![Amazon.com: SamIdea 40pcs in Box 2.54mm Breakaway PCB Board 40 Pin Male and Female Pin Header Socket Connector Kit for Arduino Prototype Shield,4 Kinds : Electronics Amazon.com: SamIdea 40pcs in Box 2.54mm Breakaway PCB Board 40 Pin Male and Female Pin Header Socket Connector Kit for Arduino Prototype Shield,4 Kinds : Electronics](https://m.media-amazon.com/images/I/71DK6-4Ec8L._AC_SY450_.jpg)
Amazon.com: SamIdea 40pcs in Box 2.54mm Breakaway PCB Board 40 Pin Male and Female Pin Header Socket Connector Kit for Arduino Prototype Shield,4 Kinds : Electronics
![Amazon.com: MCIGICM 10pcs Male Header Pin, 40 Pin Header Strip (2.54 mm) for Arduino Connector : Electronics Amazon.com: MCIGICM 10pcs Male Header Pin, 40 Pin Header Strip (2.54 mm) for Arduino Connector : Electronics](https://m.media-amazon.com/images/I/61CaoidHPzL.jpg)
Amazon.com: MCIGICM 10pcs Male Header Pin, 40 Pin Header Strip (2.54 mm) for Arduino Connector : Electronics
![Amazon.com: WayinTop Pin Headers Socket Connectors and Jumper Caps Assortment Kit, 300pcs 2.54mm Computer Jumper Caps + 35pcs PCB Board 40Pin Straight/Right Angle/Round Single/Double Row Male Female Pin Headers : Electronics Amazon.com: WayinTop Pin Headers Socket Connectors and Jumper Caps Assortment Kit, 300pcs 2.54mm Computer Jumper Caps + 35pcs PCB Board 40Pin Straight/Right Angle/Round Single/Double Row Male Female Pin Headers : Electronics](https://m.media-amazon.com/images/I/71s0iHO9Y8L._AC_SY355_.jpg)
Amazon.com: WayinTop Pin Headers Socket Connectors and Jumper Caps Assortment Kit, 300pcs 2.54mm Computer Jumper Caps + 35pcs PCB Board 40Pin Straight/Right Angle/Round Single/Double Row Male Female Pin Headers : Electronics
![Amazon.com: Antrader 30pcs 2.54mm 16Pin Single Row PBC Female Pin Header Socket Connector Strip : Electronics Amazon.com: Antrader 30pcs 2.54mm 16Pin Single Row PBC Female Pin Header Socket Connector Strip : Electronics](https://m.media-amazon.com/images/I/617aM9Q3DuL._AC_SY355_.jpg)
Amazon.com: Antrader 30pcs 2.54mm 16Pin Single Row PBC Female Pin Header Socket Connector Strip : Electronics
![Amazon.com: Connectors Pro 25-Pack 4P 2.54mm 0.1" Pitch PCB Female Pin Headers 2x2 Dual Rows 4 Pins Female Sockets to Male Straight PCB DIP, Double Rows PC Board Through-Board Strip (2X2-4P-25PK) : Amazon.com: Connectors Pro 25-Pack 4P 2.54mm 0.1" Pitch PCB Female Pin Headers 2x2 Dual Rows 4 Pins Female Sockets to Male Straight PCB DIP, Double Rows PC Board Through-Board Strip (2X2-4P-25PK) :](https://m.media-amazon.com/images/I/71J3gSowjgL._AC_SY450_.jpg)
Amazon.com: Connectors Pro 25-Pack 4P 2.54mm 0.1" Pitch PCB Female Pin Headers 2x2 Dual Rows 4 Pins Female Sockets to Male Straight PCB DIP, Double Rows PC Board Through-Board Strip (2X2-4P-25PK) :
![Amazon.com: 1.27mm 1.27 Pin Header Single Row Male Breakaway PCB Board Connector Pinheader 12/4/5/6/8/10/12/15-40p 50p,10P : Electronics Amazon.com: 1.27mm 1.27 Pin Header Single Row Male Breakaway PCB Board Connector Pinheader 12/4/5/6/8/10/12/15-40p 50p,10P : Electronics](https://m.media-amazon.com/images/I/61w7rlSPE-L._AC_SX425_.jpg)
Amazon.com: 1.27mm 1.27 Pin Header Single Row Male Breakaway PCB Board Connector Pinheader 12/4/5/6/8/10/12/15-40p 50p,10P : Electronics
![MCIGICM 10pcs Male Header Pin, 40 Pin Header Strip (2.54 mm) for Arduino Connector : Electronics - Amazon.com MCIGICM 10pcs Male Header Pin, 40 Pin Header Strip (2.54 mm) for Arduino Connector : Electronics - Amazon.com](https://m.media-amazon.com/images/I/512piok1dhL.jpg)
MCIGICM 10pcs Male Header Pin, 40 Pin Header Strip (2.54 mm) for Arduino Connector : Electronics - Amazon.com
![Amazon.com: uxcell 10 X Right Angle Female PCB Header 40 Way 2.54mm Pitch Connector Black : Appliances Amazon.com: uxcell 10 X Right Angle Female PCB Header 40 Way 2.54mm Pitch Connector Black : Appliances](https://m.media-amazon.com/images/I/612paTNITeL._AC_SY355_.jpg)
Amazon.com: uxcell 10 X Right Angle Female PCB Header 40 Way 2.54mm Pitch Connector Black : Appliances
![Amazon.com: 5Pcs Female Pin Headers, 2x20 Pins 2.54m Dual Row Short Pin Headers Connector, PCB Board Pin Header Strip for Raspberry Pi : Electronics Amazon.com: 5Pcs Female Pin Headers, 2x20 Pins 2.54m Dual Row Short Pin Headers Connector, PCB Board Pin Header Strip for Raspberry Pi : Electronics](https://m.media-amazon.com/images/I/61O0wNIK1nL._SX342_.jpg)
Amazon.com: 5Pcs Female Pin Headers, 2x20 Pins 2.54m Dual Row Short Pin Headers Connector, PCB Board Pin Header Strip for Raspberry Pi : Electronics
![Amazon.com: uxcell 20 Pcs Female PCB Header 40 Way 2mm Pitch Connector Black : Industrial & Scientific Amazon.com: uxcell 20 Pcs Female PCB Header 40 Way 2mm Pitch Connector Black : Industrial & Scientific](https://m.media-amazon.com/images/I/61ibmwwjI2L._AC_SY450_.jpg)
Amazon.com: uxcell 20 Pcs Female PCB Header 40 Way 2mm Pitch Connector Black : Industrial & Scientific
![Connectors Pro 25-Pack 34P 2.54mm 0.1" Pitch PCB Female Pin Headers 2x17 Dual Rows 34 Pins Female Sockets to Male Straight PCB DIP, Double Rows PC Board Through-Board Strip : Electronics Connectors Pro 25-Pack 34P 2.54mm 0.1" Pitch PCB Female Pin Headers 2x17 Dual Rows 34 Pins Female Sockets to Male Straight PCB DIP, Double Rows PC Board Through-Board Strip : Electronics](https://m.media-amazon.com/images/I/71Aeeps9SPL._AC_SL1500_.jpg)
Connectors Pro 25-Pack 34P 2.54mm 0.1" Pitch PCB Female Pin Headers 2x17 Dual Rows 34 Pins Female Sockets to Male Straight PCB DIP, Double Rows PC Board Through-Board Strip : Electronics
![10 pcs. 2.54mm 2x3 Pin 6 Pin Straight Male Shrouded PCB Box Header IDC Socket: Amazon.com: Industrial & Scientific 10 pcs. 2.54mm 2x3 Pin 6 Pin Straight Male Shrouded PCB Box Header IDC Socket: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/61Cf6vtKmIL._SX342_.jpg)
10 pcs. 2.54mm 2x3 Pin 6 Pin Straight Male Shrouded PCB Box Header IDC Socket: Amazon.com: Industrial & Scientific
![Dahszhi Female PCB Header Right Angle 40 Pin 2.54mm Pitch Connector - Pack of 20pcs: Amazon.com: Industrial & Scientific Dahszhi Female PCB Header Right Angle 40 Pin 2.54mm Pitch Connector - Pack of 20pcs: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/61oTj4blk+L._SX342_.jpg)
Dahszhi Female PCB Header Right Angle 40 Pin 2.54mm Pitch Connector - Pack of 20pcs: Amazon.com: Industrial & Scientific
![Amazon.com: uxcell 10 Pcs 2.54mm Pitch 80-Pin Male Double Row Pin Header Strip 19mm : Industrial & Scientific Amazon.com: uxcell 10 Pcs 2.54mm Pitch 80-Pin Male Double Row Pin Header Strip 19mm : Industrial & Scientific](https://m.media-amazon.com/images/I/711incO848L._AC_SL1100_.jpg)
Amazon.com: uxcell 10 Pcs 2.54mm Pitch 80-Pin Male Double Row Pin Header Strip 19mm : Industrial & Scientific
![Amazon.com: uxcell 50Pcs 2.54mm Pitch 2x3-Pin Double Row Straight Connector Female Pin Header Strip PCB Board Socket : Industrial & Scientific Amazon.com: uxcell 50Pcs 2.54mm Pitch 2x3-Pin Double Row Straight Connector Female Pin Header Strip PCB Board Socket : Industrial & Scientific](https://m.media-amazon.com/images/I/61khgT3vc0L._AC_SL1100_.jpg)
Amazon.com: uxcell 50Pcs 2.54mm Pitch 2x3-Pin Double Row Straight Connector Female Pin Header Strip PCB Board Socket : Industrial & Scientific
![Cylewet 30Pcs 40 pin Breakable Pin Header 2.54mm Single Row Male Header Connector Kit PCB Pin Strip for Arduino (Pack of 30) CYT1006 : Electronics Cylewet 30Pcs 40 pin Breakable Pin Header 2.54mm Single Row Male Header Connector Kit PCB Pin Strip for Arduino (Pack of 30) CYT1006 : Electronics](https://m.media-amazon.com/images/I/719+VdyaEnL._AC_SY450_.jpg)
Cylewet 30Pcs 40 pin Breakable Pin Header 2.54mm Single Row Male Header Connector Kit PCB Pin Strip for Arduino (Pack of 30) CYT1006 : Electronics
![Amazon.com: uxcell 50Pcs Straight Female PCB Header 40 Way 2.54mm Spacing Connector Black : Electronics Amazon.com: uxcell 50Pcs Straight Female PCB Header 40 Way 2.54mm Spacing Connector Black : Electronics](https://m.media-amazon.com/images/I/6106GmCJXvL._AC_SY879_.jpg)
Amazon.com: uxcell 50Pcs Straight Female PCB Header 40 Way 2.54mm Spacing Connector Black : Electronics
![Amazon.com: 2.54MM Breakway PCB Board Pin Header Connector Strip Assortment Kit - Ltvystore Double Row Female 3 Pins and Single Row Female 6 / 8 / 10 Pins Compatible for Arduino Stackable Shield, Pack of 120 : Electronics Amazon.com: 2.54MM Breakway PCB Board Pin Header Connector Strip Assortment Kit - Ltvystore Double Row Female 3 Pins and Single Row Female 6 / 8 / 10 Pins Compatible for Arduino Stackable Shield, Pack of 120 : Electronics](https://m.media-amazon.com/images/I/71AamHA4qnL._AC_SY355_.jpg)
Amazon.com: 2.54MM Breakway PCB Board Pin Header Connector Strip Assortment Kit - Ltvystore Double Row Female 3 Pins and Single Row Female 6 / 8 / 10 Pins Compatible for Arduino Stackable Shield, Pack of 120 : Electronics
![Hotop 50 Pack Single Row 40 Pin 2.54 mm Male Pin Header Connector: Amazon.com: Industrial & Scientific Hotop 50 Pack Single Row 40 Pin 2.54 mm Male Pin Header Connector: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/816w2A0oxoL._SL1500_.jpg)
Hotop 50 Pack Single Row 40 Pin 2.54 mm Male Pin Header Connector: Amazon.com: Industrial & Scientific
![Amazon.com: SamIdea 40pcs in Box 2.54mm Breakaway PCB Board 40 Pin Male and Female Pin Header Socket Connector Kit for Arduino Prototype Shield,4 Kinds : Electronics Amazon.com: SamIdea 40pcs in Box 2.54mm Breakaway PCB Board 40 Pin Male and Female Pin Header Socket Connector Kit for Arduino Prototype Shield,4 Kinds : Electronics](https://m.media-amazon.com/images/I/71ZDD9sB+JL._AC_SL1200_.jpg)
Amazon.com: SamIdea 40pcs in Box 2.54mm Breakaway PCB Board 40 Pin Male and Female Pin Header Socket Connector Kit for Arduino Prototype Shield,4 Kinds : Electronics
![10PCS 40 Pin 2.54mm Pitch Breakway Male & Female Pin Header Kit Straight Single Row PCB Board Connector for Arduino Prototype Shield: Amazon.com: Industrial & Scientific 10PCS 40 Pin 2.54mm Pitch Breakway Male & Female Pin Header Kit Straight Single Row PCB Board Connector for Arduino Prototype Shield: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/610cIrGoXNL._SL1500_.jpg)
10PCS 40 Pin 2.54mm Pitch Breakway Male & Female Pin Header Kit Straight Single Row PCB Board Connector for Arduino Prototype Shield: Amazon.com: Industrial & Scientific
![Amazon.com: MCIGICM 10pcs Male Header Pin, 40 Pin Header Strip (2.54 mm) for Arduino Connector : Electronics Amazon.com: MCIGICM 10pcs Male Header Pin, 40 Pin Header Strip (2.54 mm) for Arduino Connector : Electronics](https://m.media-amazon.com/images/I/718Mojhy3+L.jpg)
Amazon.com: MCIGICM 10pcs Male Header Pin, 40 Pin Header Strip (2.54 mm) for Arduino Connector : Electronics
![100pcs Male Header Pins, Lystaii Straight Single Row 40 Pin 0.1 Inch (2.54mm) Male Pin Header Connector PCB Board Pin Connector Electronic Component Raw Materials: Amazon.com: Industrial & Scientific 100pcs Male Header Pins, Lystaii Straight Single Row 40 Pin 0.1 Inch (2.54mm) Male Pin Header Connector PCB Board Pin Connector Electronic Component Raw Materials: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/81vgZFXDSrL._SL1250_.jpg)
100pcs Male Header Pins, Lystaii Straight Single Row 40 Pin 0.1 Inch (2.54mm) Male Pin Header Connector PCB Board Pin Connector Electronic Component Raw Materials: Amazon.com: Industrial & Scientific
![Glarks 120Pcs 2.54mm Straight Single Row PCB Board Female Pin Header Socket Connector Strip Assortment Kit for Arduino Prototype Shield(Single Row): Amazon.com: Industrial & Scientific Glarks 120Pcs 2.54mm Straight Single Row PCB Board Female Pin Header Socket Connector Strip Assortment Kit for Arduino Prototype Shield(Single Row): Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/71-ckDZiICL._SX342_.jpg)
Glarks 120Pcs 2.54mm Straight Single Row PCB Board Female Pin Header Socket Connector Strip Assortment Kit for Arduino Prototype Shield(Single Row): Amazon.com: Industrial & Scientific
![Glarks 112Pcs 2.54mm Male and Female Pin Header Connector Assortment Kit, 100pcs Stackable Shield Header and 12pcs Breakaway PCB Board Pin Header for Arduino Prototype Shield : Electronics Glarks 112Pcs 2.54mm Male and Female Pin Header Connector Assortment Kit, 100pcs Stackable Shield Header and 12pcs Breakaway PCB Board Pin Header for Arduino Prototype Shield : Electronics](https://m.media-amazon.com/images/I/719BPqGZ+xL._AC_SL1000_.jpg)