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FireFly™ Low-Profile Micro Flyover® Assemblies

Samtec ECUE FireFly™ Low-Profile Micro Flyover® Assemblies are a copper solution based on Samtec’s 100Ω 34AWG and 36AWG Twinax ribbon cable. These assemblies are interchangeable with a FireFly optical assembly using the same connector system. Samtec ECUE FireFly Low-Profile Micro Flyover Assemblies feature 28Gbps performance, a 3.18mm (0.125") bend radius, and a wide variety of End 2 options. The Eye Speed® cables are offered in 36AWG Twinax, 34AWG Twinax, and 34AWG ultra-low skew Twinax in lengths ranging from 150mm to 1000mm. These ECUE components are designed for onboard or on-package placement.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-100-T1-FF-02-1 Samtec 1: $74.32 A tariff of 24% may be applied if shipping to the United States. 48In Stock	Mfr. Part # ECUE-12-100-T1-FF-02-1 Mouser Part # 200-ECUE12100T1FF021	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	48In Stock	$74.32 $71.92 $71.91 View Quote A tariff of 24% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-015-T1-FF-01-1 Samtec 1: $42.73 96In Stock	Mfr. Part # ECUE-12-015-T1-FF-01-1 Mouser Part # 200-ECUE12015T1FF011	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	96In Stock	$42.73 $42.32 $42.14 $42.05 View $40.82 $40.81 Quote	Min.: 1 Mult.: 1
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-050-T1-FF-02-1-D1 Samtec 1: $155.76 A tariff of 7% may be applied if shipping to the United States. 10In Stock	Mfr. Part # ECUE-12-050-T1-FF-02-1-D1 Mouser Part # 200-ECUE12050T1021D1	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	10In Stock	$155.76 $148.93 $148.90 $148.88 View Quote A tariff of 7% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-060-T1-FF-01-1 Samtec 1: $59.47 A tariff of 24% may be applied if shipping to the United States. 73In Stock	Mfr. Part # ECUE-12-060-T1-FF-01-1 Mouser Part # 200-ECUE12060T1FF011	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	73In Stock	$59.47 $58.92 $58.74 $58.60 View $57.28 Quote A tariff of 24% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-060-T1-FF-02-1 Samtec 1: $57.29 A tariff of 24% may be applied if shipping to the United States. 16In Stock	Mfr. Part # ECUE-12-060-T1-FF-02-1 Mouser Part # 200-ECUE12060T1FF021	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	16In Stock	$57.29 $57.28 $57.27 View Quote A tariff of 24% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-400-T1-FF-01-1 Samtec 1: $225.41 1In Stock New Product	Mfr. Part # ECUE-12-400-T1-FF-01-1 Mouser Part # 200-ECUE12400T1FF011 New Product	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly	Datasheet	1In Stock	$225.41 Quote Quote	Min.: 1 Mult.: 1
Micro TCA Connectors FIREFLY POSITIVE LATCHING REC UCC8-010-1-H-S-1-A Samtec 1: $3.69 A tariff of 11% may be applied if shipping to the United States. 11,137In Stock	Mfr. Part # UCC8-010-1-H-S-1-A Mouser Part # 200-UCC80101HS1A	Samtec	Micro TCA Connectors FIREFLY POSITIVE LATCHING REC Learn More about Samtec firefly micro flyover sockets		11,137In Stock	Cut Tape $3.69 $3.46 $3.30 $3.04 Reel $2.94 View $3.02 $2.64 MouseReel Available A tariff of 11% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 850
Micro TCA Connectors 20 GBPS FIREFLY EDGE CARD ASSY UEC5-019-1-H-D-RA-1-A Samtec 1: $7.09 A tariff of 7% may be applied if shipping to the United States. 4,095In Stock	Mfr. Part # UEC5-019-1-H-D-RA-1-A Mouser Part # 200-UEC50191HDRA1A	Samtec	Micro TCA Connectors 20 GBPS FIREFLY EDGE CARD ASSY Learn More about Samtec firefly micro flyover sockets		4,095In Stock	Cut Tape $7.09 $6.35 $5.62 $5.43 Reel $5.04 View $5.23 $5.04 $4.77 MouseReel Available A tariff of 7% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 675
Micro TCA Connectors FireFly Positive Latching Receptacle UCC8-010-1-STL-S-1-A Samtec 1: $4.98 A tariff of 11% may be applied if shipping to the United States. 747In Stock	Mfr. Part # UCC8-010-1-STL-S-1-A Mouser Part # 200-UCC80101STLS1A	Samtec	Micro TCA Connectors FireFly Positive Latching Receptacle Learn More about Samtec firefly micro flyover sockets		747In Stock	Cut Tape $4.98 $4.67 $4.44 $3.97 Reel $3.54 View $3.82 $3.36 $2.52 Quote A tariff of 11% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 850
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-015-T1-FF-02-1 Samtec 1: $41.13 42In Stock	Mfr. Part # ECUE-12-015-T1-FF-02-1 Mouser Part # 200-ECUE12015T1FF021	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	42In Stock	$41.13 $40.82 $40.40 $39.85 View $39.84 Quote	Min.: 1 Mult.: 1
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-030-T1-FF-01-1 Samtec 1: $54.65 A tariff of 24% may be applied if shipping to the United States. 82In Stock	Mfr. Part # ECUE-12-030-T1-FF-01-1 Mouser Part # 200-ECUE12030T1FF011	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	82In Stock	$54.65 $53.58 $52.93 $52.29 View $51.17 Quote A tariff of 24% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Micro TCA Connectors Up To 20 Gbps FireFly Edge Card Socket Assembly UEC5-019-1-H-D-RA-2-A Samtec 1: $8.99 A tariff of 7% may be applied if shipping to the United States. 88In Stock 675Expected 9/29/2026	Mfr. Part # UEC5-019-1-H-D-RA-2-A Mouser Part # 200-UEC50191HDRA2A	Samtec	Micro TCA Connectors Up To 20 Gbps FireFly Edge Card Socket Assembly Learn More about Samtec firefly micro flyover sockets		88In Stock 675Expected 9/29/2026	Cut Tape $8.99 $8.23 $7.47 $7.17 Reel $6.66 View $6.69 $6.66 $5.74 $4.91 MouseReel Available A tariff of 7% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 675
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-010-T1-FF-01-1 Samtec 1: $40.26 20In Stock 10Expected 1/27/2027	Mfr. Part # ECUE-12-010-T1-FF-01-1 Mouser Part # 200-ECUE12010T1FF011	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	20In Stock 10Expected 1/27/2027	$40.26 $40.25	Min.: 1 Mult.: 1
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-022-T1-FF-02-1 Samtec 1: $50.40 1In Stock New Product	Mfr. Part # ECUE-12-022-T1-FF-02-1 Mouser Part # 200-ECUE12022T1FF021 New Product	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly	Datasheet	1In Stock	$50.40	Min.: 1 Mult.: 1
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-025-T1-FF-02-1-D1 Samtec 1: $147.01 A tariff of 24% may be applied if shipping to the United States. 2In Stock	Mfr. Part # ECUE-12-025-T1-FF-02-1-D1 Mouser Part # 200-ECUE12025T1021D1	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	2In Stock	$147.01 $138.36 $138.35 $138.34 View Quote A tariff of 24% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-08-025-T2-FF-B4-1 Samtec 1: $73.66 3In Stock	Mfr. Part # ECUE-08-025-T2-FF-B4-1 Mouser Part # 200-ECUE08025T2FFB41	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	3In Stock	$73.66 $66.68 $66.47 $66.26 View $65.91 Quote	Min.: 1 Mult.: 1
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-08-050-T2-FF-B4-1 Samtec 1: $82.70 16In Stock	Mfr. Part # ECUE-08-050-T2-FF-B4-1 Mouser Part # 200-ECUE08050T2FFB41	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	16In Stock	$82.70 $70.89 $70.88 $70.87 View Quote	Min.: 1 Mult.: 1
Micro TCA Connectors 20+ GBPS FIREFLY EDGE CARD UEC5-019-2-H-D-RA-1 Samtec 1: $15.50 A tariff of 11% may be applied if shipping to the United States. 15,311On Order	Mfr. Part # UEC5-019-2-H-D-RA-1 Mouser Part # 200-UEC50192HDRA1	Samtec	Micro TCA Connectors 20+ GBPS FIREFLY EDGE CARD Learn More about Samtec firefly micro flyover sockets		15,311On Order On Order Ship Dates Mfr. #: UEC5-019-2-H-D-RA-1 Stock: 0 On Order: 3,161 Expected 10/20/2026 5,400 Expected 11/2/2026 6,750 Expected 12/8/2026 Factory Lead-Time: 2 Weeks	Cut Tape $15.50 $13.18 $12.35 $11.76 View Reel $9.94 $11.24 $10.53 $9.94 MouseReel Available A tariff of 11% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 675
Micro TCA Connectors 20 GBPS FIREFLY EDGE CARD ASSY UEC5-019-2-HFL-D-RA-1 Samtec 1: $18.76 A tariff of 8% may be applied if shipping to the United States. 1,349Expected 4/7/2027	Mfr. Part # UEC5-019-2-HFL-D-RA-1 Mouser Part # 200-UEC50192HFLDRA1	Samtec	Micro TCA Connectors 20 GBPS FIREFLY EDGE CARD ASSY Learn More about Samtec firefly micro flyover sockets		1,349Expected 4/7/2027	Cut Tape $18.76 $15.95 $14.95 $14.24 View Reel $12.47 $13.73 $13.71 $12.47 Quote A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 675
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-030-T1-FF-02-1 Samtec 1: $46.65 6Expected 11/6/2026	Mfr. Part # ECUE-12-030-T1-FF-02-1 Mouser Part # 200-ECUE12030T1FF021	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	6Expected 11/6/2026	$46.65 $46.31	Min.: 1 Mult.: 1
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-100-T1-FF-01-1 Samtec 1: $91.49 2Expected 12/21/2026	Mfr. Part # ECUE-12-100-T1-FF-01-1 Mouser Part # 200-ECUE12100T1FF011	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	2Expected 12/21/2026	$91.49 $91.48 Quote Quote	Min.: 1 Mult.: 1
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-007-C1-FF-01 Samtec 1: $72.66 A tariff of 24% may be applied if shipping to the United States. 50Factory Stock Available New Product	Mfr. Part # ECUE-12-007-C1-FF-01 Mouser Part # 200-ECUE1200-7C1FF01 New Product	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly		50Factory Stock Available More Info Available	$72.66 Quote Quote A tariff of 24% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-007-C1-FF-01-1 Samtec 1: $48.43 A tariff of 7% may be applied if shipping to the United States. 44Factory Stock Available New Product	Mfr. Part # ECUE-12-007-C1-FF-01-1 Mouser Part # 200-UE1200-7C1FF011 New Product	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly	Datasheet	44Factory Stock Available More Info Available	$48.43 A tariff of 7% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-08-007-T3-FF-01-2 Samtec 1: $70.97 A tariff of 24% may be applied if shipping to the United States. Non-Stocked Lead-Time 8 Weeks New Product	Mfr. Part # ECUE-08-007-T3-FF-01-2 Mouser Part # 200-ECUE08007T3FF012 New Product	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly	Datasheet	Non-Stocked Lead-Time 8 Weeks	$70.97 A tariff of 24% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-08-007-T3-FF-B4-2 Samtec 1: $75.17 A tariff of 24% may be applied if shipping to the United States. Non-Stocked Lead-Time 7 Weeks New Product	Mfr. Part # ECUE-08-007-T3-FF-B4-2 Mouser Part # 200-ECUE08007T3FFB42 New Product	Samtec	Specialized Cables FireFly Low Profile Micro Flyover System Cable Assembly	Datasheet	Non-Stocked Lead-Time 7 Weeks	$75.17 Quote Quote A tariff of 24% may be applied if shipping to the United States.	Min.: 1 Mult.: 1