Front view of Tripp Lite B126-1A1SR HDMI extender transmitter and receiver units showing HDMI ports, RS-232, and IR control interfaces

Complete Connectivity Hub with HDMI, RS-232, and IR Controls

The B126-1A1SR extender kit showcases its comprehensive port selection, featuring HDMI output/input ports, RS-232 serial connections, and IR control interfaces. The sleek black housing contains dedicated ports for seamless integration of audio-visual equipment and control systems. The compact design maintains professional aesthetics while offering maximum functionality for complex AV setups.

Technical Specifications

  • HDMI Input/Output ports supporting 4K x 2K resolution
  • RS-232 serial port for device control up to 115 Kbps
  • Dual IR ports (IN/OUT) for remote device management

Applications

  • Digital signage control rooms requiring remote display management
  • Conference rooms with centralized AV control systems
  • Educational facilities with remote classroom display control

Product details

General Information
Manufacturer

Tripp Lite by Eaton

Manufacturer Part Number

B126-1A1SR

Brand Name

Tripp Lite

Product Model

B126-1A1SR

Product Name

HDMI + IR + Serial RS232 over Cat5 / 6 Active Extender Kit

Product Type

Video Extender Transmitter/Receiver

Technical Information
Connectivity Technology

Wired

Maximum Operating Distance

328 ft

Video
Graphics Modes

4K

Maximum Video Resolution

3840 x 2160

Interfaces/Ports
Network (RJ-45)

Yes

HDMI In

Yes

HDMI Out

Yes

Serial Port

Yes

Number of Network (RJ-45) Ports

2

Number of HDMI Inputs

1

Number of HDMI Outputs

1

Media & Performance
Twisted Pair Cable Standard

Category 6

Power Description
Input Voltage

220 V AC
110 V AC

Physical Characteristics
Product Color

Black

Transmitter Height

2

Transmitter Width

6.20

Transmitter Depth

11.30

Receiver Height

2

Receiver Width

6.20

Receiver Depth

11.30

Form Factor

Wall Mountable
Pole-mountable
Rack-mountable

Miscellaneous
Package Contents

  • Local Transmitter and Remote Receiver Units
  • 2 x Sets of IR-IN Cables
  • 2 x Sets of IR-OUT Cables
  • 3.5 mm Male-to-DB9-Female Adapter Cable
  • 3.5 mm Male-to-DB9-Male Adapter Cable
  • 2 x Sets of External Power Supplies (Input: 100-240V, 50/60 Hz, 0.5A Output: 5V, 2A)
  • 2 x Sets of Mounting Hardware Kits
  • Owner's Manual

Certifications & Standards

<p>TAA</p>

Environmental Certification

RoHS

Country of Origin

Taiwan

TAA Compliant

Yes

Warranty
Limited Warranty

1 Year

Additional Warranty Information

<p>1 year limited warranty</p>

Included in the Box

  • icon_list|transmitter unit|Transmitter Unit Local unit icon

    Transmitter Unit

  • icon_list|receiver unit|Receiver Unit Remote unit icon

    Receiver Unit

  • icon_list|ir-in cables|IR-IN Cables Control cables icon

    IR-IN Cables

  • icon_list|ir-out cables|IR-OUT Cables Control cables icon

    IR-OUT Cables

  • icon_list|db9-female adapter|DB9-Female Adapter Serial adapter icon

    DB9-Female Adapter

  • icon_list|db9-male adapter|DB9-Male Adapter Serial adapter icon

    DB9-Male Adapter

  • icon_list|power supplies|2 PSU Power supplies icon

    Power Supplies

  • icon_list|Mounting hardware|Rack Rails Mounting hardware icon

    Mounting Hardware

  • icon_list|owner's manual|Owner's Manual Documentation icon

    Owner's Manual

FAQs

What is the maximum distance this HDMI extender kit can support?
The Tripp Lite B126-1A1SR can extend signals up to 328 feet (100 meters) when using Cat6a cable. The maximum distance varies by cable type: 328' with Cat6a, 230' with 24 AWG solid-wire Cat6, and 150' with 26 AWG solid-wire Cat5e cable. For 1080p at 60 Hz or 1920 x 1200 at 60 Hz resolutions, it supports the full 328' distance using standard Cat5e/6 cable.
What video resolutions does this extender kit support?
The extender supports 4K (3840 x 2160) Ultra HD resolution at 24/30Hz when used within specified distances. It also supports 1080p at 60 Hz and computer resolutions up to 1920 x 1200 at 60 Hz. The device is compatible with 3D video and maintains HDCP compliance for protected content.
What audio formats are supported by this extender?
The B126-1A1SR supports premium audio formats including 7.1-channel surround sound, DTS-HD, and Dolby TrueHD audio. This ensures high-quality audio transmission alongside the video signal over the Cat5/6 cable connection.
What connections and ports are available on this extender kit?
The kit includes HDMI input and output ports, RJ-45 network ports (2), and Serial RS232 ports. It also features IR ports for remote control functionality. Each unit (transmitter and receiver) has the necessary ports for complete end-to-end connectivity, allowing for both video/audio transmission and device control.
What comes included in the package?
The package includes: Local Transmitter and Remote Receiver units, 2 sets of IR-IN cables, 2 sets of IR-OUT cables, 3.5mm Male-to-DB9-Female adapter cable, 3.5mm Male-to-DB9-Male adapter cable, 2 sets of external power supplies (Input: 100-240V, 50/60 Hz, 0.5A Output: 5V, 2A), 2 sets of mounting hardware kits, and an owner's manual.

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