Growatt WIT 100KTL3-H (LV grid variant)
Verified distributor LV grid (380/400/415 V) verified Sept. 2, 2026
main product image on the growatt.tech WIT 100KTL3-H-LV product page; Growatt has no live official page for this model naming
Identity
| brand | Growatt |
| category | inverters |
| ean | UNKNOWN |
| manufacturer | Growatt (Shenzhen Growatt New Energy Technology Co., Ltd.) |
| market_version | LV-grid variant |
| model | WIT 100KTL3-H (LV grid variant) |
| mpn | UNKNOWN |
| product_family | WIT 50-100KTL3-H (commercial three-phase hybrid); Growatt's current catalogue lists the successor naming WIT 50-100K-H/HU/A/AU |
| product_status | superseded |
| product_status_detail | superseded - no live official Growatt product page for the KTL3-H naming; the official catalogue now lists WIT 50-100K-HU/AU |
| region | LV grid (380/400/415 V) |
| sku | UNKNOWN |
Electrical
| ac_coupling_support | UNKNOWN |
| backup_eps_output_support | true ('Built-in UPS / black start' per distributor page) |
| battery_support | True |
| battery_type | HV battery rack; distributor page names Growatt AXE 5.0H-E1 as compatible |
| battery_voltage_class | HV |
| battery_voltage_max_v | 1000 (derating above 850V; recommended 768V) |
| battery_voltage_min_v | 600 (3P3W grid; 680 for 3P4W per distributor page) |
| communication_can | UNKNOWN |
| communication_ethernet | UNKNOWN |
| communication_rs485 | UNKNOWN |
| communication_wifi | true (ShinePhone/ShineServer monitoring via Wi-Fi per distributor page) |
| ct_support | UNKNOWN |
| generator_input_support | UNKNOWN |
| grid_certifications | UNKNOWN |
| grid_export_control | UNKNOWN |
| grid_frequency_hz | 50/60 (45-55Hz/55-65Hz) |
| grid_voltage_v | 380/400/415 (-15%~+10%), 3P3W+PE/3P4W+PE |
| home_assistant_integration | UNKNOWN |
| max_ac_power_kw | UNKNOWN |
| max_battery_charge_current_a | 167 (100 kW model; 83.3/105/125A for 50/63/75 kW models) |
| max_battery_charge_power_kw | UNKNOWN |
| max_battery_discharge_current_a | 167 (assumed symmetric per distributor table - verify) |
| max_dc_voltage_v | 1100 |
| max_input_current_per_mppt_a | 32 |
| max_parallel_units | UNKNOWN (300 kW total = 3 x 100 kW implied, not confirmed) |
| max_pv_input_power_w | 156000 |
| max_short_circuit_current_per_mppt_a | 40 |
| modbus_rtu | UNKNOWN |
| modbus_tcp | UNKNOWN |
| mppt_max_voltage_v | 800 |
| mppt_min_voltage_v | 180 |
| num_mppt | 10 |
| officially_supported_battery_brands | ['Growatt (AXE 5.0H-E1 HV rack, per distributor page)'] |
| parallel_support | true (system expansion 'up to 300 kW' per distributor page) |
| phase_type | three-phase |
| pv_inputs_per_mppt | UNKNOWN |
| rated_ac_power_kw | 100 |
| region_variant | LV-grid (400V) variant; HU/AU and -UP variants exist |
| smart_meter_support | UNKNOWN |
| sources | [{'url': 'https://growatt.tech/product/growatt-wit-100ktl3-h-lv-100kw-3-phase-hybrid-inverter/', 'title': 'Growatt WIT 100KTL3-H-LV product page', 'doc_type': 'distributor-page', 'publisher': 'growatt.tech (distributor/mirror shop)', 'language': 'en', 'accessed': '2026-09-01', 'confidence': 'distributor-verified'}] |
| startup_voltage_v | 195 |
| sunspec_support | UNKNOWN |
| topology | hybrid (commercial storage hybrid with built-in UPS-grade backup / black start) |
Physical / mechanical
| depth_mm | 510 |
| height_mm | 1350 |
| mounting_bolt_size | UNKNOWN |
| mounting_hole_spacing_mm | UNKNOWN |
| mounting_type | ['floor', 'wall'] |
| shipping_weight_kg | UNKNOWN |
| torque_specs | UNKNOWN |
| two_person_lift_required | UNKNOWN (160 kg - mechanical handling equipment implied but not documented in a fetched source) |
| weight_kg |
160
Growatt WIT 100KTL3-H-LV 100kW 3-phase hybrid inverter product page — growatt.tech spec table, 'Weight 160kg'
|
| width_mm |
820
Growatt WIT 100KTL3-H-LV 100kW 3-phase hybrid inverter product page — growatt.tech spec table, 'Dimensions (W×H×D) 820/1350/510 mm'
|
Installation
| clearance_bottom_mm | UNKNOWN |
| clearance_left_mm | UNKNOWN |
| clearance_right_mm | UNKNOWN |
| clearance_top_mm | UNKNOWN |
| indoor_outdoor | outdoor capable (IP66) |
| max_installation_altitude_m | UNKNOWN |
| mounting_orientation | UNKNOWN |
Environment
| cooling_method | smart air cooling (forced air) |
| fan_replaceable | UNKNOWN |
| ip_rating |
IP66
Growatt WIT 100KTL3-H-LV 100kW 3-phase hybrid inverter product page — growatt.tech spec table, 'Ingress protection IP66'
|
| max_altitude_m | UNKNOWN |
| noise_level_db | UNKNOWN |
| operating_temperature_c |
-30 to +60 (derating above 50 °C)
Growatt WIT 100KTL3-H-LV 100kW 3-phase hybrid inverter product page — growatt.tech spec table, '-30°C~60°C (>50°C derating)'
|
| relative_humidity | UNKNOWN |
| storage_temperature_c | UNKNOWN |
Interfaces & connectors
| protocol_notes | No official communication manual for the KTL3-H naming was reachable this session; RS485/CAN/Ethernet/dry-contact detail remains UNKNOWN for this record. |
| wifi | yes - ShinePhone / ShineServer monitoring over Wi-Fi |
Controls & display
| display_type | UNKNOWN |
| mobile_app | ShinePhone (Growatt) |
| web_interface | ShineServer |
Protection
| afci | UNKNOWN for this model naming |
| integrated_dc_switch | UNKNOWN |
| surge_protection | UNKNOWN for this model naming (the successor WIT 50-100K family documents SPD on DC, AC and battery sides) |
Warranty & service
| conditions | 'European service warranty (5 years per manufacturer)' per the growatt.tech distributor page - distributor-verified, not confirmed against a Growatt warranty document |
| extended_options_years | UNKNOWN |
| standard_years | 5 |
Documents
datasheet
{# Located but never retrieved: listed, but deliberately not linked, and it
backs no stored value. #}
WIT 50~100K HU Datasheet EN 20250620 (successor naming) — located, not retrieved
rev 20250620
installation-manual
WIT 50-100K Storage/Hybrid Inverter User Manual (covers WIT 50/63/75/100K -A, -AU, -H, -HU; does NOT cover KTL3-H/-LV)
installation-manual
{# Located but never retrieved: listed, but deliberately not linked, and it
backs no stored value. #}
WIT_50-100KTL3_L_User_Manual_EN202503 — located, not retrieved
rev EN202503
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| Corroboration from the successor-family official manual | 'Height 1350 Width 820 Depth 510' mm and 'IP66' for the WIT 50-100K family; weights 126 kg (-A), 147 kg (-H), 144 kg (-AU), 165 kg (-HU); clearances '1m' left/right/top and '0.1m' back; ambient '-30℃ to 60℃', storage '-30°C to +70°C', humidity '0%–95% RH' |
| Max. AC output current | 166.7A |
| Max. efficiency / THD | 98.2% ; output current THD < 3% (@100% load) |
| identity.product_status | superseded - no live official Growatt product page for the KTL3-H naming; the official catalogue now lists WIT 50-100K-HU/AU |