The SP036020 is a premium high-speed slip ring designed for demanding industrial testing. Featuring 20 circuits with 3A/250V capacity, it offers exceptional durability with a lifespan of up to 100 million revolutions. Utilizing advanced gold-to-gold contact technology and a mirror-finished surface (Ra0.02), this rotary joint ensures low dynamic resistance (≤10mΩ) and stable signal transmission even at speeds up to 3000-8000 RPM. Ideal for aircraft engines, high-speed rail components, and automotive testing platforms. Available in Aluminum or Stainless Steel housing with IP51 protection.
| Design Loop | 20 |
| Insulation Resistance | 200MΩ/250V/DC |
| Rated Voltage/Current | 250VDC/3A |
| Dielectric Strength | ≥250VAC/50Hz/60s |
| Dynamic Resistance Change Value | ≤10mΩ |
| Wire Length | Standard 300 ± 20mm (optional) |
| Rated Speed | 0~3000 rpm |
| Working Life | 10 million~100 million circle |
| Operating Temperature | -45℃ ~ 60℃ |
| Contact Material | Gold-gold |
| Shell Material | Aluminum alloy/304 stainless steel/316L stainless steel |
| Maximum Starting Torque | 3.5N.cm |
| IP Grade | IP51 |