I have a PostgreSQL database on a Linux system that I want to access from my Windows PC. But the only Windows binaries I have been able to find are the full installer, which
Actually there are client CLI tools in pgAdmin. All you need is just to install it on your Windows machine from https://www.postgresql.org/download/windows/.
Then you'll be able to find those tools in folder like C:\Program Files (x86)\pgAdmin III\1.22 or C:\Program Files (x86)\pgAdmin 4\v2\runtime, depends on the pgAdmin version you have installed.