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FoxESS KH10

Official manufacturer global EN datasheet; AU manual fetched verified Sept. 1, 2026

Identity

brand FoxESS
category inverters
ean UNKNOWN
generation UNKNOWN
manufacturer FoxESS (Fox ESS Co., Ltd.)
market_version UNKNOWN
model KH10
mpn UNKNOWN
product_family KH/KA Series single-phase hybrid (KH7/KH8/KH9.9/KH10/KH10.5; KA variants)
product_revision UNKNOWN
product_status active
region global EN datasheet; AU manual fetched
release_year UNKNOWN
sku UNKNOWN

Electrical

ac_coupling_support UNKNOWN (sibling KA series is the AC-coupled-oriented variant; not verified for KH10 itself)
api_cloud UNKNOWN (FoxCloud implied by dongles; not verified)
api_local UNKNOWN
backup_eps_output_support True
battery_support True
battery_type Li-Ion
battery_voltage_class HV
battery_voltage_max_v 500
battery_voltage_min_v 80
communication_can True
communication_ethernet optional (LAN dongle)
communication_rs232 UNKNOWN
communication_rs485 True
communication_wifi optional (WiFi / 4G dongle)
ct_support True
generator_input_support UNKNOWN
grid_certifications ['G99', 'AS4777.2', 'EN50549-1', 'CEI 0-21', 'NRS 097-2-1', 'IEC62109-1', 'IEC62109-2', 'IEC 62477-1']
grid_export_control UNKNOWN
grid_frequency_hz 50 / 60
grid_voltage_v 220 / 230 / 240 (180 ~ 270)
home_assistant_integration UNKNOWN
max_ac_power_kw 10.5
max_battery_charge_current_a 50
max_battery_charge_power_kw UNKNOWN
max_battery_discharge_current_a 50
max_dc_voltage_v 500
max_input_current_per_mppt_a 16 (per MPPT, '16/16/16/16')
max_parallel_units 10 (datasheet 'Yes @max10PCS'; but see data_conflicts — manual parallel setting range is 2-8)
max_pv_input_power_w 12000
max_short_circuit_current_per_mppt_a 20 (per MPPT, '20/20/20/20')
modbus_rtu UNKNOWN (meter uses Modbus addresses per manual; inverter-side Modbus register access not verified)
modbus_tcp UNKNOWN
mppt_max_voltage_v 500
mppt_min_voltage_v 80
num_mppt 4
officially_supported_battery_brands UNKNOWN (manual gives only generic Li-Ion HV window; FoxESS ECS/EP HV batteries expected but not named in fetched docs)
parallel_support True
phase_type single-phase
pv_inputs_per_mppt 1
rated_ac_power_kw 10
region_variant UNKNOWN (global EN datasheet; AU-market manual fetched)
smart_meter_support CHINT DDSU666 (user manual: 'Compatible Meter type: DDSU666 (CHINT)'; FoxESS sells it as the FoxESS Smart Meter)
sources [{'url': 'https://www.fox-ess.com/wp-content/uploads/2024/12/EN-KH-KA-Datasheet-V2.0-20241127.pdf', 'title': 'KH/KA Series Datasheet (single-phase hybrid/AC inverter)', 'doc_type': 'datasheet', 'publisher': 'FoxESS', 'revision': "printed 'Version 1.6 | 2025/10/09' (URL filename says V2.0-20241127; file apparently updated in place)", 'doc_date': '2025-10', 'language': 'en', 'accessed': '2026-09-01', 'confidence': 'officially-verified'}, {'url': 'https://www.fox-ess.com/Public/Uploads/uploadfile/files/Download/EN-KHKA-User-Manua-AU-20251021.pdf', 'title': 'KH/KA Series User Manual (AU)', 'doc_type': 'manual', 'publisher': 'FoxESS', 'revision': '2025-10-21', 'doc_date': '2025-10', 'language': 'en', 'region': 'AU', 'accessed': '2026-09-01', 'confidence': 'officially-verified'}, {'url': 'https://www.pluginsolar.co.uk/wp-content/uploads/2025/11/Fox-KH-Series-Hybrid-Inverter-Datasheet.pdf', 'title': 'Fox KH Series Hybrid Inverter Datasheet (older revision V1.7 2024/03/28, distributor mirror)', 'doc_type': 'datasheet-mirror', 'publisher': 'FoxESS (hosted by Plug In Solar)', 'revision': 'V1.7 2024/03/28', 'doc_date': '2024-03', 'language': 'en', 'accessed': '2026-09-01', 'confidence': 'manufacturer-documented'}]
startup_voltage_v 75
sunspec_support UNKNOWN
topology hybrid

Physical / mechanical

bracket_dimensions_mm UNKNOWN
cable_entry_positions bottom of the unit
cable_gland_sizes UNKNOWN
depth_mm 208
enclosure_material UNKNOWN
height_mm 527
housing_color UNKNOWN
mounting_bolt_size expansion tubes + expansion screws; M5 screw and washer secures the inverter to the bracket
mounting_hole_diameter_mm 8
mounting_hole_spacing_mm UNKNOWN (manual p.13-14: 6 holes marked from the supplied bracket; spacing not printed)
mounting_plate_dimensions_mm UNKNOWN
mounting_type ['wall']
screw_sizes M5 (bracket securing screw)
shipping_weight_kg UNKNOWN
terminal_locations PV1-PV4, battery connector, BMS, WiFi/4G/USB, PARALLEL 1, PARALLEL 2, EPS, GRID, DRM, LAN, Meter/CT/RS485, DC switch, grounding screw (manual p.6)
torque_specs UNKNOWN
weight_kg 29
KH/KA Series Datasheet — row 'Weight 29 (KH) kg'
width_mm 450
KH/KA Series Datasheet — row 'Dimensions 450*527*208 mm'; AU manual p.10 identical

Installation

altitude_derating_note 'Not higher than altitude of about 2000 m above sea level'
clearance_bottom_mm 500
clearance_front_mm UNKNOWN
clearance_left_mm 500
KH/KA Series User Manual (AU) — manual p.12: 'Left 500mm | Right 500mm | Top 500mm | Bottom 500mm'
clearance_right_mm 500
clearance_top_mm 500
cooling_airflow_requirements natural convection
direct_sunlight_restriction not in direct sunlight; avoid rain exposure and snow laying up; not near highly flammable materials
drill_hole_depth_mm 50
drill_hole_diameter_mm 8
indoor_outdoor outdoor ('install the machine outdoors'), IP65
installation_humidity_range UNKNOWN
installation_temperature_range_c UNKNOWN
max_installation_altitude_m 2000
minimum_wall_thickness_mm UNKNOWN
mounting_orientation vertical wall mount; wall slope should be within +5 degrees
orientation_allowed ['vertical wall']
orientation_forbidden UNKNOWN (not enumerated in the AU manual)
surface_requirements solid brick/concrete or mounting surface of equivalent strength; must be supported if the wall strength is insufficient (wooden wall, thick decoration layer)
two_person_lift_required UNKNOWN
ventilation_requirements under good ventilation condition

Environment

cooling_method natural convection
corrosion_class UNKNOWN
fan_replaceable N/A (natural cooling)
ik_rating UNKNOWN
ip_rating IP65
max_altitude_m 2000
nema_rating UNKNOWN
noise_level_db <30 dB
KH/KA Series Datasheet — row 'Noise Emission <30 dB'
operating_temperature_c -25 ~ +60 (Derating at +45)
pollution_degree UNKNOWN
relative_humidity 0 ~ 95 % (No condensation)
salt_mist_resistance UNKNOWN
storage_temperature_c -40 ~ +70
uv_resistance UNKNOWN

Interfaces & connectors

ac_terminal_type supplied AC connectors x2 (GRID and EPS)
backup_eps_terminal EPS port
battery_terminal_type supplied battery connectors x2 with pin contacts
bluetooth UNKNOWN
can yes (BMS port)
cellular optional 4G dongle
drm yes
ethernet yes (LAN port; LAN dongle optional)
modbus_rtu UNKNOWN
modbus_tcp UNKNOWN
parallel_ports PARALLEL 1 and PARALLEL 2
protocol_notes Datasheet communication row verbatim: 'Meter(Optional), WIFI, 4G (Optional), DRM, USB, CT, RS485'
pv_connector_type PV connectors supplied (6 or 8 pieces with pin contacts); type not named in the fetched documents
rs485 yes (Meter/CT/RS485 port)
sunspec UNKNOWN
usb yes (WiFi/4G/USB port)
wifi optional dongle

Controls & display

audible_alarm UNKNOWN
buttons Up, Down, OK, Return
display_type LCD screen, 16*4 character (manual p.37)
KH/KA Series User Manual (AU) — manual p.37 'LCD screen ... 16*4 character'
leds Red: fault mode; Blue: normally connected to battery; Green: normal state
local_display True
mobile_app UNKNOWN
remote_display_option UNKNOWN
status_indicators UNKNOWN
touchscreen False
web_interface UNKNOWN

Protection

afci Optional
anti_islanding yes
ground_fault_protection UNKNOWN
insulation_monitoring yes (insulation resistor detection)
integrated_breakers_fuses UNKNOWN
integrated_dc_switch True
over_current UNKNOWN
over_temperature UNKNOWN
over_voltage UNKNOWN
overvoltage_category UNKNOWN
protection_class Class I
residual_current_monitoring UNKNOWN
reverse_polarity UNKNOWN
short_circuit UNKNOWN
surge_protection AC Type II / DC Type II
under_voltage UNKNOWN

Certifications

emc ['EN 61000-6-1', 'EN 61000-6-2', 'EN 61000-6-3']
grid_codes ['G99', 'EN50549', 'NRS 097-2-1']
other []
regional []
safety ['IEC62109-1', 'IEC62109-2', 'IEC 62477-1']
KH/KA Series Datasheet — certification block 'Safety: IEC62109-1 / IEC62109-2 / IEC 62477-1'

Warranty & service

conditions UNKNOWN
cycle_life N/A
design_life_years UNKNOWN
extended_options_years UNKNOWN
fan_replaceable N/A (natural cooling)
field_replaceable_parts UNKNOWN
fuse_replaceable UNKNOWN
service_intervals UNKNOWN
standard_years UNKNOWN

Documents

datasheet KH/KA Series Datasheet rev V2.0 (URL) / printed 'Version 1.6 | 2025/10/09'
product-page KH/KA product page rev UNKNOWN
user-manual KH/KA Series User Manual (AU) rev 2025-10-21

Documented compatibility

Documented pairings only. A product absent here has no fetched document naming the pairing — that is not a statement that it fails.

inverter_battery

Pytes V5 / V5-alpha (printed as V5° / V5°α) COMPATIBLEmanufacturer-documented
Pytes Inverter Compatibility List V.20230819, https://www.pytesess.com/ueditor/php/upload/file/20240705/1720170604646137.pdf (fetched 2026-09-01)
Pytes E-Box 48100R COMPATIBLEmanufacturer-documented
Pytes Inverter Compatibility List V.20230819, https://www.pytesess.com/ueditor/php/upload/file/20240705/1720170604646137.pdf (fetched 2026-09-01)
Dyness A48100 COMPATIBLEmanufacturer-documented
Dyness 'Approved Compatibility List of Inverter Brands' (low voltage battery), https://basic-solar.de/wp-content/uploads/2025/01/kompatibilitaetsliste_dyness.pdf (fetched 2026-09-01)

inverter_meter

CHINT DDSU666 (and DDSU666-CT variant) COMPATIBLEofficially-verified
https://www.fox-ess.com/Public/Uploads/uploadfile/files/Download/EN-KHKA-User-Manua-AU-20251021.pdf
FoxESS Smart Meter DDSU666 (single-phase) COMPATIBLEofficially-verified
https://www.fox-ess.com/download/upfiles/EN-Smart-Meter-Datasheet-V1.1-20241128.pdf

Recorded conflicts

max_parallel_units Review required
10 — datasheet 'Yes @max10PCS'
8 — AU manual: parallel 'Number' setting 'range of Number is 2-8'
firmware/market difference or marketing vs configurable limit
battery_voltage_range Review required
80~500 — official current datasheet (verbatim row)
85~480 — KH/KA AU user manual 2025-10 and older datasheet V1.7
doc revision / conservative manual figure; safety-relevant — flag for merger review
num_mppt Resolved — imported outcome unspecified
4 — official current datasheet (verbatim table, two independent extractions)
2 — older mirrored datasheet V1.7 2024-03 extraction
doc revision (early KH10 sheets) or extraction error on the older mirror; current official doc and distributor listings ('10kW Single-Phase 4MPPTs') say 4
max_parallel_units Review required
10 — datasheet 'Yes @max10PCS'
8 — AU manual: parallel 'Number' setting 'range of Number is 2-8'
firmware/market difference or marketing vs configurable limit
battery_voltage_range Review required
80~500 — official current datasheet (verbatim row)
85~480 — KH/KA AU user manual 2025-10 and older datasheet V1.7
doc revision / conservative manual figure; safety-relevant — flag for merger review
num_mppt Resolved — imported outcome unspecified
4 — official current datasheet (verbatim table, two independent extractions)
2 — older mirrored datasheet V1.7 2024-03 extraction
doc revision (early KH10 sheets) or extraction error on the older mirror; current official doc and distributor listings ('10kW Single-Phase 4MPPTs') say 4

Additional documented parameters

Recorded verbatim from the source; no schema field exists for these yet.

AC cable size (Table 1)16 mm2
Battery cable size8 AWG
EfficiencyMax. 97.80 %, European 97.40 %, MPPT 99.90 %
Max Array Power15000 Wp
Max. EPS Power / Switch Time10500 VA / <15 ms
conflict.status[num_mppt]resolved-in-favor-of-4

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