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: 578
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 SLIMSTACK FSB5 .40MM PLUG 50CKT
Datasheet
5,105In Stock
Min.: 1
Mult.: 1
: 2,200

Headers 50 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
5,571In 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 Rec Floating 60Ckt
Datasheet
860In Stock
Min.: 1
Mult.: 1
: 3,000

Receptacles 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) 204927 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors 0.4 FLOATING BB Plug PKG 30ckt
Datasheet
4,774In Stock
Min.: 1
Mult.: 1
: 3,000

Headers 30 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 .40mm SlimStack Floating Plug 60Ckt
Datasheet
730In 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
326In Stock
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 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 1.27MM SEARAY PLUG 10ROW 400P 8.5MM SH
Datasheet
140In Stock
Min.: 1
Mult.: 1
: 150

Headers 400 Position 1.27 mm (0.05 in) 10 Row Solder Vertical 7 mm 2.7 A 240 VAC - 55 C + 125 C Gold Copper Thermoplastic (TP) 45970 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors 1.27MM SEARAY RECPT 10ROW 400P 6.5MM SH
Datasheet
171In Stock
Min.: 1
Mult.: 1
: 210

Receptacles 400 Position 1.27 mm (0.05 in) 10 Row Solder Vertical 8 mm 2.7 A 240 VAC - 55 C + 125 C Gold Copper Thermoplastic (TP) 45971 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 30/9/2026
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
Molex Board to Board & Mezzanine Connectors 1.27MM SEARAY PLUG 4ROW 160P 8.5MM SH
Datasheet
70In Stock
300On Order
Min.: 1
Mult.: 1
: 150

Headers 160 Position 1.27 mm (0.05 in) 4 Row Solder Vertical 7 mm 2.7 A 240 VAC - 55 C + 125 C Gold Copper Thermoplastic (TP) 46556 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors 1.27MM SEARAY PLUG 4ROW 200P 8.5MM SH
Datasheet
103In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 150

Headers 200 Position 1.27 mm (0.05 in) 4 Row Solder Vertical 7 mm 2.7 A 240 VAC - 55 C + 125 C Gold Copper Thermoplastic (TP) 46556 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 1.27MM SEARAY RECPT 4ROW 80P 3.5MM SH
Datasheet
278In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 350

Receptacles 80 Position 1.27 mm (0.05 in) 4 Row Solder Vertical 5 mm 2.7 A 240 VAC - 55 C + 125 C Gold Copper Thermoplastic (TP) 46557 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 1.27MM SEARAY RECPT 4ROW 160P 6.5MM SH
Datasheet
69In Stock
210Expected 8/10/2026
Min.: 1
Mult.: 1
: 210

Receptacles 160 Position 1.27 mm (0.05 in) 4 Row Solder Vertical 8 mm 2.7 A 240 VAC - 55 C + 125 C Gold Copper Thermoplastic (TP) 46557 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors SeaRay Slim Rect Ass Assy 04X25X 5.1 Tin
Datasheet
355In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 350

Receptacles 100 Position 1.27 mm (0.05 in) 4 Row Solder Vertical 5 mm 2.7 A 240 VAC - 55 C + 125 C Gold Copper Thermoplastic (TP) 46557 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.5 BtB Plg Assy 16C ssy 16Ckt EmbsTp Pkg
Datasheet
4,222In Stock
20,890Expected 10/7/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Headers 16 Position 0.5 mm (0.02 in) 2 Row Solder Vertical 2.5 mm 500 mA 50 V - 40 C + 105 C Gold Brass Thermoplastic (TP) 500334 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.4 BtB Rec Hsg Assy ssy 30Ckt EmbsTp Pkg
Datasheet
3,604In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Receptacles 30 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 1.8 mm, 2.3 mm 300 mA 50 V - 40 C + 105 C Gold Copper Thermoplastic (TP) 500913 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.4 B/B Plug Assy 50Ckt EmbsTp Pkg
Datasheet
5,409In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

Headers 50 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 2 mm, 2.3 mm 300 mA 50 V - 40 C + 105 C Gold Brass, Phosphor Bronze Liquid Crystal Polymer (LCP) 501745 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.4 B/B Plug Assy 70Ckt EmbsTp Pkg
Datasheet
2,758In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

Headers 70 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 2 mm, 2.3 mm 300 mA 50 V - 40 C + 105 C Gold Brass, Phosphor Bronze Liquid Crystal Polymer (LCP) 501745 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.4 B/B Plug Assy 80 ssy 80Ckt EmbsTp Pkg
Datasheet
2,201In Stock
10,000Expected 4/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

Headers 80 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 2 mm, 2.3 mm 300 mA 50 V - 40 C + 105 C Gold Brass, Phosphor Bronze Liquid Crystal Polymer (LCP) 501745 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.4 B/B PLUG ASSY H=2 EMBSTP PKG
Datasheet
2,210In Stock
Min.: 1
Mult.: 1

Headers 12 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 2 mm, 2.3 mm 300 mA 50 V - 40 C + 105 C Gold Brass, Phosphor Bronze Liquid Crystal Polymer (LCP) 501745
Molex Board to Board & Mezzanine Connectors 0.5 B/B Plug Hsg Ass y 50Ckt EmbsTp Pkg
Datasheet
2,562In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Plugs 50 Position 0.5 mm (0.02 in) 2 Row Solder Vertical 4 mm 500 mA 50 V - 40 C + 105 C Gold 501920 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.4 B/B REC ASSY W/TAPE 20P
Datasheet
9,362In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Receptacles 20 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 1 mm 300 mA 50 V - 25 C + 85 C Gold Copper Liquid Crystal Polymer (LCP) 502426 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors SlimStack .4mm Plg SMT DR Vrt Stk 8Ckt
Datasheet
7,957In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 7,000

Headers 8 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 1 mm 300 mA 50 V - 20 C + 85 C Gold Copper 502430 Reel, Cut Tape, MouseReel