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lisachang001

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  1. Anyone know the difference between like the below 3 optics. J4858C, https://www.optcore.net/product/hp-j4858c-compatible-1000base-sx-sfp/ JD118B, https://www.optcore.net/product/jd118b/ 453151-B21 https://www.optcore.net/product/hp-453151-b21-compatible-1000base-sx-sfp-transceiver/
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