Long Life Electric Vehicle Battery Swap Slip Ring 18 Circuits 10000 RPM Gold Contact 304 Stainless Steel

SP013018-EV Long Life High-Speed Slip Ring for Electric Vehicle Battery Swap Station

Product Overview

The SP013018-EV long life slip ring supports the rotating carousels and transfer arms of automatic battery swap stations for electric vehicles. Up to 18 circuits carry charging current, CAN bus communication and safety interlock signals through endless rotation, and the 10 million revolution service life keeps cycle times predictable in high throughput fleet depots. The 304 stainless steel housing handles coolant mist, dust and daily mechanical load.

Technical Specifications

Electrical Specifications

Mechanical Specifications

Applications

• Automatic electric vehicle battery swap stations
• Rotary battery storage and transfer carousels
• Charging current, CAN bus and safety signal transfer
• Continuous duty logistics and fleet charging hubs

Technical Advantages

• Gold-Gold Contact Technology: 99.99% pure gold plating ensures ultra-long service life and stable electrical performance
• Precision Concentricity: Integrated casting process maintains concentricity between ring groove and bearing ≤ 0.01mm
• Mirror Surface Finish: Contact surface smoothness reaches Ra0.02 for reliable contact and reduced friction
• Ultra-Precision Manufacturing: Dimensional tolerance < 0.01mm (ISO 2768 H grade) for high precision
• Near-Zero Pressure Brush Design: Extends service life by 33% through reduced mechanical wear
• 304 Stainless Steel Construction: stable under coolant mist, dust and high cycle counts

Why Choose Our Long Life Slip Rings

• Long operational life with minimal maintenance requirements
• Continuous 360 degree rotation with stable power and signal transmission
• Precision manufacturing and strict quality testing before shipment
• OEM support and fast technical response
• Factory-direct supply with stable quality and competitive pricing