Speakers: Hilitchi 2x40Pin 2.54mm Pitch Straight Double Row Female PCB Pin Header Connector (20Pcs of Pack) - Hilitchi

CE: 50Pcs Straight Female PCB Header 40 Way 2.54mm Spacing Connector Black - uxcell

Home Improvement: 1 X 10x Single Row Male and Female 40 Pin Header Strip 2.54mm / Square Pin Type, Single Row Pin Header Strips, Great Components for PCB - Generic

Speakers: 10 Pcs 1x40 Pin 2.54mm Pitch Straight Single Row PCB Female Headers - Leegoal

CE: Hilitchi 345 Pcs 40 Pin 2.54mm Pitch Single Row Pin Headers Dupont Connector Housing Female Dupont Male/Female Pin Connector Kit - Hilitchi

Speakers: C.J. SHOP 10 Pair 40 Way 2.54mm MALE & FEMALE HEADER Socket Row Strip PCB Pin Connector Arduino - C.J. SHOP

Personal Computer: Gikfun 1 X 40Pin Breakaway Female header for Arduino (Pack of 20pcs) EK1065 - Esooho

Speakers: Haobase 10 Pcs 40 Pin 2.54mm Pitch Straight Single Row PCB Female Pin Headers - Haobase

PC Accessory: Gikfun Stackable Female Header 1x40Pin For Arduino (Pack of 20pcs) EK1015 - Esooho

BISS: Hilitchi 515 Pcs 40 Pin 2.54mm Pitch Single Row Pin Headers,Dupont Connector Housing Female,Dupont Male/Female Pin Connector Kit - Hilitchi

Personal Computer: 30pcs Single Row 40 Pin 2.54mm Pitch Female PCB Header Connector - uxcell

CE: 2.54mm 2x20 40-Pin Female Pin Header Socket Connector Strip 10 Pcs - uxcell

CE: 10pcs 40 Pins Double Row Flat Female Header Socket Connector - uxcell

PC Accessory: Raogoodcx? 30Pcs 40Pin 2.54mm Straight Single Row Round Pin Female Socket Pin Header Connector - Raogoodcx?

CE: uxcell 10 Pcs Black Dual Row 40 Pin IDC Socket Connector Female Header FC-40P - uxcell

Personal Computer: Sunkee 10PCS 40Pin 2.54mm Single Row Straight Female Pin Header Strip PBC Ardunio - SUNKEE

Speakers: VAPKER 40 Pin 2.54mm Pitch Single Row and Right Angle PCB Pin Headers,Dupont Connector Housing Female,Dupont Male/Female Pin Connectors Kit Pack of 520 - VAPKER

PC Accessory: Hilitchi 40Pcs(8 Kinds) 2.54mm Breakaway PCB Board 40 Pin Male and Female Pin Header Connector Kit for Arduino Prototype Shield - Hilitchi

PC Accessory: Gikfun 6 Kinds of 2.54mm Breakaway PCB Board 40 Pin Header Kit for Arduino Proto Shield (Pack of 43pcs) EK8402 - Esooho

Home Improvement: Break Away Single Row Round Headers Machine Pin Female 0.1" 2.54mm 40 Pins(pack of 10)

The above is "40 Pin Header Female,Speakers: Hilitchi 2X40pin 2.54Mm Pitch Straight Double Row Female PCB Pin Heade..." recommended related products, Please click on the picture to see product details and 40 pin header female reviews!