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Tesla Powerwall 3

Official manufacturer GLOBAL verified Aug. 31, 2026

Identity

category batteries
manufacturer Tesla
model Powerwall 3
region GLOBAL

Electrical

chemistry UNKNOWN (Tesla does not publish cell chemistry)
communication_can UNKNOWN
communication_rs485 UNKNOWN
firmware_requirements UNKNOWN
max_continuous_charge_current_a 20.8A AC (single) / 33.3A AC (with expansions)
max_continuous_discharge_current_a 24-48A AC depending on configuration
max_continuous_power_kw 5.8-11.5 (configurable, AC output)
max_parallel_units 4
max_series_units N/A
min_series_units_hv N/A
nominal_energy_kwh 13.5
nominal_voltage_v N/A (AC-coupled, all-in-one battery+inverter appliance; AC output 120/240VAC)
officially_supported_inverter_brands N/A (integrated inverter)
officially_supported_inverter_models N/A
peak_current_a 185 LRA (locked rotor amps)
supported_inverter_protocols ['N/A - self-contained, not designed for third-party DC coupling']
usable_energy_kwh UNKNOWN (not explicitly separated from nominal)
voltage_class N/A (integrated AC battery/inverter appliance, not a raw DC battery for third-party inverters)
voltage_range_v N/A (battery DC pack voltage not published)

Physical / mechanical

depth_mm 193
height_mm 1105
mounting_type ['floor', 'wall']
weight_kg 132
width_mm 609

Installation

clearance_front_mm UNKNOWN
clearance_left_mm UNKNOWN (no clearance figures printed on the datasheet)
clearance_right_mm UNKNOWN
clearance_top_mm UNKNOWN
indoor_outdoor indoor or outdoor (NEMA 3R; IP67 battery and power electronics)
max_installation_altitude_m 3000
orientation_allowed ['floor mount', 'wall mount']

Environment

ip_rating IP67 (battery & power electronics)
max_altitude_m 3000
nema_rating NEMA 3R
noise_level_db < 50 dB(A) typical; < 62 dB(A) maximum
operating_temperature_c -20 to +50
relative_humidity up to 100 %, condensing
storage_temperature_c -20 to +30, up to 95 % RH

Interfaces & connectors

cellular yes (LTE/4G)
ethernet yes
wifi yes (2.4 and 5 GHz)

Protection

protection_class UNKNOWN

Certifications

emc []
grid_codes ['IEEE 1547', 'IEEE 1547A', 'IEEE 1547.1', 'CA Rule No.21']
other []
regional []
safety ['UL 1741', 'UL 9540', 'UL 9540A', 'UL 3741', 'UL 1741 PCS', 'UL 1741 SA', 'UL 1741 SB', 'UL 1741 Multimode', 'UL 1973', 'UL 1699B', 'UL 1998', 'CSA C22.2 No. 0.8', 'CSA C22.2 No. 107.1', 'CSA C22.2 No. 330', 'CSA 22.3 No. 9']

Warranty & service

cycle_life UNKNOWN
standard_years 10
throughput_guarantee_mwh UNKNOWN

Documents

datasheet Powerwall 3 Datasheet
product-page Powerwall - Home Battery Storage (Tesla product page)

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