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The smallBMS can replace the VE.Bus BMS V2 in various applications. However, it is not suitable for use with the VE.Bus MultiPlus and Quattro inverter/chargers: it does not have a VE.Bus interface. The smallBMS is intended for use with Victron Smart LiFePo4 batteries with M8 circular connectors.
The smallBMS has two outputs, the same as the VE.Bus BMS V2.
Specifications
| Feature | Value |
|---|---|
| automotive | ECE R10-4 |
| batteryCommunicationTerminals | Terminals with M8 circular connectors |
| chargeDisconnectOutput | |
| chargeDisconnectOutputSource | 10 mA |
| color | Matt black with a blue sticker |
| currentConsumptionLowCell | 1.2 mA |
| currentConsumptionRemOff | 1.2 mA |
| currentConsumptionRemOn | 2.2 mA |
| dCInputOperatingVoltageRange | [8, 70] V |
| depth | 23 mm |
| emission | EN 55014-1, EN-IEC 61000-6-3 |
| height | 106 mm |
| Immunity | EN 55014-2, EN-IEC 61000-6-1, EN-IEC 61000-6-2 |
| inputOutputTerminals | Screw terminals |
| loadDisconnectOutput | |
| loadDisconnectOutputSource | 1 A |
| material | ABS |
| maxHumidity | 95% |
| operatingTempRange | |
| powerSupplyCable | Recommended fuse size 0.3 A - 2.5 (dependent on devices connected to Load disconnect and pre-alarm output) |
| preAlarmCurrentRating | 1 A |
| preAlarmOutput | Normally free floating - In case of alarm: output voltage Vbat -0.1 V |
| protection Category | IP20 |
| remoteTerminals | Remote L and Remote H Use modes: 1. ON when the L and H terminal are interconnected 2. ON when the L terminal is pulled to battery minus (V <3.5 V) 3. ON when the H terminal is high (2.9 V < VH < Vbat) 4. OFF in all other conditions |
| safety | EN 60950 |
| vebusTerminals | |
| weight | 0.1 kg |
| width | 42 mm |
Downloads
Datasheet
Enclosure dimension
High quality photo
⬇️ smallBMS (top)
⬇️ smallBMS (front)
⬇️ smallBMS (left)
⬇️ smallBMS (right)
⬇️ smallBMS (connections)
⬇️ smallBMS (molex)