Check the lines on the quote to the boxes marked in drawing

The Optional Remote Communications Package which interfaces with the ST107 can be added.

Look at these two blog posts on installation:

https://safiery.com/blog/lowest-installation-costs/

https://safiery.com/simple-shunt-installation-caravan-motorhome

Configuration Guide
SC301
 SC302T

SC25Q

 T001

SC25QT
Main Battery ✔ (internal) ✔ (internal) ✔ (internal) ✔ (internal) ✔ (internal)
Main Battery Shunt ✔ ✔ ✘ ✘ ✘
High Current Dedicated Shunt (like inverter) ✔ ✔ ✘ ✘ ✘
Second Starter Battery ✔ Voltage for U1 or U2 ✔ Voltage for U1 or U2 ✘ ✔ Voltage for U1, U2 or U3 ✔ Voltage for U1, U2 or U3
Tank with Voltage sensor ✔ Voltage for U1 or U2 ✔ Voltage for U1 or U2 ✘ ✔ Voltage for U1, U2 or U3 ✔ Voltage for U1, U2 or U3
Pressure Sensor ✔ Voltage for U1 or U2 ✔ Voltage for U1 or U2 ✘ ✔ Voltage for U1, U2 or U3 ✔ Voltage for U1, U2 or U3
AC Current Sensor ✔ Voltage for U1 or U2 ✔ Voltage for U1 or U2 ✘ ✔ Voltage for U1, U2 or U3 ✔ Voltage for U1, U2 or U3

Cabin Air Quality
(Either Dust or Co2 Sensor)

 ✔ Voltage for U1 or U2 ✔ Voltage for U1 or U2 ✘ ✔ Voltage for U1, U2 or U3 ✔ Voltage for U1, U2 or U3
Solar Performance Sensor (not solar measurement) ✔ Voltage for U1 or U2 ✔ Voltage for U1 or U2 ✘ ✔ Voltage for U1, U2 or U3 ✔ Voltage for U1, U2 or U3
Pitch (Forward and Backwards) ✔ Voltage for U1 or U2 ✔ Voltage for U1 or U2 ✘ ✔ Voltage for U1, U2 or U3 ✔ Voltage for U1, U2 or U3
Roll (Sideways) ✔ Voltage for U1 or U2 ✔ Voltage for U1 or U2 ✘ ✔ Voltage for U1, U2 or U3 ✔ Voltage for U1, U2 or U3
Current Measurement to 25A per channel (combine channels for greater than 25A circuit) ✘ ✘

Up to 4

C1, C2, C3, C4

 ✘

Up to 4

C1, C2, C3, C4
Tank Measurement Ultrasonic with Resistance input ✘ ✔ Resistance for R1 or R2 ✘ ✔ Resistance for R1, R2, R3, R4 ✔ Resistance for R1, R2, R3, R4
Temperature Measurement (resistance) ✘ ✔ Resistance for R1 or R2 ✘ ✔ Resistance for R1, R2, R3, R4 ✔ Resistance for R1, R2, R3, R4
Battery Temperature Included