Fronius Wattpilot (Home 11J/22J, Go variants)
Manufacturer documented EU (AT/DE/GB); a Go 22 J 2.0 AUS variant is documented for Australia verified Aug. 31, 2026
Fronius technical data page 'Wattpilot Home 22 J'
Operating instructions 42,0426,0400, chapter 'Mounting the Wattpilot on the wall', step 1
Operating instructions 42,0426,0400, chapter 'Mounting the Wattpilot on the wall', step 4
Identity
| category | ev_chargers |
| ean | UNKNOWN |
| generation | two documented generations: original (operating instructions 42,0426,0400) and 2.0 (operating instructions 42,0426,0435) |
| manufacturer | Fronius |
| market_version | EU (CE); mains supply types TT / TN / IT |
| model | Wattpilot (Home 11J/22J, Go variants) |
| mpn | UNKNOWN |
| product_family | Fronius Wattpilot (Go 11 J, Go 22 J, Home 11 J, Home 22 J; 2.0 generation: Go 11 J 2.0, Go 22 J 2.0, Go 22 J 2.0 AUS, Home 11 J 2.0, Home 22 J 2.0) |
| product_revision | UNKNOWN |
| product_status | active |
| region | EU (AT/DE/GB); a Go 22 J 2.0 AUS variant is documented for Australia |
| release_year | UNKNOWN |
| sku | UNKNOWN |
Electrical
| adjustable_current_range_a | 6-32A |
| api_cloud | True |
| api_local | True |
| dynamic_load_balancing | UNKNOWN |
| electrical_extra | {'grid_frequency_hz': 50, 'mains_supply_types': 'TT / TN / IT', 'nominal_voltage': '230 V (1-phase) / 400 V (3-phase)', 'max_charging_power_1phase_w': '3680 (11 kW variants) / 7360 (22 kW variants)', 'max_charging_power_3phase': '11 kW / 22 kW', 'power_consumption_w': '1.9 W (LED dark), 4.2 W (LED bright)', 'pv_surplus_range': 'Dynamic PV surplus charging from 1.38-11 kW (11 kW variants) / 1.38-22 kW (22 kW variants), automatic 1-/3-phase switching'} |
| home_assistant_integration | via-integration (unofficial community 'ha-wattpilot' using reverse-engineered local WebSocket API) |
| max_current_a | 32 |
| max_power_kw | 11 or 22 depending on variant |
| meter_integration | ['Fronius Smart Meter (native pairing)'] |
| modbus_support | UNKNOWN |
| mqtt_support | UNKNOWN |
| ocpp_support | OCPP 1.6 J (listed as 'Communication protocols: OCPP 1.6 J' on the current fronius.com technical-data pages for Wattpilot Home 11 J, Home 22 J and Go 22 J; NOT listed in the first-generation operating instructions 42,0426,0400 - see data_conflicts) |
| phase_type | single-phase or three-phase (auto-switching) |
| solar_surplus_charging | True |
| supported_inverter_ems_integrations | ['Fronius (native - GEN24/Symo/Primo via Solar.web + Fronius Smart Meter)'] |
Physical / mechanical
| bracket_dimensions_mm | UNKNOWN |
| cable_entry_positions | UNKNOWN |
| cable_gland_sizes | UNKNOWN |
| depth_mm |
109
Wattpilot Home 22 J - Technical data — General data, 'Dimensions'
|
| enclosure_material | UNKNOWN |
| height_mm |
287
Wattpilot Home 22 J - Technical data — General data, 'Dimensions'
|
| housing_color | UNKNOWN |
| mounting_bolt_size | UNKNOWN |
| mounting_hole_diameter_mm | UNKNOWN |
| mounting_hole_spacing_mm | UNKNOWN (manual chapter 'Mounting the Wattpilot on the wall' is illustration-only, no numeric spacing given) |
| mounting_plate_dimensions_mm | UNKNOWN |
| mounting_type | ['wall'] |
| screw_sizes | UNKNOWN |
| shipping_weight_kg | 3.02 (Go 22 J) / 3.46 (Home 22 J) |
| supply_cable | Home 11 J: 5-pin cable without plug, min. 2.5 mm2. Home 22 J: 5-pin cable / 200 cm including neutral conductor, 6 mm2. Go 11 J: CEE plug, red, 16 A, 5-pin incl. neutral conductor, min. 2.5 mm2. Go 22 J: CEE plug, red, 32 A, 5-pin / 30 cm incl. neutral conductor, 6 mm2 |
| terminal_locations | UNKNOWN |
| torque_specs | UNKNOWN |
| weight_kg | 1.82 (Go 22 J) / 1.85 (Home 11 J) / 2.26 (Home 22 J) per fronius.com technical data |
| width_mm |
155
Wattpilot Home 22 J - Technical data — General data, 'Dimensions: 155 mm (width) x 287 mm (height) x 109 mm (depth)'
|
Installation
| direct_sunlight_restriction | 'Indoors and outdoors / No direct sunlight'; ambient temperature range stated 'without direct sunlight' |
| indoor_outdoor | Indoors and outdoors, no direct sunlight |
| installation_humidity_range | 5 - 95% |
| installation_note | Mains cable must be installed by a qualified electrician per national standards; for 1-phase operation phase L1 must be used; fuse protection dimensioned per device technical data |
| max_installation_altitude_m | 2000 |
| mounting_orientation | vertical, on a vertical level wall; installation type 'Suspended' |
| orientation_allowed | ['vertical wall'] |
| orientation_forbidden |
['horizontal', 'sloping surface']
Fronius Wattpilot Go 11 J / 22 J / Home 11 J - Operating instructions (42,0426,0400) — Installation and commissioning > Installation position
|
| surface_requirements | vertical, level wall |
Environment
| cooling_method | UNKNOWN |
| ik_rating |
IK08
Wattpilot Home 22 J - Technical data — General data, 'Impact resistance: IK08'
|
| ip_rating |
IP65 (fronius.com technical data, current products); IP 54 (IP 44 with Type 2 cable plugged in) per operating instructions 42,0426,0400 - see data_conflicts
Wattpilot Home 22 J - Technical data — General data, 'Protection class: IP65'
|
| max_altitude_m | 2000 |
| nema_rating | UNKNOWN |
| noise_level_db | UNKNOWN |
| operating_temperature_c | -25 to +40 (without direct sunlight); average ambient temperature over 24 hours max. 35 |
| relative_humidity | 5 - 95% |
| storage_temperature_c |
-40 to +85
Fronius Wattpilot Go 11 J / 22 J / Home 11 J - Operating instructions (42,0426,0400) — Appendix > Technical data, 'Storage temperature -40 to +85 degC'
|
Interfaces & connectors
| ac_terminal_type | Type 2 infrastructure socket with mechanical lock (charging side); mains side per variant (CEE 16 A / CEE 32 A plug or 5-pin fixed cable) |
| bluetooth | UNKNOWN |
| cellular | UNKNOWN |
| ethernet | UNKNOWN |
| modbus_rtu | UNKNOWN |
| modbus_tcp | UNKNOWN |
| mqtt | UNKNOWN |
| ocpp |
OCPP 1.6 J (fronius.com technical data pages for Home 11 J / Home 22 J / Go 22 J)
Wattpilot Home 22 J - Technical data — General data, 'Communication protocols: OCPP 1.6 J'
|
| protocol_notes | Network connection stated as WLAN only on the fronius.com technical-data pages. Native PV surplus charging is via the Fronius ecosystem (Fronius inverter + Fronius Smart Meter / Solar.web). |
| rfid |
13.56 MHz (radio frequency identification); ID chip authentication and a 'reset card' carrying serial number, hot spot SSID and access credentials
Fronius Wattpilot Go 11 J / 22 J / Home 11 J - Operating instructions (42,0426,0400) — Appendix > Technical data, 'RFID (radio frequency identification) 13.56 MHz'
|
| wifi |
IEEE 802.11b/g/n | 2.4 GHz channel 1-13 (2412 - 2472 MHz) | max. 19.29 dBm
Fronius Wattpilot Go 11 J / 22 J / Home 11 J - Operating instructions (42,0426,0400) — Appendix > Technical data, 'WLAN IEEE 802.11b/g/n | 2.4 GHz channel 1-13 (2412 - 2472 MHz) | max. 19.29 dBm'
|
Controls & display
| audible_alarm | UNKNOWN |
| buttons | UNKNOWN |
| display_type | LED ring (no alphanumeric display documented) |
| leds |
LED ring: blue LEDs indicate the charging current (each LED = 1 ampere); white LEDs show active charging modes (Eco / Next Trip); yellow, green, red and pink indicate operating states and fault conditions
Fronius Wattpilot Go 11 J / 22 J / Home 11 J - Operating instructions (42,0426,0400) — General information > LED status indicator / LED colours
|
| local_display | True |
| mobile_app | Fronius Solar.wattpilot app |
| touchscreen | False |
| web_interface | UNKNOWN |
Protection
| protection_class | UNKNOWN |
| residual_current_monitoring | 20 mA AC, 6 mA DC (fronius.com technical data, current products); 30 mA AC / 6 mA DC per operating instructions 42,0426,0400 - see data_conflicts |
Certifications
| emc | [] |
| grid_codes | [] |
| note | The fetched operating instructions and technical-data pages show the CE mark and WEEE/RoHS compliance but do not enumerate individual IEC/EN identifiers; no IEC 61851 / IEC 62196 identifier was quoted in the fetched documents. |
| other | ['WEEE', 'RoHS'] |
| regional | ['CE'] |
| safety | [] |
Warranty & service
| conditions | 'Detailed, country-specific warranty conditions are available on the internet www.fronius.com/solar/garantie' (operating instructions, 'Fronius manufacturer's warranty') |
| design_life_years | UNKNOWN |
| standard_years | UNKNOWN |
Documents
user-manual
Fronius Wattpilot Go 11 J / 22 J / Home 11 J - Operating instructions (42,0426,0400)
rev 42,0426,0400
user-manual
{# Located but never retrieved: listed, but deliberately not linked, and it
backs no stored value. #}
Fronius Wattpilot Go 11 J 2.0 / Go 22 J 2.0 / Go 22 J 2.0 AUS / Home 11 J 2.0 / Home 22 J 2.0 - Operating instructions (42,0426,0435) — located, not retrieved
rev 42,0426,0435
Recorded conflicts
ocpp_support Review required
not listed — Fronius operating instructions 42,0426,0400 - no OCPP mention in the fetched technical data or interface chapters
OCPP 1.6 J — fronius.com technical data pages Wattpilot Home 11 J / Home 22 J / Go 22 J
OCPP was added with the 2.0 generation / a firmware release; the older manual predates it
protection.residual_current_monitoring Review required
30 mA AC / 6 mA DC — Fronius operating instructions 42,0426,0400, Appendix > Technical data
20 mA AC, 6 mA DC — fronius.com technical data pages Wattpilot Home 11 J / Home 22 J / Go 22 J
product generation (first generation vs 2.0); safety-relevant, verify against the label of the specific unit
physical.dimensions Review required
14.6 x 25.1 x 9.6 cm — Fronius operating instructions 42,0426,0400, Appendix > Technical data
155 x 287 x 109 mm — fronius.com technical data pages Wattpilot Home 11 J / Home 22 J
product generation (first generation vs 2.0)
physical.weight_kg Review required
1.6 kg (Go 11 J) / 1.9 kg (Go 22 J) / 1.9 kg (Home 11 J) — Fronius operating instructions 42,0426,0400
1.82 kg (Go 22 J) / 1.85 kg (Home 11 J) / 2.26 kg (Home 22 J) — fronius.com technical data pages
product generation (first generation vs 2.0)
environment.ip_rating Review required
IP 54 (IP 44 with Type 2 cable plugged in) — Fronius operating instructions 42,0426,0400 (Go 11 J / Go 22 J / Home 11 J), Appendix > Technical data, fetched 2026-09-02
IP65 (impact resistance IK08) — fronius.com technical data pages Wattpilot Home 11 J / Home 22 J / Go 22 J, fetched 2026-09-02
product generation: the 42,0426,0400 manual covers the first-generation Wattpilot; the current fronius.com technical-data pages describe the 2.0 generation (separate manual 42,0426,0435)
ocpp_support Review required
not listed — Fronius operating instructions 42,0426,0400 - no OCPP mention in the fetched technical data or interface chapters
OCPP 1.6 J — fronius.com technical data pages Wattpilot Home 11 J / Home 22 J / Go 22 J
OCPP was added with the 2.0 generation / a firmware release; the older manual predates it
protection.residual_current_monitoring Review required
30 mA AC / 6 mA DC — Fronius operating instructions 42,0426,0400, Appendix > Technical data
20 mA AC, 6 mA DC — fronius.com technical data pages Wattpilot Home 11 J / Home 22 J / Go 22 J
product generation (first generation vs 2.0); safety-relevant, verify against the label of the specific unit
physical.weight_kg Review required
1.6 kg (Go 11 J) / 1.9 kg (Go 22 J) / 1.9 kg (Home 11 J) — Fronius operating instructions 42,0426,0400
1.82 kg (Go 22 J) / 1.85 kg (Home 11 J) / 2.26 kg (Home 22 J) — fronius.com technical data pages
product generation (first generation vs 2.0)
physical.dimensions Review required
14.6 x 25.1 x 9.6 cm — Fronius operating instructions 42,0426,0400, Appendix > Technical data
155 x 287 x 109 mm — fronius.com technical data pages Wattpilot Home 11 J / Home 22 J
product generation (first generation vs 2.0)
environment.ip_rating Review required
IP 54 (IP 44 with Type 2 cable plugged in) — Fronius operating instructions 42,0426,0400 (Go 11 J / Go 22 J / Home 11 J), Appendix > Technical data, fetched 2026-09-02
IP65 (impact resistance IK08) — fronius.com technical data pages Wattpilot Home 11 J / Home 22 J / Go 22 J, fetched 2026-09-02
product generation: the 42,0426,0400 manual covers the first-generation Wattpilot; the current fronius.com technical-data pages describe the 2.0 generation (separate manual 42,0426,0435)
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| Average ambient temperature over 24 hours | Max. 35 degC |
| Grid connection (Go 22 J) | CEE32 plug red 5-pin / 30 cm including neutral conductor |
| Grid connection (Home 22 J) | 5-pin cable / 200 cm including neutral conductor |
| Installation type | Suspended |
| Optional adapter set | Go 11 J: CEE plug, red, 32 A (3-phase fused) / CEE plug, blue, 16 A camping plug (1-phase) / Earthed plug, 16 A (household socket) |
| PV optimisation | Dynamic PV surplus charging from 1.38-22 kW (automatic 1-/3-phase switching) |
| Power consumption | 1.9 W (LED dark), 4.2 W (LED bright) |
| RFID (radio frequency identification) | 13.56 MHz |