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1073.62 GBP
NEC MultiSync M491 49" IPS 4K Ultra HD Large Format Display
The NEC MultiSync M491 is a 49-inch digital signage flat panel display with an IPS screen and 500 cd/m brightness. It features 4K Ultra HD resolution, 24/7 operation, and black color
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NEC MultiSync M491 – The Ultimate 49‑inch IPS 4K Ultra HD Large Format Display
Design & Build Quality
The NEC MultiSync M491 showcases a sleek, black chassis that blends seamlessly into any professional environment. With an overall diagonal of 123.2 cm (49 inches), the display offers a generous screen real‑time area while maintaining a slim profile thanks to its Edge‑LED backlighting. The bezel is remarkably narrow: 1.25 cm on the sides and 1.56 cm at the bottom, creating an immersive visual experience that maximizes screen real estate.
Display Performance
The heart of this unit is its 3840 × 2160 pixel IPS panel, delivering true 4K Ultra HD clarity with a native aspect ratio of 16:9. The IPS technology guarantees wide viewing angles and accurate color reproduction, essential for high‑impact digital signage. With a brightness rating of 500 cd/m² and an impressive contrast ratio of 8000:1, the M491 renders deep blacks and vibrant whites, ensuring content stands out even in well‑lit spaces.
Refresh Rate & Response Time
The display operates at a native refresh rate of 60 Hz, suitable for smooth video playback and dynamic graphics. Its response time of 8 ms minimizes motion blur, making it ideal for both static signage and short‑form video loops.
Connectivity & Integration
The NEC MultiSync M491 is built for versatility:
- HDMI 2× – Dual HDMI inputs support simultaneous source connections or redundancy.
- DisplayPort 1× – Enables high‑bandwidth video transfer, perfect for professional graphics workstations.
- Ethernet LAN port 1× – Facilitates network management and remote configuration.
- USB ports (included) – Allow peripheral connectivity or firmware updates.
- Audio L/R out 1× – Provides stereo output for integrated speakers or external audio systems.
Mounting & Installation
The display supports a 300 mm × 300 mm VESA mounting interface, enabling wall‑mounting or stand installation. Its lightweight construction (21.8 kg) and slim depth of 6.11 cm make it easy to handle during setup.
Built‑In Features
The M491 comes equipped with:
- Two built‑in speakers, delivering clear audio for multimedia presentations.
- A remote control for convenient operation and configuration adjustments.
- An integrated media player slot (SDM) and a CM slot for content management, allowing seamless deployment of digital signage campaigns.
Energy Efficiency & Sustainability
The NEC MultiSync M491 is ENERGY STAR certified, reflecting its commitment to environmental responsibility. Its energy consumption averages:
- 82 kWh per 1000 hours (HDR)
- 90 kWh per 1000 hours (SDR)
Both figures place the display in the G energy efficiency class, balancing performance with power usage.
Operating Conditions
- Temperature range: 0 °C to 40 °C (operational), -20 °C to 60 °C (storage).
- Relative humidity: 20 %–80 % (operational), 10 %–90 % (storage).
- IP protection: IP5X front, IP2X rear – suitable for indoor commercial environments.
Why Choose the NEC MultiSync M491?
The NEC MultiSync M491 combines high‑resolution IPS technology with robust connectivity and energy efficiency, making it a standout choice for:
- Digital signage in retail, hospitality, transportation hubs, and corporate settings.
- Professional presentations where color accuracy and clarity are paramount.
- Continuous operation environments, thanks to its 24/7 design and durable components.
With its blend of performance, versatility, and sustainability, the NEC MultiSync M491 delivers a premium visual experience that elevates any space it occupies.
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Category
This product is cataloged in our store in these categories
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- Monitors |
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International
Find this product in one of our international stores
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 958.04 EUR  1490.27 EUR  954.45 EUR  865.48 EUR  1398.00 EUR  877.22 EUR |
| Colors
Predominant colors of the product |
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| Tags | NEC MultiSync M491 |
| Alternative searches | 4K display Colorimeter HDR display Display stand 49-inch display Calibration tool IPS panel display VESA mount display Video wall display Wall mount display Calibration display LED backlit display NEC P Series display Privacy screen display High brightness display LG large format display LCD large format display NEC professional display Dell large format display Sony professional display Barco large format display NEC digital signage display Samsung large format display Digital signage display panel NEC MultiSync M Series display NEC MultiSync V Series display Panasonic professional display NEC MultiSync PA Series display |
| Identifiers | |
| Brand |  NEC is a Japanese electronics company that produces a wide range of electronics products, including computers, televisions, and mobile phones. The company has a strong reputation for quality and innovation, and its products are popular among consumers and businesses. |
| MPN | NEC 60005051 |
| ID | 26103841 |
| Dimensions / Weight | |
| Key Features | |
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AC input voltage The range of alternating current voltage that the product accepts from its power source, expressed in volts (V). It indicates the minimum and maximum supply voltages compatible with the device across different regions.
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100 |
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Aspect ratio The proportion between the width and height of a display, image or video, expressed as two numbers separated by a colon (e.g., 16:9). It indicates whether content is designed for widescreen, square, or other aspect ratios.
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16:9 |
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Audio L/R out Indicates the total count of left‑and‑right (L/R) audio output ports available on a product, such as headphone jacks or speaker connectors that provide stereo sound. The value is an integer representing how many separate L/R pairs can be used to connect external audio devices.
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1 |
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Bezel width The linear measurement of the outer edge or frame surrounding a display, screen, or other product component, expressed in millimetres or inches. It indicates how wide the bezel is from one side to the other and helps customers assess fit, aesthetics, and compatibility with mounting brackets or protective cases.
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1.2 cm |
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Bezel width bottom The linear measurement of the bottom edge of a display or device’s bezel, expressed in millimetres or inches. It indicates how wide the lower frame is from one side to the other and helps customers assess fit, compatibility with mounting brackets, and overall design aesthetics.
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1.56 cm |
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Bezel width side The linear measurement of the bezel’s side edge on a display or similar product, expressed in millimetres or inches. It indicates how wide the bezel is from one side to the other and helps customers assess fit, aesthetics, and compatibility with mounting brackets or protective cases.
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1.25 cm |
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Built-in processor Indicates whether the product contains a built‑in central processing unit (CPU) that can execute instructions without requiring an external processor module. A value of "Yes" means the device has such a CPU; "No" means it does not.
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No |
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Builtin speakers The total number of integrated speaker units present in the product. This value indicates how many separate speaker elements are built into the device, helping users compare audio capabilities across models.
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2 |
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Cables included A list of the cable types that are supplied with the product, such as USB, HDMI, VGA, DisplayPort, LAN (RJ‑45), SATA, audio or other relevant connectors.
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AC, HDMI |
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Colour The colour or combination of colours that a product is available in, expressed as common names such as "Black", "Silver" or comma‑separated lists like "Black, White". It indicates the visual appearance of the item for consumers.
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Black |
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Contrast ratio The contrast ratio is the proportion between the brightest and darkest luminance a display can produce, expressed as a simple ratio such as 1000:1. It indicates how well a screen can differentiate light from dark areas, affecting image clarity and color depth.
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8000:1 |
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Display brightness The amount of light emitted per unit area from a display surface, measured in candela per square meter (cd/m²). It indicates how bright the screen will appear under typical viewing conditions and allows users to compare brightness levels across devices.
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500 cd/m |
| Display diagonal | 123.2 cm |
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Display resolution The pixel dimensions of a display or image, expressed as width by height (e.g., 1920x1080). It indicates how many pixels are used to render visual content and is commonly used for monitors, TVs, smartphones, cameras, and digital images.
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3840x2160 |
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Display technology The type of display panel used in a visual device, such as LED‑backlit LCD, IPS, TN, VA, OLED, or AMOLED. It indicates the underlying technology that determines image quality, color accuracy, viewing angles, response time and power consumption.
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IPS |
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Energy class The energy class indicates the relative energy performance of a product, expressed with letters ranging from A+++ (most efficient) to G (least efficient). It allows consumers to compare expected operating costs and environmental impact across similar items.
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G |
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Energy consumption (HDR) per 1000 hours The total amount of electrical energy a product consumes over a period of 1 000 hours, expressed in kilowatt‑hours (kWh). This metric allows consumers to compare the long‑term energy usage of devices that operate for extended periods and estimate annual consumption based on typical usage patterns.
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82 kWh |
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Energy consumption (SDR) per 1000 hours The total amount of electrical energy a product consumes during 1,000 operating hours, expressed in kilowatt‑hours (kWh). This metric allows comparison of energy efficiency across devices regardless of their typical usage patterns.
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90 kWh |
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Energy efficiency scale The energy efficiency scale indicates the relative performance of a product, expressed with letters ranging from A+++ (most efficient) to G (least efficient). It allows consumers to compare expected operating costs and environmental impact across similar items.
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A to G |
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HD type The pixel dimensions of a product’s screen, expressed as width by height (e.g., 1920x1080). It indicates the total number of pixels that compose the display and is used to assess image sharpness and clarity across devices such as monitors, TVs, laptops, and cameras.
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4096x2160 |
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Horizontal scan range The range of frequencies, expressed in kilohertz (kHz), over which a device can process or display horizontal signals or scan lines. It indicates the minimum and maximum operating frequencies for horizontal scanning operations.
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26 |
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International Protection IP code The IP (Ingress Protection) code indicates a product’s resistance to solids and liquids. It follows the standard two‑digit format (e.g., IP20, IP67), where the first digit represents protection against solid particles and the second against liquids. The code may include an ‘X’ to denote unknown protection for that category or multiple codes separated by commas for products offering different levels of protection in various configurations.
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IP5X, IP2X |
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LED backlighting type The type of LED backlighting used in a display panel, such as Direct‑LED, Edge‑LED, Full‑Array or other LED configurations. It indicates how the light source is arranged behind the screen to provide illumination and uniformity.
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Edge-LED |
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Native refresh rate The number of times per second that a display updates its image when operating at its default or native settings, expressed in hertz (Hz). This value indicates the smoothness and responsiveness of motion on the screen under standard conditions and is useful for comparing how different displays perform without any adaptive or variable refresh features.
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60 Hz |
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Operating relative humidity The range of relative humidity (in percentage) within which the product is designed to operate reliably. Values are expressed as a minimum–maximum interval such as "20 - 80 %" and indicate the acceptable environmental moisture level for optimal performance.
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20 - 80 % |
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Operating temperature range (T-T) The temperature interval, expressed in degrees Celsius (°C), within which a product can safely operate without risk of damage or performance degradation. Values may be presented as a single temperature, a minimum–maximum range (e.g., "0 - 70 °C"), or an average operating point.
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0 - 40 |
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Orientation Indicates the preferred or supported orientation of a product, such as landscape, portrait, horizontal/vertical, or other directional settings. This attribute helps users understand how the device can be positioned for optimal use.
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Horizontal/Vertical |
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Panel mounting interface The pair of horizontal and vertical dimensions in millimetres that a product supports for VESA mounting (e.g., "100 × 100 mm"). This value indicates the exact hole spacing required by a mounting bracket to secure the device. It is used for monitors, TVs, projectors and other display equipment that can be wall‑mounted or attached to stands.
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300x300 |
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Purpose The primary purpose of a product, indicating its main intended use or target market segment (e.g., "Gaming", "Office", "Travel"). It helps customers quickly identify whether the item matches their needs and can be used for filtering or categorization across different product categories.
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Universal |
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Remote control included Indicates whether a remote control is supplied with the product. A value of "Yes" means a remote is included, while "No" indicates that no remote control is provided and the user must obtain one separately.
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Yes |
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Response time The time interval between a stimulus and the corresponding response of a device or system, expressed in units such as milliseconds (ms). It indicates how quickly the product reacts to input or processes data, which is critical for performance-sensitive applications like displays, gaming monitors, and interactive devices.
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8 ms |
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RMS rated power The root‑mean‑square (RMS) power rating of a device, expressed in watts (W). It represents the average electrical power that the product can deliver or consume under normal operating conditions.
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20 W |
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Storage relative humidity The range of relative humidity (expressed as a percentage) within which the storage device is designed to operate reliably. Values are given as a minimum–maximum interval such as "10 - 90 %" and indicate the acceptable environmental moisture level for optimal performance.
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10 - 90 % |
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Storage temperature The range of temperatures in which a device can safely operate without risk of damage or performance degradation. Values are expressed in degrees Celsius (°C) and may represent a single temperature, a minimum–maximum interval, or an average operating point.
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-20 - 60 °C |
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Sustainability certificates A list of environmental, safety or quality certifications that a product has obtained from recognized authorities. Typical entries include RoHS, ENERGY STAR, CE, WEEE, TCO Certified, FCC, and other industry‑specific standards.
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ENERGY STAR |
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Vertical scan range The range of vertical scan frequencies that a display device can support, expressed in hertz (Hz). It indicates the minimum and maximum refresh rates at which the screen updates vertically, affecting visual smoothness and stability.
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23 - 86 Hz |
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