Hikvision DS-C9148T-48PETK9 – High-Performance PoE Network Switch for CCTV & Industrial Networks

Product Overview

The Hikvision DS-C9148T-48PETK9 is a high-performance, 48-port PoE network switch, specifically designed for video surveillance, industrial automation, and large-scale IP camera deployments. As part of Hikvision’s enterprise-grade networking portfolio, this switch combines high-speed data transmission, PoE support, and robust reliability, ensuring that both IP cameras and industrial devices are powered and connected efficiently.

With 48 Gigabit PoE ports and 4 SFP fiber uplinks, the DS-C9148T-48PETK9 can handle large-scale CCTV networks, smart building systems, and IoT deployments, providing stable, low-latency, and secure connectivity for critical infrastructure.

Key Features & Highlights

• 48 × 10/100/1000 Mbps PoE ports supporting IEEE 802.3af/at standards

• 4 × Gigabit SFP uplink ports for fiber backbone connectivity

• Total PoE budget of 740W, powering multiple IP cameras and devices

• Advanced Layer 2 switching features: VLAN, QoS, IGMP Snooping, and Port Mirroring

• Fanless or low-noise design for indoor and control room deployment

• Extended temperature operation for industrial environments

• Security features including MAC address binding, ACLs, and storm suppression

• Supports SNMP, RMON, and Web-based management for centralized monitoring

Technical Specifications

PoE Capabilities

The DS-C9148T-48PETK9 is ideal for powering IP cameras, access points, and IoT devices directly through the Ethernet cable.

• Supports IEEE 802.3af/at standards for PoE and PoE+ devices.

• Total PoE budget of 740W, enough to power up to 48 cameras, depending on individual device power consumption.

• Simplifies cabling by eliminating the need for separate power supplies for connected devices.

Hikvision DS-C9148T-48PETK9 – High-Performance PoE Network Switch for CCTV & Industrial Networks

Layer 2 Switching Features

The switch provides enterprise-grade Layer 2 features for traffic management and network efficiency:

• VLAN segmentation: separate traffic for cameras, IoT devices, and corporate networks.

• QoS support: prioritizes video streaming and latency-sensitive traffic.

• IGMP Snooping: efficient multicast transmission for IP cameras.

• Port Mirroring: enables network monitoring and troubleshooting.

• Link Aggregation: combines multiple ports for higher throughput and redundancy.

Security Features

The DS-C9148T-48PETK9 is designed to protect critical surveillance networks:

• MAC address binding prevents unauthorized devices.

• Access Control Lists (ACLs) filter unwanted traffic.

• Storm suppression protects against broadcast/multicast flooding.

• Supports SNMPv1/v2/v3 and RMON for secure monitoring.

Typical Deployment Scenarios

1. Large-scale CCTV Networks

• Ideal for shopping malls, airports, hospitals, and campuses.

• Powers multiple IP cameras via PoE while handling high-throughput video traffic.

• VLANs and QoS ensure smooth video streaming without packet loss.

2. Industrial Automation

• Connects PLCs, HMIs, IoT gateways, and sensors.

• PoE support powers devices without additional cabling.

• Industrial-grade reliability ensures continuous operation in factories and warehouses.

3. Smart Building & IoT

• Supports access control systems, sensors, and surveillance cameras.

• Centralized management simplifies network monitoring and maintenance.

• Fiber uplinks enable inter-building or multi-floor connectivity.

Management & Monitoring

The switch provides multiple management options for easy deployment and network control:

• Web-based GUI for configuration and monitoring.

• SNMP & RMON for enterprise monitoring tools.

• Port Mirroring for troubleshooting.

• VLAN & QoS configuration to prioritize video and critical network traffic.

Hikvision DS-C9148T-48PETK9 – High-Performance PoE Network Switch for CCTV & Industrial Networks

Deployment Best Practices

Pre-Deployment Planning

• Survey network layout and device locations.

• Calculate PoE budget based on IP camera and device requirements.

• Plan VLANs for traffic segmentation (e.g., CCTV, IoT, enterprise).

Installation

• Rack-mount the switch in a server cabinet.

• Connect PoE devices (IP cameras, APs) to Ethernet ports.

• Connect fiber uplinks to core switches or network backbone.

• Configure VLANs, QoS, and security features.

Post-Deployment

• Monitor traffic via SNMP or web interface.

• Apply firmware updates regularly for stability and security.

• Check PoE consumption and device connectivity periodically.

Extended FAQ

1. How many devices can the DS-C9148T-48PETK9 support?

   • Supports 48 PoE devices and 4 fiber uplinks.

2. What is the PoE budget?

   • Total of 740W, enough to power multiple IP cameras and APs.

3. Can it handle high-resolution cameras?

   • Yes, with 48 Gigabit ports and QoS, it supports 4K and HD video streaming.

4. Is it suitable for industrial environments?

   • Yes, although it is primarily designed for indoor and rack-mounted surveillance networks.

5. How is security implemented?

   • Supports MAC binding, ACLs, storm control, and SNMPv3 monitoring.

6. Can it integrate with existing Hikvision devices?

   • Fully compatible with Hikvision NVRs, cameras, and access points.

7. What types of fiber modules are compatible?

   • Standard Gigabit SFP modules (single-mode or multi-mode).

8. Can it handle multiple VLANs?

   • Yes, supports up to 4K VLANs for traffic segmentation.

9. Does it support link aggregation?

   • Yes, allows combining multiple ports for higher bandwidth.

10. How is monitoring performed?

• Via web GUI, SNMP, or RMON-based management tools.

SEO & Buyer Keywords

• DS-C9148T-48PETK9

• Hikvision 48-port PoE switch

• PoE network switch for CCTV

• Hikvision PoE switch Singapore

• High-performance IP camera switch

• Enterprise-grade PoE switch

• Industrial network switch

• Layer 2 PoE switch

• PoE switch for surveillance networks

• Network switch with fiber uplinks

Meta Description

“Hikvision DS-C9148T-48PETK9 48-port PoE network switch with 4 SFP fiber uplinks. High-performance Layer 2 switch for CCTV, industrial automation, and large-scale IP camera deployments.”

Hikvision DS-C9148T-48PETK9 – Ultimate Guide for CCTV & Industrial Network Deployments

Advanced PoE Planning & Device Management

The DS-C9148T-48PETK9 is ideal for large-scale IP camera networks, but careful PoE planning ensures stable operation:

Tips:

• Always leave 20–30% PoE budget overhead for future devices.

• Combine switches for multiple floors or large-area coverage.

• Fiber uplinks do not consume PoE, so they are ideal for backbone connections.

CCTV Deployment Scenarios

1. Multi-Floor Commercial Building

• Deploy DS-C9148T-48PETK9 switches on each floor.

• Connect IP cameras, APs, and access control devices to PoE ports.

• Fiber uplinks connect all floors to the central NVR or server room.

• VLANs separate video traffic from enterprise and IoT networks.

• QoS ensures high-quality 4K video streaming.

2. Airport or Transport Hub

• Centralized monitoring room connected to multiple switches across terminals.

• Redundant fiber uplinks using link aggregation and RSTP for failover.

• PoE powering hundreds of IP cameras and wireless APs.

• VLANs and ACLs ensure security and traffic isolation.

3. Industrial Facility or Factory

• Switches installed in control cabinets and server rooms.

• PoE devices include IP cameras, IoT sensors, and APs.

• VLANs for production line, safety monitoring, and corporate networks.

• Fiber uplinks connect multiple factory floors or buildings.

Fiber Redundancy & High Availability

• Use dual fiber uplinks for redundancy to core switches.

• Enable link aggregation (LACP) to increase throughput and failover.

• Configure RSTP to allow rapid recovery if a link fails.

• For mission-critical CCTV, use redundant NVR and storage systems alongside the switch.

Layer 2 Features & Network Optimization

1. VLAN Segmentation

   • Separate traffic: CCTV, IoT, corporate, and management.

   • Reduces congestion and improves security.

2. QoS & Traffic Prioritization

   • Prioritize video streams and low-latency industrial data.

   • Ensures smooth operation even under high network load.

3. IGMP Snooping

   • Efficient multicast for IP cameras and video streams.

4. Port Mirroring & Monitoring

   • Mirror ports for network analysis and troubleshooting.

5. Link Aggregation

   • Combine multiple uplink ports to increase bandwidth and redundancy.

Security & Device Protection

• MAC Address Binding prevents unauthorized devices.

• Access Control Lists (ACLs) filter unwanted traffic.

• Storm Suppression avoids broadcast/multicast floods.

• SNMPv3 ensures secure monitoring and management.

• VLAN isolation prevents video traffic from leaking into corporate networks.

Extended Troubleshooting Guide

Issue 1: Cameras Not Receiving PoE

• Verify switch PoE budget.

• Check device power requirements and switch port configuration.

• Inspect Ethernet cabling for faults.

Issue 2: Video Streaming Lag or Drops

• Enable QoS prioritization for CCTV VLAN.

• Check fiber uplink bandwidth and redundancy configuration.

• Inspect network for packet loss or collisions.

Issue 3: Network Redundancy Failures

• Confirm RSTP configuration and fiber connections.

• Verify link aggregation (LACP) setup.

• Check switch firmware versions and update if needed.

Issue 4: VLAN Misconfiguration

• Ensure access and trunk ports are correctly assigned.

• Confirm VLAN IDs match on all connected switches.

• Test connectivity using ping or traceroute.

  Hikvision DS-C9148T-48PETK9 – Complete Deployment, PoE Planning, and Troubleshooting Guide

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  1. Large-Scale CCTV Network Deployment – Step by Step

  Scenario: A shopping mall with 200+ IP cameras across 5 floors requires reliable PoE power and high-bandwidth connectivity.

  Deployment Steps:

  Step 1: Survey & Planning

  • Identify all camera locations, APs, and IoT devices.

  • Map cable routes and rack locations for switches.

  • Plan VLAN segmentation: CCTV VLAN, corporate VLAN, IoT VLAN.

  • Calculate PoE budget for all connected devices.

  Step 2: Switch Placement & Rack Installation

  • Install DS-C9148T-48PETK9 switches in 1U rack units per floor.

  • Ensure airflow and temperature control in server cabinets.

  • Label ports for cameras, APs, and uplinks for easier maintenance.

  Step 3: PoE Device Connection

  • Connect IP cameras, APs, and IoT devices to PoE ports.

  • Ensure PoE budget is not exceeded.

  • For high-power cameras (PTZ or 4K), assign to PoE+ ports.

  Step 4: Fiber Uplink Configuration

  • Use 4 × SFP fiber uplinks to connect all floor switches to the core switch.

  • Enable Link Aggregation (LACP) for redundancy and higher throughput.

  • Use RSTP for fast failover in case of fiber link failure.

  Step 5: VLAN & QoS Setup

  • Configure VLANs for traffic isolation.

  • Enable QoS to prioritize CCTV video streams over non-critical traffic.

  • Use IGMP Snooping for efficient multicast traffic to NVRs.

  Step 6: Testing & Verification

  • Ping all connected cameras to verify connectivity.

  • Check PoE status and ensure cameras are powered.

  • Test redundancy by temporarily disconnecting fiber uplinks.

  • Verify video streaming quality at NVRs.

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  2. Industrial Facility Deployment

  Scenario: Factory floor with PLC, HMIs, sensors, and IP cameras.

  Key Steps:

  • Mount switches in control cabinets for protection from dust and vibration.

  • Connect PLCs, HMIs, and sensors to PoE and copper ports.

  • Use VLANs to separate production, monitoring, and corporate networks.

  • Fiber uplinks connect multiple floors or buildings to central control.

  • Enable RSTP and QoS for deterministic traffic flow.

  Outcome:

  • Continuous operation of critical production equipment.

  • PoE simplifies cabling and reduces costs.

  • VLAN isolation ensures security between production and corporate networks.

  ---

  3. Smart City & Transportation Network

  Scenario: Municipal deployment for CCTV, traffic sensors, and public Wi-Fi.

  Deployment Highlights:

  • DS-C9148T-48PETK9 switches installed in street cabinets or control hubs.

  • Fiber uplinks to central city control servers.

  • PoE powering IP cameras, sensors, and small APs.

  • VLANs separate public Wi-Fi, CCTV, and IoT traffic.

  • RSTP ensures continuous operation during fiber or link failure.

  Outcome:

  • Smooth video streaming from multiple city cameras.

  • Network redundancy reduces downtime.

  • Centralized monitoring simplifies maintenance and troubleshooting.

  ---

  4. PoE Planning for Large Deployments

  Device Type	Quantity	Power per Device (W)	Total Power (W)	Notes
  4K PTZ Camera	32	25	800	PoE+ ports required
  Standard IP Camera	48	15	720	Regular PoE sufficient
  Wireless AP	20	12.5	250	Fiber backbone recommended
  Total PoE Required			1770	Use multiple switches to divide load

  Tips:

  • Keep 20–30% overhead for future device expansion.

  • Prioritize PoE+ ports for high-power devices.

  • Fiber uplinks do not consume PoE budget.

  ---

  5. Fiber Redundancy & High Availability

  • Dual SFP uplinks for redundant connection to core switches.

  • Configure Link Aggregation (LACP) to increase throughput.

  • Enable RSTP to provide rapid recovery in case of link failure.

  • Use redundant NVRs and storage to ensure continuous CCTV recording.

  ---

  6. Extended Troubleshooting Guide

  1. Cameras not powered

  • Check PoE port configuration and budget.

  • Inspect cable and connectors.

  • Test device on another port.

  2. Video lag or dropouts

  • Check VLAN and QoS configuration.

  • Inspect fiber uplinks for bandwidth or signal issues.

  • Monitor switch CPU and memory utilization.

  3. Redundancy failover not working

  • Verify RSTP and link aggregation configuration.

  • Check fiber link health and module compatibility.

  • Update switch firmware.

  4. VLAN issues

  • Ensure consistent VLAN IDs across all switches.

  • Verify trunk/access port configuration.

  • Test connectivity using ping or traceroute.

    Hikvision DS-C9148T-48PETK9 – Full Industrial & CCTV Network Deployment Manual

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    1. Multi-Floor Campus Deployment Example

    Scenario: University campus with 300+ IP cameras and multiple IoT devices across 6 buildings.

    Deployment Strategy:

    1. Core Switch Placement

       • Place a DS-C9148T-48PETK9 switch in the main server room.

       • Connect all floor and building switches via fiber uplinks.

    2. Edge Switch Placement

       • Each building has 1–2 switches in wiring closets.

       • PoE ports connect IP cameras, APs, and access control devices.

    3. VLAN Segmentation

       • VLAN 10: CCTV traffic

       • VLAN 20: IoT sensors

       • VLAN 30: Access control

       • VLAN 40: Corporate/management

    4. QoS Setup

       • CCTV VLAN gets high priority.

       • IoT and access control traffic get medium priority.

       • Corporate VLAN is lowest priority.

    5. Redundancy

       • Dual SFP fiber uplinks with LACP aggregation.

       • Enable RSTP to ensure instant failover if a link goes down.

    Outcome:

    • No video loss across the campus.

    • PoE budget supports all devices with overhead for expansion.

    • VLAN segmentation isolates traffic and enhances security.

    ---

    2. PoE Budget & Planning – 100+ Devices

    Device Type	Quantity	Power per Device (W)	Total Power (W)	Notes
    4K PTZ Cameras	50	25	1250	PoE+ ports required
    Standard IP Cameras	60	15	900	PoE sufficient
    Wireless APs	20	12.5	250	Fiber backbone recommended
    Access Control Panels	10	10	100	PoE powered
    Total Power Required			2500	Use multiple switches

    Tips:

    • Use multiple DS-C9148T-48PETK9 switches to balance load.

    • Leave 20–30% overhead for future devices.

    • PoE+ ports are reserved for high-power cameras.

    • Fiber uplinks connect switches to core NVRs or network backbone.

    ---

    3. Fiber Uplink & Redundancy Configuration

    1. Dual Fiber Uplinks

       • Each switch connects to two uplink ports for redundancy.

       • LACP combines links for higher bandwidth.

    2. RSTP Configuration

       • Enables rapid failover if one link goes down.

       • Reduces downtime for CCTV streams and industrial traffic.

    3. Redundant NVRs and Storage

       • Video recording is mirrored across primary and backup NVRs.

       • Ensures uninterrupted surveillance in case of server failure.

    ---

    Hikvision DS-C9148T-48PETK9 – High-Performance PoE Network Switch for CCTV & Industrial Networks

    4. VLAN & QoS Optimization

    VLAN Example for Multi-Building Network:

    VLAN ID	Network Type	Purpose
    10	CCTV	IP camera video traffic
    20	IoT	Sensors, gateways, smart devices
    30	Access Ctrl	Door locks, alarm systems
    40	Corporate	Admin PCs, network management
    50	Guest Wi-Fi	Segregated public network

    QoS Rules:

    • CCTV VLAN: High priority

    • IoT & Access Control: Medium priority

    • Corporate & Guest: Low priority

    ---

    5. Industrial Deployment Case Study

    Scenario: Manufacturing plant with 50+ PLCs, HMIs, sensors, and CCTV cameras.

    Deployment Steps:

    1. Switches installed in control cabinets with temperature protection.

    2. PoE ports power CCTV cameras and sensors.

    3. VLANs separate production network, CCTV network, and corporate network.

    4. Fiber uplinks connect factory floors to central control.

    5. Enable RSTP and QoS for reliable industrial traffic flow.

    Outcome:

    • Continuous operation of industrial equipment.

    • Simplified cabling using PoE.

    • VLAN isolation ensures network security and prevents interference.

    ---

    6. Extended Troubleshooting Workflows

    Issue 1: Cameras Not Powering On

    • Check PoE budget and port configuration.

    • Swap device to another port to confirm PoE operation.

    • Inspect cables for defects.

    Issue 2: Video Lag or Frame Drops

    • Verify VLAN assignments and QoS configuration.

    • Check fiber uplinks for bandwidth issues.

    • Monitor switch CPU/memory usage.

    Issue 3: Redundant Link Failover Failure

    • Verify RSTP configuration and fiber connections.

    • Ensure all switches have updated firmware.

    • Test link failover manually to confirm operation.

    Issue 4: VLAN Traffic Not Isolated

    • Confirm VLAN IDs match across all switches.

    • Check trunk port configuration.

    • Use ping/traceroute to test connectivity.

Buy Hikvision DS-C9148T-48PETK9 in Singapore – Choicecycle (SGCCTV)

For authentic Hikvision DS-C9148T-48PETK9 switches, expert consultation, and local support, contact:

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