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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-12-100-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-12-015-T1-FF-01-1 Samtec 1: $43.85 96In Stock	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	96In Stock	$43.85	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 10In 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	10In Stock	$155.78 $148.96 $148.92 $148.91 View 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 73In 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	73In Stock	$61.53	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
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
Micro TCA Connectors FIREFLY POSITIVE LATCHING REC UCC8-010-1-H-S-1-A Samtec 1: $3.69 11,137In Stock	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		11,137In Stock	Cut Tape $3.69 $3.47 $3.30 $3.04 Reel $2.94 View $3.02 $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: $7.09 4,095In Stock	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		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	Min.: 1 Mult.: 1 : 675
Micro TCA Connectors FireFly Positive Latching Receptacle UCC8-010-1-STL-S-1-A Samtec 1: $4.98 747In 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		747In 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
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-12-030-T1-FF-01-1 Samtec 1: $54.66 82In Stock	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	82In Stock	$54.66 $53.59 $52.94 $52.30 View $51.18 $51.17	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 88In Stock 675Expected 2026/09/29	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		88In Stock 675Expected 2026/09/29	Cut Tape $8.99 $8.23 $7.47 $7.18 Reel $6.66 View $6.69 $6.66 $6.05 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-12-022-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-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-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-08-050-T2-FF-B4-1 Samtec 1: $82.71 16In 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	16In Stock	$82.71 $70.91 $70.90 $70.88 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 15,311On 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		15,311On Order On Order Ship Dates Mfr. No: UEC5-019-2-H-D-RA-1 Stock: 0 On Order: 3,161 Expected 2026/10/20 5,400 Expected 2026/11/02 6,750 Expected 2026/12/08 Factory Lead Time: 2 Weeks	Cut Tape $15.50 $13.18 $12.35 $11.76 Reel $10.12 View $11.25 $10.54 $10.01 MouseReel Available	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 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-12-030-T1-FF-02-1 Samtec 1: $49.74 6Expected 2026/11/06	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	6Expected 2026/11/06	$49.74	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 44Factory 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	44Factory 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 8 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 8 Weeks	$70.98	Min.: 1 Mult.: 1
Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly ECUE-08-007-T3-FF-B4-2 Samtec 1: $75.19 Non-Stocked Lead-Time 7 Weeks New Product	Mfr. Part No. ECUE-08-007-T3-FF-B4-2 Mouser Part No 200-ECUE08007T3FFB42 New Product	Samtec	Specialised Cables FireFly Low Profile Micro Flyover System Cable Assembly	Datasheet	Non-Stocked Lead-Time 7 Weeks	$75.19 Quote Quote	Min.: 1 Mult.: 1