Your search for "QSFP-40G-XSR4" revealed the following:

NEW Arista QSFP-40G-LRL4 40GB BASE-LRL4 850nm SMF QSFP+ Transceiver

SKU: NSN-6111
Condition: New
Shipping: Overnight Options
Warranty: 365 days

$ 89.99



• Only 2 remaining
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NEW Arista QSFP-40G-SR4 40GB BASE-SR4 850nm Short Reach MMF QSFP+ Transceiver

SKU: NSN-1701
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Arista QSFP-40G-UNIV 40 Gigabit Universal MMF QSFP+ Optical Transceiver

SKU: NSN-7115
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Arista QSFP-40G-SRBD 40GB BASE-BIDI 850nm BiDI MMF QSFP+ Transceiver

SKU: NSN-5550
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Arista QSFP-40G-LR4 BASE-LR4 40GB 1310nm Long Reach SMF LC QSFP+ Transceiver

SKU: NSN-8262
Condition: New
Shipping: Overnight Options
Warranty: 365 days