, 2023
GWCS5.0-US20 {5kW, 48kWh}	48 kWh	5 kW	240 V	—	Feb 13, 2023
GWCS6.0-US20 {6kW, 48kWh}	48 kWh	6 kW	240 V	—	Feb 13, 2023
GWCS7.6-US20 {7.6kW, 48kWh}	48 kWh	7.6 kW	240 V	—	Feb 13, 2023
GWCS9.6-US20 {9.6kW, 48kWh}	48 kWh	9.6 kW	240 V	—	Feb 13, 2023
GWCS11.4-US20 {11.4kW, 48kWh}	48 kWh	11.4 kW	240 V	—	Feb 13, 2023
GWCS5.0-US20 {5kW, 51.2kWh}	51.2 kWh	5 kW	240 V	—	Feb 13, 2023
GWCS6.0-US20 {6kW, 51.2kWh}	51.2 kWh	6 kW	240 V	—	Feb 13, 2023
GWCS7.6-US20 {7.6kW, 51.2kWh}	51.2 kWh	7.6 kW	240 V	—	Feb 13, 2023
GWCS9.6-US20 {9.6kW, 51.2kWh}	51.2 kWh	9.6 kW	240 V	—	Feb 13, 2023
GWCS11.4-US20 {11.4kW, 51.2kWh}	51.2 kWh	11.4 kW	240 V	—	Feb 13, 2023
GWCS5.0-US20 {5kW, 57.6kWh}	57.6 kWh	5 kW	240 V	—	Feb 13, 2023
GWCS6.0-US20 {6kW, 57.6kWh}	57.6 kWh	6 kW	240 V	—	Feb 13, 2023
GWCS7.6-US20 {7.6kW, 57.6kWh}	57.6 kWh	7.6 kW	240 V	—	Feb 13, 2023
GWCS9.6-US20 {9.6kW, 57.6kWh}	57.6 kWh	9.6 kW	240 V	—	Feb 13, 2023
GWCS11.4-US20 {11.4kW, 57.6kWh}	57.6 kWh	11.4 kW	240 V	—	Feb 13, 2023
GWCS5.0-US20 {5kW, 64kWh}	64 kWh	5 kW	240 V	—	Feb 13, 2023
GWCS6.0-US20 {6kW, 64kWh}	64 kWh	6 kW	240 V	—	Feb 13, 2023
GWCS7.6-US20 {7.6kW, 64kWh}	64 kWh	7.6 kW	240 V	—	Feb 13, 2023
GWCS9.6-US20 {9.6kW, 64kWh}	64 kWh	9.6 kW	240 V	—	Feb 13, 2023
GWCS11.4-US20 {11.4kW, 64kWh}	64 kWh	11.4 kW	240 V	—	Feb 13, 2023
GWCS5.0-US20 {5kW, 76.8kWh}	76.8 kWh	5 kW	240 V	—	Feb 13, 2023
GWCS6.0-US20 {6kW, 76.8kWh}	76.8 kWh	6 kW	240 V	—	Feb 13, 2023
GWCS7.6-US20 {7.6kW, 76.8kWh}	76.8 kWh	7.6 kW	240 V	—	Feb 13, 2023
GWCS9.6-US20 {9.6kW, 76.8kWh}	76.8 kWh	9.6 kW	240 V	—	Feb 13, 2023
GWCS11.4-US20 {11.4kW, 76.8kWh}	76.8 kWh	11.4 kW	240 V	—	Feb 13, 2023

Capacity & power

CEC Energy Storage System List

Nameplate energy (CEC)9.6–76.8 kWh
Rated power (CEC)5–11.4 kW
Max continuous discharge (CEC)5–11.4 kW
Full-power discharge timeabout 6.7 h at full power
ChemistryLithium Ion
Grid connection240 V

Charging from solar in Southern California

NLR PVWatts v8 · Cali-Graf calculation · CEC Energy Storage System List

City	December	June
Los Angeles	23.9 kW	14.1 kW
Palmdale	22 kW	12.9 kW
Chula Vista	20.4 kW	14.6 kW
Huntington Beach	22.5 kW	15.6 kW
Riverside	22.9 kW	13.6 kW
Santa Clarita	22.7 kW	13.4 kW

Solar array size that refills the battery from empty in one average day, before the home uses any of it (NLR PVWatts v8, 20° south roof).

Direct PV inputNo

Safety listings

CEC Energy Storage System List

UL 9540 (energy storage system)Certified by SGS
Certificate date & editionNov 21, 2022 · Ed. 2 : 2020

UL 9540 certifies the whole storage system; UL 9540A is the fire-propagation test that fire codes ask for indoors and near walls.

California grid & code compliance

CEC Energy Storage System List

UL 1741 SB (IEEE 1547-2018)Yes
UL 1741 SA (Rule 21)No
CSIP (IEEE 2030.5)Yes (with conditions)
JA12 declaration (Title 24)No
CEC noteThe Maximum Continuous Discharge Rate (MCDR) may be 10 kW based on the integrated battery component.
Monitor Key Data schedulingYes

Compare with similar batteries

CEC Energy Storage System List

Battery	Energy	Continuous power	Chemistry	Warranty	SoCal permits
Sol-Ark L3 HVR	36.9–55.3 kWh	30–60 kW	Lithium Iron Phosphate	10 years	7
Sol-Ark L3 HV-xxKWH-xxK	36.9–55.3 kWh	30–60 kW	Lithium Iron Phosphate	10 years	—

Same segment, similar capacity; each row from the same sources.

Questions & answers

How much energy does the GoodWe MCDR store?

9.6–76.8 kWh nameplate, per the California Energy Commission list.

Is the MCDR UL 9540 certified?

Yes — the CEC list shows UL 9540 certification (certified by sgs).

Sources

California Energy Commission — Energy Storage System List, data as of Oct 7, 2026. Manufacturer-reported values confirmed by CEC against certificates.
NLR (formerly NREL) — PVWatts v8, NSRDB PSM v3 typical-year weather for Los Angeles, Palmdale, Riverside, Santa Clarita, Chula Vista, Huntington Beach.
Cali-Graf calculations — formulas and inputs are shown next to each calculated value (efficiency from area, temperature-corrected voltages, string sizing, energy estimates).