Victron Energy Lithium Battery Smart 12,8V/50Ah
Official manufacturer global verified Sept. 2, 2026
Identity
| category | batteries |
| manufacturer | Victron Energy B.V. |
| model | Lithium Battery Smart 12,8V/50Ah |
| product_family | Lithium Battery Smart 12,8V & 25,6V |
| product_status | active |
| region | global |
| sku | UNKNOWN |
Electrical
| capacity_loss | <1% per 100 cycles @ 25 °C, 100 % DoD |
| charge_voltage_v | Between 14 V and 14,4 V (14,2 V recommended) |
| chemistry | LiFePO4 (Lithium Iron Phosphate) |
| cycle_life | {'at_80_pct_dod': 2500, 'at_70_pct_dod': 3000, 'at_50_pct_dod': 5000} |
| end_of_discharge_voltage_v | 11.2 |
| energy_loss | <1% per 100 cycles @ 25 °C, 100 % DoD |
| float_voltage_v | 13.5 |
| integrated_cell_balancing | True |
| max_charge_current_a | 100 |
| max_continuous_discharge_current_a | 100 |
| nominal_capacity_ah_at_0c | 40 |
| nominal_capacity_ah_at_25c | 50 |
| nominal_capacity_ah_at_minus20c | 25 |
| nominal_energy_kwh_at_25c | 0.64 |
| nominal_energy_wh_at_25c | 640 |
| nominal_voltage_v | 12.8 |
| peak_discharge_current_a | UNKNOWN |
| recommended_charge_current_a | <=30 |
| recommended_continuous_discharge_current_a | <=50 |
| round_trip_efficiency_pct | 92 |
Physical / mechanical
| bms_connection | M8 circular connector, 50 cm cable (male + female) |
| depth_mm | 147 |
| dimensions_h_w_d_mm | 199 x 188 x 147 |
| height_mm | 199 |
| mounting_orientation | May be mounted upright or on its side, but not with terminals facing down |
| power_connection_terminals | M8 threaded inserts |
| terminal_torque | UNKNOWN |
| weight_kg | 7 |
| width_mm | 188 |
Installation
| bms_requirement_note | A Victron BMS is required; the manual's BMS selection guide names smallBMS, VE.Bus BMS V2, VE.Bus BMS, Lynx Smart BMS, Smart BMS CL 12/100 and Smart BMS 12/200 as the BMS options for these batteries. |
| external_bms_required | True |
| max_batteries_per_bms | 20 |
| max_storage_time_at_25c | 1 year (when fully charged) |
| series_parallel | Up to 20 Victron Lithium Smart batteries in total can be used in a system, regardless of the Victron BMS used; series, parallel or series/parallel to build 12 V, 24 V or 48 V systems |
Environment
| humidity_non_condensing | Max. 95 % |
| operating_temperature | Discharge: -20 °C to +50 °C; Charge: +5 °C to +50 °C |
| protection_class_ip | IP 22 |
| storage_temperature | -45 °C to +70 °C |
Interfaces & connectors
| bluetooth | Bluetooth app available to monitor cell voltage and temperature |
| bms_port | M8 circular connector |
Protection
| cell_balancing | integrated |
| protection_delegated_to | external Victron BMS |
Certifications
| standards | ['UL1973', 'IEC62619:2017', 'UL9540A', 'IEC 62133:2012', 'IEC62620:2014', 'UL1642', 'EN-IEC 61000-6-3:2007/A1:2011/AC:2012', 'EN 55014-1:2017/A11:2020', 'ECE R10-6', 'EN 60335-1:2012/AC:2014', 'EN-IEC 62368-1:2020', 'IEC 61427-1:2013'] |
Warranty & service
| summary | UNKNOWN |
Documents
user-manual
Lithium Battery Smart manual - 7. Technical data
user-manual
{# Located but never retrieved: listed, but deliberately not linked, and it
backs no stored value. #}
Lithium Smart Battery Manual rev 21 - 01/2026 (PDF) — located, not retrieved
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| BMS connection | M8 circular connector, 50cm cable |
| Can be placed on their sides | Yes 2) (Batteries may be mounted upright or on side, but not with terminals facing down) |
| Capacity loss | <1% per 100 cycles @ 25°C, 100% DoD |
| Discharge current footnote | *Discharge current ≤1C |
| Energy loss | <1% per 100 cycles @ 25°C, 100% DoD |
| Max storage time @ 25 °C | 1 year |
| Nominal capacity @ -20°C* | 25Ah |
| Nominal capacity @ 0°C* | 40Ah |
| Round trip efficiency | 92% |