ANMA System Building

Identity

category	batteries
manufacturer	Deye
model	GB-L20 PRO
region	GLOBAL

Electrical

battery_voltage_class	HV Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
chemistry	LiFePO4 Deye GB-L Pro product page
cycle_life	≥6000 (25±2°C, 0.5C/0.5C, EOL 70%) Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516 — Technical specification table, row 'Cycle Life'
depth_of_discharge_pct	90 % Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516 — Technical specification table, row 'Recommend Depth of Discharge' = 0.9
max_continuous_charge_current_a	40 Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
max_continuous_discharge_current_a	40 Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
maximum_modules	5 Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
minimum_modules	5 Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
module_energy_kwh	4 Deye GB-L Pro product page
module_nominal_voltage_v	102.4 Deye GB-L Pro product page
nominal_capacity_kwh	20 Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
nominal_voltage_v	512 Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
official_datasheet_url	https://deyeess.com/wp-content/uploads/2025/12/Deye-GB-L-Pro-Series_Brochure-20260124_EU.pdf Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
official_manual_url	https://deyeess.com/wp-content/uploads/2025/12/Deye-ESS-User-Manual-GB-L-Pro-EUEN-DE-V1.1_20260516.pdf Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
official_product_url	https://deyeess.com/product/gb-l-pro/ Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
operating_voltage_max_v	700 Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
operating_voltage_min_v	166.4 Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
peak_discharge_current_a	50 Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
recommended_charge_current_a	20 Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
recommended_discharge_current_a	20 Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
round_trip_efficiency_pct	95 % Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516 — Technical specification table, row 'Energy efficiency'
usable_capacity_kwh	18 Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516

Physical / mechanical

dimensions_mm	540 × 385 × 1310 Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516
weight_kg	214 Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516

Environment

operating_temperature

-20 ~ 65°C

Deye GB-L Pro Series Brochure EU 20260124

Interfaces & connectors

communications

['CAN (BMS_CAN)', 'RS485', 'PCAN (parallel CAN)']

Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516

documented_ports

[{'port_role': 'CAN', 'port_label_from_manual': 'COM IN', 'port_type': 'RJ45 / pluggable communication connector', 'direction': 'input', 'electrical_domain': 'communication', 'quantity': 1, 'document': 0, 'page': 'Interface / port section', 'quote': 'COM IN Port: BMS_CANL, BMS_CANH, DI+, DI-'}, {'port_role': 'CAN', 'port_label_from_manual': 'COM OUT', 'port_type': 'RJ45 / pluggable communication connector', 'direction': 'output', 'electrical_domain': 'communication', 'quantity': 1, 'document': 0, 'page': 'Interface / port section', 'quote': 'COM OUT Port: BMS_CANL, BMS_CANH, DO2+, DO-'}, {'port_role': 'RS485', 'port_label_from_manual': 'COM INV', 'port_type': 'RJ45 / pluggable communication connector', 'direction': 'bidirectional', 'electrical_domain': 'communication', 'quantity': 1, 'document': 0, 'page': 'Interface / port section', 'quote': 'COM INV Port: 485B-, 485A+, PCANH, PCANL'}, {'port_role': 'DC_OUT', 'port_label_from_manual': 'B+', 'port_type': 'DC power terminal', 'direction': 'output', 'electrical_domain': 'DC', 'quantity': 1, 'document': 0, 'page': 'Interface / port section', 'quote': 'Power Terminals: B+ (positive, orange), B- (negative, black)'}, {'port_role': 'DC_OUT', 'port_label_from_manual': 'B-', 'port_type': 'DC power terminal', 'direction': 'output', 'electrical_domain': 'DC', 'quantity': 1, 'document': 0, 'page': 'Interface / port section', 'quote': 'Power Terminals: B+ (positive, orange), B- (negative, black)'}]

Protection

ingress_protection

IP65

Deye GB-L Pro Series Brochure EU 20260124

Документи

datasheet Deye GB-L Pro Series Brochure EU 20260124

manual Deye ESS User Manual GB-L Pro EU EN DE V1.1 20260516

product_page Deye GB-L Pro product page

Додаткові задокументовані параметри

Записано дослівно з джерела; поля схеми для них поки немає.

builder_completeness	partial
region_notes	Global deyeess.com page; EU brochure and an EU EN/DE manual; a Spanish datasheet is also published.

Deye GB-L20 PRO