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iKey DU-1K Rugged Keyboard
Designed for demanding rack-mount environments, the iKey DU-1K Rugged Keyboard is built with robust ABS polycarbonate housing and an industrial silicone rubber overlay. This combination creates a dust-sealed, ingress-protected interface that meets IP and NEMA 4X standards, ensuring reliable operation in harsh conditions. The keyboard includes 104 keys, a numeric keypad, and 12 function keys to provide full input capability crucial for industrial settings.
The DU-1K secures easily in 19-inch racks via integrated mounting holes, supporting stable continuous-duty use. Its 10-foot cable offers flexible connectivity through PS/2 or USB interfaces, compatible with Windows and Macintosh operating systems. Tested to MIL-STD-810G shock and vibration standards, it withstands 50g shock pulses and vibrations from 20 Hz to 2 kHz. Operating temperatures range from -40°C to +70°C, confirming its suitability for diverse industrial applications.
DU-1K Features
- 10-Key Numeric Pad
- 104-Key Functionality
- Polycarbonate Case With Mounting Holes
- USB and PS2 Configurations Available
- Various Keyboard and Language Layout Options
- Customisation Available On Request
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Product Type
Manufacturer
Certifications & Standards
Ruggedness
IP Rating
Mounting Format
Country Of Manufacture
United States
Backlight
No Backlight
Case Material
ABS Polycarbonate
Certifications
IP Rated, NEMA 4X UL60950, FCC Part 15 Class B
Custom Options Products
Keyboard Layout,Keyboard Language,Cable Type,Cable Length,Interface
Dimensions
14.94" x 6.63" x 1.81" (w-h-d) 379.5mm x 168.4mm x 45.9mm
Housing Colour
Black
Humidity
100% Humidity Resistant
Cable
LENGTH: 10 feet (3 meters) DESIGN: PS/2 or Single-Cable USB
Compatibility
PS/2: All Windows Operating Systems USB: All Windows and Macintosh OS
Flammability
PRINTED CIRCUIT BOARD: 94 VO SILICONE OVERLAY: 94HB INTERFACE CABLE: 94 VO
Function Keys
12 Keys
Key Feedback
Tactile with Mechanical Snap
Key Material
Industrial Silicone Rubber
Key Switch
MATERIAL: Industrial silicone rubber LIFE: 10 million cycles TRAVEL: 0.055 in. (1.4mm) ACTUATION FORCE: 6.35 oz. +/- 1.06 oz. (180g +/- 30g) FEEDBACK: Tactile with mechanical snap
Lifespan
>10 Million Actuations
No. Of Keys
104
Pointing Device
No Pointer
Power
PS/2 or AT/Serial: 50mA@5V (from Keyboard port) USB: 50mA@5V (from CPU port)
Product Weight
2.25 lbs +/- 0.10 lbs (1.02 kg +/- 0.05 kg)
Shock
3 x 11 ms Pulses of 50g on each of 3 Axes
Switch Force
180g (+/- 30g)
Switch / Key Travel
0.055 in (1.4mm)
Vibration
POWER SPECTRAL DENSITY: 0.04g/Hz FREQUENCY RANGE: 20Hz - 2 kHz DURATION OF TEST PER AXIS: 3 hours
Shock
3 x 11 ms Pulses of 50g on each of 3 Axes
Temperature Rating
STORAGE: -40C to +90C (-40F to +194F) OPERATING: -40C to +70C (-40F to +158F)
The iKey DU-1K Rugged Keyboard is designed and engineered for use in demanding environments where reliability, durability are essential. The DU-1K supports a wide range of industries and operational applications.
Common deployment industries include: Defence And Military, Energy and Utilities, Industrial Manufacturing, Logistics And Supply Chain, Marine And Offshore, Offshore Operations, Oil and Gas, Rail And Transport.
Across these sectors, the DU-1K is typically used in applications such as Field Data Capture And Reporting, Industrial HMI And Machine Interfacing, Preventive And Corrective Maintenance, Process Control And Shop-Floor Monitoring, Quality Control And Inspection, SCADA And Control-Room Access, Secure Access, Authentication, And Control Terminals, Utilities Inspection And Meter Reading.
These examples demonstrate the versatility of the DU-1K across both industry sectors and real-world operational use cases. Its suitability extends well beyond the scenarios listed above, making it a flexible solution for a broad range of requirements.
For further information, or to assess whether the DU-1K is appropriate for your specific application, please contact us.
The iKey DU-1K Rugged Keyboard comes with a Standard Manufacturers Limited Warranty + Option To Extend against defects in workmanship and materials, effective from the date of shipment (unless otherwise agreed in writing).
To receive service under this warranty, the eligible product, iKey DU-1K Rugged Keyboard, must be presented to RUGGED in the United Kingdom.
For more information about the iKey DU-1K Rugged Keyboard or to arrange repairs and services not covered by the warranty, please visit the warranty section on our website.
Do you need further details about the iKey DU-1K Rugged Keyboard, or would you like to discuss a customised solution or demonstration?
At RUGGED, we recognise that every project has its own unique demands. If you have any questions about the iKey DU-1K or need a custom Rugged Keyboard solution designed specifically for you, our team of technical experts are ready to assist you.
Alternative Products
Explore alternative products offering comparable features, performance, and build quality to the model you are currently viewing.
Our related solutions provide variations in configuration, functionality, and form factor to suit different application requirements. Each option has been selected to meet the same high standards of reliability and performance.
Browse the related products below to identify the most suitable fit for your deployment.
SL-75
- NEMA 4X sealed construction
- IP rated against dust and water
- Over 10 million keystrokes lifespan
- MIL-STD shock tested at 50g

SLK-880-FSR-USB-H
- NEMA 4X and IP68 sealed casing
- MIL-STD-810 shock and vibration tested
- Backlit tactile silicone rubber keys
- Integrated Force Sensing Resistor pointing device

SL-86-911-461-FSR
- MIL-STD-461E EMI resistance
- NEMA 4X sealed design
- Integrated Force Sensing Resistor touchpad
- Tactile industrial silicone keys

KYB-114-OEM
- Sealed durable industrial silicone keypad
- Tactile keys rated for 10 million actuations
- MIL-STD shock and vibration tested
- Wide operating temperature range -40°C to +70°C

Having trouble finding what you're looking for?
Selecting the correct solution for your specific application and operating environment requires careful consideration.
At Rugged, our engineering and product specialists can advise on specifications, environmental suitability, mounting requirements, connectivity, and lifecycle planning to ensure the right fit for your deployment.
With extensive industry experience and a focus on reliability and performance, we help you select a solution aligned with your operational requirements.
Frequently Asked Questions
RUGGED offers free technical support for the lifetime of products you purchase. This includes help with setup, troubleshooting, and integration. Support is available online or directly from the technical team
Rugged Limited offers a range of rugged keyboards that are ideal for use in food processing facilities due to their robust construction and hygienic design. These keyboards are built to endure frequent cleaning with harsh chemicals and high-pressure washing, which are common practices in maintaining sanitation standards within the food industry.
Many models feature a sealed, silicone-based construction, making them resistant to spills, dust, and debris. This design prevents the ingress of contaminants, which is crucial for preventing bacterial growth and ensuring food safety. The smooth, crevice-free surfaces of our rugged keyboard options also facilitate easy sterilisation, minimising downtime for cleaning and maintenance.
Furthermore, the durable nature of a rugged keyboard ensures reliable performance even with constant use and exposure to challenging conditions, contributing to operational efficiency in food processing plants.
Many of Rugged Limited’s rugged keyboards are indeed designed with a high level of ingress protection, making them dust-proof. This means they are engineered to prevent the intrusion of dust and other small particles, ensuring reliable operation even in harsh or challenging environments. The sealed designs and robust materials used in these keyboards contribute to their ability to withstand exposure to dust without compromising functionality. This dust-proof characteristic is a key feature that makes a rugged keyboard an ideal choice for industries where cleanliness and environment control can be difficult.
Rugged Limited offers a variety of rugged keyboards, and many of these models come equipped with backlit keys. This feature is particularly beneficial for professionals operating in environments with challenging lighting conditions, such as during night shifts or in dimly lit industrial settings. The backlighting ensures that each key is clearly visible, thereby reducing errors and improving operational efficiency.
Our selection of rugged keyboards includes options where the backlighting is a standard feature, designed to meet the demands of rigorous use. This ensures that regardless of the ambient light, the keyboard remains fully functional and easy to use, supporting continuous productivity.
While the primary design focus for a rugged keyboard is to withstand extreme conditions and provide reliable functionality in challenging environments, some models do incorporate ergonomic considerations. These can include features like appropriately spaced keys to reduce typing strain or a comfortable angle for prolonged use.
However, it’s important to note that a rugged keyboard prioritises resistance to factors such as dust, water, vibrations, and extreme temperatures. Therefore, while basic ergonomic elements may be present to ensure user comfort during operation, they generally won’t offer the same advanced ergonomic designs found in specialised office keyboards. This balance ensures the rugged keyboard performs reliably in demanding settings.
Rugged keyboards are an excellent choice for vehicle integration due to their robust construction and ability to withstand challenging conditions. These keyboards are engineered to operate reliably in environments subject to constant vibration, extreme temperatures, and exposure to dust and liquids, which are common occurrences in vehicles.
For instance, one such rugged keyboard solution features a compact design, making it suitable for dashboards or other space-constrained areas within a vehicle. It includes a fully sealed IP67 trackball for precise cursor control and is equipped with an integrated red backlight, ensuring readability in low-light conditions often experienced in vehicle cabins. Additionally, its 2.5m USB cable provides flexible connectivity options for various vehicle setups.
The durability of a rugged keyboard ensures consistent performance, whether it’s used in emergency services, logistics, or field operations, where reliability is paramount.
Rugged keyboards are designed for durability and consistent operation in demanding conditions, and their connection types reflect this need for reliability. The primary connection type used for Rugged Limited’s range of rugged keyboards is USB.
USB connections offer several advantages for industrial and harsh environments, including broad compatibility, ease of use, and a secure physical connection that can withstand vibrations and impact. This ensures that the rugged keyboard maintains a stable link to the host system, critical for uninterrupted data entry and control in sectors such as manufacturing, logistics, and marine applications.
Rugged Limited understands the importance of durability in demanding environments, which is why our rugged keyboards are often built with chemical resistance in mind. This feature is crucial for industries where keyboards are regularly exposed to harsh cleaning agents, disinfectants, or other industrial fluids.
Our rugged keyboards are frequently constructed from materials and with designs that prevent the ingress of liquids and corrosive substances, ensuring continued functionality and longevity. This chemical resistance contributes to the overall robustness and reliability of the keyboard, making it suitable for sectors such as healthcare, manufacturing, and food processing, where hygiene and exposure to various chemicals are common.
The ability of a rugged keyboard to withstand such exposure means less downtime for cleaning and maintenance, and a longer operational lifespan, providing excellent value for our customers.
Rugged Limited provides a range of rugged keyboards specifically engineered to meet the demanding requirements of military applications. These keyboards are designed to withstand extreme temperatures, vibrations, shocks, and exposure to dust and liquids, making them ideal for deployment in challenging operational environments.
Our rugged keyboards feature robust casings, often manufactured from stainless steel or aluminum, and incorporate sealed keypads to prevent ingress of contaminants. Many models also include features like adjustable backlighting for use in varying light conditions, and some are night vision compatible, which is crucial for covert operations. The design prioritises reliability and consistent performance, ensuring that critical data entry functions remain operational when they are needed most.
Furthermore, the durability of a rugged keyboard from Rugged Limited ensures a longer product lifespan and reduced maintenance, offering a cost-effective solution for military organisations seeking dependable input devices.







