Modular Connectors - Accessories

Part Number	Description / PDF	Quantity
PRJ0EX-BK/10T TMB	RJ PROSHELL EXTRA, BLACK (PK/10	100
09458450003 HARTING	CONN DUST CAP FOR MOD RJ45 ADAPT	42
31091 Socapex (Amphenol Pcd)	UCOM NEOPRENE RCPT CAP	0
SKRJ45RD-X Panduit Corporation	SMARTKEEPER RJ45 A BLOCKOUT DEVI	205980
NLJ-0012 Quest Technology International	LOCJACK SECURITY KEY RJ12	122
IPRJ-CAP-M NorComp	CONN PROTECT CAP FOR PANEL JACKS	0
RJ11FC7N Socapex (Amphenol Pcd)	CONN CAP FOR RJ11F SERIES RCPT	0
520853-1 TE Connectivity AMP Connectors	CONN BOOT PLUG 8POS ROUND CABLE	356
09453450000 HARTING	CONN HOOD FOR RJ45 JACKS	87
MRJ258612BP Storage & Server IO (Amphenol ICC)	CONN DUST CAP FOR MRJ SER RCPT	91
09155009911 HARTING	LOCK COVER (DIRT PROTECTION) FOR	0
1401013302KE RIA Connect / METZ CONNECT	INDUSTRY IP67 V1 BULKHEAD	22
09455950031 HARTING	CONN HOUSING FOR RJ45 JACKS	10
726154101 Würth Elektronik Midcom	CONN CAP FOR RJ45 CONNECTORS	26816
RJFRBC75 Socapex (Amphenol Pcd)	CONN PROTECT CAP RJF PANEL JACKS	196
PSL-DCJB-OR-C Panduit Corporation	CONN JACK MOD BLOCKOUT DEV 100PC	1
1607815 Phoenix Contact	CONN DUMMY MODULE	0
RJ11FC2B Socapex (Amphenol Pcd)	CONN CAP FOR RJ11F SERIES RCPT	156
TM-4-DC1 Hirose	CONN DUST CAP FOR 4 POS MOD JACK	5126
1407994 Phoenix Contact	CUC-PP-PATCHBAY	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