Keystone - Inserts

Part Number	Description / PDF	Quantity
NKJ-5408 Quest Technology International	CAT5E TOOLESS KEYSTONE JACKS 8P8	0
U060-000-KP-WH Tripp Lite	USB 2.0 PANEL MOUNT COUPLER KEYS	42550
CJ588EIY Panduit Corporation	MINI-COM MODULE, CAT 5E, UTP, 8	21
ISSP2UC6XNNBL Panduit Corporation	30.5MM BLACK NOTCHED SSP WITH BL	50
CMBAWHY Panduit Corporation	ADAPTER, BNC 50OHM, MODULE BASE,	1
CJ688TPAW Panduit Corporation	MINI-COM MODULE, CAT 6, UTP, 8 P	1280
CJ5E88TGIW-24 Panduit Corporation	MINI-COM MODULE, CAT 5E, UTP, 8	31
CM35MSCWHY Panduit Corporation	STEREO COUPLER, 3.5MM, WHITE	17
CMSTEI Panduit Corporation	MODULE SUPPLIED WITH ONE ST MULT	14
CJLR6X88TGBL Panduit Corporation	CAT6A LEFT/RIGHT 45 DEGREE TG WI	25430
NK35MSCIG Panduit Corporation	MODULE	0
CJLR6X88TGBU-24 Panduit Corporation	CAT6A LEFT/RIGHT 45 DEGREE TG WI	48
CJ64IWY Panduit Corporation	MINI-COM MODULE, CAT 3, UTP, 6 P	14
CJ5E88TGBL Panduit Corporation	THE CATEGORY 5E, RJ45, 8-POSITIO	603550
CMHDMIIG Panduit Corporation	MINI-COM HDMI 1.4 TYPE A FEMALE/	2554
CJ588YLY Panduit Corporation	MINI-COM MODULE, CAT 5E, UTP, 8	3410
NKRSMWIWY Panduit Corporation	NK RCA MODULE	0
DN-93501-U/R ASSMANN WSW Components	INSERT RJ45 JACK TO IDC CONN	399
CJ6X88TGBU-24 Panduit Corporation	MINI-COM MODULE, CAT 6A, UTP, 8	2125832
SS-82010-001 Bel	MOD KEYSTONE CPLR CAT6 UNSHLD	4673

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)