Keystone - Inserts

Part Number	Description / PDF	Quantity
CJUD6X88TGEI Panduit Corporation	CAT6A UP/DOWN 45 DEGREE TG WIREC	15
NKRSMBBLY Panduit Corporation	NK RCA MODULE	0
CJ588BUY Panduit Corporation	CATEGORY 5E, RJ45, LEADFRAME, 8-	291525
RJ11FC3-W HellermannTyton	INSERT 6P6C JACK TO IDC CONN	0
CJ688TPVL Panduit Corporation	MINI-COM MODULE, CAT 6, UTP, 8 P	50
CJK688TGBU Panduit Corporation	MINI-COM KEYED MODULE, CAT 6, UT	25350
CJ5E88TGGR Panduit Corporation	CATEGORY 5E, RJ45, 8-POSITION, 8	104570
39509040010 HARTING	INSERT RJ45 JACK COUPLER	10
CJT6X88TGRD Panduit Corporation	MINI-COM MODULE, CAT6A, 28/30 AW	90
CJUD688TGVL Panduit Corporation	CAT6 UP/DOWN 45 DEGREE TG WIRECA	25
CJLR688TGBU-24 Panduit Corporation	CAT6 LEFT/RIGHT 45 DEGREE TG WIR	5548
NK688MIW Panduit Corporation	INSERT RJ45 JACK TO IDC CONN	56825
CJ5E88TGGR-24 Panduit Corporation	CATEGORY 5E, RJ45, 8-POSITION, 8	697584
CJSM6X88TG Panduit Corporation	MINI-COM MODULE, CAT 6A, SHIELDE	260
CJLR6X88TGVL Panduit Corporation	CAT6A LEFT/RIGHT 45 DEGREE TG WI	25
J00029B0061 Telegärtner	AMJ COUPLER K CAT.6A	24
1656356 Phoenix Contact	INSERT 6P6C JACK COUPLER	0
CMUSBAAIW Panduit Corporation	MINI-COM USB 2.0 FEMALE A/FEMALE	1064
NLJ-6503 Quest Technology International	LOCJACK SECURITY KEYSTONE JACK	307
J00029K0050 Telegärtner	UMJ-MODULE K CLASS EA 500 T568A	12

Keystone - Inserts

1. Overview

Keystone inserts are modular interface components designed to facilitate secure and reliable signal or power transmission in structured cabling systems. As standardized interconnect solutions, they serve as fundamental building blocks in telecommunications, networking, and audio/video infrastructure. Their interchangeable design enables rapid deployment and scalability in environments requiring high-density connectivity solutions.

2. Main Types and Functional Classification

Type	Functional Characteristics	Application Examples
RJ45 Ethernet	8P8C configuration, supports 10/100/1000BASE-T networks	Network switches, PoE devices
RJ11/12	6P4C/6P6C configurations, voice/data transmission	Telephony systems, fax machines
Fiber Optic	LC/SC/MPO interfaces, single/multi-mode support	Data centers, backbone networks
Coaxial	75 /50 impedance, RF signal transmission	CCTV systems, satellite receivers
Composite	Multi-protocol integration (HDMI/USB/Power over Ethernet)	AV distribution systems

3. Structural Composition

Standard keystone inserts feature a three-part architecture: - Dielectric housing: High-temperature thermoplastic (LCP/PBT) with integrated strain relief - Contact array: Phosphor bronze conductors with 50 " gold plating (25 " minimum standard) - Latching mechanism: Molded polymer actuator with >20N retention force Optional EMI shielding employs 0.1mm thick phosphor bronze cans with 360 coverage.

4. Key Technical Specifications

Parameter	Value Range	Importance
Insertion Loss	0.5dB @100MHz	Signal integrity maintenance
Contact Resistance	10-30m (initial)	Power transmission efficiency
Withstand Voltage	1000VAC rms	Electrical safety compliance
Mating Cycles	750-1500 cycles	Service life prediction
Operating Temperature	-40 C to +85 C	Environmental adaptability

5. Application Fields

Telecommunications: Central office switching systems, DSLAM cabinets
Data Centers: 1U patch panels, high-density fiber distribution
Security Systems: IP camera connectivity, access control panels
Industrial Automation: PROFINET/Industrial Ethernet nodes
Residential: Smart home gateway integration

6. Leading Manufacturers and Products

Manufacturer	Product Line	Key Features
TE Connectivity	DEUTSCH DT Series	IP68-rated, automotive-grade durability
Amphenol	OptiCore OCX	100Gbps fiber optic transmission
Molex	Gigabit Ethernet	Shielded Cat6A compliance
Bel Stewart	Power over Ethernet	100W (IEEE 802.3bt) support
Panduit	NetKey HDX	28% smaller footprint than standard

7. Selection Guidelines

Key selection criteria include: - Signal type and bandwidth requirements (e.g., 25Gbps vs 100Gbps optics) - Environmental factors (temperature, vibration, EMI exposure) - Termination method compatibility (IDC/P CB/Welding) - Regulatory compliance (UL 94V-0, RoHS, REACH) - Cost/performance balance (gold thickness vs cycle life) Actual case: Selecting shielded fiber optic keystone inserts with MPO interfaces for 40Gbps backbone deployment in a Tier III data center.

8. Industry Trends

Current development trends include: - Miniaturization (SFP-DD/OSFP form factors) - Integrated PoE management (smart power negotiation) - Enhanced thermal performance (graphene-enhanced polymers) - Optical engine integration (on-board transceivers) - Sustainability focus (bio-based plastics, 100% recyclable metals)