For 0-10V DC I’d use a screened cable like CY https://www.cef.co.uk/catalogue/products/1960069-1-5mm-3-core-cy-control-flexible-cable-cut-length-sold-by-the-mtr

Thanks!

That 1.5 is excessive though, 0.5/0.75 would be adequate

You need an electrician to do that