Lightware UMX-TPS-TX140-Plus UMX Series TPS (HDBaseTTM) Transmitter - 91540059 is backordered and will ship as soon as it is back in stock.
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Product Overview
The Lightware UMX-TPS-TX140-Plus is an HDBaseT-compatible TPS transmitter in the UMX Series that accepts HDMI and VGA sources with analog audio and extends them over a single Cat5e/Cat6 cable to a TPS receiver at distances up to 100 meters. It is designed as the source-side transmitter in Lightware's TPS extension and matrix distribution infrastructure, pairing with receivers such as the HDMI-TPS-RX220AK to create a complete KVM-capable HDBaseT link. The unit simultaneously passes USB 2.0 HID signals, RS-232, and IR over the same CATx cable, making it a complete AV and control extension solution for conference rooms, classrooms, and healthcare environments where structured cabling infrastructure is already in place.
Product Description

The UMX-TPS-TX140-Plus accepts HDMI 1.4 and VGA video inputs with associated analog audio, making it suitable for environments where both modern HDMI laptops and legacy VGA equipment must connect to the same AV infrastructure. The transmitter processes the active source and sends the signal over Cat5e/Cat6 using Lightware's TPS protocol, which complies with the HDBaseT specification for long-distance transport of video, audio, USB, RS-232, and IR on a single cable. USB 2.0 from a host PC connects to the transmitter and extends HID devices (keyboard, mouse, touchscreen) from the receiver location back to the host, enabling full KVM over Cat cabling. RS-232 from a room control processor and IR from an IR emitter can also be extended to the display location over the same cable. The unit is part of Lightware's UMX ecosystem and can function both as a standalone point-to-point transmitter paired with a TPS receiver, or as an input module to a Lightware UMX matrix switcher. Lightware Device Controller software provides EDID management, routing configuration, and diagnostics over Ethernet.
Key Features
- Dual-Input: HDMI and VGA — Accepts HDMI 1.4 and VGA with analog audio, supporting both modern and legacy presentation devices at the source end.
- HDBaseT / TPS Transmission — Extends video, audio, USB, RS-232, and IR over a single Cat5e/Cat6 cable to 100 meters.
- USB 2.0 KVM Extension — Passes USB HID device signals from the receiver location back to the connected host PC for full KVM operation.
- RS-232 and IR Passthrough — Bidirectional control signal extension over the TPS link for room automation and display control.
- HDCP 1.4 Compliant — Supports HDCP 1.4 content protection for HDMI source signals.
- UMX Matrix Compatible — Operates as a transmitter input to Lightware UMX matrix switchers for multi-room distribution deployments.
- EDID Management — Per-input EDID control via Lightware Device Controller for stable source-to-display compatibility.
- Compact Transmitter Form Factor — Small chassis for rack, lectern, or furniture mounting at the source location.
Typical Applications
- Classroom AV extension from a teacher's PC or laptop to a display at the front of the room
- Conference room BYOD connection point with HDMI and VGA guest inputs
- Healthcare bedside or nurse station display system with central computing
- Corporate training room with legacy VGA and HDMI laptop connectivity
- Courtroom evidence presentation system with secure source location
- University seminar room HDMI/VGA extension to a projection system
Technical Specifications
| Parameter | Specification |
|---|---|
| Video Inputs | 1x HDMI 1.4 (Type A), 1x VGA (HD-15) |
| Audio Inputs | 1x 3.5 mm stereo (VGA); HDMI embedded audio |
| TPS Output | Cat5e/Cat6 RJ-45 (HDBaseT / TPS) |
| Max Transmission Distance | 100 m over Cat6 |
| Max Video Resolution | 1920x1080 @ 60 Hz (1080p60) |
| HDCP | 1.4 |
| USB | USB 2.0 Type-B (from host PC, extends to receiver) |
| Control | RS-232 (pass-through), IR (pass-through), Ethernet (LCP) |
| Compatible Receivers | Lightware HDMI-TPS-RX220AK, UMX Series TPS receivers |
| Power | External DC adapter (included); powers receiver over TPS |
| Operating Temperature | 0°C to 40°C |
| Form Factor | Compact transmitter; rack, lectern, or furniture mount |
Competitor Comparison
| Criteria | Lightware UMX-TPS-TX140-Plus | Crestron HD-RXC-4KZ-101-C | Extron DTP HD 4K 330 |
|---|---|---|---|
| VGA Input | Yes — HD-15 with analog audio | No VGA | No VGA |
| HDMI Input | Yes — HDMI 1.4 | HDMI 2.0 (on receiver side) | HDMI 2.0 |
| Max Resolution | 1080p60 | 4K60 HDR | 4K60 |
| USB KVM | Yes — USB 2.0 HID extension | Yes — USB-C with charging | No USB KVM |
| RS-232 / IR | Yes — bidirectional pass-through | Yes | Yes |
| Max Distance | 100 m Cat6 | 90 m Cat6A | 100 m Cat6 |
| Receiver Powering | Yes — powers receiver over TPS | PoE over HDBaseT | HDBaseT power |
| Ecosystem | Lightware UMX / TPS (open) | Crestron DM (proprietary) | Extron DTP (proprietary) |
Frequently Asked Questions
- Can the UMX-TPS-TX140-Plus power the HDMI-TPS-RX220AK receiver over the Cat cable?
- Yes. The transmitter provides DC power to the paired receiver over the Cat5e/Cat6 TPS cable. No separate power supply is needed at the receiver end, which simplifies installation at display locations without accessible AC outlets.
- Does the transmitter support auto-switching between VGA and HDMI?
- Yes. The UMX-TPS-TX140-Plus can detect the active input and switch automatically, or input selection can be controlled manually via the connected control system using LCP commands over RS-232 or Ethernet.
- What is the maximum VGA resolution supported?
- VGA signals up to 1920x1200 (WUXGA) are supported. When transmitted over TPS, the output resolution at the receiver is determined by the downstream display's EDID.
- Is the USB KVM limited to specific device types?
- The USB 2.0 KVM extension supports HID-class devices including keyboards, mice, touchscreens, and drawing tablets. USB storage, webcams, and audio interfaces are not supported through the KVM extension path.
- Can this transmitter be used as part of a Lightware UMX matrix system?
- Yes. The UMX-TPS-TX140-Plus can serve as an input transmitter to a Lightware UMX matrix switcher, feeding multiple outputs via the matrix routing fabric. This configuration is common in multi-room educational and corporate facilities.
- How is EDID managed when both HDMI and VGA sources are present?
- EDID for the HDMI input is communicated from the downstream display via the TPS link. For VGA, EDID is emulated by the transmitter based on the configured or auto-detected display profile, managed via Lightware Device Controller.
- Where can I purchase the UMX-TPS-TX140-Plus?
- The Lightware UMX-TPS-TX140-Plus is available at creationnetworks.net. The recommended paired receiver, the HDMI-TPS-RX220AK, is also stocked. Contact Creation Networks for system design and project pricing.
At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
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