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Connectors, Interconnects

Connectors Interconnects covers the parts that join one circuit to another, from the AC inlet on a power supply chassis down to the tiny FFC connector holding a display ribbon in a handheld device. The category is broad. It includes AC power connectors, backplane and card edge types, banana and tip jacks for test benches, barrel power jacks, coaxial RF connectors, D-sub shells, circular connectors for industrial and mil-spec gear, fiber optic termini, board-to-board mezzanine parts, and between-series adapters for mating dissimilar interfaces. Nearly every assembled product contains several of these, and they show up in telecom racks, medical equipment, automotive harnesses, instrumentation, and consumer electronics alike. Buyers sourcing connectors tend to check a few things before anything else: mating cycle rating, contact plating (gold flash versus 30 microinch gold changes both price and life), current and voltage ratings per contact, wire gauge range, and the exact keying or polarization code, since one wrong suffix can mean a housing that looks right but will not mate. Pitch and footprint matter for board-level parts, and RF types add impedance and frequency range to the checklist. The real trade-off in this category is usually lead time against price. Franchised stock on popular TE, Molex, or Amphenol series can carry 12 to 20 week factory lead times when demand spikes, so many buyers turn to independent channels for shortages. That is where counterfeit risk creeps in, especially on high-value circular and mil-spec connectors, and it is worth asking for traceability and photos of labels and date codes before committing. Packaging preference matters too: cut tape versus full reel, or bagged versus tray, affects both price and how the parts run through your assembly process. You can check current stock and get a quote on any part number in this category at icxing.com.

Frequently Asked Questions

How do I make sure the connectors I buy from an independent distributor are not counterfeit?

Ask for full traceability paperwork, lot and date codes, and clear photos of the actual parts and labels before payment. Reputable independent distributors will also support third-party testing such as XRF plating analysis and decapsulation on higher-value parts. If a price is far below market on a shortage part, treat that as a warning sign.

The part number I need shows a long factory lead time. What are my options?

First check whether a different suffix of the same series (plating, keying, or packaging variant) is in stock, since those are often interchangeable for your build. Independent distributors frequently hold franchised excess or factory overruns on constrained series, so sending your full BOM for a shortage quote is usually faster than waiting on the standard lead time.

Does gold plating thickness actually matter when I select a connector?

Yes. Gold flash is fine for a few dozen mating cycles in a controlled environment, but connectors rated for hundreds of cycles typically specify 15 to 30 microinches of gold over nickel. Thinner plating saves cost but wears through to the base metal, which raises contact resistance and causes intermittent failures over time, especially in humid or high-vibration environments.

135,496 Records
Image Part Manufacturer Description Stock Action
0348996122 Molex
1.2MM SLD ASSY BLD...
5,460
In-stock
Inquiry
0348996042 Molex
1.2MM SLD ASSY BLD...
5,080
In-stock
Inquiry
5054321604 Molex
1.25 ROBUST W/B DUA...
1,040
In-stock
Inquiry
0348996080 Molex
1.2MM SLD ASSY BLD...
2,960
In-stock
Inquiry
2004880103 Molex
MINIFIT TPA2 SR P...
3,690
In-stock
Inquiry
0348994011 Molex
1.2MM SLD ASSY BLD...
1,550
In-stock
Inquiry
2004880106 Molex
MINIFIT TPA2 SR P...
2,710
In-stock
Inquiry
2004880105 Molex
MINIFIT TPA2 SR P...
7,920
In-stock
Inquiry
2004881105 Molex
MINIFIT TPA2 SR P...
2,450
In-stock
Inquiry
5054322402 Molex
1.25 ROBUST W/B DUA...
1,500
In-stock
Inquiry
5055701200 Molex
2.0W/B SINGLE REC H...
6,140
In-stock
Inquiry
0543343070 Molex
COMPACT ROBOT WT...
4,200
In-stock
Inquiry
5054322200 Molex
1.25 ROBUST W/B DUA...
1,600
In-stock
Inquiry
0543460071 Molex
SERVO MOTOR ENCO...
1,400
In-stock
Inquiry
5054322204 Molex
1.25 ROBUST W/B DUA...
1,220
In-stock
Inquiry
5054321406 Molex
1.25 ROBUST W/B DUA...
7,890
In-stock
Inquiry
5054321800 Molex
1.25 ROBUST W/B DUA...
6,790
In-stock
Inquiry
0466251200 Molex
MICROFIT 3.0 BMI S...
2,290
In-stock
Inquiry
5054321806 Molex
1.25 ROBUST W/B DUA...
4,080
In-stock
Inquiry
2004880102 Molex
MINIFIT TPA2 SR P...
5,560
In-stock
Inquiry