Accessories

Part Number	Description / PDF	Quantity
AT2107A NKK Switches	BEZEL BLACK FOR M/M2100 SER	0
AT4153-001 NKK Switches	REPL KEY KEYSWITCH/LOCK	357282
AT4153-002 NKK Switches	SW KEY HIGH SECURITY SW KEY #02	1
AT532H NKK Switches	NUT DRESS CAP 1/4-40 3MM HEIGHT	28300
AT2107E NKK Switches	SW CAP .614" BEZEL M2100 YELLOW	49
AT4124-004 NKK Switches	REPLACEMENT KEY FOR SK MEDIUM	35
AT3009C NKK Switches	ROTARY KNOB NR01 RED FLANGE	67
AT618F NKK Switches	LED SINGLE ELEMENT GREEN	295
AT630F NKK Switches	LAMP SUPER BRIGHT GREEN LED	71
AT4153-011 NKK Switches	SW KEY HIGH SECURITY SW KEY #11	1
AT4146-001 NKK Switches	SW KEY TUBULAR HIGH SECURITY #01	41
AT082A NKK Switches	SW HARDWARE TERMINAL SCREW S-300	200
AT548 NKK Switches	SMARTSWITCH HOUSING PANEL MOUNT	16856
IS-SPA2X2A NKK Switches	OVERLAY 2X2 CN2476 2PK	0
AT4152-009 NKK Switches	SW KEY TUBULAR HIGH SECURITY #09	21
AT622C NKK Switches	LED 2 ELEMENT RED T-1 3/4 SLIDE	0
AT4152-020 NKK Switches	SW KEY TUBULAR HIGH SECURITY #20	31
AT4146-021 NKK Switches	SW KEY TUBULAR HIGH SECURITY #21	30
AT635C NKK Switches	LED 1 ELEMNT RED T-1 1/2 BIPIN	3363
AT109 NKK Switches	CAP EXTRACTOR FOR MULT SERIES	239

Accessories

1. Overview

Switches Accessories refer to supplementary components that enhance the functionality, connectivity, and management of network switches. These accessories are critical in modern networking infrastructure, enabling efficient data transmission, power distribution, and system integration across industries.

2. Main Types and Functional Classification

Type	Functional Features	Application Examples
Network Cables	Support data transfer (e.g., Cat6, Cat7, fiber optics) with varying bandwidths and shielding	Connecting switches to servers or endpoints in data centers
Power Over Ethernet (PoE) Injectors	Deliver power and data over a single Ethernet cable (IEEE 802.3af/at/bt compliant)	Powering IP cameras, VoIP phones, and wireless access points
Transceivers (SFP/QSFP)	Convert electrical signals to optical signals for high-speed transmission	Connecting switches in metro networks or backbone systems
Rack Mount Kits	Secure switches in standard 19-inch racks with adjustable mounting hardware	Organizing equipment in server rooms or telecom closets

3. Structure and Composition

A typical switch accessory combines mechanical and electrical components:

Enclosures: Metal or polymer housings for durability and EMI shielding
Connectors: RJ45, LC, or MPO interfaces with gold-plated contacts
Internal Circuits: Signal conditioning chips, power management modules, or optical conversion units
Cable Assemblies: Twisted-pair or fiber strands with PVC/LSZH jackets

4. Key Technical Specifications

Parameter	Unit	Importance
Port Density	Ports per unit	Determines scalability and space efficiency
Transmission Speed	Gbps	Impacts data throughput (e.g., 10/40/100/400Gbps)
Power Budget	Watts (W)	Defines maximum power deliverable to connected devices
Operating Temperature	C	Ensures reliability in harsh environments (-40 C to 85 C)

5. Application Fields

Telecommunications: 5G base stations, core routers
Smart Buildings: Access control systems, IoT sensor networks
Healthcare: PACS (Picture Archiving and Communication Systems) in hospitals
Industrial Automation: Connecting PLCs and SCADA systems

6. Leading Manufacturers and Products

Manufacturer	Representative Product
Cisco Systems	Cisco Catalyst 9200L Series Switch Accessories
Hewlett Packard Enterprise (HPE)	HPE Aruba 2930M Switch Modules
Juniper Networks	Juniper EX4650 Switch Transceivers

7. Selection Recommendations

Verify compatibility with switch models (e.g., SFP+ for 10Gbps ports)
Assess environmental conditions (e.g., industrial-grade PoE injectors for outdoor use)
Evaluate future scalability needs (modular vs. fixed configurations)
Compare certifications (e.g., CE, FCC, RoHS compliance)

8. Industry Trends

Key trends shaping switch accessories include:

Rise of 800Gbps+ optical transceivers driven by AI/ML workloads
Integration of Energy-Efficient Ethernet (EEE) to reduce power consumption
Adoption of software-defined networking (SDN) requiring programmable accessories
Growing demand for compact form factors (e.g., SFP-DD for high-density deployments)