Can I create a custom ECM model?

This topic has been transferred from Github discussions.

I know pybamm offers a 1RC and 2RC Thevenin model. However is it possible to use pybamm’s Base Model class to create something simple like a Rint model or higher RC Order in the Thevenin model?

Yes, you just need to define the ODEs explicitly yourself - see Creating a simple ODE model — PyBaMM v24.9.0 Manual

Another example is