APW12 1215 power supply is a widely used power supply at present. Most of the 19 series models use this power supply. The 4-digit number 1215 behind APW12 represents the power supply's output voltage is 12-15V. This power supply has many versions, including a b c d e f.
The commonality is as follows:
1. APW121215a / b / c versions are universal with each other (no voltage feedback).
2. APW121215d / e / f versions are universal with each other (with voltage feedback).
3. APW121215d / e / f version can replace part of a / b / c by upgrading firmware, but a / b / c version cannot be used with d / e / f replacement.
APW12 1215a PSU suit for S19, S19j, S19 Pro, S19j Pro, S19a Pro, S19a, S19i, S19+, T19, D7, E9, E11, EP Pro;
APW12 1215b PSU suit for S19, S19j, S19 Pro, S19j Pro, S19a Pro, S19a, S19i, S19+, T19, D7, E9, E11, EP Pro;
APW12 1215c PSU suit for S19, S19j, S19j+, S19 Pro, S19j Pro, S19a, T19, D7, E9, E11;
APW12 1215d PSU suit for S19, S19 Pro, S19j Pro, S19j Pro+, S19XP;
APW12 1215e PSU suit for Antminer S19 Pro, S19j Pro, S19XP;
APW12 1215f PSU suit for Antminer S19, S19 Pro, S19j Pro, S19j Pro+, S19XP, S19K Pro;
APW12 1215g PSU suit for Antminer S19 Pro-A.