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Description
QDD-400G-FR4-S Cisco® Compatible Transceiver QSFP-DD 400GBase-FR4 PAM4 (1271/1291/1311/1331nm, SMF, 2km, LC, DOM)QDD 400G FR4 S Cisco Compatible Transceiver QSFP DD 400GBase FR4 PAM4 (1271 1291 1311 1331nm, SMF, 2km, LC, DOM) ATGBICS Cisco compatible QDD 400G FR4 S QSFP DD 400GBase FR4 form factor network transceiver supports a distance of up to 2km over single mode fibre (SMF) using a wavelength of 1271 1291 1311 1331nm via an LC Duplex connector. This product operates within a commercial temperature range. Digital optical monitoring (DOM) support is also
QDD-400G-FR4-S Cisco® Compatible Transceiver QSFP-DD 400GBase-FR4 PAM4 (1271/1291/1311/1331nm, SMF, 2km, LC, DOM)
ATGBICS Cisco® compatible QDD-400G-FR4-S QSFP-DD 400GBase-FR4 form factor network transceiver supports a distance of up to 2km over single-mode fibre (SMF) using a wavelength of 1271/1291/1311/1331nm via an LC Duplex connector. This product operates within a commercial temperature range. Digital optical monitoring (DOM) support is also present enabling real-time monitoring of the parameters of the fibre optic transceiver.
Our product meets the specification of Cisco® QDD-400G-FR4-S and we proudly offer a compatibility guarantee and limited lifetime warranty. Our rigorously tested products record a unique traceable serial number and are fully compliant with all MSA (Multi-Source Agreement) and IEEE standards & protocols.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
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Product Reviews
★★★★★ 5
Great read with kids
Format: Hardcover
Great illustration, quality binding
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Reviewed in the United States on January 25, 2026
★★★★★ 5
Cute story!!
Format: Hardcover
Enjoyable little Valentines book.
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Reviewed in the United States on February 2, 2026
★★★★★ 4
Sweet story
Format: Hardcover
Gave to a 9 year old grandson who has struggled with reading -- looked like a good choice. He seemed initially pleased.
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Reviewed in the United States on March 2, 2026
★★★★★ 5
Good book
Format: Hardcover
Kids love this series of books
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Reviewed in the United States on May 7, 2026
★★★★★ 5
Great book!
Format: Hardcover
Such a cute book! Good for ages 2 and up.
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Reviewed in the United States on March 16, 2026