Solar Technology International Lifos 105 User Manual Download Page 3

Accessing the Lifos App
The App is available for all Apple and Android devices. Search the Apple App 
store for Lifos and down load for free. If using an Android device go to Google 
Play search Lifos and down load for free. The App will give you full visibility of 
your Lifos 105 battery and its performance. Your device connects to the  
Lifos App via Bluetooth so you need to be within 10m of the battery to access 
its data. Each time you wish to view the data you will need to log on  
via the App but this is quick and easy. 
If you are using more than one Lifos 105 battery, you will not be able to 
identify each battery separately if they are in close proximity to one another. 
If you have connected your batteries in parallel then you only need to look at 
any one battery (it does not matter which one) to see the total power for the 
complete battery bank (SOC).
If you have connected your batteries in series then you also only need to look 
at one battery to see the total power for the complete battery bank, however 
you will only see the voltage of the battery bank from the single battery and 
not the battery bank as a whole. 
If you have any questions about this connectivity please visit 

www.lifos.co.uk 

for help.
NOTE – only one Apple/Android device at a time can be connected to  

each battery.

Lifos 105 battery load limitation
The Lifos 105 battery is perfectly suited to heavy DC loads such as motor movers, but its Battery 
Management System (BMS) will not allow any load higher than 120A or 1350w at 12.5vdc or 1200w at 
230vAC through an inverter. It should be noted that inductive loads, even if rated at 800w may not 
be powered by the Lifos 105 because the inrush current of these devices can often be many times 
the rated load during initial start up. Examples of inductive loads are microwave ovens.
Resistive AC loads (via a suitable 12vDC to 230AC inverter) that can be powered by Lifos 105 
include: toasters, travel kettles, travel irons, hair dryers, heaters etc (Max 1200W).
NOTE – in the event an AC load higher than 1200w is connected to Lifos 105 the battery will shut 

down and will not power the device but the battery will not be damaged because its BMS will 
protect it. In this circumstance the Lifos 105 will be instantly reset so it is able to power loads within 
its approved power range as noted above.

Connecting up your Lifos 105 battery
Your Lifos 105 battery has removeable battery pole terminals.
Generally the pole connections are great for quick release connections found in caravans, RVs and 
boats. However if you unscrew the pole connections you will then be able to use ring terminals 
directly onto the battery.
When connecting to the Lifos 105 using the bolts and washers provided, we recommend a torque 
setting of 8Nm.
Please connect the Positive (+) connection first before connecting the Negative (–) connection.
Disconnection is the reverse process, Negative (–) first, Positive (+) last. (This is standard 
disconnection procedure for connection and disconnection of batteries and will help to avoid  
short circuits).

Technical helpline 01684 774 000

Lifos App

Lifos App Icon

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