GoodWe GW12K-ET-20
Official manufacturer GLOBAL перевірено 14 вересня 2026 р.
Identity
| category | inverters |
| ean | — |
| firmware | {'documented_version': 'UNKNOWN', 'constraints': 'IoT accessory compatibility gated on inverter ARM level - see documented_relationships.'} |
| generation | G2 (-20) |
| manufacturer | GoodWe |
| market_version | Global EN documentation; 400 / 380 V three phase |
| model | GW12K-ET-20 |
| mpn | GW12K-ET-20 |
| product_family | ET |
| product_status | active |
| region | GLOBAL |
| release_year | — |
| series | ET G2 |
| sku | — |
Electrical
| ac_connection | Three phase |
| ac_voltage_range | 170 ~ 290 V |
| battery_capacity_range_kwh | — |
| battery_communication | RS485, CAN |
| battery_max_charge_current_a | 40 |
| battery_max_charge_power_w | 18000 |
| battery_max_discharge_current_a | 40 |
| battery_max_discharge_power_w | 13200 |
| battery_nominal_battery_voltage_v | 500 |
| battery_type | Li-Ion |
| battery_voltage_range_v | 150 ~ 720 |
| eps_peak_power | 12000 (18000 @60sec) VA |
| eps_phase | Three phase |
| eps_rated_power_va | 12000 |
| eps_switchover_time_ms | <10 |
| eps_voltage | 400 / 380 V |
| european_efficiency_pct | 97.5 |
| external_transfer_switch_required | False |
| frequency_range_hz | 45 ~ 65 |
| inrush_current | — |
| max_ac_active_power_w | 12000 |
| max_ac_current_a | 17.4 |
| max_apparent_power_va | 12000 |
| max_backfeed_current_a | — |
| max_dc_input_power_w | 19200 |
| max_dc_voltage_v | 1000 |
| max_efficiency_pct | 98.2 |
| max_input_current_per_mppt_a | 16 |
| max_output_fault_current_a | — |
| max_short_circuit_current_per_mppt_a | 24 |
| mppt_efficiency_pct | 99.5 |
| mppt_voltage_range_v | 120 ~ 850 |
| night_self_consumption_w | — |
| nominal_ac_voltage | 400 / 380 V |
| nominal_dc_voltage_v | 620 |
| nominal_frequency_hz | 50 / 60 |
| number_of_mppt | 3 |
| parallel_capability | Up to 4 inverters in parallel; mixing different power ratings in parallel is supported |
| phase_count | 3 |
| power_factor_range | 0.8 leading ~ 0.8 lagging |
| rated_ac_power_w | 12000 |
| rated_mppt_voltage_range_v | — |
| startup_voltage_v | 150 |
| strings_per_mppt | 1 |
| thd_pct | <3% |
Physical / mechanical
| ac_terminal | Multi-core outdoor copper cable, 6mm2 cross-section, outer diameter approx. 18mm; L1, L2, L3, N, PE |
| cooling | Natural Convection |
| dc_connector | — |
| depth_mm | 221 |
| dimensions_mm | 496 x 460 x 221 |
| display | LED, WLAN + APP |
| enclosure_material | — |
| height_mm | 460 |
| mounting | Wall Mounted |
| noise_db | — |
| weight_kg | 25 |
| width_mm | 496 |
Installation
| cable_requirements | Battery: 6mm2 or 10mm2 outdoor single-core copper, pull-out force >450N (6mm2) / >500N (10mm2). AC: multi-core outdoor copper 6mm2, OD approx 18mm. BMS/parallel: CAT 5E+ (parallel CAT 5E/6E <=5m, CAT 7E <=10m) |
| commissioning | Commissioned with the SolarGo app; Ezlink3000 on the master inverter of a parallel system |
| installation_angle | — |
| mounting_clearances | At least 30 mm between different cable types and at least 30 mm from heat sources |
| torque | — |
Environment
| ingress_protection | IP66 |
| max_altitude_m | 4000 |
| operating_temperature_c | -35 ~ +60 |
| pollution_degree | — |
| protective_class | — |
| relative_humidity_pct | 0 ~ 100% |
| storage_temperature_c | — |
Interfaces & connectors
| app | SolarGo |
| communication | ['RS485', 'CAN', 'LAN (RJ45)', 'WiFi', 'Bluetooth', '4G (via kit)'] |
| dry_contact | — |
| meter_interface | GM3000 / GM330 / built-in inverter meter (CT ratio 90A/90mA) |
| monitoring_portal | — |
| protocols | ['UNKNOWN'] |
Protection
| anti_islanding | Integrated |
| arc_fault | PV AFCI3.0: Optional |
| dc_switch | Integrated |
| insulation_monitoring | PV Insulation Resistance Detection: Integrated |
| overvoltage_category | — |
| rcmu | Residual Current Monitoring: Integrated |
| reverse_polarity | PV Reverse Polarity Protection: Integrated; Battery Reverse Polarity Protection: Integrated |
| surge_protection_ac | AC Surge Protection Type II |
| surge_protection_dc | DC Surge Protection Type II |
Certifications
| standards | ['Radio Equipment Directive 2014/53/EU (RED)', 'EMC Directive 2014/30/EU', 'LVD Directive 2014/35/EU', 'RoHS 2011/65/EU & (EU) 2015/863', 'WEEE 2012/19/EU', 'REACH (EC) 1907/2006', 'Battery Regulation (EU) 2023/1542 (Articles 10, 12, 14)', 'CE', 'TUV', 'RCM'] |
Warranty & service
| conditions | — |
| extension_options | — |
| standard_years | — |
Документи
compatibility-list
GoodWe Battery Compatibility Overview
rev GoodWe Battery Compatibility Overview-20260910-EN-V029.1
Додаткові задокументовані параметри
Записано дослівно з джерела; поля схеми для них поки немає.
| Max. AC Current From Utility Grid | 26.1 |
| Max. Apparent Power from Utility Grid | 20000 |
| Max. Battery to AC Efficiency | 97.5% |
| Max. Output Current [Back-up] | 21.7 (26.1 @60sec) |
| Number of Battery Input | 1 |
| Start-up Voltage [battery] | 150 V |
| Topology | Non-isolated |
| battery.communication | RS485, CAN |
| battery.max_charge_current_a | 40 |
| battery.max_charge_power_w | 18000 |
| battery.max_discharge_current_a | 40 |
| battery.max_discharge_power_w | 13200 |
| battery.nominal_battery_voltage_v | 500 |
| withheld:pv.mppt_topology_notation | "3 MPP trackers / 1 string(s) per MPPT, as printed" |