Pylontech Fidus Battery Max

Unknown GLOBAL

Identity

aliases	['Fidus Max']
brand	Pylontech
category	batteries
manufacturer	Pylontech
manufacturer_key	pylontech
model	Fidus Battery Max
model_key	fidus-battery-max
model_numbers	['FB-L-20', 'FB-L-20-Pro']
product_family	Fidus Series (Low Voltage)
product_status	active
region	GLOBAL
release_year	2026

Electrical

charge_current_a	200/200 (max continuous)
chemistry	LiFePO4 (LFP)
cycle_life	8,000 @ 25C
depth_of_discharge_pct	100
design_life_years	10
discharge_current_a	200/200 (max continuous); 300A peak @15s
nominal_energy_kwh	20.07
short_circuit_current	<=1000A / 1ms
usable_energy_kwh	20.07
voltage_v	51.2

Physical / mechanical

dimensions_wdh_mm	460260980
weight_kg	155

Installation

system_rules

{'max_modules_single_group': 16, 'max_strings': 6, 'lv_hub_required': True, 'notes': 'Supports up to 16 batteries per group and 6 parallel groups; built-in fire suppression; self-heating technology'}

Environment

altitude_m	<=4000
anti_corrosion	C5-M
humidity	5%~95% No Condensation
storage_temperature_c	-20~60
working_temperature_charge_c	0~55 / -20~55 (Pro)
working_temperature_discharge_c	-20~55

Interfaces & connectors

communication

['RS485', 'CAN']

Protection

ip_rating

IP65

Certifications

standards

['IEC62619', 'IEC63056', 'UN38.3', 'EMC', 'CE']

Documents

datasheet Fidus Battery Datasheet (EN-SD-250506) rev EN-SD-250506

product-page Fidus Battery Max source

Additional documented parameters

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

source.category	residential_lv
source.status	current

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