Charged Reviews · Quick reference
Ohmmu Group 31 180Ah Lithium 12V Deep Cycle Battery
- Brand
- Ohmmu
- Model
- Li-G5G31
- SKU / part number
- Li-G5G31[3]
- Category
- Batteries
Energy and chemistry
| Nominal voltage | 12.8 V[1] |
|---|---|
| Rated capacity | 180 Ah[1, 2] |
| Nominal energy | 2.3 kWh[2]Calculated |
| Usable energy | ? |
| Chemistry | LiFePO4[1] |
| Cell format | Prismatic[1] |
Charge and discharge
| Continuous charge current | 90 A[1] |
|---|---|
| Continuous discharge current | 200 A[1] |
| Maximum charge current | 150 A[1] |
| Maximum discharge current | ? |
| Peak charge current | ? |
| Peak discharge current | 200 A[1] |
| Continuous output power | ? |
| Peak output | ? |
| Maximum charge voltage | 14.4 to 14.6 V[1] |
| Charge cutoff voltage | ? |
| Discharge cutoff voltage | ? |
BMS and communication
| BMS continuous current | ? |
|---|---|
| Communication protocols | ? |
| Wireless monitoring | Yes[1] |
| Inverter compatibility | ? |
Operating temperature
| Charging temperature | -28.9 to 60 °C[1]Calculated |
|---|---|
| Discharging temperature | -28.9 to 60 °C[1]Calculated |
| Storage temperature | -28.9 to 60 °C[1]Calculated |
| Self-heating | Yes[1] |
Mechanical and mounting
| Dimensions | 175 W × 227 H × 324 L mm[1] |
|---|---|
| Weight | 17.24 kg / 38.01 lb[1, 2]Calculated |
| Terminals | Internal Thread M8[1, 2] |
| Mounting / format | Case batterySite classificationBased on[1, 2] |
| Enclosure rating (IP) | IP65[1] |
Installation (from the manual)
Torque
| Main terminal torque | 14 N·m(123.91 in-lb*)[1] |
|---|---|
| Communication terminal torque | ? |
| Ground terminal torque | ? |
Not in the manual: Conductors, Protection, Clearances and orientation, Grounding, Communication
System limits
| Maximum parallel units | 10[2] |
|---|---|
| Series connection | 8 batteries[1, 2]Needs confirmation |
| Maximum system energy | ? |
Page 1 of 2 · Installation values · ? means nothing is recordedAggregated, often community-reported information, not official documentation. Do not rely on it for installation, purchase or compliance decisions; always confirm values with the manufacturer’s official documentation. Charged Reviews accepts no responsibility for errors.