1. Ultra high sensitivity 2. UL, CSA recognized 3. Conforms to FCC rules and regulations Part 68 - Surge strength 1,500 V 4. High dielectric strength type available (RY-WF type) 5. Contact arrangement MBB type available (RY-D type 6. High reliability-bifurcated contacts 7. Wide operating range 8. DIL pitch terminals 9. Plastic sealed type 10. * RoHS compliant since date code: 0438B9