The maintenance center of Beijing Huibo Times Technology Co., Ltd. Shanghai Branch specializes in chip-level repair of various precision electrical equipment, including inverters, servo drives, DC speed controllers, stepper systems, CNC systems, soft starters, PLCs, touch screens, industrial computers (industrial PCs), circuit boards for the textile industry, printing machinery circuit boards, industrial control circuit boards, instruments, and more.

If you have any industrial electrical control equipment or circuit boards that need repair, please feel free to contact us at Beijing Huibo Times Technology Co., Ltd. We have established large-scale LENZE DC Speed Controller EVF9331 maintenance and after-sales centers in Beijing, Shanghai, and Shenzhen.

Huibo Maintenance National Contact Information:

Beijing Headquarters: Room 403A, Building 3, Saidi International Industrial Park, No. 6 Kechuang 14th Street, Beijing Economic and Technological Development Zone (Yizhuang)

Phone: 010-88459351/88459350

Shanghai Branch: Room 401, No. 69 Xingda Road, Pujiang Town, Minhang District, Shanghai

Phone: 021-54257837/54257867

Shenzhen Branch: Room 313, No. 8 Shenshan Road (Longgang Section), Longdong Community, Baolong Street, Longgang District, Shenzhen

Phone: 0755-84576463/84576481

LENZE DC Speed Controller EVF9331 Maintenance Common Faults:

No display, overcurrent, overvoltage, undervoltage, overheating, overload, grounding, phase loss, parameter error, display but no output, module damage, error reporting, etc.;

LENZE Speed Controller Maintenance Series Models:

8200 series; 8210 series; 9400 series; 8400 series; 9300 series; 4800 series; 8220 series

Our Company's Repaired Speed Controller Brands:

Siemens speed controllers, Eurotherm speed controllers, Siemens speed controllers, Yaskawa speed controllers, TECO speed controllers, Fanuc speed controllers, Delta speed controllers, Rexroth speed controllers, Weintek speed controllers, Panasonic speed controllers, Mitsubishi speed controllers, LS speed controllers, Lust speed controllers, and more.