High-Speed Quadrax Contacts

Amphenol Aerospace High-Speed Quadrax Contacts are made up of an outer contact with four inner contacts spaced to form two 100Ω or 150Ω controlled impedance differential pairs. Both contacts, when used in Amphenol MIL-DTL-38999 III and ARINC connectors, provide an excellent alternative for harsh environment applications. These applications include Ethernet 100 Base-T 100Ω, Gigabit Ethernet 1000 Base-T 100Ω, Fibre Channel 150Ω, IEEE1394B FireWire 110Ω. Amphenol Aerospace High-Speed Quadrax Contacts are gold-plated with crimp terminations. They offer low power consumption and EMI compatibility. 

Types of Circular MIL Spec Connectors

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Results: 71
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS Product MIL Type
Amphenol Aerospace Circular MIL Spec Contacts QUADRAX PI 49In Stock
236,67 €
Min.: 1
Mult.: 1
MIL-DTL-38999 III
Amphenol Aerospace Circular MIL Spec Contacts 38999 I III PC Twinax 14In Stock
192,30 €
169,63 €
Min.: 1
Mult.: 1
MIL-DTL-38999 III


Amphenol Aerospace Circular MIL Spec Contacts 38999 I II III CON 12 COAX PIN 16In Stock
34,42 €
29,93 €
Min.: 1
Mult.: 1
MIL-DTL-38999 II
Amphenol Aerospace Circular MIL Spec Contacts 38999 I III 8 DIFF TWX SKT CON 6In Stock
159,58 €
Min.: 1
Mult.: 1
MIL-DTL-38999 III
Amphenol Aerospace Circular MIL Spec Contacts 38999 III 8 SKT CONCNTRC TWIN 3In Stock
411,37 €
Min.: 1
Mult.: 1
MIL-DTL-38999 I, III


Amphenol Aerospace Circular MIL Spec Contacts CONTACT 4In Stock
178,60 €
Min.: 1
Mult.: 1
No
MIL-DTL-38999 III
Amphenol Aerospace Circular MIL Spec Contacts JT Series MIL-DTL-38999 II 9In Stock
78,48 €
69,90 €
68,55 €
67,70 €
Min.: 1
Mult.: 1
No
MIL-DTL-38999 I
Amphenol Aerospace Circular MIL Spec Contacts 8P 100 OHMS PIN 1In Stock
283,04 €
Min.: 1
Mult.: 1
MIL-DTL-38999 III
Amphenol Socapex Circular MIL Spec Contacts PIN SZ 8 TWINAX 3In Stock
85,13 €
Min.: 1
Mult.: 1
MIL-DTL-38999 I, III
Amphenol Aerospace Circular MIL Spec Contacts 8P 100 OHMS PIN 1In Stock
101,64 €
Min.: 1
Mult.: 1
MIL-DTL-38999 III
Amphenol Socapex Circular MIL Spec Contacts PIN SZ 8 TWINAX ARINC600 20In Stock
141,81 €
130,15 €
Min.: 1
Mult.: 1
MIL-DTL-38999 I, III
Amphenol Aerospace Circular MIL Spec Tools, Hardware & Accessories TV 8 QDRAX METAL SEAL PLUG PCB 23In Stock
105Expected 11/9/2026
12,68 €
11,24 €
10,81 €
10,28 €
Min.: 1
Mult.: 1
Accessories
Amphenol Aerospace Circular MIL Spec Contacts CONTACT QUADRAX 44In Stock
296,49 €
269,64 €
258,92 €
Min.: 1
Mult.: 1
MIL-DTL-38999 III
Amphenol Aerospace Circular MIL Spec Contacts TWINAX CONTACT 3In Stock
198,55 €
Min.: 1
Mult.: 1
No
MIL-DTL-38999 I, III
Amphenol Socapex Circular MIL Spec Contacts PIN SZ 8 TWINAX 50In Stock
172,57 €
152,22 €
146,77 €
145,71 €
Min.: 1
Mult.: 1
MIL-DTL-38999 I, III
Amphenol Aerospace Circular MIL Spec Contacts Bushing 75In Stock
61,28 €
54,48 €
52,38 €
50,64 €
Min.: 1
Mult.: 1
MIL-DTL-38999 III
Amphenol Aerospace Circular MIL Spec Contacts D38999/20MC35AN W/ PC CON 6In Stock
110,81 €
Min.: 1
Mult.: 1
Amphenol Aerospace Circular MIL Spec Contacts 8P Pin use with Cbl PIC E6A3824 128In Stock
1Expected 12/7/2026
309,27 €
296,91 €
Min.: 1
Mult.: 1
MIL-DTL-38999 III
Amphenol Aerospace Circular MIL Spec Contacts 8P Socket use W/ Cbl PIC E6A3824 46In Stock
663,34 €
Min.: 1
Mult.: 1
MIL-DTL-38999 III
Amphenol Aerospace Circular MIL Spec Contacts Socket Contact 73In Stock
220,77 €
Min.: 1
Mult.: 1
MIL-DTL-38999 I, III
Amphenol Aerospace Circular MIL Spec Contacts 38999 I III CON 8 PIN COAX 7In Stock
283,33 €
Min.: 1
Mult.: 1
No
MIL-DTL-38999 I, III
Amphenol Aerospace Circular MIL Spec Contacts 38999 III PIN 8 QUADRAX CONTAC 42In Stock
276,53 €
249,25 €
240,32 €
Min.: 1
Mult.: 1
MIL-DTL-38999 III
Amphenol Aerospace Circular MIL Spec Contacts 8P Socket use W/ Cbl GORE RCN8966-24 7In Stock
638,57 €
Min.: 1
Mult.: 1
MIL-DTL-38999 III
Amphenol Aerospace Circular MIL Spec Contacts QUADRAX CONTACT 14In Stock
206,86 €
179,04 €
Min.: 1
Mult.: 1
MIL-DTL-38999 III


Amphenol Aerospace Circular MIL Spec Contacts QUADRAX CONTACT PIN 100 OHM 18In Stock
156,89 €
151,54 €
Min.: 1
Mult.: 1
MIL-DTL-38999 III