If you are unsure which product is best suited to your requirements, you can contact us directly for expert guidance. Share details such as your use case, environment, compatibility needs, and budget, and we will help you select the most appropriate solution.

iKey SL-75 Compact Rugged Keyboard
This product has reached End of Life (EOL) status and is no longer in production. Manufacturer support, updates, and spare parts may be discontinued.
All information is provided for reference only. Availability cannot be guaranteed.
Please contact us to discuss current alternatives or recommended replacement models.
Designed for industrial and field applications, the iKey SL-75 Compact Rugged Keyboard provides a sealed, compact interface suited to tight workspaces and continuous operation. Its impact-resistant aluminium housing and industrial silicone rubber keypad are built to resist moisture, chemicals, and dust, meeting NEMA 4X standards for corrosion and water resistance. The keyboard supports high-use environments with over 10 million keystroke lifecycle testing and tactile mechanical snap feedback for reliable input.
Its robust design includes IP-rated sealing, MIL-STD shock tolerance at 50g pulses on multiple axes, and temperature operation from -40°C to +70°C, making it suited to harsh industrial settings. Compatibility with PS/2 and USB interfaces covers a wide range of Windows and Macintosh systems, while a 10-foot cable allows flexible deployment. Certifications including CE, UL60950, and FCC Class B confirm its electromagnetic compatibility and electrical safety for industrial use.
SL-75 Features
- Compact Mobile Keyboard
- Rugged Construction and Characteristics
- Integrated LED Backlighting
- USB, PS2 and AT/Serial Configurations Available
- Various Keyboard and Language Layout Options
- Customisation Available On Request
Request a Quote
Product Type
Manufacturer
Ruggedness
IP Rating
Mounting Format
Country Of Manufacture
United States
Backlight
No Backlight
Case Material
Aluminum
Certifications
IP Rated, NEMA 4X, CE UL60950, FCC Part 15 Class B
Custom Options Products
Keyboard Layout,Keyboard Language,Cable Type,Cable Length,Interface
Dimensions
8.25" x 4.34" x 1.08" (w-h-d) 209.6 x 110.2 x 27.4
Housing Colour
Black
Humidity
100% Humidity Resistant
Cable
LENGTH: 10 feet straight (3 m)
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
10 Keys
Key Feedback
Tactile with Mechanical Snap
Key Material
Industrial Silicone Rubber
Key Switch
MATERIAL: Industrial Silicone Rubber LIFE: Greater than 10 million cycles TRAVEL: 0.055 in. (1.4mm) ACTUATION FORCE: 4.76 oz. +/- 1.06 oz (135g +/- 30g) FEEDBACK: Tactile with Mechanical Snap
Lifespan
>10 Million Actuations
No. Of Keys
75
Pointing Device
No Pointer
Power
PS/2: 200mA@5V (from Keyboard port) USB: 200mA@5V (from CPU port)
Product Weight
1.25 lbs +/- 0.10 lbs (0.57 kg +/- 0.05 kg)
Shock
3 x 11 ms Pulses of 50g on each of 3 Axes
Switch Force
135g (+/- 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 SL-75 Compact Rugged Keyboard is designed and engineered for use in demanding environments where reliability, durability are essential. The SL-75 supports a wide range of industries and operational applications.
Common deployment industries include: Defence And Military, Emergency Services, Energy and Utilities, Industrial Manufacturing, Marine And Offshore, Offshore Operations, Oil and Gas, Rail And Transport.
Across these sectors, the SL-75 is typically used in applications such as Field Data Capture And Reporting, Fleet Management And Telematics, Health, Safety, And Compliance Inspections, Industrial HMI And Machine Interfacing, Mobile Workforce Operations, Process Control And Shop-Floor Monitoring, Secure Access, Authentication, And Control Terminals, Vehicle-Mounted Computing (MDTs / VMCs).
These examples demonstrate the versatility of the SL-75 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 SL-75 is appropriate for your specific application, please contact us.
The iKey SL-75 Compact Rugged Keyboard 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 SL-75 Compact Rugged Keyboard, must be presented to RUGGED in the United Kingdom.
For more information about the iKey SL-75 Compact 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 SL-75 Compact 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 SL-75 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.
AK-39-NV
- Wearable arm-mounted design
- NVIS green backlit keypad with adjustable intensity
- MIL-STD-461 certified for EMI resistance
- Industrial silicone rubber keys with 10M+ keystroke lifespan

AK-39
- Compact arm-mounted design
- Tactile industrial silicone keys for gloved use
- Sealed ABS housing resists humidity and temperature extremes
- MIL-STD-461 EMI certified with shock and vibration resistance

DT-810-FSR
- NEMA 4X stainless steel enclosure
- Force Sensing Resistor pointing device
- MIL-STD-810G shock and vibration certified
- Over 10 million keystrokes lifespan

DT-5K-MEM-TP
- IP67 and NEMA 4X sealed design
- Stainless steel continuous-duty case
- Built-in Synaptics touchpad
- MIL-STD-810G shock and vibration tested

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 keyboards are ideal for warehouse environments because they are specifically engineered to withstand conditions that would quickly damage standard peripherals. Warehouses often present a harsh environment with varying temperatures, dust, dirt, and the potential for spills or impacts. A rugged keyboard is built to resist these elements, featuring sealed enclosures that protect internal components from particulate matter and liquids.
Rugged Limited specialises in providing industrial-grade solutions, and their rugged keyboards are designed with an emphasis on durability and longevity in demanding settings. This ensures continuous operation and reduces downtime, making them a cost-effective choice for maintaining productivity in busy warehouse operations. The robust construction of a rugged keyboard also means it can endure accidental drops or bumps, which are common occurrences in active industrial spaces.
Rugged Limited offers a range of rugged keyboards that are specifically engineered for panel mounting. These keyboards are designed for seamless integration into various industrial and commercial control panels, kiosks, and other equipment where a durable and reliable input solution is essential.
Our panel mount rugged keyboards are built to withstand challenging environments, often featuring robust stainless steel construction, sealed keypads for protection against dust and liquids, and vandal-resistant designs. This ensures consistent performance and longevity, even in demanding operational settings.
When selecting a rugged keyboard for panel mounting, it’s important to consider factors such as the required IP rating, key layout, and connectivity options to ensure it meets the specific needs of your application.
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.
The rigorous demands of medical environments necessitate equipment that can withstand constant use, frequent cleaning, and potential exposure to contaminants. Rugged Limited specifically designs and manufactures rugged keyboard solutions that meet these stringent requirements, making them ideal for healthcare settings.
Key features that make a rugged keyboard suitable for medical use include:
- Sealed Construction: Our keyboards are typically sealed to IP ratings such as IP65, IP67, or even IP68, meaning they are completely protected against dust ingress and can withstand liquid spills, making them easy to disinfect thoroughly without damaging internal components.
- Antimicrobial Materials: Many models incorporate antimicrobial additives in their construction, inhibiting the growth of bacteria and viruses, which is crucial for infection control in hospitals and clinics.
- Easy to Clean: The smooth surfaces and lack of crevices on a rugged keyboard prevent the accumulation of dirt and germs, allowing for quick and effective cleaning with medical-grade disinfectants.
- Durability: Built to last, these keyboards can endure the high-traffic and demanding conditions of a medical facility, reducing downtime and replacement costs.
- Customisation Options: Rugged Limited offers various layouts and mounting options to seamlessly integrate with existing medical carts, workstations, and equipment.
By providing a reliable and hygienic input solution, a rugged keyboard from Rugged Limited contributes significantly to maintaining sterile environments and enhancing efficiency in medical applications.
Yes, rugged keyboards are designed with hygiene and durability in mind, making them remarkably easy to clean. Many models are constructed with surfaces that are sealed to prevent the ingress of liquids, dust, and contaminants. This often includes features like medical-grade silicone keypads that can be easily wiped down or even washed without damaging the internal components.
This design consideration is particularly beneficial in harsh environments or settings that require stringent cleanliness. The robust sealing means that spills, dirt, and debris can be quickly and effectively removed, helping to maintain a hygienic workspace and prolonging the life of the device. For a comprehensive selection of these durable and easy-to-maintain input solutions, explore our rugged keyboard range.
Rugged Limited specialises in providing industrial-grade solutions, and our rugged keyboards are engineered to withstand harsh operating conditions, including exposure to shocks and vibrations. This resilience is achieved through robust construction and the use of durable materials, ensuring reliable performance where standard keyboards would fail.
Our selection includes a variety of rugged keyboard types, such as panel mount, desktop, and embedded options, all built with an emphasis on durability. They are designed to meet the rigorous demands of sectors requiring reliable human-machine interfaces that can endure constant motion, impacts, and other challenging environmental factors. Therefore, any rugged keyboard from Rugged Limited is an excellent choice for environments where shock and vibration resistance are critical considerations for uninterrupted operation and longevity.
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 Limited specialises in providing industrial peripherals that are engineered to withstand harsh conditions, making a rugged keyboard an ideal companion for industrial PCs. These keyboards are built to offer durability and consistent functionality in environments where standard office equipment would quickly fail.
Our rugged keyboards are developed for high compatibility and robust performance, ensuring they can stand up to the demands of various industrial settings. They are designed to prevent contamination from dust, dirt, and liquids, which are common in many industrial applications. Some models also feature backlight options, crucial for low-light conditions often found in industrial environments, and integrated pointing devices to streamline operations.
The construction and features of a rugged keyboard from Rugged Limited are perfectly matched to the operational requirements of industrial PCs, providing a reliable and long-lasting input solution.







