That's a typical border crossing.
I'm kind of satisfied to see that picture. I've never been to N.I., but got within a mile or two of the border once in Co. Cavan.
The ESB's pole mounted smaller transformers tended to always (and still are) can-shaped. Similar to what you'd see in the United States in shape/size. You do seem to see more "blocky" looking transformers on NIE poles.
Here are two typical pole-mount xfmrs in England; maybe someone can confirm if these are typical of N.I. as well:
We are starting to see the more American-looking can-style transformers here as well though. This one is only a few miles from me:
![[Linked Image]](https://www.electrical-contractor.net/pc/cirxfmr2.jpg)