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Opto-Isolated Relay PCB plus two extension boards [10107181] The PCB for the Opto-isolated Mains Relay project. Double-sided PCB with plated through holes, solder mask and silkscreen overlay. 100 x 62mm. Also included: two small extension PCBs, 38 x 10.5mm each. Cat No SC4702. Price: AUD $7.50 1  Add to trolley In stock: yes (12 available). Estimated dispatch time: 1-3 days Related to: Project: Opto-Isolated Mains Relay (October 2018 [print issue] [online issue]) Other item relevant to this project: Opto-Isolated Relay PCB pattern (PDF download) [10107181] (Free) Add to trolley

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