https://koeedmro.com/products/zyg-d4840-single-phase-solid-state-relay-dc4-32v-dc-ac-ac24-480v-40a-ssr-40da 2026-08-21T03:03:56+08:00 daily https://cdn.shopify.com/s/files/1/0643/1322/9477/files/s-l500_03fd5670-9942-4825-8c73-a97ae537c905.jpg?v=1768997361 ZYG-D4840 single-phase solid state relay DC4-32V DC-AC AC24-480V 40A SSR-40DA