-
The ZMRC platform is proud to present the newly d online training course for the Whatsminer P221C Power Supply Unit. This comprehensive video course is designed to provide novice and experienced mining operators a with the technical expertise needed to manage this specific PSU model effectively.
Participants will gain access to high-definition instructional videos that break down complex procedures manageable steps. Because the course supports repeated viewing, learners can progress at their own pace, rewinding and revisiting challenging sections to ensure full retention of the material.
Delivered entirely online, this training eliminates geographical barriers, allowing global access to specialized technical education. Whether you are scaling a mining farm or refining your personal rig maintenance skills, this course provides the practical knowledge necessary to minimize downtime and extend the operational life of your mining power supply.
-
P221C power supply structure and powering
Date: 2026-03-28 -
P221C power supply EMI filter circuit
Date: 2026-03-28 -
P221C power supply PFC circuit
Date: 2026-03-28 -
P221C power supply auxiliary power circuit
Date: 2026-03-28 -
P221C power supply main power circuit
Date: 2026-03-28 -
P221C power supply relay control circuit
Date: 2026-03-28 -
Optocoupler feedback circuit in P221C number 2 auxiliary power area
Date: 2026-03-28 -
P221C main power chip optocoupler feedback circuit
Date: 2026-03-28 -
P221C power supply relevant voltage measurement
Date: 2026-03-28
China Mainland
Hong Kong
Business Hours: (GMT+8) 08:30-20:00 Mon to Sat
Company Phone: +86-023-72227777
Dear Friends,
Hello everyone, October 1-7, 2026 (GMT+8) are the National Day holidays in China. During this period, our customer support and course tutor teams may experience delays in responding to your inquiries.
We appreciate your patience and understanding. Normal response times will resume on October 6.
Thank you for your continued support.
Best wishes,
ZEUS MINING CO., LTD.
CLOSE