Board-to-Board Connectors

Molex Board-to-Board Connectors are available in a variety of configurations, offering an expansive array of pitches and stacking heights. The printed circuit board (PCB) is a foundational staple in the electronics industry, and with continuing trends toward miniaturization, designers need a more diverse range of solutions for creating dependable PCB connections. To fit a range of applications, Molex Board-to-Board Connectors include mezzanine, backplane, coplanar, and more. These connectors are ideal for microminiature and high-power applications.

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Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model 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
Molex Board to Board & Mezzanine Connectors .635 HEADER SURFACE MNT 40 CKT
Datasheet
1.150In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

Headers 40 Position 0.64 mm (0.025 in) 2 Row Solder Vertical 7 mm, 13 mm 500 mA 100 V - 55 C + 105 C Gold Copper Thermoplastic (TP) 53625 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors .635 HEADER SURFACE MNT 50 CKT
Datasheet
1.275In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

Headers 50 Position 0.64 mm (0.025 in) 2 Row Solder Vertical 7 mm, 13 mm 500 mA 100 V - 55 C + 105 C Gold Copper Thermoplastic (TP) 53625 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors .635 HEADER SURFACE MNT 80 CKT
Datasheet
372In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

Headers 80 Position 0.64 mm (0.025 in) 2 Row Solder Vertical 7 mm, 13 mm 500 mA 100 V - 55 C + 105 C Gold Copper Thermoplastic (TP) 53625 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors SlimStack Board-to-Board Connector 60Circuits, 2Row, 0.635mm Pitch
Datasheet
1.693In Stock
2.100Expected 10/12/2026
MouseReel Available
Min.: 1
Mult.: 1
: 700

Headers 60 Position 0.64 mm (0.025 in) 2 Row Solder Vertical 10 mm, 16 mm 500 mA 100 V - 55 C + 105 C Gold Copper Polyphenylene Sulfide (PPS) 53627 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.635 BtB Hsg Cover Assy EmbsTp Pkg80Ckt
Datasheet
2.548In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 840

Headers 80 Position 0.64 mm (0.025 in) 2 Row Solder Vertical 8 mm, 14 mm 500 mA 100 V - 55 C + 105 C Gold Copper Polyphenylene Sulfide (PPS) 53647 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 20 Ckt Vert. Plug 0.5mm SMT Dual-Row
Datasheet
9.342In Stock
24.000Expected 10/13/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

Headers 20 Position 0.5 mm (0.02 in) 2 Row Solder Vertical 3 mm 500 mA 50 V - 40 C + 105 C Gold Brass Liquid Crystal Polymer (LCP) 53748 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 20 Ckt Vert. Plug w/out solder tab
Datasheet
6.484In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

Headers 20 Position 0.5 mm (0.02 in) 2 Row Solder Vertical 2.5 mm 500 mA 50 V - 40 C + 105 C Gold Brass Liquid Crystal Polymer (LCP) 53885 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.5mm BTB SMT REC 20P 2.5MM HEIGHT
Datasheet
2.909In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

Receptacles 20 Position 0.5 mm (0.02 in) 2 Row Solder Vertical 2.5 mm 500 mA 50 V - 40 C + 105 C Gold Copper Liquid Crystal Polymer (LCP) 54102 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.5mm BTB SMT REC 30P 2.5MM HEIGHT
Datasheet
18.003In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

Receptacles 30 Position 0.5 mm (0.02 in) 2 Row Solder Vertical 2.5 mm 500 mA 50 V - 40 C + 105 C Gold Copper Liquid Crystal Polymer (LCP) 54102 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.5mm BTB SMT REC 20P 2-3 MM HEIGHT
Datasheet
3.689In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

Receptacles 20 Position 0.5 mm (0.02 in) 2 Row Solder Vertical 2 mm 500 mA 50 V - 40 C + 105 C Gold Copper Thermoplastic (TP) 54363 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.5mm BTB SMT REC 60P 2-3 MM HEIGHT
Datasheet
5.597In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

Receptacles 60 Position 0.5 mm (0.02 in) 2 Row Solder Vertical 2 mm 500 mA 50 V - 40 C + 105 C Gold Copper Thermoplastic (TP) 54363 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors .4MM 120P V RECPT 3.5MM STACK HGHT
Datasheet
Product Comments
732In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.500

Receptacles 120 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 3.5 mm 300 mA 30 V - 25 C + 105 C Gold Thermoplastic (TP) 54684 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.5 BtB Rec Hsg Assy ssy 16Ckt EmbsTp Pk
Datasheet
9.788In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

Receptacles 16 Position 0.5 mm (0.02 in) 2 Row Solder Vertical 1.5 mm 500 mA 50 V - 40 C + 105 C Gold Copper Thermoplastic (TP) 54722 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors .635 HEADER SURFACE MNT 30 CKT
Datasheet
1.228In Stock
4.000Expected 8/27/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

Headers 30 Position 0.64 mm (0.025 in) 2 Row Solder Vertical 6 mm, 12 mm 500 mA 100 V - 55 C + 105 C Gold Copper Liquid Crystal Polymer (LCP) 55091 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors .635 HEADER SURFACE MNT 40 CKT
Datasheet
3.610In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

Headers 40 Position 0.64 mm (0.025 in) 2 Row Solder Vertical 6 mm, 12 mm 500 mA 100 V - 55 C + 105 C Gold Copper Liquid Crystal Polymer (LCP) 55091 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors .635 HEADER SURFACE MNT 50 CKT
Datasheet
4.069In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

Headers 50 Position 0.64 mm (0.025 in) 2 Row Solder Vertical 6 mm, 12 mm 500 mA 100 V - 55 C + 105 C Gold Copper Liquid Crystal Polymer (LCP) 55091 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors .635 HEADER SURFACE MNT 60 CKT
Datasheet
3.279In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

Headers 60 Position 0.64 mm (0.025 in) 2 Row Solder Vertical 6 mm, 12 mm 500 mA 100 V - 55 C + 105 C Gold Copper Liquid Crystal Polymer (LCP) 55091 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors .635 HEADER SURFACE MNT 80 CKT
Datasheet
1.815In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

Headers 80 Position 0.64 mm (0.025 in) 2 Row Solder Vertical 6 mm, 12 mm 500 mA 100 V - 55 C + 105 C Gold Copper Liquid Crystal Polymer (LCP) 55091 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors .635 HEADER SURFACE MNT 160 CKT
Datasheet
1.374In Stock
Min.: 1
Mult.: 1

Headers 160 Position 0.64 mm (0.025 in) 2 Row Solder Vertical 6 mm, 12 mm 500 mA 100 V - 55 C + 105 C Gold Copper Liquid Crystal Polymer (LCP) 55091
Molex Board to Board & Mezzanine Connectors 40 Ckt Vert. Plug 0.5 mm SMT Dual-Row
Datasheet
3.365In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

Headers 40 Position 0.5 mm (0.02 in) 2 Row Solder Vertical 1.5 mm 500 mA 50 V - 40 C + 105 C Gold Brass Liquid Crystal Polymer (LCP) 55560 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 50CKT PLUG SMT DR VERTICAL
Datasheet
1.134In Stock
6.000Expected 12/2/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

Headers 50 Position 0.5 mm (0.02 in) 2 Row Solder Vertical 1.5 mm 500 mA 50 V - 40 C + 105 C Gold Brass Liquid Crystal Polymer (LCP) 55560 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors .5MM VERT PLG 30CKT SMT W/ SOLDER TAB
Datasheet
13.702In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

Receptacles 30 Position 0.5 mm (0.02 in) 2 Row Solder Vertical 2 mm 500 mA 50 V - 25 C + 85 C Gold Thermoplastic (TP) 55650 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors Board-to-Board Recept 0.35mm Pitch 0.60mm Mated Hght 1.90mm Mated Width 24 Ckts
Datasheet
7.906In Stock
Min.: 1
Mult.: 1
: 20.000

Connectors 24 Position 0.35 mm (0.014 in) 2 Row Solder Vertical 300 mA, 500 mA 60 V - 40 C + 85 C Gold Copper Alloy Liquid Crystal Polymer (LCP) 216700 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors Board-to-Board Plug 0.35mm Pitch 0.60mm Mated Hght 1.90mm Mated Width 30 Ckts
Datasheet
7.612In Stock
Min.: 1
Mult.: 1
: 20.000

Connectors 30 Position 0.35 mm (0.014 in) 2 Row Solder Vertical 300 mA, 500 mA 60 V - 40 C + 85 C Gold Copper Alloy Liquid Crystal Polymer (LCP) 216701 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors SlimStack B/B Rcpt .35mm 34Ckt
Datasheet
4.334In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 8.000

Receptacles 34 Position 0.35 mm (0.014 in) 2 Row Solder Vertical 0.6 mm 300 mA 50 V - 40 C + 85 C Gold Copper Liquid Crystal Polymer (LCP) 505066 Reel, Cut Tape, MouseReel