Phase Monitoring Relays Relay JQC-16F 012-2ZST(555) JQC16F0122ZST(555 )12V DCV12 12VDC 10PIN 5/10Pcs Power Source : DC Theory : Electromagnetic Relay Contact Load : Low Power Model Number : JQC-16F 012-2ZST(555) relay Voltage : 12V