Through Hole Connectors

GradConn thru hole connectors are available in 1mm, 1.27mm, 2mm, 2.54mm, 1.27x2.54mm, 3.96mm and 5.08mm pitch and in single, dual, triple and quad row.

The range is RoHS compliant and lead free. Nylon6T insulators are standard on thru hole parts, Nylon 6T is suitable for high temperature (RoHS) wave or reflow solder profiles, please see product drawings for details. PBT insulators are not suitable for high temperature processes; as such it is not supported for new designs although available to existing customers as a legacy product.

To help you achieve the correct stacking height both sockets and headers have elevated options. Standard headers often have a choice of insulator height and shrouding options. We aim to offer multiple socket heights by pitch range; we also have bottom entry socket versions in thru hole.

Pin lengths on headers are flexible. Normally the socket drawing will specify the 'recommended mating pin length'.

Both sockets are headers are available in straight or right angle configuration.

The connectors are packaged in tray, box or tube.

Please contact GradConn for details, advice or pricing.

Use our advanced search to find what you are looking for, or see the full list below.

BB02-1F
2.00mm pin header
2 to 40 contacts
Male single row through hole connector
U shaped 
Profile: 2.00mm
Custom pin length
Perfect for 'one piece' planar mating



BB02-2F
2.00mm pin header
2 to 80 contacts
Male dual row through hole connector
U shaped 
Profile: 4.00mm
Custom pin length
Perfect for 'one piece' planar mating



BB02-BC
1.27mm pin header
4 to 66 contacts
Male dual row through hole connector
Straight 
Optional locating pegs
Choice of 6 insulator heights between 1.00 − 3.00mm



BB02-BD
1.27mm pin header
4 to 100 contacts
Male dual row through hole connector
Right angle 
Profile: 3.40mm
Choice of insulator height options: 1.00mm, 1.50mm, 1.70mm, 2.50mm or 2.70mm
Contact height above PCB (lower pins): 1.064mm
Custom pin lengths offered as standard



BB02-BE
1.27mm box type pin header
10 to 100 contacts
Male dual row through hole connector
Straight 
Profile: 5.70mm or 7.30mm
Stacking Profile: 1.60mm
Optional locating pegs
Shrouded



BB02-BL
1.27mm pin header
2 to 50 contacts
Male single row through hole connector
Straight 
Choice of insulator height
0.46mm square post.
Custom pin lengths offered as standard



BB02-BP
1.27mm elevated pin header
4 to 100 contacts
Male dual row through hole connector
Straight  elevated   male
Stacking Profile: 2.00mm - 33.00mm
Choice of 5 insulator heights
Custom pin lengths offered as standard



BB02-BZ
1.27mm box type pin header
6 to 100 contacts
Male dual row through hole connector
Right angle 
Profile: 5.70mm
Contact height above PCB (lower pins): 2.19mm
Shrouded



BB02-CE
1.27mm female header (socket)
3 to 35 contacts
Female single row through hole connector
Straight 
Profile: 8.50mm
Suitable for 0.46mm ø square pins.
Variable pin length



BB02-CF
1.27mm female header (socket)
3 to 40 contacts
Female single row through hole connector
Straight 
Profile: 4.60mm
Suitable for 0.46mm ø square pins
Variable pin length



BB02-CN
1.27mm female header (socket)
6 to 100 contacts
Female dual row through hole connector
Straight 
Profile: 3.40mm or 4.40mm



BB02-CT
1.27mm female header (socket)
2 to 40 contacts
Female single row through hole connector
Straight or right angle 
Profile: 4.30mm for straight type, 1.80mm for right angle type
Suitable for 0.40mm ø square pins
Contact height above PCB: 0.90mm (right angle version)



BB02-CU
1.27mm female header (socket)
8 to 100 contacts
Female dual row through hole connector
Straight 
Profile: 4.40mm



BB02-CW
1.27mm female header (socket)
4 to 100 contacts
Female dual row through hole connector
Right angle 
Profile: 3.10mm
Side entry
Contact height above PCB (lower pins): 0.915mm



BB02-CZ
1.27mm female header (socket)
6 to 80 contacts
Female dual row through hole connector
Right angle 
Profile: 3.45mm
Side entry
Contact height above PCB (lower pins): 1.09mm



BB02-DA
1.27x2.54mm pin header
6 to 80 contacts
Male dual row through hole connector
Straight 
Choice of insulator height options: 1.70mm, 2.54mm, 3.00mm
Custom pin length
Choice of insulator height



BB02-DE
1.27x2.54mm pin header
6 to 80 contacts
Male dual row through hole connector
Right angle 
Profile: 5.00mm
Custom pin length
Choice of insulator height
Contact height above PCB (lower pins): 1.23mm



BB02-DG
1.27x2.54mm elevated pin header
6 to 80 contacts
Male dual row through hole connector
Straight  elevated   male
Stacking Profile: 5.10mm - 40.00mm
Custom pin length



BB02-EA
1.27x2.54mm female header (socket)
6 to 100 contacts
Female dual row through hole connector
Straight 
Profile: 4.60mm
Choice of pin length



BB02-EC
1.27x2.54mm female header (socket)
6 to 70 contacts
Female dual row through hole connector
Straight 
Profile: 8.50mm
Choice of pin length



BB02-FA
2.00mm pin header
6 to 60 contacts
Male dual row through hole connector
Straight 
Profile: 1.00mm
Custom pin lengths



BB02-FB
2.00mm pin header
2 to 40 contacts
Male single row through hole connector
Straight or right angle 
Profile: 1.50mm or 2.00mm options for straight type, 2.00mm for right angle type
Custom pin lengths
Contact height above PCB: 1.00mm (right angle version)
Perfect for planar mating with BB02-RK



BB02-FD
2.00mm pin header
4 to 80 contacts
Male dual row through hole connector
Straight or right angle 
Profile: 1.50mm or 2.00mm options for straight type, 4.00mm for right angle type
Custom pin lengths
Contact height above PCB (lower pins): 1.00mm (right angle version)



BB02-FG
2.00mm pin header
4 to 80 contacts
Male dual row through hole connector
Straight or right angle 
Profile: 4.00mm for straight type, 4.30mm for right angle type
Contact height above PCB (lower pins): 1.30mm (right angle version)



BB02-FM
2.00mm pin header
24 to 120 contacts
Male quad row through hole connector
Straight or right angle 
Profile: 1.50mm for straight type, 8.00mm for right angle type
Custom pin lengths
Contact height above PCB (lower pins): 1.00mm (right angle version)



BB02-FP
2.00mm box type pin header
6 to 68 contacts
Male dual row through hole connector
Straight 
Stacking Profile: 1.70mm
Shrouded



BB02-FQ
2.00mm box type pin header
6 to 68 contacts
Male dual row through hole connector
Right angle 
Profile: 5.60mm
Contact height above PCB (lower pins): 1.75mm
Shrouded



BB02-FS
2.00mm elevated box type pin header
6 to 50 contacts
Male dual row through hole connector
Straight  elevated   male
Stacking Profile: 3.70mm - 27.70mm
Custom pin lengths
Shrouded



BB02-FZ
2.00mm elevated pin header
4 to 80 contacts
Male dual row through hole connector
Right angle  elevated   male
Profile: 4.00mm
Custom pin lengths
Contact height above PCB (lower pins): 1.00mm



BB02-GA
2.00mm female header (socket)
8 to 120 contacts
Female quad row through hole connector
Straight 
Profile: 6.30mm



BB02-GD
2.00mm female header (socket)
2 to 40 contacts
Female single row through hole connector
Straight or right angle 
Profile: 4.30mm for straight type, 2.80mm for right angle type
Contact height above PCB: 1.60mm (right angle version)



BB02-GH
2.00mm female header (socket)
4 to 80 contacts
Female dual row through hole connector
Straight 
Profile: 4.00mm or 4.30mm
Choice of pin length



BB02-GK
2.00mm female header (socket)
4 to 50 contacts
Female dual row through hole connector
Right angle 
Profile: 5.00mm
Side entry
Contact height above PCB (lower pins): 1.90mm



BB02-GL
2.00mm female header (socket)
6 to 80 contacts
Female dual row through hole connector
Right angle 
Profile: 4.85mm
Side entry
Contact height above PCB (lower pins): 1.50mm



BB02-GM
2.00mm female header (socket)
6 to 80 contacts
Female dual row through hole connector
Straight 
Profile: 4.30mm
Dual entry type - also suitable for bottom entry applications
Pitch: 5.00mm or 6.00mm



BB02-GP-A
2.00mm elevated female header (socket)
4 to 80 contacts
Female dual row through hole connector
Straight  elevated   female
Profile: 7.10mm - 1.50mm spacer
Choice of elevation height



BB02-GW
2.00mm elevated female header (socket)
16 to 120 contacts
Female quad row through hole connector
Straight  elevated   female
Profile: 9.35mm
Custom heights available



BB02-HA
2.54mm pin header
2 to 40 contacts
Male single row through hole connector
Straight or right angle 
Profile: 2.54mm
Custom pin lengths
Contact height above PCB: 1.27mm (right angle ‘D’ version)
Perfect for planar mating with BB02-JE



BB02-HC
2.54mm pin header
2 to 40 contacts
Male single row through hole connector
Straight 
1.50mm high insulator
Choice of pin material



BB02-HD
2.54mm elevated pin header
2 to 40 contacts
Male single row through hole connector
Straight  elevated   male
Stacking Profile: 5.08mm - 41.00mm
Custom pin lengths
Choice of pin material



BB02-HE
2.54mm pin header
4 to 80 contacts
Male dual row through hole connector
Straight or right angle 
Profile: 2.54mm for straight type, 5.08mm for right angle type
Custom pin lengths
Choice of pin material
Contact height above PCB (lower pins): 1.27mm (right angle version)



BB02-HF
2.54mm elevated box type pin header
6 to 64 contacts
Male dual row through hole connector
Straight  elevated   male
Stacking Profile: 5.20mm - 28.70mm
Custom pin lengths
Shrouded



BB02-HJ
2.54mm pin header
4 to 80 contacts
Male dual row through hole connector
Straight 
1.50mm high insulator
Custom pin lengths



BB02-HL
2.54mm pin header
9 to 120 contacts
Male triple row through hole connector
Straight or right angle 
Profile: 2.54mm for straight type 7.62mm for right angle type
Custom pin lengths
Choice of pin material
Contact height above PCB (lower pins): 1.27mm (right angle version)



BB02-HQ
2.54mm box type pin header
6 to 64 contacts
Male dual row through hole connector
Straight or right angle 
Profile: 9.10mm for straight type, 9.20mm for right angle type
Stacking Profile: 2.70mm
Choice of pin material
Contact height above PCB (lower pins): 3.48mm (right angle version)
Shrouded



BB02-JB
2.54mm female header (socket)
2 to 40 contacts
Female single row through hole connector
Straight or right angle 
Profile: 8.50mm for straight type, 2.50mm for right angle type
Contact height above PCB: 1.25mm (right angle version)



BB02-JC
2.54mm elevated female header (socket)
2 to 40 contacts
Female single row through hole connector
Straight  elevated   female
Profile options: 8.50mm, 11.05mm, 13.59mm, 16.13mm, 18.67mm



BB02-JE
2.54mm female header (socket)
2 to 40 contacts
Female single row through hole connector
Straight or right angle 
Profile: 5.00mm for straight type, 2.54mm right angle type
Dual beam folded contacts
Perfect centreline for planar mating with BB02-HA & BB02-TK



BB02-JF
2.54mm female header (socket)
2 to 40 contacts
Female single row through hole connector
Straight 
Profile: 7.10mm



BB02-JJ
2.54mm female header (socket)
2 to 40 contacts
Female single row through hole connector
Right angle 
Profile: 3.40mm
Side entry
7.62x2.54mm pitch footprint
Contact height above PCB: 1.89mm



BB02-JL
2.54mm female header (socket)
3 to 40 contacts
Female single row through hole connector
Straight 
Profile: 5.00mm
Dual Entry
Dual beam folded contacts



BB02-JM
2.54mm female header (socket)
4 to 80 contacts
Female dual row through hole connector
Right angle 
Profile: 5.95mm
Side entry
Contact height above PCB (lower pins): 1.86mm



BB02-JT
2.54mm female header (socket)
2 to 40 contacts
Female single row through hole connector
Straight 
Profile: 3.50mm



BB02-KA
2.54mm female header (socket)
4 to 80 contacts
Female dual row through hole connector
Straight or right angle 
Profile: 8.50mm for straight type, 5.00mm for right angle type
Contact height above PCB (lower pins): 1.23mm (right angle version)



BB02-KD
2.54mm elevated female header (socket)
4 to 80 contacts
Female dual row through hole connector
Straight  elevated   female
Profile options: 8.50mm, 11.05mm, 13.59mm, 16.13mm, 18.67mm
Choice of pin and insulator heights



BB02-KF
2.54mm female header (socket)
4 to 80 contacts
Female dual row through hole connector
Straight 
Profile: 5.00mm
With standoffs
Dual beam folded contacts



BB02-KG
2.54mm female header (socket)
4 to 80 contacts
Female dual row through hole connector
Straight 
Profile: 6.80mm
Closed bottom connector



BB02-KH
2.54mm female header (socket)
4 to 80 contacts
Female dual row through hole connector
Straight 
Profile: 7.10mm



BB02-KK
2.54mm female header (socket)
4 to 80 contacts
Female dual row through hole connector
Straight 
Profile: 8.50mm
Dual beam folded contacts



BB02-KM
2.54mm female header (socket)
4 to 80 contacts
Female dual row through hole connector
Straight 
Profile: 5.00mm
With standoffs
Dual entry
Dual beam folded contacts



BB02-KT
2.54mm female header (socket)
4 to 80 contacts
Female dual row through hole connector
Straight 
Profile: 11.00mm
Long 12.20mm pins



BB02-KW
2.54mm female header (socket)
6 to 72 contacts
Female dual row through hole connector
Straight or right angle 
Profile: 8.50mm for straight type, 7.00mm for right angle type
Optional polarisation bump
Contact height above PCB (lower pins): 1.73mm (right angle version)



BB02-KZ
2.54mm female header (socket)
4 to 80 contacts
Female dual row through hole connector
Straight 
Profile: 3.50mm
Available in tape and reel packaging



BB02-LA
2.54mm female header (socket)
9 to 120 contacts
Female triple row through hole connector
Straight 
Profile: 8.50mm



BB02-LB
2.54mm elevated female header (socket)
9 to 96 contacts
Female triple row through hole connector
Straight  elevated   female
Profile options: 11.05mm, 13.59mm, 16.13mm, 18.67mm
Choice of pin and insulator heights



BB02-LD
2.54mm female header (socket)
4 to 80 contacts
Female dual row through hole connector
Straight 
Profile: 7.60mm
Dual entry



BB02-NB
1.27mm pin header
2 to 33 contacts
Male single row through hole connector
Right angle 
Profile: 2.50mm
0.40mm square post.
Contact height above PCB (lower pins): 1.25mm
Custom pin lengths offered as standard



BB02-NC
1.27mm pin header
2 to 33 contacts
Male single row through hole connector
Straight 
Choice of insulator height: 1.00mm, 1.50mm, 1.70mm, 2.00mm or 2.54mm
0.40mm square post.
Custom pin lengths offered as standard



BB02-NH
1.27mm pin header
2 to 50 contacts
Male single row through hole connector
Right angle 
Profile: 2.50mm
Choice of insulator sizes: 2.54mm, 1.70mm, 1.40mm
0.46mm square post.
Custom pin lengths offered as standard
Contact height above PCB: 1.25mm



BB02-NM
1.27mm elevated pin header
2 to 50 contacts
Male single row through hole connector
Straight  elevated   male
Stacking Profile: 2.00mm - 36.00mm
Choice of 4 insulator heights
0.46mm square post



BB02-NU
1.27mm female header (socket)
2 to 33 contacts
Female single row through hole connector
Straight 
Profile: 3.40mm
Suitable for 0.46mm ø square pins



BB02-RK
2.00mm female header (socket)
2 to 40 contacts
Female single row through hole connector
Straight or right angle 
Profile: 6.35mm for straight type, 2.00mm for right angle type
Contact height above PCB: 1.00mm (right angle version)
Perfect for planar mating with BB02-FB
Available in tube



BB02-RL
2.00mm female header (socket)
4 to 80 contacts
Female dual row through hole connector
Straight or right angle 
Profile: 6.35mm for straight type, 4.00mm for right angle type
Contact height above PCB (lower pins): 1.00mm (right angle version)



BB02-RM
2.00mm elevated pin header
2 to 40 contacts
Male single row through hole connector
Straight  elevated   male
Stacking Profile: 3.00mm - 38.20mm
Custom pin lengths



BB02-RN
2.00mm elevated pin header
4 to 80 contacts
Male dual row through hole connector
Straight  elevated   male
Stacking Profile: 4.00mm - 38.20mm
Custom pin lengths



BB02-RP
2.00mm female header (socket)
6 to 80 contacts
Female dual row through hole connector
Straight 
Profile: 4.00mm
With polarising tab



BB02-RQ
2.00mm female header (socket)
9 to 120 contacts
Female triple row through hole connector
Straight or right angle 
Profile: 6.35mm for straight type, 6.00mm for right angle type
Contact height above PCB (lower pins): 1.00mm (right angle version)
Perfect for planar mating with BB02-RR



BB02-RR
2.00mm pin header
9 to 120 contacts
Male triple row through hole connector
Straight or right angle 
Profile: 2.00mm for straight type, 6.00mm for right angle type
Custom pin lengths
Contact height above PCB (lower pins): 1.00mm (right angle version)
Perfect for planar mating with BB02-RQ



BB02-TC
2.54mm pin header
2 to 40 contacts
Male single row through hole connector
Straight 
2.54mm high insulator
Custom pin lengths
Insulator Material: High temperature LCP
Through hole part compatible for surface mount process
Insulator standoffs allow solder paste to sit beneath



BB02-TE
2.54mm elevated pin header
9 to 120 contacts
Male triple row through hole connector
Straight  elevated   male
Stacking Profile: 5.10mm - 41.00mm
Custom pin lenghts



BB02-TF
2.54mm pin header
4 to 60 contacts
Male dual row through hole connector
Straight 
2.54mm high insulator
Custom pin lenghts
Insulator Material: High temperature LCP
Through hole part compatible for surface mount process
Insulator standoffs allow solder paste to sit beneath



BB02-TG
2.54mm elevated pin header
4 to 80 contacts
Male dual row through hole connector
Straight  elevated   male
Stacking Profile: 5.10mm - 41.00mm
Custom pin lengths
Choice of pin material



BB02-TK
2.54mm 
2 to 40 contacts
Male single row through hole connector
Right angle  elevated   male
Profile: 2.50mm
Custom pin lengths
Contact height above PCB: 1.27mm
Perfect centreline for planar mating with BB02-JE



BB02-UG
3.96mm pin header
2 to 24 contacts
Male single row through hole connector
Straight 
Profile: 3.18mm
Choice of 5 pin length variations



BB02-UH
3.96mm pin header
2 to 24 contacts
Male single row through hole connector
Right angle 
Profile: 3.18mm
Choice of 5 pin length variations
Contact height above PCB: Mutiple options - see drawing



BB02-UJ
3.96mm elevated pin header
2 to 24 contacts
Male single row through hole connector
Straight  elevated   male
Stacking Profile: 6.36mm - 19.80mm
5 standard pin lengths
Custom pin lengths available



BB02-US
3.96mm female header (socket)
2 to 24 contacts
Female single row through hole connector
Straight 
Profile: 8.89mm
Dual Contact Design
Available in tape and reel packaging



BB02-VA
5.08mm pin header
2 to 20 contacts
Male single row through hole connector
Straight 
Profile: 2.54mm



BB02-VB
5.08mm pin header
2 to 20 contacts
Male single row through hole connector
Right angle 
Profile: 2.54mm
Contact height above PCB: 3.125mm



BB02-VC
5.08mm pin header
2 to 20 contacts
Male single row through hole connector
Straight  elevated   male
Stacking Profile: 5.00mm - 29.00mm
Custom pin lengths available



BB02-VM
5.08mm female header
2 to 20 contacts
Female single row through hole connector
Straight 
Profile: 9.35mm
Dual Contact Design
Top Entry



BB02-WD
1.00mm female header (socket)
2 to 40 contacts
Female single row through hole connector
Straight 
Profile: 2.10mm
Available in tube packaging



BB02-YC
1.00mm pin header
4 to 80 contacts
Male dual row through hole connector
Straight 
Profile: 1.50mm



BB02-YG
1.00mm elevated pin header
6 to 80 contacts
Male dual row through hole connector
Straight  elevated   male
Stacking Profile: 2.40mm - 20.00mm
Custom pin lengths



BB02-YJ
1.00mm pin header
2 to 40 contacts
Male single row through hole connector
Straight 
1.00mm high insulator



BB02-YL
1.00mm elevated pin header
2 to 40 contacts
Male single row through hole connector
Straight  elevated   male
Stacking Profile: 5.10mm - 20.00mm
Custom pin lengths



BB02-YM
1.00mm pin header
4 to 40 contacts
Male single row through hole connector
Right angle 
Profile: 1.27mm
Contact height above PCB: 0.635mm



 

 

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No. 139 Wuhan Rd., Longtan Township, Taoyuan County, Taiwan 32549
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