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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.
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-400-T1-FF-01-1 Samtec 1: $225.45 1In Stock New Product	Mfr. Part No. ECUE-12-400-T1-FF-01-1 Mouser Part No 200-ECUE12400T1FF011 New Product	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly	Datasheet	1In Stock	$225.45 Quote Quote	Min.: 1 Mult.: 1
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-060-T1-FF-01-1 Samtec 1: $61.53 67In Stock	Mfr. Part No. ECUE-12-060-T1-FF-01-1 Mouser Part No 200-ECUE12060T1FF011	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	67In Stock	$61.53	Min.: 1 Mult.: 1
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-100-T1-FF-02-1 Samtec 1: $77.25 48In Stock	Mfr. Part No. ECUE-12-100-T1-FF-02-1 Mouser Part No 200-ECUE12100T1FF021	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	48In Stock	$77.25	Min.: 1 Mult.: 1
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-050-T1-FF-02-1-D1 Samtec 1: $155.78 3In Stock	Mfr. Part No. ECUE-12-050-T1-FF-02-1-D1 Mouser Part No 200-ECUE12050T1021D1	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	3In Stock	$155.78 $148.96 $148.93 $148.92 View Quote	Min.: 1 Mult.: 1
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-015-T1-FF-01-1 Samtec 1: $43.85 1In Stock 50Expected 2027/02/01	Mfr. Part No. ECUE-12-015-T1-FF-01-1 Mouser Part No 200-ECUE12015T1FF011	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	1In Stock 50Expected 2027/02/01	$43.85	Min.: 1 Mult.: 1
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-08-050-T2-FF-B4-1 Samtec 1: $82.71 13In Stock	Mfr. Part No. ECUE-08-050-T2-FF-B4-1 Mouser Part No 200-ECUE08050T2FFB41	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	13In Stock	$82.71 $70.91 $70.90 $70.88 View Quote	Min.: 1 Mult.: 1
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-025-T1-FF-02-1-D1 Samtec 1: $147.04 2In Stock	Mfr. Part No. ECUE-12-025-T1-FF-02-1-D1 Mouser Part No 200-ECUE12025T1021D1	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	2In Stock	$147.04 $138.39 $138.37 $138.36 View $138.35 Quote	Min.: 1 Mult.: 1
Specialised 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 No. ECUE-12-022-T1-FF-02-1 Mouser Part No 200-ECUE12022T1FF021 New Product	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly	Datasheet	1In Stock	$50.40	Min.: 1 Mult.: 1
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-08-025-T2-FF-B4-1 Samtec 1: $73.68 3In Stock	Mfr. Part No. ECUE-08-025-T2-FF-B4-1 Mouser Part No 200-ECUE08025T2FFB41	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	3In Stock	$73.68 $66.69 $66.48 $66.27 View $65.92 Quote	Min.: 1 Mult.: 1
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-060-T1-FF-02-1 Samtec 1: $61.53 16In Stock	Mfr. Part No. ECUE-12-060-T1-FF-02-1 Mouser Part No 200-ECUE12060T1FF021	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	16In Stock	$61.53	Min.: 1 Mult.: 1
Micro TCA Connectors FIREFLY POSITIVE LATCHING REC UCC8-010-1-H-S-1-A Samtec 1: $3.69 8,123In Stock 5,950Expected 2026/12/29	Mfr. Part No. UCC8-010-1-H-S-1-A Mouser Part No 200-UCC80101HS1A	Samtec	Micro TCA Connectors FIREFLY POSITIVE LATCHING REC Learn More about Samtec firefly micro flyover sockets		8,123In Stock 5,950Expected 2026/12/29	Cut Tape $3.69 $3.47 $3.30 $3.04 Reel $2.94 View $3.01 $2.64 MouseReel Available	Min.: 1 Mult.: 1 : 850
Micro TCA Connectors 20 GBPS FIREFLY EDGE CARD ASSY UEC5-019-1-H-D-RA-1-A Samtec 1: $7.15 6,801In Stock 1,350Expected 2026/11/17	Mfr. Part No. UEC5-019-1-H-D-RA-1-A Mouser Part No 200-UEC50191HDRA1A	Samtec	Micro TCA Connectors 20 GBPS FIREFLY EDGE CARD ASSY Learn More about Samtec firefly micro flyover sockets		6,801In Stock 1,350Expected 2026/11/17	Cut Tape $7.15 $6.35 $5.85 $5.68 Reel $5.04 View $5.40 $5.11 $4.77 MouseReel Available	Min.: 1 Mult.: 1 : 675
Micro TCA Connectors FireFly Positive Latching Receptacle UCC8-010-1-STL-S-1-A Samtec 1: $4.98 738In Stock	Mfr. Part No. UCC8-010-1-STL-S-1-A Mouser Part No 200-UCC80101STLS1A	Samtec	Micro TCA Connectors FireFly Positive Latching Receptacle Learn More about Samtec firefly micro flyover sockets		738In Stock	Cut Tape $4.98 $4.68 $4.44 $3.97 Reel $3.54 View $3.83 $3.36 $3.22	Min.: 1 Mult.: 1 : 850
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-015-T1-FF-02-1 Samtec 1: $43.85 42In Stock	Mfr. Part No. ECUE-12-015-T1-FF-02-1 Mouser Part No 200-ECUE12015T1FF021	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	42In Stock	$43.85	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: $9.50 763In Stock 2,025Expected 2026/11/25	Mfr. Part No. UEC5-019-1-H-D-RA-2-A Mouser Part No 200-UEC50191HDRA2A	Samtec	Micro TCA Connectors Up To 20 Gbps FireFly Edge Card Socket Assembly Learn More about Samtec firefly micro flyover sockets		763In Stock 2,025Expected 2026/11/25	Cut Tape $9.50 $8.40 $7.75 $7.40 Reel $6.66 View $6.97 $6.87 $6.05 MouseReel Available	Min.: 1 Mult.: 1 : 675
Micro TCA Connectors 20+ GBPS FIREFLY EDGE CARD UEC5-019-2-H-D-RA-1 Samtec 1: $17.55 1,134In Stock 12,150On Order	Mfr. Part No. UEC5-019-2-H-D-RA-1 Mouser Part No 200-UEC50192HDRA1	Samtec	Micro TCA Connectors 20+ GBPS FIREFLY EDGE CARD Learn More about Samtec firefly micro flyover sockets		1,134In Stock 12,150On Order On Order Ship Dates Mfr. No: UEC5-019-2-H-D-RA-1 Stock: 1,134 Can Dispatch Immediately On Order: 5,400 Pending 6,750 Expected 2027/01/06 Factory Lead Time: 4 Weeks	Cut Tape $17.55 $13.83 $12.43 $11.68 Reel $10.20 View $11.16 $10.55 $10.09 MouseReel Available	Min.: 1 Mult.: 1 : 675
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-010-T1-FF-01-1 Samtec 1: $41.88 20In Stock 10Expected 2027/01/27	Mfr. Part No. ECUE-12-010-T1-FF-01-1 Mouser Part No 200-ECUE12010T1FF011	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	20In Stock 10Expected 2027/01/27	$41.88	Min.: 1 Mult.: 1
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-030-T1-FF-01-1 Samtec 1: $46.32 18In Stock 80On Order	Mfr. Part No. ECUE-12-030-T1-FF-01-1 Mouser Part No 200-ECUE12030T1FF011	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	18In Stock 80On Order On Order Ship Dates Mfr. No: ECUE-12-030-T1-FF-01-1 Stock: 18 Can Dispatch Immediately On Order: 36 Expected 2026/11/30 44 Expected 2026/12/14 Factory Lead Time: 10 Weeks	$46.32	Min.: 1 Mult.: 1
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-030-T1-FF-02-1 Samtec 1: $49.74 6In Stock	Mfr. Part No. ECUE-12-030-T1-FF-02-1 Mouser Part No 200-ECUE12030T1FF021	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	6In Stock	$49.74	Min.: 1 Mult.: 1
Micro TCA Connectors 20 GBPS FIREFLY EDGE CARD ASSY UEC5-019-2-HFL-D-RA-1 Samtec 1: $18.76 1,349Expected 2027/04/07	Mfr. Part No. UEC5-019-2-HFL-D-RA-1 Mouser Part No 200-UEC50192HFLDRA1	Samtec	Micro TCA Connectors 20 GBPS FIREFLY EDGE CARD ASSY Learn More about Samtec firefly micro flyover sockets		1,349Expected 2027/04/07	Cut Tape $18.76 $15.96 $14.96 $14.25 View Reel $12.47 $13.74 $13.71 $12.47 Quote	Min.: 1 Mult.: 1 : 675
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-08-030-T2-FF-02-1 Samtec 1: $73.71 3Expected 2026/11/23 New Product	Mfr. Part No. ECUE-08-030-T2-FF-02-1 Mouser Part No 200-ECUE08030T2FF021 New Product	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly	Datasheet	3Expected 2026/11/23	$73.71 $73.70 View Quote	Min.: 1 Mult.: 1
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-100-T1-FF-01-1 Samtec 1: $91.50 2Expected 2026/12/21	Mfr. Part No. ECUE-12-100-T1-FF-01-1 Mouser Part No 200-ECUE12100T1FF011	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly Learn More about Samtec ecue firefly cable assemblies	Datasheet	2Expected 2026/12/21	$91.50 $91.49 Quote Quote	Min.: 1 Mult.: 1
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-007-C1-FF-01 Samtec 1: $72.68 50Factory Stock Available New Product	Mfr. Part No. ECUE-12-007-C1-FF-01 Mouser Part No 200-ECUE1200-7C1FF01 New Product	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly		50Factory Stock Available More Info Available	$72.68 Quote Quote	Min.: 1 Mult.: 1
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-007-C1-FF-01-1 Samtec 1: $48.44 31Factory Stock Available New Product	Mfr. Part No. ECUE-12-007-C1-FF-01-1 Mouser Part No 200-UE1200-7C1FF011 New Product	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly	Datasheet	31Factory Stock Available More Info Available	$48.44	Min.: 1 Mult.: 1
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-08-007-T3-FF-01-2 Samtec 1: $70.98 Non-Stocked Lead-Time 7 Weeks New Product	Mfr. Part No. ECUE-08-007-T3-FF-01-2 Mouser Part No 200-ECUE08007T3FF012 New Product	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly	Datasheet	Non-Stocked Lead-Time 7 Weeks	$70.98	Min.: 1 Mult.: 1