Check the listing for details. 1PCS Slip Ring Through Hole Dia. 7mm 6 Circuits 5A For Wind Power Generator. Condition: New. Listed at 30.93 USD. 1PCS Slip Ring Through Hole Dia. 7mm 6 Circuits 5A For Wind Power Generator Performance parameters: Speed: Up to 250rpmApproach: 6 wayRated voltage: 0-600VAC / DCCurrent Rating: 5 A / RoadWorking temperature: -40 ℃ ~ + 80 ℃Contact Material: GoldInner diameter: 7MMOutside diameter: 33MMWire size: AWG28 Teflon silver plated ULCable length: standard 300mm on each side≥500V @ 50Hz between the two: Compressive strengthInsulation resistance: 1000MΩ / 500VDCDegree of protection: plasticWorking life: ≥500 million revolutions (depending on the operating environment and speed) Package includes:1pcs slip ringPayment* Only Paypal is accepted as payment. * Must ship to a confirmed address, otherwise payment will be refunded and I will alert you to the cancellation. * Immediate Payment is required. Terms* Returns are accepted only if the package has not been opened or damaged and the item is returned before 14 days or delivery. * Buyer pays return shipping. FeedbackMy ability to succeed is up to offering the best customer service possible and earning top feedback and star ratings. Please contact me with any issue before leaving feedback and I will do everything possible to assure the optimal outcome.