Recently, FUOOTECH has received surging inquiries from global customers for its FTBB‑10A Automatic Portable Transformer Turns Ratio Tester, with remarkable purchasing intention across power utilities, transformer manufacturers and maintenance contractors.
This intelligent tester outperforms traditional ratio bridges by completing three‑phase transformer ratio tests in one go, finishing single‑phase measurement within 5 seconds. It covers a wide ratio measuring range from 0.9 up to 10000, supporting single‑phase, three‑phase and Z‑connection transformers. Equipped with a 240×128 color LCD, built‑in thermal printer, AC‑DC dual‑power supply and internal lithium battery, the unit works reliably for both workshop and field site operations.
Advanced protection features including HV‑LV reverse‑connection and inter‑turn short‑circuit protection ensure safe testing. It stores up to 850 groups of test data, with optional USB and RS232 interfaces for data export. Compact and lightweight at only 5.5 kg for the main unit, this rugged instrument delivers high‑accuracy readings for transformer commissioning, production inspection and routine maintenance. Our technical team stands ready to support client evaluation, quotation and order arrangements.
If you interested in this hotsale type of machine, just feel free to contact us! contact FUOOTECH!











