Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
MisterTea
on Jan 10, 2022
|
parent
|
context
|
favorite
| on:
Balcony solar panels – one-year results
Most AC power distribution transformers are 95% or better. As of 2016 the US EPA mandated even greater efficiency of 97% or greater:
https://www.ecfr.gov/current/title-10/chapter-II/subchapter-...
Consider applying for YC's Winter 2026 batch! Applications are open till Nov 10
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
https://www.ecfr.gov/current/title-10/chapter-II/subchapter-...