Deye GB-L17 Ultra
Manufacturer documented GLOBAL verified Sept. 25, 2026
Identity
| category | batteries |
| manufacturer | Deye |
| model | GB-L17 Ultra |
| product_status | active |
| region | GLOBAL |
Electrical
| battery_voltage_class |
HV
Deye GB-L Ultra product page
|
| chemistry |
LiFePO4
Deye GB-L Ultra product page
|
| continuous_discharge_current_a | 100.0 |
| cooling |
Natural Cooling
Deye GB-L Ultra product page
|
| cycle_life |
≥6000
Deye ESS User Manual GB-L Lite / GB-L Plus / GB-L Ultra EU (EN, DE) V06 (20260921) — Technical specification table, row 'Cycle Life [3]'
|
| depth_of_discharge_pct |
90 recommended; max. adjustable 100 %
Deye ESS User Manual GB-L Lite / GB-L Plus / GB-L Ultra EU (EN, DE) V06 (20260921) — Technical specification table, row 'Depth of Discharge': 'Recommended 90%, Max. adjustable 100%'
|
| max_charge_current_a | 80.0 |
| max_continuous_charge_current_a |
75
Deye GB-L Ultra product page
|
| max_continuous_discharge_current_a |
75
Deye GB-L Ultra product page
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| max_discharge_current_a | 100.0 |
| max_parallel_units |
16
Deye GB-L Ultra product page
|
| maximum_modules |
3
Deye GB-L Ultra product page
|
| minimum_modules |
3
Deye GB-L Ultra product page
|
| module_capacity_ah |
100
Deye GB-L Ultra product page
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| module_energy_kwh |
5.76
Deye GB-L Ultra product page
|
| module_nominal_voltage_v |
57.6
Deye GB-L Ultra product page
|
| nominal_capacity_ah | 100.0 |
| nominal_capacity_kwh |
17.28
Deye GB-L Ultra product page
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| nominal_energy_kwh | 17.28 |
| nominal_voltage_v |
172.8
Deye GB-L Ultra product page
|
| official_datasheet_url |
https://deyeess.com/wp-content/uploads/2026/06/Deye-NEPT-G_GB-L-Ultra-Series_Brochure-_EU_20260804V1.0.pdf
Deye GB-L Ultra product page
|
| official_manual_url |
https://deyeess.com/wp-content/uploads/2026/07/Deye-ESS-User-Manual-GB-L-Lite-GB-L-Plus-GB-L-Ultra-EUEN-DE-V06_20260914.pdf
Deye GB-L Ultra product page
|
| official_product_url |
https://deyeess.com/product/gb-l-ultra/
Deye GB-L Ultra product page
|
| operating_voltage_max_v |
197.1
Deye GB-L Ultra product page
|
| operating_voltage_min_v |
135.0
Deye GB-L Ultra product page
|
| peak_charge_current_a |
104
Deye GB-L Ultra product page
|
| peak_discharge_current_a |
135
Deye GB-L Ultra product page
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| usable_energy_kwh | 16.42 |
| warranty_years |
10 Years
Deye GB-L Ultra product page
|
Physical / mechanical
| mounting | 19-inch Rack / Wall-mount |
Environment
| charge_temperature_c |
-20 ~ 55
Deye GB-L Ultra product page
|
| discharge_temperature_c |
-20~55
Deye GB-L Ultra product page
|
| ip_rating | IP20 |
| operating_temperature_max_c | 60.0 |
| operating_temperature_min_c | -25.0 |
Interfaces & connectors
| can |
CAN2.0
Deye ESS User Manual GB-L Lite / GB-L Plus / GB-L Ultra EU (EN, DE) V06 (20260921) — Technical specification table, row 'Communication Port': 'CAN2.0, RS485, Bluetooth'
|
| communication | CAN, RS485 |
| communication_ports |
CAN2.0, RS485, Bluetooth
Deye ESS User Manual GB-L Lite / GB-L Plus / GB-L Ultra EU (EN, DE) V06 (20260921) — Technical specification table, row 'Communication Port'
|
| rs485 |
Yes
Deye ESS User Manual GB-L Lite / GB-L Plus / GB-L Ultra EU (EN, DE) V06 (20260921) — Technical specification table, row 'Communication Port': 'CAN2.0, RS485, Bluetooth'
|
Documents
product_page
Deye GB-L Ultra product page
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| builder_completeness | partial |
| region_notes | Global deyeess.com page; EU, AU and French brochure editions are published. |