Kramer 676T 4K60 4:4:4 HDMI and RS-232 Transmitter Over Ultra-Reach MM/SM Fiber Optic

Deliver flawless, ultra-long HDMI extension for professional AV and security deployments with the Kramer Electronics 676T HDMI fiber transmitter. Engineered as a Pro HDMI Extenders solution, the 676T converts HDMI and RS-232 inputs to optical for lossless transmission — supporting full 4K@60Hz (4:4:4) video and bi-directional RS-232 control. The unit ships with a multi-mode SFP+ transceiver and is compatible with Kramer-certified single-mode SFP+ modules, giving integrators flexible multi/single-mode options for ultra-reach installations.

For surveillance, monitoring rooms, control centers and digital signage, the 676T delivers low-latency, EMI-immune fiber transport that preserves color fidelity and sync across long distances. Kramer’s I-EDIDPro ensures reliable EDID handling for predictable setup, while the power-saving, rack-friendly design minimizes operational costs and maintenance. Easy to install and maintain, the 676T integrates cleanly into existing security, networking and control systems.

Specify the Kramer 676T when you need dependable, high-bandwidth HDMI and RS-232 extension for security, surveillance or professional AV monitoring — contact your reseller to configure the right SFP+ module for your deployment.

• Extends pristine 4K@60Hz (4:4:4) HDMI over fiber for lossless image quality in security, surveillance and pro AV applications
• Includes a multi-mode SFP+ (compatible with Kramer-certified single-mode SFP+) for flexible ultra-reach networking
• Bi-directional RS-232 pass-through enables remote device control and seamless integration with control systems
• Fiber transport provides low-latency, EMI-immune transmission ideal for monitoring rooms and critical security installations
• Kramer I-EDIDPro simplifies EDID management for fast, plug-and-play display compatibility
• Rack-friendly, power-saving design reduces operating costs and simplifies maintenance for large deployments