Modular Connectors - Accessories

Part Number	Description / PDF	Quantity
MRJ-2586-20BP Storage & Server IO (Amphenol ICC)	CONN DUST CAP FOR MRJ SER RCPT	113
MRJ-2586-10BP Storage & Server IO (Amphenol ICC)	CONN DUST CAP FOR MRJ SER RCPT	67
MRJ258642BP Storage & Server IO (Amphenol ICC)	CONN DUST CAP FOR MRJ SER RCPT	1047
MRJ-258E-11BP Storage & Server IO (Amphenol ICC)	CONN BOOT FOR MRJ SERIES RJ PLUG	6
MRJ258622BP Storage & Server IO (Amphenol ICC)	CONN DUST CAP FOR MRJ SER RCPT	444
MRJ258612BP Storage & Server IO (Amphenol ICC)	CONN DUST CAP FOR MRJ SER RCPT	91
FRJ2411 Storage & Server IO (Amphenol ICC)	CONN DUST CAP FOR RJ45 CONNECTOR	27274
MRJ258601BP Storage & Server IO (Amphenol ICC)	CONN DUST CAP FOR MRJ SER RCPT	78
MRJ258A01BP Storage & Server IO (Amphenol ICC)	CONN GASKET FOR MRJ SER RCPT	0
RJSSE248501 Storage & Server IO (Amphenol ICC)	LIGHT PIPE FOR RJSSE SERIES	0
91210-101LF Storage & Server IO (Amphenol ICC)	CONN MOD JACK	0

Modular Connectors - Accessories

1. Overview

Modular connectors accessories are complementary components designed to enhance the functionality, durability, and performance of modular connectors. These accessories ensure secure connections, environmental protection, and mechanical stability in diverse applications. They play a critical role in maintaining signal integrity and power transmission efficiency in modern electronic systems.

2. Main Types and Functional Classification

Type	Functional Features	Application Examples
Dust Covers	Protect interfaces from particulate contamination	Network switches, industrial sensors
Strain Relief Kits	Reduce mechanical stress on cable terminations	Robotics, automation equipment
Mounting Brackets	Secure connectors to panels or enclosures	Telecom racks, control cabinets
Adapter Sleeves	Enable cross-compatibility between connector standards	Multimedia devices, test equipment
Test Caps	Facilitate continuity and insulation testing	Field deployment verification

3. Structure and Composition

Typical modular connector accessories consist of:

High-impact thermoplastic housing (UL94 V-0 rated)
Corrosion-resistant metal components (stainless steel/zinc alloy)
Elastomer seals for IP protection (IP65-IP68)
Integrated polarization keys for correct mating alignment
EMI shielding layers (conductive elastomer or metal plating)

4. Key Technical Specifications

Parameter	Value Range	Importance
Operating Voltage	50V-600V AC/DC	Determines power handling capability
Contact Resistance	10m	Affects signal integrity
Operating Temperature	-40 C to +125 C	Environmental reliability
Mating Cycles	500-10,000 cycles	Service life expectancy
Insulation Resistance	100M	Safety and performance

5. Application Fields

Key industries include:

Telecommunications (5G base stations, fiber nodes)
Industrial Automation (PLC systems, sensor networks)
Data Centers (server racks, storage arrays)
Medical Equipment (MRI machines, patient monitors)
Consumer Electronics (smart home devices, wearables)

6. Leading Manufacturers and Products

Manufacturer	Key Products
TE Connectivity	DEUTSCH DT series accessories
Amphenol	Industrial circular connector kits
Molex	Mini50 header accessories
Delphi	Automotive-grade sealed connectors
3M	Electrostatic discharge (ESD) protection modules

7. Selection Guidelines

Key considerations:

Environmental conditions (temperature, humidity, vibration)
Signal type and frequency requirements
Space constraints and mounting options
Regulatory compliance (RoHS, REACH, UL)
Total cost of ownership (durability vs initial cost)

Case Study: In smart factory deployments, selecting IP67-rated strain relief accessories reduced cable failure rates by 76% in robotic arm applications.

8. Industry Trends

Emerging developments:

Miniaturization for IoT device integration
High-speed data transmission support (>25Gbps)
Smart connectors with built-in diagnostics
Biodegradable polymer materials for eco-compliance
Hybrid optical-electrical interface accessories
Industry 4.0-enabled condition monitoring features