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123 SMARTBMS

Keep your expensive batteries in top condition and increase the lifespan with this modular battery management system for lithium battery packs. Directly accessible using your smartphone via Bluetooth.

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123 SMARTRELAY

Switch all your high currents or signals with this easy to use, dual relay. The extremely power efficient design ensures very long operation times even on very small battery capacities. Switch high powers with extremely little!

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123 SMARTBMS EXTENDED MODULE

Extension module for 123SmartBMS. Adds many functions like 4 configurable relays, dual CAN bus, multiple CAN chargers support and isolation detection. A truely “Swiss knife” to make any project possible.

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123SmartBMS

123SmartBMS Extended Module

Featured products

123SmartBMS G3 BeginBoard 2021

1 Review(s)

Price €90.08

Begin Board (spare part).
In stock
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123SmartBMS Extended Module

1 Review(s)

Price €301.65

When you want to have the possibility to charge at EV charging stations you’ll need to add this 123SmartBMS Extended Module to the 123SmartBMS....
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123/Smart BMS to USB cable

Price €32.23

The 123SmartBMS to USB cable is a handy cable which can be used to display BMS data on the Victron Cerbo/Venus or for custom 123SmartBMS projects...
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123SmartBMS gen3 single cell module 2021

1 Review(s)

Price €15.29

The 123SmartBMS gen3 single cell module is an additional module developed to be installed on each cell of the battery as an extension to the...
In stock
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123Smart relay

1 Review(s)

Price €81.82

123SmartRelay is a dual relay module with extremely low self-power consumption. It can be used to switch high currents or even small signals. The...
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123PowerSwitch

Price €123.14

The 123PowerSwitch is a bidirectional solid state relay for 48V. Thanks to the very low consumption when turned on, the 123PowerSwitch works even...
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123SmartBMS G3 4S, 1x I-sensor 2021

Price €288.43

123SmartBMS Gen3 is a complete set for 4, 1 dual range current sensor, with Bluetooth. 123SmartBMS gen3 is an easy to use yet advanced,...
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123SmartBMS G3 4S, 2x I-sensor 2021

2 Review(s)

Price €313.22

123SmartBMS gen3 is a complete set for 4 cells, 2 dual range current sensors, with Bluetooth. 123SmartBMS gen3 is an easy to use yet...
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123SmartBMS G3 EndBoard 2020

1 Review(s)

Price €114.88

End Board (spare part).
In stock
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Mounting set for 123SmartBMS boards

Price €4.13

Mounting set for boards made of stainless steel.
In stock
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