Features & description:

Contact Pin Diameter(φmm): φ1.8 x 16
Contact resistant: 2MΩ
Material : Plastic, Brass;Color : Blue, Black, Gold Tone
Package Content : 1pairx Waterproof Aviation Connector
other pins of pair direct installation connectors type link: HE29 IP68 2 3 4 5 6 7 9 10 12 14 16 19 22 24 26pin Waterproof Aviation Connector

SP21 three specifications of the series, different service voltage. any other series you need,feel free to contact us.we can provide what Specifications your needs.