Please tell me which one best single phase electric sub meter?? Because most of meter run fast and get maximum electric unit. A house renter can't afford it.

"Because most of meter run fast and get maximum electric unit". Who says they run fast? Where are you located?

"Because most of meter run fast and get maximum electric unit". Who says they run fast? Where are you located?
South west delhi
Wichone is the best quality meter?

Have no idea about India. Sorry