Pluggable Connectors - Accessories

Image	Part Number	Description / PDF	Quantity	Rfq
	10099106-011LF Storage & Server IO (Amphenol ICC)	CONN LIGHT PIPE FOR SFP+ CAGE	0
	D029-50197 JAE Electronics	ACCY CONNECTOR CLIP	0
	58477-002 Storage & Server IO (Amphenol ICC)	CONN CAP FOR EYEMAX 12X	0
	0745480109 Woodhead - Molex	CONN EMI HSG FOR IPASS SERIES	0
	0747540043 Woodhead - Molex	SFP+ 1X4 LIGHT PIPE ASSY, LOW PR	0
	0745480112 Woodhead - Molex	CONN EMI HSG FOR IPASS SERIES	0
	D045-51508 JAE Electronics	CONNECTOR INFINIBAND	0
	0745480117 Woodhead - Molex	CONN EMI HSG FOR IPASS SERIES	0
	D045-51542 JAE Electronics	CONN INFINIBAND 12X BACKSHELL	0
	D253-50436R JAE Electronics	CONNECTOR INFINIBAND	0
	1065013000 Woodhead - Molex	CONN ADAPTER SHELL FOR SFP SYST	0
	10019362-001 Storage & Server IO (Amphenol ICC)	CONN CAP FOR EYEMAX 4X	0
	D253-50437R JAE Electronics	CONNECTOR INFINIBAND	0
	1829903-2 TE Connectivity AMP Connectors	CONN HEAT SINK FOR SFP CAGE	0
	1761073-1 TE Connectivity AMP Connectors	CONN HSG FOR HSSDC2 PLUGS	0
	5390318-5 TE Connectivity AMP Connectors	METAL GBIC GUIDE,2.03, LF	0
	10099116-002LF Storage & Server IO (Amphenol ICC)	QSFP HEAT SINK CLIP	0
	0745480214 Woodhead - Molex	CONN EMI HSG FOR IPASS SERIES	0
	FX16-3032PCFB Hirose	CONNECTOR	0
	0541842211 Woodhead - Molex	CONN TOP CVR FOR SERIAL I/O CONN	0

Pluggable Connectors - Accessories

1. Overview

Pluggable connectors and their accessories are modular electronic components designed to enable rapid, tool-free connection and disconnection of electrical circuits. They serve as critical interfaces in systems requiring maintenance flexibility, scalability, and high reliability. These components are essential in telecommunications, data centers, industrial automation, and consumer electronics, where they ensure seamless signal and power transmission while minimizing downtime during upgrades or repairs.

2. Major Types & Functional Classification

Type	Functional Features	Application Examples
Fiber Optic Connectors (LC, SC, MPO)	High-speed optical signal transmission, low insertion loss	Data center backbone networks, 5G infrastructure
Copper Cable Connectors (RJ45, USB-C)	Power and data transmission over twisted pair or coaxial cables	Ethernet switches, IoT devices
High-Speed Backplane Connectors	Differential signaling with impedance control for >25 Gbps rates	Telecom routers, military radar systems
Modular Adapter Panels	Interface conversion (e.g., SC to LC), density optimization	Hybrid network cabinets, test equipment

3. Structure & Composition

Typical pluggable connectors consist of:

Contact Elements: Phosphor bronze or beryllium copper with gold/silver plating for conductivity
Insulation Housing: High-temperature resistant LCP or nylon for dimensional stability
Shielding Shell: Metal (aluminum, steel) or conductive polymer for EMI protection
Latching Mechanism: Push-pull, bayonet, or threaded coupling for secure mating

4. Key Technical Specifications

Parameter	Importance
Insertion Loss ( 0.5 dB)	Determines signal integrity in high-frequency applications
Voltage Standing Wave Ratio (VSWR 1.5:1)	Indicates impedance matching quality
Operating Temperature (-55 C to +125 C)	Defines environmental durability limits
Mating Cycles ( 500 cycles)	Directly impacts maintenance lifecycle costs
Current Carrying Capacity (1-10A per contact)	Dictates power delivery capabilities

5. Application Fields

Primary industries include:

Telecommunications: 5G base stations, optical line terminals
Data Centers: 400Gbps QSFP-DD interconnects, storage area networks
Industrial Automation: Programmable logic controllers (PLCs), sensor hubs
Medical Equipment: MRI machine data links, patient monitoring systems

Case Study: Google's AI server clusters utilize 800Gbps OSFP connectors for GPU interlinks, achieving 40% lower latency compared to traditional QSFP designs.

6. Leading Manufacturers & Products

Manufacturer	Representative Product
TE Connectivity	MULTI-BEAM X High-Speed I/O Connector
Amphenol	Opti-Speed Active Optical Cable Assembly
Molex	Peregrine 112Gbps Backplane System
3M	Fiber Optic LX.5 Connector for 400G Ethernet

7. Selection Recommendations

Key considerations:

Application Requirements: Signal type (analog/digital), frequency range, power needs
Environmental Factors: Vibration resistance, corrosion protection (IP67-rated for outdoor use)
Standards Compliance: IEEE 802.3bs (400G Ethernet), RoHS, REACH
Total Cost of Ownership: Evaluate connector durability against replacement frequency

8. Industry Trends

Emerging developments include:

Transition to 1.6Tbps+ optical engines with silicon photonics integration
Adoption of liquid cooling compatible connectors for high-density server racks
AI-driven predictive maintenance systems using embedded connector sensors
Miniaturization (e.g., SFP-DD to OSFP-XD size reduction) for 800G+ modules
Increased use of composite materials to reduce weight in aerospace applications