IE-3505-8P3S-A Cisco IE3500 w/ 8 GE PoE+ 3 GE SFP Adv Modular

Cisco IE3500 w/ 8 GE PoE+ 3 GE SFP Adv Modular

The Cisco IE-3505-8P3S-A advanced modular Ethernet switch is designed for industrial-grade networking. With 8 Gigabit PoE+ ports and 3 GE SFP slots, it ensures reliable connectivity, robust performance, and enhanced security for modern infrastructures.

General Information

• Brand: Cisco
• Part Number: IE-3505-8P3S-A
• Device Type: Ethernet Switch

Technical Information

• Technology: Wired
• Data Transfer Rate: 1 Gbps
• Protocol: Gigabit Ethernet
• Installed RAM: 8 GB

Compliance Standards

• IEEE 802.1d
• IEEE 802.1p
• IEEE 802.1q
• IEEE 802.1s
• IEEE 802.1w
• IEEE 802.1x

Supported Layers

• Layer 2
• Layer 3

Power Specifications

• Device Type: Power Supply
• Operational Consumption: 42 W
• Voltage Range: 12V to 54V
• MTBF: 454,728 hours

Key Features

• Robust industrial design
• Advanced network security
• IOx application hosting
• Fabric support network

PoE+ Capabilities

• PoE Supported: Yes
• PoE Power Consumption: 480 W

Data Handling

• MAC Address Table: 24,000 entries
• Jumbo Frame Support: 9,198 bytes

Remote Management Protocols

• DHCP
• Syslog
• HTTPS
• SNMP
• HTTP

Routing Protocols

• Inter-VLAN Routing
• Static Routing
• Open Shortest Path First
• OSPFv3
• Routing Information Protocol
• Policy-Based Routing

Security Algorithms

• Encryption: MACsec

Authentication Methods

• TACACS+
• RADIUS

Interfaces & Ports

• 8 × 1000/100/10M RJ45 Copper Ports
• 3 × 1G/100M SFP Ports
• 1 × RS-232 (via RJ-45)
• 1 × USB Type-C

Cisco IE-3505-8P3S-A IE3500 Series Ethernet Switch Overview

The Cisco IE-3505-8P3S-A IE3500 Rugged Series switch is engineered for industrial networking environments that demand high reliability, secure communication, and uninterrupted operational continuity. Designed with industrial-grade hardware architecture, this advanced modular switch supports 8 x 10/100/1000Base-T RJ-45 PoE+ ports alongside 3 x 1GbE SFP uplink interfaces, making it suitable for transportation systems, factory automation, utility substations, oil and gas infrastructures, smart cities, and intelligent manufacturing facilities.

Industrial networking requires significantly more durability and operational resilience than traditional enterprise deployments. The Cisco IE3500 rugged switch category is specifically optimized to withstand harsh environmental conditions such as vibration, shock, electromagnetic interference, temperature fluctuations, and dusty industrial spaces. The IE-3505-8P3S-A model integrates enterprise-class switching performance with industrial-grade security and advanced automation capabilities.

Industrial-Grade Rugged Design for Harsh Environments

The ruggedized chassis architecture of the Cisco IE-3505-8P3S-A enables stable deployment in highly demanding environments where standard commercial switches may fail. Industrial facilities frequently expose networking hardware to challenging operational conditions including high humidity, airborne contaminants, heavy vibration, and unstable power inputs. The IE3500 rugged switch family is engineered to maintain uninterrupted operation under such conditions.

The hardened enclosure design improves long-term durability while minimizing maintenance requirements in remote or inaccessible installations. Manufacturing plants, roadside traffic cabinets, railway control systems, power substations, and offshore industrial platforms benefit from the rugged construction that helps ensure network reliability around the clock.

Extended Temperature Operation

Industrial networking equipment must remain operational in both extremely hot and cold environments. The Cisco IE3500 Rugged Series supports extended temperature ranges that make the switch suitable for outdoor enclosures, warehouse deployments, transportation systems, and industrial control cabinets. The hardware platform is optimized for thermal stability, enabling dependable communication during continuous operation.

Shock and Vibration Resistance

Mechanical stability is critical in industrial environments that contain heavy machinery, moving vehicles, or continuous operational vibration. The Cisco IE-3505-8P3S-A industrial Ethernet switch incorporates rugged mechanical engineering that improves resistance against vibration and physical stress. This capability is especially beneficial in rail transportation systems, mining operations, and automated manufacturing facilities.

Advanced Gigabit Ethernet Connectivity

The Cisco IE-3505-8P3S-A provides high-performance Gigabit Ethernet connectivity for industrial edge networking applications. With 8 PoE+ enabled RJ-45 ports and 3 dedicated SFP uplink ports, the switch delivers flexible network expansion capabilities while supporting high-bandwidth industrial traffic.

Gigabit Ethernet infrastructure is essential for modern industrial applications that require real-time data transmission, high-definition surveillance, automated robotics, and industrial IoT communication. The IE3500 Rugged Series switch category supports low-latency communication and reliable packet forwarding for mission-critical operational technology networks.

8 x 10/100/1000Base-T PoE+ Ports

The integrated PoE+ copper ports simplify network infrastructure deployment by delivering both data and electrical power through a single Ethernet cable. Industrial devices such as IP surveillance cameras, wireless access points, industrial sensors, VoIP phones, badge readers, and remote monitoring systems can receive direct power from the switch without requiring separate electrical installations.

This integrated power delivery capability reduces infrastructure complexity while lowering installation costs in industrial facilities. The PoE+ functionality also improves deployment flexibility for remote industrial equipment where power outlets may not be readily available.

3 x 1GbE SFP Fiber Uplink Interfaces

The inclusion of three dedicated SFP ports provides flexible fiber uplink connectivity for long-distance communication and backbone integration. Fiber-optic connectivity enhances electromagnetic interference resistance while supporting secure and high-speed data transmission across industrial campuses and distributed operational environments.

Industrial networks often span large geographical areas where copper cabling limitations become problematic. Fiber uplinks support extended communication distances between control rooms, factory floors, substations, and outdoor operational sites without sacrificing signal integrity.

Enhanced Fiber Network Scalability

Fiber uplink scalability allows organizations to expand industrial networks while maintaining high throughput and reliable communication performance. The Cisco IE3500 industrial switch category supports modular network architectures that can adapt to evolving operational requirements.

Power over Ethernet Plus Capabilities

Power over Ethernet Plus technology plays a major role in modern industrial infrastructure. The Cisco IE-3505-8P3S-A supports PoE+ functionality that enables efficient device powering for industrial IoT applications, smart monitoring systems, and edge connectivity deployments.

Industrial facilities increasingly rely on connected devices that require both network access and electrical power. The PoE+ capabilities of the IE3500 rugged industrial switch simplify device deployment while supporting centralized power management.

Support for Industrial IoT Devices

Industrial IoT environments involve large numbers of connected sensors, monitoring systems, automation controllers, and intelligent operational devices. The Cisco IE3500 switch category is optimized to support these modern IoT infrastructures with secure and stable connectivity.

PoE+ technology allows organizations to rapidly deploy intelligent industrial devices without extensive electrical rewiring projects. This deployment flexibility improves scalability while reducing infrastructure downtime during expansion projects.

Simplified Cable Management

Combining power delivery and data communication through a single Ethernet cable significantly improves cable organization within industrial cabinets and network enclosures. Reduced cable complexity enhances airflow management, simplifies maintenance procedures, and improves overall infrastructure efficiency.

Centralized Power Administration

The Cisco IE-3505-8P3S-A enables centralized monitoring and management of connected powered devices. Administrators can remotely monitor device power consumption, control connected endpoints, and troubleshoot operational issues directly from the network infrastructure layer.

Advanced Security Features

Cybersecurity has become a critical requirement for industrial operational technology networks. Industrial environments increasingly face sophisticated cyber threats that target manufacturing systems, utility infrastructure, transportation systems, and industrial automation platforms. The Cisco IE3500 Rugged Series incorporates advanced security capabilities designed to protect industrial communication networks.

Network Segmentation and Access Control

The Cisco IE-3505-8P3S-A supports advanced segmentation technologies that isolate critical industrial systems from unauthorized access. Network segmentation improves operational security by separating production traffic, management communication, surveillance systems, and guest network services.

Role-based access control mechanisms further strengthen security policies by limiting administrative access according to user authorization levels. This layered approach reduces the risk of unauthorized network modifications and operational disruption.

Secure Device Authentication

Authentication mechanisms ensure that only authorized devices can access the industrial network infrastructure. Secure authentication policies help prevent rogue device connections while protecting sensitive industrial communication channels.

Encrypted Communication Support

Encryption technologies help safeguard operational data as it travels across industrial Ethernet networks. Secure communication channels reduce the risk of interception, manipulation, and unauthorized monitoring of industrial traffic.

Threat Detection and Network Monitoring

Industrial cybersecurity requires continuous visibility into network activity. The Cisco IE3500 industrial switch family supports intelligent monitoring capabilities that help identify suspicious behavior, traffic anomalies, and potential security threats.

Real-time network analytics improve operational awareness while enabling faster incident response and troubleshooting procedures. Industrial operators benefit from improved network transparency and enhanced security visibility.

Layer 2 and Layer 3 Switching Performance

The Cisco IE-3505-8P3S-A delivers advanced Layer 2 and Layer 3 switching capabilities that support modern industrial communication architectures. High-performance packet forwarding and intelligent traffic management improve overall network efficiency.

High-Speed Data Forwarding

Industrial automation systems require rapid communication between sensors, controllers, servers, and monitoring applications. The IE3500 Rugged Series switch category provides wire-speed forwarding performance that minimizes communication delays and supports real-time operational requirements.

Reliable switching performance is essential for industrial control systems where communication interruptions could negatively impact productivity, operational safety, or equipment functionality.

Dynamic Routing Support

Layer 3 routing capabilities improve network scalability by enabling efficient traffic distribution across industrial network segments. Dynamic routing protocols help optimize communication paths while enhancing network resilience.

VLAN Support for Traffic Isolation

Virtual LAN segmentation enables organizations to isolate industrial traffic categories for improved performance and security. VLAN deployment simplifies network organization while supporting structured communication policies within complex industrial infrastructures.

Quality of Service Optimization

Industrial networks often carry multiple traffic types simultaneously, including automation commands, video surveillance, voice communication, and management data. Quality of Service capabilities prioritize mission-critical traffic to ensure stable operational performance during periods of high network utilization.

Industrial Automation and Smart Applications

The Cisco IE-3505-8P3S-A industrial Ethernet switch category is widely utilized in industrial automation and Industry 4.0 deployments. Smart manufacturing facilities require highly connected infrastructures that support machine-to-machine communication, intelligent analytics, and automated production processes.

Factory Automation Networks

Industrial automation systems rely on deterministic communication between programmable logic controllers, robotic systems, industrial sensors, and supervisory control platforms. The Cisco IE3500 rugged switch series supports stable and low-latency communication that helps optimize production efficiency.

Modern factories increasingly adopt connected manufacturing technologies that depend on reliable Ethernet communication. The IE-3505-8P3S-A provides the connectivity foundation required for intelligent automation systems.

Industrial Robotics Integration

Robotic manufacturing environments require uninterrupted communication between centralized controllers and robotic production systems. Gigabit Ethernet connectivity supports rapid data exchange while maintaining synchronization across automated manufacturing operations.

Real-Time Operational Data Transmission

Industrial sensors continuously generate operational data related to temperature, pressure, motion, production output, and machine performance. The Cisco IE3500 industrial Ethernet switch enables efficient real-time transmission of this operational information for analytics and monitoring applications.

Transportation and Smart City Networking Solutions

The rugged architecture of the Cisco IE-3505-8P3S-A makes it highly suitable for transportation systems and smart city deployments. Transportation environments require networking equipment capable of withstanding constant vibration, temperature variation, and outdoor operational conditions.

Railway Communication Systems

Rail transportation infrastructures rely on secure and reliable communication networks for signaling systems, surveillance platforms, operational monitoring, and passenger information services. The Cisco IE3500 Rugged Series provides dependable connectivity for these mission-critical transportation applications.

Fiber uplink support enables long-distance communication between railway stations, operational centers, and field equipment while maintaining signal integrity and operational reliability.

Traffic Management Infrastructure

Smart traffic management systems depend on connected cameras, sensors, traffic controllers, and intelligent monitoring platforms. The PoE+ capabilities of the IE3500 industrial switch simplify deployment of roadside surveillance and traffic monitoring equipment.

Outdoor Surveillance Networks

Municipal surveillance systems require durable networking equipment capable of operating in outdoor conditions. The Cisco IE-3505-8P3S-A supports reliable video transmission for public safety monitoring and intelligent city infrastructure projects.

Connected Urban Infrastructure

Smart city deployments involve interconnected systems such as environmental sensors, intelligent lighting systems, transportation monitoring platforms, and public connectivity infrastructure. Industrial-grade Ethernet switches provide the connectivity foundation required for these integrated urban environments.

Network Redundancy and High Availability Features

Industrial operations cannot tolerate prolonged communication interruptions. The Cisco IE3500 Rugged Series incorporates advanced redundancy mechanisms designed to maximize network uptime and operational continuity.

Rapid Failover Technologies

Industrial networks require rapid recovery capabilities to minimize downtime during hardware failures or communication disruptions. The Cisco IE-3505-8P3S-A supports fast failover mechanisms that help maintain uninterrupted communication paths.

Redundant communication architectures improve operational resilience while reducing the risk of production interruptions caused by network failures.

Resilient Industrial Ring Topologies

Ring-based network architectures provide additional communication redundancy within industrial environments. Industrial ring topologies enable alternative traffic paths during network interruptions, improving overall system reliability.

Minimized Downtime for Critical Operations

Operational continuity is essential in industries such as manufacturing, utilities, transportation, and energy production. High-availability networking capabilities help protect mission-critical communication systems from costly downtime events.

Centralized Network Management and Automation

Managing industrial networks efficiently requires centralized visibility and intelligent automation capabilities. The Cisco IE-3505-8P3S-A supports advanced management technologies that simplify administration across distributed industrial infrastructures.

Remote Monitoring Capabilities

Industrial environments frequently involve geographically dispersed operational sites that require centralized management visibility. Remote monitoring capabilities allow administrators to oversee network health, device performance, and operational status from centralized control locations.

Continuous monitoring improves troubleshooting efficiency while enabling proactive maintenance strategies that reduce unexpected outages.

Automation and Configuration Management

Automation technologies simplify repetitive network management tasks while improving deployment consistency across industrial environments. Automated configuration tools help organizations accelerate network provisioning and reduce manual administrative effort.

Scalable Industrial Network Administration

As industrial infrastructures continue to expand, scalable management becomes increasingly important. The Cisco IE3500 industrial switch category supports growing network environments while maintaining operational efficiency and centralized control.

Energy, Utility, and Substation Communication Networks

The Cisco IE-3505-8P3S-A industrial Ethernet switch is extensively used in utility networks, power distribution environments, and energy sector infrastructures. Utility communication systems require resilient networking hardware capable of operating reliably in electrically noisy environments.

Substation Automation Connectivity

Electrical substations depend on real-time communication between monitoring systems, protection relays, and operational control platforms. The rugged design and fiber uplink capabilities of the Cisco IE3500 series support reliable substation communication infrastructure.

Industrial Ethernet communication enables utility operators to improve visibility into electrical grid performance while supporting remote operational management.

Renewable Energy Infrastructure

Renewable energy installations such as solar farms and wind energy facilities rely on connected monitoring systems for operational optimization. Industrial-grade networking equipment supports communication between distributed energy generation assets and centralized control systems.

Reliable Communication for Critical Infrastructure

Critical infrastructure sectors require dependable network communication to maintain operational stability and regulatory compliance. The Cisco IE3500 Rugged Series delivers industrial-grade reliability for essential operational networks.