KK Connectors

Molex KK Interconnection System consists of connectors that form the building block for creating thousands of different configurations. This system offers polarization features that ensure correct mating. The system incorporates offset header entry holes that provide +180°C polarization and allows both power and signal to carry through the same housing. This connector system also enables loading with optional polarization keys and pegs that ensure the one-way mating of headers and housings. Molex KK Interconnection System comes with customizable KK headers that offer more polarization options and design configurations. These include headers with voided pins, customized pin lengths, kinked PC tails, and varying tin or gold plating options.

Results: 2,431
Select Image Part # Mfr. Description Datasheet Availability Pricing (JPY) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Product Type Number of Positions Pitch Number of Rows Mounting Style Termination Style Mounting Angle Contact Gender Contact Plating Mating Post Length Termination Post Length Series Tradename Application Wire Gauge Minimum Operating Temperature Maximum Operating Temperature Packaging
Molex Headers & Wire Housings 2.5MM 14P FEM HSG FRICTION LOCK 2,985In Stock
Min.: 1
Mult.: 1

Wire Housings Receptacle Housing 14 Position 2.5 mm (0.098 in) 1 Row Cable Mount / Free Hanging Crimp Socket (Female) 5051 KK Wire-to-Board, Signal - 40 C + 105 C Bulk
Molex Headers & Wire Housings PCB RECPT 4P W/HOOKS TOP ENTRY 3,907In Stock
Min.: 1
Mult.: 1

Headers Receptacle 4 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Straight Socket (Female) Tin 3.35 mm (0.132 in) 4455 KK Board-to-Board, Signal - 40 C + 80 C Tray
Molex Headers & Wire Housings PCB RECPT 8P W/HOOKS TOP ENTRY 1,536In Stock
Min.: 1
Mult.: 1

Headers Receptacle 8 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Straight Socket (Female) Tin 3.35 mm (0.132 in) 4455 KK Board-to-Board, Signal - 40 C + 80 C Tray
Molex Headers & Wire Housings KK 100 Hdr Flat 06 Ckt W/VOID TIN 7,566In Stock
Min.: 1
Mult.: 1

Headers Pin Strip 6 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Straight Pin (Male) Tin 11.13 mm (0.438 in) 3.1 mm (0.122 in) 4380 KK - 40 C + 80 C
Molex Headers & Wire Housings 2.54MM BOARD CONN RA 2 CKT Gold 2,862In Stock
Min.: 1
Mult.: 1

Headers Socket Assembly 2 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Right Angle Socket (Female) Gold 3.35 mm (0.132 in) 4455 KK Board-to-Board, Signal - 40 C + 80 C Tray
Molex Headers & Wire Housings KK 100 PCB Assy RtAn 14 Ckt Gold 1,316In Stock
Min.: 1
Mult.: 1

Headers Socket Assembly 14 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Right Angle Socket (Female) Gold 3.35 mm (0.132 in) 4455 KK Board-to-Board, Signal - 40 C + 80 C Tray

Molex Headers & Wire Housings 5C HEADER 5,184In Stock
Min.: 1
Mult.: 1

Headers Locking 5 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Straight Pin (Male) Tin 7.65 mm (0.301 in) 1.88 mm (0.074 in) 6373 KK Wire-to-Board, Signal - 40 C + 80 C


Molex Headers & Wire Housings KK 100 Hdr FrLk Vert 6Ckt(4 Void)Tin 14,575In Stock
Min.: 1
Mult.: 1

Headers Locking 6 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Straight Pin (Male) Tin 7.49 mm (0.295 in) 3.56 mm (0.14 in) 6373 KK Wire-to-Board, Signal - 40 C + 80 C
Molex Headers & Wire Housings .100 KK HEADER 8,700In Stock
Min.: 1
Mult.: 1

Headers Locking 17 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Straight Pin (Male) Tin 7.49 mm (0.295 in) 3.56 mm (0.14 in) 6373 KK Wire-to-Board, Signal - 40 C + 80 C Bulk
Molex Headers & Wire Housings HDR VT 1X10P .1" 295/120 15AU 3,711In Stock
Min.: 1
Mult.: 1

Headers Breakaway 10 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Straight Pin (Male) Gold 7.49 mm (0.295 in) 3.05 mm (0.12 in) 42375 KK Board-to-Board, Wire-to-Board, Signal - 40 C + 80 C Bulk
Molex Headers & Wire Housings 2.54MM BREAKAWAY Vertical 12 CKT Tin 2,138In Stock
Min.: 1
Mult.: 1

Headers Breakaway 12 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Straight Pin (Male) Tin 8.13 mm (0.32 in) 3.05 mm (0.12 in) 42375 KK Board-to-Board, Wire-to-Board, Signal - 40 C + 80 C Bulk
Molex Headers & Wire Housings 2.54MM BREAKAWAY Vertical 22 CKT Tin 1,106In Stock
Min.: 1
Mult.: 1

Headers Breakaway 22 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Straight Pin (Male) Tin 42375 KK Board-to-Board, Wire-to-Board, Signal - 40 C + 80 C Bulk
Molex Headers & Wire Housings 2.54MM HDR VT 25P 240/125 SN 1,434In Stock
Min.: 1
Mult.: 1

Headers Breakaway 25 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Straight Pin (Male) Tin 6.09 mm (0.24 in) 3.18 mm (0.125 in) 42375 KK Bulk
Molex Headers & Wire Housings 36P 1 ROW VERT HDR 748In Stock
Min.: 1
Mult.: 1

Headers Breakaway 36 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Straight Pin (Male) Gold 8.13 mm (0.32 in) 3.05 mm (0.12 in) 42375 KK Board-to-Board, Wire-to-Board, Signal - 40 C + 80 C Bulk
Molex Headers & Wire Housings KK 100 Hdr Assy RA B y RA Bkwy 05 Ckt Tin 8,690In Stock
Min.: 1
Mult.: 1

Headers Breakaway 5 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Right Angle Pin (Male) Tin 9.17 mm (0.361 in) 3.43 mm (0.135 in) 42376 KK Board-to-Board, Wire-to-Board, Signal - 40 C + 80 C Bulk
Molex Headers & Wire Housings 2.54MM BREAKAWAY RA 7 CKT Tin 15,355In Stock
Min.: 1
Mult.: 1

Headers Breakaway 7 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Right Angle Pin (Male) Tin 8.23 mm (0.324 in) 3.05 mm (0.12 in) 42377 KK Board-to-Board, Wire-to-Board, Signal - 40 C + 80 C Bulk
Molex Headers & Wire Housings KK 100 Hdr Assy RA B Bkwy 08 Ckt 30 SGold 4,233In Stock
Min.: 1
Mult.: 1

Headers Breakaway 8 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Right Angle Pin (Male) Gold 8.23 mm (0.324 in) 3.05 mm (0.12 in) 42377 KK Bulk
Molex Headers & Wire Housings 2.54MM BREAKAWAY RA 22 CKT Gold 1,204In Stock
Min.: 1
Mult.: 1

Headers Breakaway 22 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Right Angle Pin (Male) Gold 6.2 mm (0.244 in) 3.05 mm (0.12 in) 42377 KK Board-to-Board, Wire-to-Board, Signal - 40 C + 80 C
Molex Headers & Wire Housings 36P HEADER 1,607In Stock
Min.: 1
Mult.: 1

Headers Breakaway 36 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Right Angle Pin (Male) Gold 6.2 mm (0.244 in) 3.05 mm (0.12 in) 42377 KK Board-to-Board, Wire-to-Board, Signal - 40 C + 80 C Bulk
Molex Headers & Wire Housings KK 100 Hdr Assy RA B Bkwy 36 Ckt 15 SGold 905In Stock
Min.: 1
Mult.: 1

Headers Breakaway 36 Position 2.54 mm (0.1 in) 1 Row Through Hole Solder Pin Right Angle Pin (Male) Gold 42377 KK Board-to-Board, Wire-to-Board, Signal - 40 C + 80 C Bulk
Molex Headers & Wire Housings KK 156 Crimp Housing Housing Ramp 11 Ckt 9,875In Stock
Min.: 1
Mult.: 1

Wire Housings Receptacle Housing 11 Position 3.96 mm (0.156 in) 1 Row Cable Mount / Free Hanging Crimp Straight Socket (Female) 6442 KK Wire-to-Board, Power - 40 C + 80 C
Molex Headers & Wire Housings 7P HEADER GOLD 1,437In Stock
Min.: 1
Mult.: 1

Headers Breakaway 7 Position 3.96 mm (0.156 in) 1 Row Through Hole Solder Pin Right Angle Pin (Male) Gold 11.43 mm (0.45 in) 5.38 mm (0.212 in) 41672 KK Wire-to-Board, Power - 40 C + 80 C Bulk
Molex Headers & Wire Housings 8P HEADER GOLD 1,179In Stock
Min.: 1
Mult.: 1

Headers Breakaway 8 Position 3.96 mm (0.156 in) 1 Row Through Hole Solder Pin Right Angle Pin (Male) Gold 11.43 mm (0.45 in) 5.38 mm (0.212 in) 41672 KK Wire-to-Board, Power - 40 C + 80 C Bulk
Molex Headers & Wire Housings KK 156 Hdr Assy Flat at Bkwy 24 ckt 20 Au 508In Stock
Min.: 1
Mult.: 1

Headers Breakaway 24 Position 3.96 mm (0.156 in) 1 Row Through Hole Solder Pin Straight Pin (Male) Gold 14.99 mm (0.59 in) 4.37 mm (0.172 in) 41661 KK Wire-to-Board, Power - 40 C + 80 C Bulk
Molex Headers & Wire Housings VERT PCB HDR 4P TIN W/O PEGS 2,353In Stock
Min.: 1
Mult.: 1

Headers Pin Strip 4 Position 3.96 mm (0.156 in) 1 Row Through Hole Solder Pin Straight Pin (Male) Tin 41771 KK Bulk