• Welcome to Hangzhou Prosper Mechanical & Electrical Technology Co.,Ltd

20 + years of experience

slip ring customized manufacturers


Wind power requires reliable power and signals transmission from the nacelle to the control system for the rotary blades to control the pitch system. Prosper slip rings offer the good performance and reliable quality needed in the application. The slip ring also combines with encoder to get very accurate feedback of the speed to the system.
We also offer repair work to carbon brush slip rings.



Low temperature to -40°C to +80°C

Breakdown 500V AC@50HZ 60S

Insulation resistant 500MΩ 500VDC

life expanded to 80 million cycles

Protection grade IP65

Ethernet circuits transfer 1Giga bits 

Increamental encoder installed on the rotor small shaft

Harting connectors mounted on terminal box

No flying leads

Special design to fit the customer hydraulic union

Out diameter 190mm

Circuit number from 2-50

Operation speed: 50rpm

Circuit current: 10A for signals and 50A, 80A, 100A for power

Flexible, color-coded, silver-plated, Teflon® insulated lead wires, lapp cable

Contact material silver to silver coating

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