Blog - Battery Monitoring

GWL CPM vs. BMS123 – pros and cons

GWL CPM vs. BMS123 – pros and cons

22.Oct 2019
| Blog - Battery Monitoring

Although making „a better BMS123“ was not our intention (our CPM is simply a different product), we respond to your questions regarding a comparison between the two.

Anyway, the +/– are yet going to change as we have big development plans with our CPM! Stay tuned.

 

GWL CPM (Cell Performance Monitor)

Protects the LiFePO4 and LTO batteries from excessive discharge or overcharge.

+ easy to install
+ small versatile size
+ LTO compatibility
+ low price
+ low self-consumption preventing damage
+ available for water-proof installations (up to the IP54 standard)
– no balancing (balancing extension module under development)
– no mobile monitoring (PC monitoring extension module under development)
– for installations up to 16 cells

More at → http://bit.ly/gwl-cpm

 

BMS123

Protects the LiFEPO4 batteries from excessive discharge or overcharge and balances the single cells for better battery performance.

+ balancing
+ Bluetooth monitoring (mobile, iOS, Android)
+ scalability to up to 256 cells
– higher price
– larger size
– more difficult to install
– expensive monitoring module for PC
– not suitable for water-proof installations

More at → http://bit.ly/BMS-123

 

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