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
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Description Datasheet Availability Pricing (USD) 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 0.635 BtB ST Rec Hsg Assy100CktEmbsTpPkg
Datasheet
585In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 440

Receptacles 100 Position 0.64 mm (0.025 in) 2 Row Solder Vertical 12 mm, 13 mm, 14 mm, 15 mm, 16 mm 500 mA 100 V - 55 C + 105 C Gold Copper Thermoplastic (TP) 52901 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.5mm BTB SMT REC 50P 2.5MM HEIGHT
Datasheet
12,836In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Receptacles 50 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 1.27MM SEARAY RECPT 10ROW 300P 3.5MM SH
Datasheet
413In Stock
Min.: 1
Mult.: 1
: 350

Receptacles 300 Position 1.27 mm (0.05 in) 10 Row Solder Vertical 5 mm 2.7 A 240 VAC - 55 C + 125 C Gold Copper Thermoplastic (TP) 45971 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors 1.27MM SEARAY PLUG 4ROW 80P 8.5MM SH
Datasheet
300In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 150

Headers 80 Position 1.27 mm (0.05 in) 4 Row Solder Vertical 2 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 40P 3.5MM SH
Datasheet
352In Stock
Min.: 1
Mult.: 1

Receptacles 40 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 Tray
Molex Board to Board & Mezzanine Connectors SlimStack B/B Rcpt .35mm 14Ckt
Datasheet
36,445In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 8,000

Receptacles 14 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
Molex Board to Board & Mezzanine Connectors SlimStack Rcpt .35mm SSB RP 8Ckt
Datasheet
52,980In Stock
Min.: 1
Mult.: 1
: 8,000

Headers 8 Position 0.35 mm (0.014 in) 2 Row Solder Vertical 0.6 mm, 0.7 mm 300 mA, 3 A 50 V - 40 C + 85 C Gold Copper Alloy Liquid Crystal Polymer (LCP) 505070 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors SlimStack .35mm Conn Plug 12Ckt
Datasheet
47,332In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 8,000

Headers 12 Position 0.35 mm (0.014 in) 2 Row Solder Vertical 0.6 mm, 0.7 mm 300 mA 50 V - 40 C + 85 C Gold Copper Liquid Crystal Polymer (LCP) 505070 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.35 B/B Plug 16Ckt
Datasheet
55,861In Stock
Min.: 1
Mult.: 1
: 8,000

Headers 16 Position 0.35 mm (0.014 in) 2 Row Solder Vertical 0.6 mm, 0.7 mm 300 mA 50 V - 40 C + 85 C Gold Copper Liquid Crystal Polymer (LCP) 505070 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors 0.8 BtB Hsg Assy SMT SMT 18Ckt EmbsTp Pkg
Datasheet
4,277In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Receptacles 18 Position 0.8 mm (0.031 in) 2 Row Solder Vertical 4.5 mm, 5.65 mm, 6 mm, 7 mm 500 mA 50 V - 40 C + 105 C Tin Copper Thermoplastic (TP) 52465 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 80 Ckt Vert. Plug 0.5 mm SMT Dual-Row
Datasheet
3,375In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Headers 80 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 0.35 B/B Plug Assy 54Ckt EmbsTp PKG GEN
Datasheet
39,426In Stock
Min.: 1
Mult.: 1
: 20,000

216701 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors 1.27MM SEARAY PLUG 10ROW 200P 3.5MM SH
Datasheet
287In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

Headers 200 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, MouseReel
Molex Board to Board & Mezzanine Connectors 0.4 B/B Plug Assy 40Ckt EmbsTp Pkg
Datasheet
4,616In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

Headers 40 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 RA As syW/Boss34PEmbsTpPkg
Datasheet
4,336In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Plugs 34 Position 0.4 mm (0.016 in) 2 Row Solder Right Angle 300 mA 30 V - 40 C + 105 C Gold 503376 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors SLIMSTACK .4MM PITCH HRF RECEPT 14CKT
Datasheet
5,397In Stock
Min.: 1
Mult.: 1
: 7,000

Receptacles 14 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 0.7 mm 300 mA 50 V - 40 C + 85 C Gold Copper Liquid Crystal Polymer (LCP) 503548 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors 0.5mm BTB SMT REC 50P 1.5MM HEIGHT
Datasheet
1,225In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Receptacles 50 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 1.27MM SEARAY RECPT 4ROW 80P 3.5MM SH
Datasheet
277In 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 0.4 B/B Plug Assy 80 ssy 80Ckt EmbsTp Pkg
Datasheet
1,954In Stock
9,875Expected 2026/08/20
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 SlimStack .35mm Conn Rcpt 30Ckt
Datasheet
9,166In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 8,000

Receptacles 30 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
Molex Board to Board & Mezzanine Connectors .35mm Plg 24Ckt
Datasheet
62,671In Stock
Min.: 1
Mult.: 1
: 8,000

Headers 24 Position 0.35 mm (0.014 in) 2 Row Solder Straight 0.6 mm, 0.7 mm 300 mA 50 V - 40 C + 85 C Gold Copper Liquid Crystal Polymer (LCP) 505070 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors .35 B/B Plug 34Ckt
Datasheet
42,542In Stock
Min.: 1
Mult.: 1
: 8,000

Headers 34 Position 0.35 mm (0.014 in) 2 Row Solder Vertical 0.6 mm, 0.7 mm 300 mA 50 V - 40 C + 85 C Gold Copper Liquid Crystal Polymer (LCP) 505070 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors SlimStack .35mm Plg 6Ckt Armor Nail
Datasheet
33,999In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 7,000

Headers 6 Position 0.35 mm (0.014 in) 2 Row Solder Vertical 1 mm 300 mA 50 V - 40 C + 85 C Gold Copper Liquid Crystal Polymer (LCP) 505417 Reel, Cut Tape, MouseReel
Molex Board to Board & Mezzanine Connectors 0.4 B-TO-B REC ASSY EMBSTP PKG
Datasheet
14,534In Stock
Min.: 1
Mult.: 1
: 2,500

Receptacles 44 Position 0.4 mm (0.016 in) 2 Row Solder Vertical 1.5 mm, 2 mm 300 mA 50 V - 25 C + 85 C Gold Copper Liquid Crystal Polymer (LCP) 51338 Reel, Cut Tape
Molex Board to Board & Mezzanine Connectors SlimStack .635mm Plg 100Ckt
Datasheet
2,810In Stock
Min.: 1
Mult.: 1
: 1,000

Headers 100 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