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iKey DU-5K-FSR-IS Intrinsically Safe (IS) Rugged Keyboard With FSR
Designed for hazardous industrial environments, the iKey DU-5K-FSR-IS Intrinsically Safe Rugged Keyboard combines intrinsic safety with industrial-grade durability. It is certified for use in Class I, II, and III, Division I zones, including Groups C, D, E, F, and G, making it suitable for settings like oil and gas or chemical processing where flammable substances are present. The keyboard features a sealed ABS polycarbonate housing rated to NEMA 4X standards for resistance to dust, moisture, and corrosion. Its 116 tactile keys include programmable functions and a dedicated numeric keypad to support continuous and heavy-duty operation.
The integrated Force Sensing Resistor pointing device avoids mechanical wear, enhancing reliability over extended use. Intrinsic safety is assured through optical isolation and bulkhead cabling, protecting connected systems. Tested to withstand vibration, shock, and temperatures from -20°C to +60°C, the DU-5K-FSR-IS offers a sealed, field-ready solution for continuous industrial deployment.
DU-5K-FSR-IS Features
- Intrinsically Safe Class I, II and III, Division I (Groups C, D, E, F and G)
- 116-Key Functionality
- Integrated Force Sensing Resistor
- Polycarbonate Case With Mounting Holes (AMPS)
- USB, PS2 and AT/Serial Configurations Available
- Various Keyboard and Language Layout Options
- Customisation Available On Request
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Product Type
Format
IP Rating
Manufacturer
Country Of Manufacture
United States
Backlight
No Backlight
Case Material
ABS Polycarbonate
Certifications
IP Rated, NEMA 4X UL60950, FCC Part 15 Class B - Factory Mutual approval for Intrinsically Safe Class I, II and III, Division I (Groups C, D, E, F and G)
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
Single-Cable USB
Compatibility
All Windows and Macintosh Operating Systems
Flammability
PRINTED CIRCUIT BOARD: 94 VO SILICONE OVERLAY: 94HB INTERFACE CABLE: 94 VO
Function Keys
24 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
116
Pointing Device
Force Sensing Resistor
Power
PS/2 or AT/Serial: KEYBOARD: 50mA@5V (from Keyboard port) HULAPOINT: 35mA@5V (from Mouse port) USB: 85mA@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 +70C (-40F to +158F) OPERATING: -20C to +60C (-4F to +140F)
The iKey DU-5K-FSR-IS Intrinsically Safe (IS) Rugged Keyboard With FSR is designed and engineered for use in demanding environments where reliability, durability are essential. The DU-5K-FSR-IS supports a wide range of industries and operational applications.
Common deployment industries include: Chemical Processing Not Allowed So Excluded, Construction, Energy and Utilities, Industrial Manufacturing, Marine And Offshore, Natural Resources and Mining, Offshore Operations, Oil and Gas.
Across these sectors, the DU-5K-FSR-IS is typically used in applications such as ATEX And Hazardous-Area Data Capture, Health, Safety, And Compliance Inspections, Industrial HMI And Machine Interfacing, Process Control And Shop-Floor Monitoring, Quality Control And Inspection, SCADA And Control-Room Access.
These examples demonstrate the versatility of the DU-5K-FSR-IS 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-5K-FSR-IS is appropriate for your specific application, please contact us.
The iKey DU-5K-FSR-IS Intrinsically Safe (IS) Rugged Keyboard With FSR comes with a 3 Years 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-5K-FSR-IS Intrinsically Safe (IS) Rugged Keyboard With FSR, must be presented to RUGGED in the United Kingdom.
For more information about the iKey DU-5K-FSR-IS Intrinsically Safe (IS) Rugged Keyboard With FSR 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-5K-FSR-IS Intrinsically Safe (IS) Rugged Keyboard With FSR or require a custom solution or demonstration?
At RUGGED, we recognise that every project has its own unique demands. If you have any questions about the iKey DU-5K-FSR-IS or need a custom Rugged Keyboard solution designed specifically for you, our team of technical experts are ready to assist you.
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Having trouble finding what you're looking for?
Selecting the right product for your specific application and environment can be quite challenging. At Rugged, our team of experts is on hand to assist you in making the best choice. Whether you have questions about product specifications or require guidance through our range of solutions, we’re here to help.
With our extensive industry knowledge and commitment to quality, we can ensure you find the ideal solution tailored to your needs.
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 keyboards are engineered to perform reliably in environments where conventional keyboards simply cannot, making them essential for a wide array of rugged keyboard applications. These durable input devices are frequently found in industrial settings, such as manufacturing plants and warehouses, where they endure dust, spills, and extreme temperatures. Their robust construction also makes them ideal for marine applications, including on ships and offshore platforms, where exposure to saltwater and vibrations is common.
Beyond these, other rugged keyboard applications include use in public access kiosks, military and defence operations, and medical facilities. In these environments, features like sealed enclosures, chemical resistance, and the ability to withstand impact are crucial for continuous operation and data integrity. Rugged Limited provides keyboards specifically designed to meet these demanding requirements, ensuring seamless performance even in the most challenging conditions.
Rugged Limited understands the importance of customisation and efficiency in demanding environments, which is why several of their rugged keyboard models are designed with programmable keys. This feature allows users to assign specific functions, macros, or shortcuts to individual keys, tailoring the keyboard to their unique operational needs and workflows. The flexibility offered by a
rugged keyboard
with programmable keys can significantly enhance productivity and ease of use in various industrial, public service, and specialized applications where rapid and precise input is critical. This commitment to adaptable and robust input solutions ensures that professionals can achieve optimal performance even in challenging conditions.
Rugged keyboards are specifically engineered to withstand harsh industrial, public, and mobile conditions. Their robust construction makes them ideal for environments where regular computer input devices would not be durable enough.
These keyboards commonly feature designs that are fully sealed to protect against dust, dirt, and liquid ingress, often meeting IP (Ingress Protection) ratings. They are also built to resist vibrations, shocks, and extreme temperatures, ensuring reliable performance in challenging settings.
Common applications for a rugged keyboard include factories, warehouses, marine vessels, and vehicles, as well as public access terminals and kiosks where durability and hygiene are critical. Many models are also designed for easy cleaning and disinfection, making them suitable for medical and food processing industries. For a comprehensive selection of these durable input solutions, explore the range of rugged keyboards available from Rugged Limited.
Rugged Limited provides a range of rugged keyboards designed to withstand challenging industrial environments, including those found on forklifts and heavy machinery. These keyboards are built to be extremely durable, offering resistance to liquids, dust, and extreme temperatures, which are common conditions in such operational settings.
The design of many rugged keyboard models includes features that facilitate easy integration into various industrial setups. This often involves robust casings and adaptable mounting solutions, ensuring a secure and stable fit even with vibrations or impacts inherent to machinery operation. Their resilience makes them a reliable interface for data entry and control in demanding applications. Rugged Limited’s extensive experience ensures these keyboards meet the rigorous demands of industrial use.
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.
Choosing a rugged keyboard over a consumer keyboard is essential in environments where standard equipment simply won’t withstand the conditions. Rugged keyboards are specifically engineered to endure extreme temperatures, dust, dirt, liquids, and vibrations, which are common challenges in industrial, medical, and military settings.
Unlike consumer keyboards, which are designed for typical office use, a rugged keyboard features robust construction, often incorporating sealed components and durable materials like stainless steel or silicone. This enhanced build quality prevents ingress of contaminants and protects internal electronics, ensuring reliable performance and a significantly longer lifespan.
Furthermore, Rugged Limited’s range of rugged keyboards are built for reliability in the harshest conditions, minimising downtime and maintenance costs often associated with frequent replacement of less durable alternatives.
Rugged Limited specialises in providing industrial-grade solutions engineered for extreme conditions, and a
Rugged Keyboard
is built with longevity in mind. Keyboards from Rugged Limited are designed to withstand challenging environments, including exposure to dust, dirt, liquids, and extreme temperatures, which significantly contributes to their extended operational life compared to standard consumer keyboards. Many models feature high ingress protection (IP) ratings, indicating their resistance to environmental factors. For example, some keyboards come with IP65 or even IP67 ratings, signifying protection against dust ingress and submersion in water up to 1 meter for 30 minutes, respectively.
These robust construction methods and high-quality materials mean that a
Rugged Keyboard
is a reliable investment, reducing the need for frequent replacements and minimising downtime in critical operations. To explore the full range and specifications of our durable input solutions, you can visit our rugged keyboards page.
Rugged Limited offers a range of keyboards specifically engineered to withstand harsh environments, and a key feature for many of these is their dust-proof design. Our Rugged Keyboards are built to IP (Ingress Protection) standards, which indicate their level of resistance to solids like dust.
For instance, some models boast an IP65 rating, meaning they are completely protected against dust ingress. This makes them an excellent choice for industries where dust and debris are common, ensuring consistent functionality and a longer lifespan. When you choose a Rugged Limited product, you’re investing in a durable solution, and many of our keyboards provide a dependable dustproof rugged keyboard option for demanding applications.







