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VARTA element backup 18
Manufacturer documented EU verified Sept. 23, 2026
Page 1 of Technical data sheet VARTA element backup (original manufacturer URL, host blocked by CAPTCHA at time of retrieval) (https://www.varta-ag.com/fileadmin/varta/consumer/downloads/energy-storage/varta-element/en/Datasheet_element_backup_DACH_EN.pdf)
Identity
| category | all_in_one_ess |
| manufacturer | VARTA |
| model | element backup 18 |
| product_status | active |
| region | EU |
| variant | 3-phase |
Electrical
| backup_output |
True
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| backup_overload_current_per_phase_a |
12
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| backup_rated_current_per_phase_a |
5.8
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| backup_switchover_time_s |
90
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| bms_integrated |
True
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| chemistry |
NMC
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| continuous_discharge_current_a | 100.0 |
| cycle_life | 6000 |
| depth_of_discharge_pct | 95.0 |
| grid_frequency_hz |
50
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| manufacturer_part_number_ch |
02709 858 265
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| manufacturer_part_number_de_at |
02709 858 365
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| max_charge_current_a | 80.0 |
| max_charge_power_kw |
4.0
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| max_discharge_current_a | 100.0 |
| max_discharge_power_kw |
4.0
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| nominal_ac_voltage_v |
400
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| nominal_capacity_ah | 100.0 |
| nominal_capacity_kwh |
19.5
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| nominal_energy_kwh | 18.53 |
| nominal_voltage_v | 51.2 |
| operating_voltage_max_v | 57.6 |
| operating_voltage_min_v | 44.8 |
| phase_count |
3
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| usable_capacity_kwh |
17.6
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| usable_energy_kwh | 17.6 |
Physical / mechanical
| mounting | 19-inch Rack / Wall-mount |
| weight_kg |
215
Technical data sheet VARTA element backup | DB178038DACHEN004
|
Environment
| ip_rating |
IP 22
Technical data sheet VARTA element backup | DB178038DACHEN004
|
| operating_temperature_max_c | 60.0 |
| operating_temperature_min_c | -25.0 |
Interfaces & connectors
| communication | CAN, RS485 |
Warranty & service
| warranty_years | 10 |
Documents
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| builder_completeness | partial |
| region_notes | DACH edition of the VARTA Storage technical data sheet (DB178038DACHEN004); country licences printed as Germany, Austria, Switzerland. EU used as the region code. |