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Amazon.com: uxcell 10 Pcs DC 9V Coil 10A SPST 5 Pin Electromagnetic Relays PCB Type JQC-3F : Industrial & Scientific
Amazon.com: SSR Solid State Relay, 100A contactless industrial relay, DC control AC, LED indicator, charging voltage 12-480VAC, power module output support, optocoupler unit : Industrial & Scientific