# KVM extender Transmitter & receiver ATEN CE840-AT-G Wired HDMI 100m

**URL:** https://aio.lv/en/product--aten-ce840-at-g--11423726
**Data updated:** 2025-12-30 21:18 (EET)
**Category:** KVM Extenders
**Manufacturer:** ATEN
**Manufacturer code:** CE840-AT-G
**EAN:** 4710469348792
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 1 067.99 €
**Prices and availability valid until:** 2026-08-23 23:59
**Price without VAT (21%):** 882.64 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--aten-ce840-at-g--11423726

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.08.2026 | free |
| Pickup points | 12.08.2026 | 1.79 EUR |
| Courier delivery to door | 12.08.2026 | 4.99 EUR |

## Summary description

The ATEN CE840-AT-G is a KVM extender that allows you to transmit HDMI video and USB signals over a wired connection up to 100 meters. It features HDMI ports for both transmitter and receiver, ensuring high-quality video output. With a maximum power consumption of 7.36 W for the transmitter and 7.37 W for the receiver, it operates on a 12 V DC voltage, making it efficient for extended use.

## Long description

The ATEN CE840-AT-G is a wired KVM extender consisting of a local (transmitter) unit and a remote (receiver) unit that transmits uncompressed True 4K HDMI video, audio, RS232, Ethernet and USB signals up to 100 m over a single Cat 6A cable. Using HDBaseT 3.0 technology, the extender supports HDR10+ and delivers video up to 3840 x 2160 @ 60 Hz 4:4:4 and 4096 x 2160 @ 60 Hz 4:4:4 with zero compression and zero latency. Each unit includes an HDMI output for local monitoring, multiple USB 2.0 ports for peripherals, and LEDs and pushbuttons to switch USB console control between local and remote ends.
Advantages
The CE840 provides lossless AV transmission and low-latency control over a single Cat 6A cable, simplifying installation and reducing cabling cost. Dual-console operation is supported with two USB ports for keyboard and mouse and pushbutton switching for console control. The extender carries multiple signal types (HDMI video, audio, USB, RS232, and Ethernet) through one link, and supports common HDMI audio formats including LPCM 7.1CH, Dolby TrueHD, Dolby Digital Plus and DTS-HD Master Audio.
Suitable for
Control rooms and data centers requiring remote access and management
Factory floors and warehouses for centralized equipment control
Medical and healthcare environments needing precise visualization
AV installations in medium to large venues requiring uncompressed 4K distribution
Key specifications
Model: ATEN CE840-AT-G (transmitter) — paired with receiver
Transmission technology: HDBaseT 3.0 over Cat 6A (recommended ATEN 2L-2920 Cat 6A)
Maximum distance: 100 m
Video support: True 4K 3840 x 2160 @ 60 Hz 4:4:4 and 4096 x 2160 @ 60 Hz 4:4:4
HDR support: HDR10+
Audio formats: LPCM 7.1CH, Dolby TrueHD, Dolby Digital Plus, DTS-HD Master Audio
Signals transmitted: HDMI, audio, USB 2.0, RS232, Ethernet
Local HDMI output: yes (both units)
USB ports: two USB ports for keyboard/mouse and two additional USB 2.0 peripheral ports
Power: 12 V DC; typical power consumption transmitter: 7.36 W, receiver: 7.37 W
Color: Black
How to use
Connect the transmitter to the source device via HDMI and USB (keyboard/mouse) and connect the receiver to the display and USB peripherals. Link the transmitter and receiver with a single Cat 6A cable up to 100 m. Use the front-panel pushbuttons to switch USB console control between the local and remote ends; LEDs indicate the active control mode. Provide 12 V DC power to each unit and ensure cable quality meets Cat 6A specifications for full bandwidth and HDR support.
Usage recommendations
For reliable True 4K 4:4:4 performance and HDR10+ transmission, use a high-quality Cat 6A cable (ATEN recommends the 2L-2920 Cat 6A) and keep cable runs within the specified 100 m distance. Place local HDMI monitoring connections near their respective units for convenient local control while operating the remote console.

## Specifications

### Transmitter

| Feature | Value |
|---|---|
| RJ-45 ports quantity (transmitter) | 1 |
| Transmitter local video port | Yes |
| Transmitter local video port type | HDMI |
| Transmitter video port type | HDMI |
| Transmitter USB Type-B ports quantity | 1 |

### Receiver

| Feature | Value |
|---|---|
| RJ-45 ports quantity (receiver) | 1 |
| Receiver local video port type | HDMI |

### Ports & interfaces

| Feature | Value |
|---|---|
| RS-232 ports | 1 |
| USB port type | USB Type-B |

### Features

| Feature | Value |
|---|---|
| Type | Transmitter & receiver |
| Material | Metal |
| LED indicators | Y |
| Connectivity technology | Wired |
| Bandwidth | 18 Gbit/s |
| Supported video modes | 1024p, 480p, 600p, 768p, 800p, 900p, 1080i, 1080p, 1440p, 2160p |
| Bandwidth | 600 MHz |
| HDCP | Yes |
| Maximum digital resolution | 4096 x 2160 |
| Supported resolutions | 4096 x 2160
3840 x 2160 |
| HDCP version | 2.3 |

### Power

| Feature | Value |
|---|---|
| DC-in jack | Yes |
| Power consumption (receiver) (max) | 7.37 W |
| Power consumption (transmitter) (max) | 7.36 W |
| DC voltage | 12 |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 0 - 80 |
| Storage temperature (T-T) | -20 - 60 |
| Operating temperature (T-T) | 0 - 40 |

### Logistics data

| Feature | Value |
|---|---|
| Country of origin | Taiwan |
| Master (outer) case height | 153 mm |
| Master (outer) case width | 247 mm |
| Master (outer) case gross weight | 3540 g |
| Master (outer) case length | 556 mm |
| Harmonized System (HS) code | 85176200 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Receiver depth | 178.2 mm |
| Receiver height | 28.8 mm |
| Receiver width | 156 mm |
| Transmitter depth | 178.2 mm |
| Transmitter height | 28.8 mm |
| Transmitter width | 156 mm |
| Receiver weight | 810 g |
| Transmitter weight | 820 g |

### Technical details

| Feature | Value |
|---|---|
| Product colour | Black |
| Maximum transfer distance | 100 m |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 2980 g |
| Package depth | 540 mm |
| Package height | 233 mm |
| Package width | 131 mm |

## FAQ

### How much does the KVM extender ATEN CE840-AT-G cost, and is it available for purchase?

The price is 1,067.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 07.08.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All ATEN products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized ATEN service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for KVM extender ATEN CE840-AT-G?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11423726/66178356_large.webp