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.

Results: 585
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (SGD) 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 0.8 BtB WaferAssy ST SMT 36Ckt EmbsTpPkg
Datasheet
5,947In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Headers 36 Position 0.8 mm (0.031 in) 2 Row Solder Vertical 4.5 mm, 5.5 mm 500 mA 50 V - 40 C + 105 C Tin Copper Thermoplastic (TP) 53307 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 40P VERT SMD STACK
Datasheet
4,361In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Headers 40 Position 0.8 mm (0.031 in) 2 Row Solder Vertical 4.5 mm, 5.5 mm 500 mA 50 V - 40 C + 105 C Tin Copper Thermoplastic (TP) 53307 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors SlimStack .635mm Plg 60Ckt
Datasheet
535In Stock
Min.: 1
Mult.: 1
: 1,000

Headers 60 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
Molex Board to Board & Mezzanine Connectors .635 HEADER SURFACE MNT 120 CKT
Datasheet
287In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Headers 120 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 20 CKT
Datasheet
2,245In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 700

Headers 20 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 .635 HEADER SURFACE MNT 30 CKT
Datasheet
1,829In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 700

Headers 30 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 .635 HEADER SURFACE MNT 40 CKT
Datasheet
2,631In Stock
2,800Expected 2/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 700

Headers 40 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 .635 HEADER SURFACE MNT 40 CKT
Datasheet
1,773In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 840

Headers 40 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 .635 HEADER SURFACE MNT 60 CKT
Datasheet
440In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 840

Headers 60 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 .635 PLUG SURFACE MNT 40 CKT
Datasheet
3,194In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 760

Plugs 40 Position 0.64 mm (0.025 in) 2 Row Solder Vertical 500 mA 100 V - 55 C + 105 C Gold Thermoplastic (TP) 53649 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.4 BTB RA REC HSG ASSY 30CKT EMBSTPPKG
Datasheet
8,794In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Connectors 30 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 300 mA 30 V - 40 C + 105 C Gold 54552 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors .5MM SMT VERT PLG DR 40CKT W/SLDR TAB
Datasheet
2,016In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

Receptacles 40 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 20 Ckt Plug J-leads & solder tab
Datasheet
2,800In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

Headers 20 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 1.5 mm, 1.8 mm 300 mA 50 V - 25 C + 85 C Gold Brass Liquid Crystal Polymer (LCP) 55909 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 30 Ckt Plug J-leads & solder tab
Datasheet
6,323In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

Headers 30 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 1.5 mm, 1.8 mm 300 mA 50 V - 25 C + 85 C Gold Brass Liquid Crystal Polymer (LCP) 55909 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors SLIMSTACK FSB5 .40MM RECEPT 40CKT
Datasheet
2,108In Stock
Min.: 1
Mult.: 1
: 3,300

Receptacles 40 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 5 mm 300 mA 40 V - 40 C + 125 C Gold Copper Liquid Crystal Polymer (LCP) 203955 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors SLIMSTACK FSB5 .40MM RECEPT 60CKT
Datasheet
3,048In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,300

Receptacles 60 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 5 mm 300 mA 40 V - 40 C + 125 C Gold Copper Liquid Crystal Polymer (LCP) 203955 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors SLIMSTACK FSB5 .40MM PLUG 30CKT
Datasheet
3,819In Stock
Min.: 1
Mult.: 1
: 2,200

Headers 30 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 5 mm 300 mA 40 V - 40 C + 125 C Gold Copper Liquid Crystal Polymer (LCP) 203956 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors SLIMSTACK FSB5 .40MM PLUG 40CKT
Datasheet
5,059In Stock
Min.: 1
Mult.: 1
: 2,200

Headers 40 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 5 mm 300 mA 40 V - 40 C + 125 C Gold Copper Liquid Crystal Polymer (LCP) 203956 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors .40mm SlimStack Rec Floating 50Ckt
Datasheet
5,532In Stock
Min.: 1
Mult.: 1
: 3,000

Receptacles 50 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 3 mm 300 mA 40 V - 40 C + 125 C Gold Copper Liquid Crystal Polymer (LCP) 204927 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors .40mm SlimStack Floating Plug 60Ckt
Datasheet
672In Stock
Min.: 1
Mult.: 1
: 3,000

Headers 60 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 3 mm 300 mA 40 V - 40 C + 125 C Gold Copper Liquid Crystal Polymer (LCP) 204928 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors 1.27MM SEARAY PLUG 10ROW 400P 3.5MM SH
Datasheet
86In Stock
300Expected 17/11/2026
Min.: 1
Mult.: 1
: 300

Headers 400 Position 1.27 mm (0.05 in) 10 Row Solder Vertical 2 mm 2.7 A 240 VAC - 55 C + 125 C Gold Copper Thermoplastic (TP) 45970 Reel, Cut Tape


Molex Board to Board & Mezzanine Connectors SeaRay Plug Assy
Datasheet
306In Stock
Min.: 1
Mult.: 1
: 300

Headers 320 Position 1.27 mm (0.05 in) 8 Row Solder Vertical 2 mm 2.7 A 240 VAC - 55 C + 125 C Gold Copper Thermoplastic (TP) 45970 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors SeaRay Plug Assy 10x40x3.4 Tin Voids
Datasheet
101In Stock
Min.: 1
Mult.: 1
: 250

Headers 400 Position 1.27 mm (0.05 in) 10 Row Solder Vertical 3.5 mm 2.7 A 240 VAC - 55 C + 125 C Gold Copper Thermoplastic (TP) 45970 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors SeaRay Slim PlugAssy 04X10 2.9 Tin
Datasheet
140In Stock
Min.: 1
Mult.: 1
: 280

Headers 40 Position 1.27 mm (0.05 in) 4 Row Solder Vertical 3 mm 2.7 A 240 VAC - 55 C + 125 C Gold Copper Thermoplastic (TP) 46556 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors SeaRay Slim Plug 04X40 2.9 Tin
Datasheet
245In Stock
280Expected 28/8/2026
Min.: 1
Mult.: 1
: 280

Headers 160 Position 1.27 mm (0.05 in) 4 Row Solder Vertical 3 mm 2.7 A 240 VAC - 55 C + 125 C Gold Copper Thermoplastic (TP) 46556 Reel, Cut Tape