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Seamlessly switch between 8 displays & 8 source devices, or create single or multiple video walls

Protect Critical SFP Ports from Tampering, Damage or Unauthorised Access
The Lindy SFP Port Blocker provides a fast, effective way to physically secure unused SFP (Small Form-factor Pluggable) network ports. These compact blockers are ideal for safeguarding fibre infrastructure in sensitive IT environments, AV-over-IP setups, and networked installations where access control is essential.
By preventing unauthorised connections, accidental cable insertions or foreign object intrusion, Lindy SFP Port Blockers reduce the risk of port damage and potential downtime. A robust insertion mechanism keeps each blocker firmly in place, with colour-coded keys ensuring only authorised removal. Additional keys and blocker packs are also available.
Physical Network Access Control
Blocks unauthorised SFP port use and deters accidental cable insertion
Fibre-Ready Protection
Ideal for delicate SFP connections in enterprise and AV-over-IP systems
Quick Installation
Tool-free deployment – install or remove in seconds
Visual Cue
Indicates unused ports or identifies disconnected endpoints
Low Cost, High Scalability
Ideal for large rollouts with minimal overhead
Latching Design
Mimics the clip action of real connectors – for a secure hold

Data Centres & Enterprise Network
Protect switchgear, routers and critical optical interfaces from disruption.
Education & Public Sector
Prevent tampering with fibre links in classrooms, libraries and shared facilities.
Retail & Hospitality AV Installations
Secure fibre-based AV equipment and signage systems in publicly accessible locations.
Facilities / Infrastructure
Visually mark inactive ports for future provisioning
Libraries / Shared Workspaces
Block unauthorised connections in public computing environments.
Healthcare & Labs
Protect equipment in clinical environments from unauthorised connections.
Lindy SFP Port Blockers deliver precise physical control over fibre ports, helping IT and AV professionals reduce risk and maintain infrastructure integrity. Easy to deploy, visually obvious and highly scalable, they’re the smart choice for any network where protection starts at the port.
SFP Port Blocker Kit
10 x SFP Port Locks, 1x Key
SFP Port Blocker
1x Key Only
SFP Port Blocker
20x Locks Only

Protect Critical SFP Ports from Tampering, Damage or Unauthorised Access
The Lindy SFP Port Blocker provides a fast, effective way to physically secure unused SFP (Small Form-factor Pluggable) network ports. These compact blockers are ideal for safeguarding fibre infrastructure in sensitive IT environments, AV-over-IP setups, and networked installations where access control is essential.
By preventing unauthorised connections, accidental cable insertions or foreign object intrusion, Lindy SFP Port Blockers reduce the risk of port damage and potential downtime. A robust insertion mechanism keeps each blocker firmly in place, with colour-coded keys ensuring only authorised removal. Additional keys and blocker packs are also available.
Physical Network Access Control
Blocks unauthorised SFP port use and deters accidental cable insertion
Fibre-Ready Protection
Ideal for delicate SFP connections in enterprise and AV-over-IP systems
Quick Installation
Tool-free deployment – install or remove in seconds
Visual Cue
Indicates unused ports or identifies disconnected endpoints
Low Cost, High Scalability
Ideal for large rollouts with minimal overhead
Latching Design
Mimics the clip action of real connectors – for a secure hold

Data Centres & Enterprise Network
Protect switchgear, routers and critical optical interfaces from disruption.
Education & Public Sector
Prevent tampering with fibre links in classrooms, libraries and shared facilities.
Retail & Hospitality AV Installations
Secure fibre-based AV equipment and signage systems in publicly accessible locations.
Facilities / Infrastructure
Visually mark inactive ports for future provisioning
Libraries / Shared Workspaces
Block unauthorised connections in public computing environments.
Healthcare & Labs
Protect equipment in clinical environments from unauthorised connections.
Lindy SFP Port Blockers deliver precise physical control over fibre ports, helping IT and AV professionals reduce risk and maintain infrastructure integrity. Easy to deploy, visually obvious and highly scalable, they’re the smart choice for any network where protection starts at the port.
SFP Port Blocker Kit
10 x SFP Port Locks, 1x Key
SFP Port Blocker
1x Key Only
SFP Port Blocker
20x Locks Only
The Lindy 8x8 HDMI® 18G Matrix with Video Wall Scaling is a professional AV distribution solution for switching eight HDMI® sources to eight HDMI® displays, while also enabling flexible single or dual video wall configurations for demanding installations.
Designed for professional AV environments, this matrix provides seamless switching between sources in under 0.1 ms while supporting scalable single or dual video wall layouts up to 4x2. With output resolution scaling and independent audio extraction, it ensures consistent performance and flexible display control across a wide range of installations.
8x8 HDMI® matrix switching
Route eight source devices to eight displays independently.
Seamless switching under 0.1 ms
Instant transitions with no visible interruption.
Video wall creation up to 4x2
Build single or dual video wall layouts for any environment.
Output resolution scaling
Optimise or standardise display resolution across all outputs.
High quality 4K60 AV distribution
Supports resolutions up to 3840×2160@60 Hz 4:4:4, delivering clear and detailed video across all eight outputs for professional installations.
Flexible video wall configurations
Create customisable single video walls up to 4x2 or multiple 2x2 video walls for dynamic digital signage and professional display environments.
Output scaling for display consistency
User-controlled output scaling ensures the optimum or a consistent resolution is always shown across connected displays, regardless of source format.
Seamless real-time switching
Instant source switching in under 0.1 ms makes this matrix ideal for operation centres, monitoring systems and other live environments where continuity is essential.
Versatile control integration
Control via IR, push button, RS-232 and Telnet, with independent IR matrix support for straightforward operation and integration into larger AV systems.
Independent stereo audio extraction
2-channel analogue audio extraction allows separate audio routing for enhanced integration with external sound systems.
Ideal for sports bars, retail stores, transport hubs, hospitality venues, points of sale, security systems and operation centres, this matrix enables professional multi-display distribution, video wall creation and seamless switching in a wide variety of AV installations.
Retail
Hospitality
Entertainment
Government & Public Sector
Broadcast & Media
The Lindy 8x8 HDMI® 18G Matrix with Video Wall Scaling supports HDMI® 2.0 with bandwidth up to 18 Gbps, resolutions up to 3840×2160@60 Hz 4:4:4 8-bit and HDCP 2.2. It features eight HDMI® inputs and eight HDMI® outputs, with 3.5 mm audio connections for independent 2-channel analogue audio extraction.
Special features include seamless switching under 0.1 ms, video wall creation up to 4x2, output resolution scaling, independent audio extraction and independent IR matrix control. Control options include IR, push button, RS-232 and Telnet. Professional EDID management ensures broad compatibility with connected sources and displays.
Housed in a durable metal chassis measuring 430 × 300 × 44 mm, the unit operates from a 100 W, 110–240 V AC power input via IEC C14. Backed by a 2-year warranty.
The terms HDMI, HDMI High-Definition Multimedia Interface, HDMI Trade Dress and the HDMI Logos are trademarks or registered trademarks of HDMI Licensing Administrator, Inc.