Your search for "brocade oc12" revealed the following:
NEW Brocade OC12-SFP-MM 1GB 1310nm OC-12/STM-4 SR-0 MMF SFP Transceiver
SKU: NSN-9481
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 112.99
• 26 in stock
Call if you need more
NEW Brocade OC12-SFP-LR1 1GB POS OC-12 STM-4 LR-1 SFP Transceiver
SKU: NSN-5137
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 178.99
• Only 1 remaining
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Brocade OC12-SFP-LR1 1GB POS OC-12 STM-4 LR-1 SFP Transceiver
SKU: NSH-3417
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 166.99
• Only 2 remaining
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NEW Brocade OC12-SFP-IR1 1GB OC-12/STM-4 IR-1 DOM SFP Transceiver
SKU: NSN-7578
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 29.99
• Only 2 remaining
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Finisar FTLF1322P1BTR-F4 OC12 SR1/IR1 Narrow 1310nm SFP Transceiver
SKU: NSB-0901
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 37.99
• Only 2 remaining
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NEW Brocade OC48-SFP-LR1 2.5GB 1310nm OC-48 (STM-16) SMF LC SFP Transceiver
SKU: NSN-3032
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 82.99
• 16 in stock
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Alcatel-Lucent Nokia OC12‑SFP‑IR1 702086273 1GB STM-4 / OC-12 SFP Transceiver
SKU: NSB-1260
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 17.59
• 43 in stock
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Cisco SFP-OC12-MM OC-12/STM-4 MMF Optical SFP Transceiver
SKU: NSH-4177
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 39.99
• Only 2 remaining
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Juniper MIC-3D-4CHOC3-2CHOC12 MX Series 4x Channelized OC3/2 Router Module
SKU: NSH-5657
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days