Board to Board & Mezzanine Connectors

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BergStak® 0.80mm BMI Connector System

Amphenol FCI BergStak^® 0.80mm BMI Connector System is designed for high-speed, high-density, and self-aligning applications. This connector system offers a flexible board-to-board connector solution and supports data rates up to 12Gb/s. The BergStak 0.80mm BMI connector system features a vertical-to-vertical mating configuration suitable for parallel board stacking. This connector system is compatible with PCIe^® Gen 2/3 and SAS 3.0 high-speed performance on selected stack heights. The BergStak 0.80mm BMI connector system is available in UL 94V-0 material with a high flammability rating. This connector system is RoHS-compliant and lead-free, meeting environmental, health, and safety requirements. Typical applications include communications and networking equipment, electronic security, medical diagnostics, server management modules, storage systems, network switches, and power distribution modules.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Number of Positions	Pitch	Number of Rows	Termination Style	Mounting Angle	Stack Height	Current Rating	Voltage Rating	Minimum Operating Temperature	Maximum Operating Temperature	Contact Plating	Contact Material	Housing Material	Series	Packaging
Board to Board & Mezzanine Connectors 100P DR BTB VT RECPT 61082-101400LF Amphenol FCI 1: €4.37 728In Stock	Mfr. Part No. 61082-101400LF Mouser Part No 649-61082-101400LF	Amphenol FCI	Board to Board & Mezzanine Connectors 100P DR BTB VT RECPT Learn More about Amphenol FCI bergstak connectors	Datasheet	728In Stock	€4.37 €3.72 €3.44 €3.32 View €3.16 €3.08	Min.: 1 Mult.: 1	Receptacles	100 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	3.7 mm	800 mA	100 VAC	- 40 C	+ 125 C	Gold	Copper	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Tube
Board to Board & Mezzanine Connectors 100P DR BTB VT RECPT 61082-103400LF Amphenol FCI 1: €7.16 1,589In Stock	Mfr. Part No. 61082-103400LF Mouser Part No 649-61082-103400LF	Amphenol FCI	Board to Board & Mezzanine Connectors 100P DR BTB VT RECPT Learn More about Amphenol FCI bergstak connectors	Datasheet	1,589In Stock	€7.16 €6.08 €5.62 €5.43 View €5.17 €4.85 €4.62	Min.: 1 Mult.: 1	Receptacles	100 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	11.7 mm	800 mA	100 VAC	- 40 C	+ 125 C	Gold	Copper	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Tube
Board to Board & Mezzanine Connectors 120P RECPT W/POLARIZATION 61082-121402LF Amphenol FCI 1: €7.78 1,065In Stock	Mfr. Part No. 61082-121402LF Mouser Part No 649-61082-121402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 120P RECPT W/POLARIZATION Learn More about Amphenol FCI bergstak connectors	Datasheet	1,065In Stock	Cut Tape €7.78 €6.62 €6.21 €5.91 View Reel €5.07 €5.62 €5.42 €5.07 €5.07	Min.: 1 Mult.: 1 : 800	Receptacles	120 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	3.7 mm	800 mA	100 VAC	- 40 C	+ 125 C	Gold	Copper	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape
Board to Board & Mezzanine Connectors 140P RECPT W/POLARIZATION 61082-143402LF Amphenol FCI 1: €6.07 600In Stock	Mfr. Part No. 61082-143402LF Mouser Part No 649-61082-143402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 140P RECPT W/POLARIZATION Learn More about Amphenol FCI bergstak connectors	Datasheet	600In Stock	Cut Tape €6.07 €5.17 €4.84 €4.61 Reel €4.61 View €4.36 €3.94	Min.: 1 Mult.: 1 : 300	Receptacles	140 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	11.7 mm	800 mA	100 V	- 40 C	+ 125 C	Gold	Copper	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape
Board to Board & Mezzanine Connectors 160P RECPT W/POLARIZATION 61082-161402LF Amphenol FCI 1: €9.63 473In Stock	Mfr. Part No. 61082-161402LF Mouser Part No 649-61082-161402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 160P RECPT W/POLARIZATION Learn More about Amphenol FCI bergstak connectors	Datasheet	473In Stock	Cut Tape €9.63 €8.19 €7.68 €7.31 €6.97 Reel €6.39	Min.: 1 Mult.: 1 : 700	Receptacles	160 Position	0.8 mm (0.031 in)					800 mA	100 V	- 40 C	+ 125 C	Gold	Nickel Copper	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape
Board to Board & Mezzanine Connectors 200P RECPT W/POLARIZATION 61082-202402LF Amphenol FCI 1: €7.53 363In Stock	Mfr. Part No. 61082-202402LF Mouser Part No 649-61082-202402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 200P RECPT W/POLARIZATION Learn More about Amphenol FCI bergstak connectors	Datasheet	363In Stock	Cut Tape €7.53 €7.15 €6.73 €6.55 View Reel €5.59 €6.39 €5.69 €5.59	Min.: 1 Mult.: 1 : 400	Receptacles	200 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	7.7 mm	800 mA	100 V	- 40 C	+ 125 C	Gold	Copper	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape
Board to Board & Mezzanine Connectors 40P PLUG W/POLARIZATION 61083-041402LF Amphenol FCI 1: €4.64 939In Stock	Mfr. Part No. 61083-041402LF Mouser Part No 649-61083-041402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 40P PLUG W/POLARIZATION Learn More about Amphenol FCI bergstak connectors	Datasheet	939In Stock	Cut Tape €4.64 €3.95 €3.70 €3.52 View Reel €2.87 €3.35 €3.15 €2.87 €2.87 MouseReel Available	Min.: 1 Mult.: 1 : 900	Headers	40 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical		800 mA	100 VAC	- 40 C	+ 125 C	Gold	Brass	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape, MouseReel
Board to Board & Mezzanine Connectors 60P PLUG W/POLARIZATION 61083-064402LF Amphenol FCI 1: €6.00 902In Stock	Mfr. Part No. 61083-064402LF Mouser Part No 649-61083-064402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 60P PLUG W/POLARIZATION Learn More about Amphenol FCI bergstak connectors	Datasheet	902In Stock	Cut Tape €6.00 €5.30 €4.97 €4.73 View Reel €3.96 €4.51 €4.25 €3.96 MouseReel Available	Min.: 1 Mult.: 1 : 600	Headers	60 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	7.7 mm	800 mA	100 VAC	- 40 C	+ 125 C	Gold	Brass	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape, MouseReel
Board to Board & Mezzanine Connectors 80P PLUG 61083-081402LF Amphenol FCI 1: €5.99 892In Stock	Mfr. Part No. 61083-081402LF Mouser Part No 649-61083-081402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 80P PLUG Learn More about Amphenol FCI bergstak connectors	Datasheet	892In Stock	Cut Tape €5.99 €5.10 €4.78 €4.55 View Reel €3.81 €4.33 €4.08 €3.81 €3.81 MouseReel Available	Min.: 1 Mult.: 1 : 900	Plugs	80 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	4.7 mm	800 mA	100 V	- 40 C	+ 125 C	Gold	Brass	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape, MouseReel
Board to Board & Mezzanine Connectors 80P PLUG W/POLARIZATION 61083-082402LF Amphenol FCI 1: €5.34 452In Stock	Mfr. Part No. 61083-082402LF Mouser Part No 649-61083-082402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 80P PLUG W/POLARIZATION Learn More about Amphenol FCI bergstak connectors	Datasheet	452In Stock	Cut Tape €5.34 €4.87 €4.66 €4.55 View Reel €3.86 €4.39 €4.14 €3.86 €3.86	Min.: 1 Mult.: 1 : 800	Headers	80 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical		800 mA	100 VAC	- 40 C	+ 125 C	Gold	Brass	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape
Board to Board & Mezzanine Connectors 0.8MM B TO B PLUG 61083-084409LF Amphenol FCI 1: €5.84 1,211In Stock	Mfr. Part No. 61083-084409LF Mouser Part No 649-61083-084409LF	Amphenol FCI	Board to Board & Mezzanine Connectors 0.8MM B TO B PLUG Learn More about Amphenol FCI bergstak connectors	Datasheet	1,211In Stock	€5.84 €5.68 €5.36 €5.23 View €4.97 €4.45 €4.19 €3.70	Min.: 1 Mult.: 1	Headers	80 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	8 mm, 12 mm, 16 mm	800 mA	100 VAC	- 40 C	+ 125 C	Gold	Brass	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Tube
Board to Board & Mezzanine Connectors BERGSTAK 2X50 HDR 61083-101400LF Amphenol FCI 1: €5.40 1,962In Stock 4,500On Order	Mfr. Part No. 61083-101400LF Mouser Part No 649-61083-101400LF	Amphenol FCI	Board to Board & Mezzanine Connectors BERGSTAK 2X50 HDR Learn More about Amphenol FCI bergstak connectors	Datasheet	1,962In Stock 4,500On Order On Order Ship Dates Mfr. No: 61083-101400LF Stock: 1,962 Can Dispatch Immediately On Order: 2,500 Expected 26/10/2026 2,000 Expected 02/11/2026 Factory Lead Time: 9 Weeks	€5.40 €4.99 €4.70 €4.58 View €4.39 €4.10 €3.90 €3.63	Min.: 1 Mult.: 1	Plugs	100 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	4.7 mm	800 mA	100 V	- 40 C	+ 125 C	Gold	Brass	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Tube
Board to Board & Mezzanine Connectors 100P PLUG W/POLARIZATION 61083-101402LF Amphenol FCI 1: €6.43 1,810In Stock	Mfr. Part No. 61083-101402LF Mouser Part No 649-61083-101402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 100P PLUG W/POLARIZATION Learn More about Amphenol FCI bergstak connectors	Datasheet	1,810In Stock	Cut Tape €6.43 €5.47 €5.13 €4.88 View Reel €4.11 €4.65 €4.40 €4.11	Min.: 1 Mult.: 1 : 650	Plugs	100 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	4.7 mm	800 mA	100 V	- 40 C	+ 125 C	Gold	Brass	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape
Board to Board & Mezzanine Connectors 120P PLUG W/POLARIZATION 61083-121402LF Amphenol FCI 1: €7.10 911In Stock	Mfr. Part No. 61083-121402LF Mouser Part No 649-61083-121402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 120P PLUG W/POLARIZATION Learn More about Amphenol FCI bergstak connectors	Datasheet	911In Stock	Cut Tape €7.10 €6.28 €5.88 €5.60 View Reel €4.77 €5.33 €5.12 €4.77	Min.: 1 Mult.: 1 : 650	Plugs	120 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	4.7 mm	800 mA	100 V	- 40 C	+ 125 C	Gold	Brass	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape
Board to Board & Mezzanine Connectors 120P PLUG W/POLARIZATION 61083-122402LF Amphenol FCI 1: €5.30 440In Stock	Mfr. Part No. 61083-122402LF Mouser Part No 649-61083-122402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 120P PLUG W/POLARIZATION Learn More about Amphenol FCI bergstak connectors	Datasheet	440In Stock	Cut Tape €5.30 €4.51 €4.22 €4.02 Reel €3.40 View €3.83 €3.59 €3.39	Min.: 1 Mult.: 1 : 550	Headers	120 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical		800 mA	100 VAC	- 40 C	+ 125 C	Gold	Brass	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape
Board to Board & Mezzanine Connectors 120P PLUG W/POLARIZATION 61083-123402LF Amphenol FCI 1: €8.33 479In Stock	Mfr. Part No. 61083-123402LF Mouser Part No 649-61083-123402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 120P PLUG W/POLARIZATION Learn More about Amphenol FCI bergstak connectors	Datasheet	479In Stock	Cut Tape €8.33 €7.54 €7.12 €5.68 View Reel €4.85 €5.41 €4.87 €4.85	Min.: 1 Mult.: 1 : 450	Plugs	120 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	6.7 mm	800 mA	100 V	- 40 C	+ 125 C	Gold	Brass	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape
Board to Board & Mezzanine Connectors 0.8MM B TO B PLUG 61083-124409LF Amphenol FCI 1: €6.07 439In Stock	Mfr. Part No. 61083-124409LF Mouser Part No 649-61083-124409LF	Amphenol FCI	Board to Board & Mezzanine Connectors 0.8MM B TO B PLUG Learn More about Amphenol FCI bergstak connectors	Datasheet	439In Stock	€6.07 €4.95 €4.82 €4.64 €4.42	Min.: 1 Mult.: 1	Plugs	120 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	7.7 mm	800 mA	100 V	- 40 C	+ 125 C	Gold	Brass	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Tube
Board to Board & Mezzanine Connectors 140P PLUG W/POLARIZATION 61083-141402LF Amphenol FCI 1: €8.02 822In Stock	Mfr. Part No. 61083-141402LF Mouser Part No 649-61083-141402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 140P PLUG W/POLARIZATION Learn More about Amphenol FCI bergstak connectors	Datasheet	822In Stock	Cut Tape €8.02 €6.81 €6.39 €6.08 Reel €5.44 View €5.79 €5.60 €5.22	Min.: 1 Mult.: 1 : 650	Headers	140 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical		800 mA	100 VAC	- 40 C	+ 125 C	Gold	Brass	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape
Board to Board & Mezzanine Connectors 160P PLUG W/POLARIZATION 61083-164402LF Amphenol FCI 1: €9.12 297In Stock	Mfr. Part No. 61083-164402LF Mouser Part No 649-61083-164402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 160P PLUG W/POLARIZATION Learn More about Amphenol FCI bergstak connectors	Datasheet	297In Stock	Cut Tape €9.12 €7.75 €7.26 €6.91 View Reel €6.01 €6.59 €6.01 €6.01	Min.: 1 Mult.: 1 : 400	Headers	160 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical		800 mA	100 VAC	- 40 C	+ 125 C	Gold	Brass	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape
Board to Board & Mezzanine Connectors Bergstak Vertical Header 20Pos, 4.7mm Height 61083-021406LF Amphenol FCI 1: €1.47 1,778In Stock	Mfr. Part No. 61083-021406LF Mouser Part No 649-61083021406LF	Amphenol FCI	Board to Board & Mezzanine Connectors Bergstak Vertical Header 20Pos, 4.7mm Height Learn More about Amphenol FCI bergstak connectors	Datasheet	1,778In Stock	Cut Tape €1.47 €1.25 €1.12 €1.07 Reel €0.886 View €0.998 €0.912 €0.815	Min.: 1 Mult.: 1 : 900	Headers	20 Position	0.8 mm (0.031 in)					800 mA	100 V	- 40 C	+ 125 C	Gold	Brass	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape
Board to Board & Mezzanine Connectors 3.70MM RECEPT 40P 8 Au WITH PEG 61082-041400LF Amphenol FCI 1: €4.34 341In Stock	Mfr. Part No. 61082-041400LF Mouser Part No 649-61082-041400LF	Amphenol FCI	Board to Board & Mezzanine Connectors 3.70MM RECEPT 40P 8 Au WITH PEG Learn More about Amphenol FCI bergstak connectors	Datasheet	341In Stock	€4.34 €3.50 €3.33 €3.23 View €3.12 €2.80 €2.67	Min.: 1 Mult.: 1	Receptacles	40 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	3.7 mm	800 mA	100 VAC	- 40 C	+ 125 C	Gold	Copper	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Tube
Board to Board & Mezzanine Connectors 40P RECPT W/POLARIZATION 61082-041402LF Amphenol FCI 1: €4.85 197In Stock 800Expected 23/11/2026	Mfr. Part No. 61082-041402LF Mouser Part No 649-61082-041402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 40P RECPT W/POLARIZATION Learn More about Amphenol FCI bergstak connectors	Datasheet	197In Stock 800Expected 23/11/2026	Cut Tape €4.85 €4.13 €3.87 €3.68 View Reel €3.02 €3.29 €3.03 €3.02 MouseReel Available	Min.: 1 Mult.: 1 : 800	Receptacles	40 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	3.7 mm	800 mA	100 V	- 40 C	+ 125 C	Gold	Copper	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape, MouseReel
Board to Board & Mezzanine Connectors 0.8MM B TO B REC 61082-041409LF Amphenol FCI 1: €2.07 302In Stock	Mfr. Part No. 61082-041409LF Mouser Part No 649-61082-041409LF	Amphenol FCI	Board to Board & Mezzanine Connectors 0.8MM B TO B REC Learn More about Amphenol FCI bergstak connectors	Datasheet	302In Stock	€2.07 €1.94 €1.81 €1.74 View €1.57 €1.32 €1.23 €1.19	Min.: 1 Mult.: 1	Receptacles	40 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	3.7 mm	800 mA	100 V	- 40 C	+ 125 C	Gold	Copper	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Tube
Board to Board & Mezzanine Connectors 11.70MM RECEPT 40P 8 Au WITH PEG 61082-043400LF Amphenol FCI 1: €4.37 63In Stock	Mfr. Part No. 61082-043400LF Mouser Part No 649-61082-043400LF	Amphenol FCI	Board to Board & Mezzanine Connectors 11.70MM RECEPT 40P 8 Au WITH PEG Learn More about Amphenol FCI bergstak connectors	Datasheet	63In Stock	€4.37 €3.65 €3.47 €3.37 View €3.25 €3.06 €2.92 €2.80	Min.: 1 Mult.: 1	Receptacles	40 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	11.7 mm	800 mA	100 V	- 40 C	+ 125 C	Gold	Copper	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Tube
Board to Board & Mezzanine Connectors 40P RECPT W/POLARIZATION 61082-043402LF Amphenol FCI 1: €5.03 209In Stock	Mfr. Part No. 61082-043402LF Mouser Part No 649-61082-043402LF	Amphenol FCI	Board to Board & Mezzanine Connectors 40P RECPT W/POLARIZATION Learn More about Amphenol FCI bergstak connectors	Datasheet	209In Stock	Cut Tape €5.03 €4.28 €4.02 €3.82 Reel €3.37 View €3.64 €3.15 MouseReel Available	Min.: 1 Mult.: 1 : 300	Receptacles	40 Position	0.8 mm (0.031 in)	2 Row	Solder	Vertical	11.7 mm	800 mA	100 V	- 40 C	+ 125 C	Gold	Copper	Liquid Crystal Polymer (LCP)	BergStak 0.80mm	Reel, Cut Tape, MouseReel

BergStak® 0.80mm BMI Connector System

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