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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.

Image Part Manufacturer Description Stock Action
95278-501B72LF Amphenol Communications Solutions
BERGSTIK STR DR S...
5,630
In-stock
Inquiry
78233-448HLF Amphenol Communications Solutions
BERGSTIK II .100CC...
2,400
In-stock
Inquiry
10143922-115KLF Amphenol Communications Solutions
VERTICAL HEADER
1,140
In-stock
Inquiry
77313-101T72LF Amphenol Communications Solutions
BERGSTIK
4,500
In-stock
Inquiry
77319-104-36LF Amphenol Communications Solutions
BERGSTIK
4,070
In-stock
Inquiry
93689-506-10LF Amphenol Communications Solutions
BERGSTIK PRESS F...
5,850
In-stock
Inquiry
68004-201HLF Amphenol Communications Solutions
BERGSTIK II 100CC ...
2,060
In-stock
Inquiry
10137925-0241LF Amphenol Communications Solutions
CONN PWR3.0 R/A SMT
5,750
In-stock
Inquiry
10137784-03221LF Amphenol Communications Solutions
CONN PWR4.2 HCC RA
7,560
In-stock
Inquiry
10147580-0821121LF Amphenol Communications Solutions
CONN POWER4.2 RA H...
5,550
In-stock
Inquiry
77313-420-06LF Amphenol Communications Solutions
BERGSTIK
4,060
In-stock
Inquiry
95278-804A06LF Amphenol Communications Solutions
BERGSTIK
2,690
In-stock
Inquiry
10142928-111KLF Amphenol Communications Solutions
HORIZONTAL HEADE...
7,280
In-stock
Inquiry
68022-122HLF Amphenol Communications Solutions
BERGSTIK II DR R/...
6,310
In-stock
Inquiry
95278-106A20LF Amphenol Communications Solutions
BERGSTIK
1,730
In-stock
Inquiry
10131319-08212GRLF Amphenol Communications Solutions
CONN HEADER VERT
2,730
In-stock
Inquiry
10112684-F01-04ALF Amphenol Communications Solutions
CONN HEADER
7,480
In-stock
Inquiry
77311-518-30LF Amphenol Communications Solutions
BERGSTIK HDR SR -...
7,190
In-stock
Inquiry
67998-136HLF Amphenol Communications Solutions
BERGSTIK II 100CC ...
5,510
In-stock
Inquiry
10144700-103KLF Amphenol Communications Solutions
VERTICAL HEADER
5,000
In-stock
Inquiry