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iKey SL-88-461-OEM Military Grade Rugged Keyboard
Designed for military and defence environments, the iKey SL-88-461-OEM Military Grade Rugged Keyboard offers robust input solutions resistant to dust, liquids, and extreme temperatures. Its industrial silicone rubber keys provide tactile mechanical snap feedback and are rated for over 10 million actuations, ensuring durability in continuous-duty applications. The keyboard meets MIL-STD-461E standards for electromagnetic interference and is certified to NEMA 4X, protecting against moisture and dust ingress. Red LED backlighting enables clear visibility in low-light conditions, supporting operational efficiency at any hour.
With a compact design measuring 282.5mm by 153.7mm by 18.3mm, it integrates well into mobile command and rugged computing systems. The sealed construction offers 100% humidity resistance when installed properly, extending reliability across variable climates. It supports USB and PS/2 interfaces compatible with all major operating systems and is certified to meet FCC Part 15 Class B and UL60950 safety standards. Shock and vibration tolerance further ensure sustained performance in demanding deployments.
SL-88-461-OEM Features
- Designed To Meet MIL-STD-461F
- Integrated LED Backlighting
- 88-Key Functionality
- 12 Function Keys
- 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
Red
Case Material
No Case
Certifications
NEMA 4X, CE UL60950, FCC Part 15 Class B
Custom Options Products
Keyboard Layout,Keyboard Language,Cable Type,Cable Length,Interface
Dimensions
11.12" x 6.05" x 0.72" (w-h-d) 282.5mm x 153.7mm x 18.3mm
Housing Colour
Black
Humidity
100% Humidity Resistant (when properly installed)
Cable
LENGTH: 10' 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
12 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. ACTUATION FORCE: 200g (+/- 20g) FEEDBACK: Tactile with mechanical snap
Lifespan
>10 Million Actuations
No. Of Keys
88
Pointing Device
No Pointer
Power
PS/2: 200mA@5V (from Keyboard port) USB: 200mA@5V (from USB port)
Product Weight
1 lbs (0.45 kg)
Shock
3 x 11 ms Pulses of 50g on each of 3 Axes
Switch Force
200g (+/- 20g)
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-88-461-OEM Military Grade Rugged Keyboard is designed and engineered for use in demanding environments where reliability, durability are essential. The SL-88-461-OEM 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, Rail And Transport, Security And Surveillance.
Across these sectors, the SL-88-461-OEM is typically used in applications such as Emergency Dispatch And Incident Management, Health, Safety, And Compliance Inspections, Industrial HMI And Machine Interfacing, Process Control And Shop-Floor Monitoring, Secure Communications And Command-And-Control, Vehicle-Mounted Computing (MDTs / VMCs).
These examples demonstrate the versatility of the SL-88-461-OEM 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-88-461-OEM is appropriate for your specific application, please contact us.
The iKey SL-88-461-OEM Military Grade Rugged Keyboard comes with a 90 Day Limited Warranty 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-88-461-OEM Military Grade Rugged Keyboard, must be presented to RUGGED in the United Kingdom.
For more information about the iKey SL-88-461-OEM Military Grade 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-88-461-OEM Military Grade Rugged Keyboard 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 SL-88-461-OEM 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 a variety of challenging outdoor environments. They are built with robust materials and often feature sealed designs to protect against ingress from dust, dirt, and water, which are common concerns in outdoor applications. Many models of rugged keyboards are also designed to withstand extreme temperatures, vibrations, and shocks, making them ideal for field operations, industrial settings, and other outdoor work where standard keyboards would quickly fail.
For those requiring a dependable input solution in harsh conditions, a rugged keyboard provides the necessary resilience. Rugged Limited offers a range of these durable keyboards that ensure continuous functionality, even when exposed to the unpredictable elements of an outdoor environment.
Rugged Limited’s range of industrial keyboards are rigorously tested and certified to meet the demands of challenging environments. Our rugged keyboards are designed to withstand conditions that would compromise standard peripherals.
Key certifications and ratings for our keyboards include:
- IP Ratings: Our keyboards often feature high Ingress Protection (IP) ratings, such as IP65, IP67, and IP68. These ratings indicate resistance to dust, dirt, and liquids, making them suitable for washdown areas and environments prone to spills.
- IK Ratings: Many models also possess IK ratings, signifying their resistance to external mechanical impacts. An IK rating ensures the keyboard can endure significant physical stress without functional impairment.
- ATEX Certification: For hazardous environments where explosive atmospheres may be present, selected rugged keyboard models are ATEX certified. This certification confirms compliance with essential health and safety requirements relating to explosive atmospheres, ensuring safe operation in such critical zones.
These certifications collectively ensure that a Rugged Limited rugged keyboard delivers reliable performance and longevity, even in the most demanding industrial, marine, and outdoor settings.
All Rugged Limited industrial keyboards are engineered for seamless operation, even when wearing gloves. This crucial feature ensures that users can maintain productivity and safety in environments where glove use is mandatory, such as industrial settings, cleanrooms, or outdoor work.
Our commitment to robust design means every Rugged Keyboard offers responsive feedback and accurate input, regardless of whether you’re using thin surgical gloves or heavy-duty work gloves. This makes our solutions ideal for a wide range of applications where standard keyboards would be impractical.
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.
Absolutely, rugged keyboards are engineered to be highly compatible and functional with kiosks and Human Machine Interfaces (HMIs). These environments often require input devices that can withstand continuous use, potential spills, dust, and even vandalism. Rugged Limited provides a range of rugged keyboard solutions that are purpose-built to meet these stringent demands.
Our rugged keyboards feature durable construction, often including stainless steel or silicone, and are designed to offer protection against liquids and particulates. This makes them an ideal choice for public-access kiosks, industrial control panels, and other HMI applications where standard keyboards would quickly fail. The robust design ensures consistent performance and a long operational lifespan, reducing maintenance needs and improving user experience in challenging settings.
Industries such as manufacturing, logistics, military, and public safety frequently utilise rugged keyboards due to their ability to withstand harsh conditions. These keyboards are designed to operate reliably in environments that might involve exposure to dust, liquids, extreme temperatures, or frequent impacts. For example, in manufacturing facilities, a rugged keyboard can endure grease and grime, while in logistics, it can withstand bumps and spills that are common in warehouses and distribution centres.
The military and public safety sectors also rely heavily on Rugged Limited’s durable input solutions, as their equipment must function flawlessly in critical and often unpredictable situations. Rugged keyboards provide the necessary resilience for field operations, emergency services, and vehicle integrations where standard keyboards would quickly fail. Their robust construction ensures continued performance, contributing to operational efficiency and safety in these challenging fields.
An Ingress Protection (IP) rating is a critical standard for rugged keyboards, specifying the degree of protection provided against dust, dirt, and water. This two-digit code is internationally recognised and helps users understand how well a device can withstand environmental factors.
The first digit in an IP rating signifies protection against solid objects, ranging from 0 (no protection) to 6 (dust-tight). A higher number here means greater resistance to particles entering the device.
The second digit indicates protection against liquids, ranging from 0 (no protection) to 9 (withstanding high-pressure, high-temperature jet sprays). This is particularly important for a rugged keyboard that might be exposed to spills, rain, or even submersion. Rugged Limited offers a range of peripherals engineered to meet these demanding standards.
Rugged Limited specialises in providing industrial-grade input solutions, including rugged keyboards, designed to operate reliably in challenging conditions. These keyboards are built to withstand elements such as extreme temperatures, dust, dirt, liquids, and heavy usage, which are common causes of failure for standard peripherals.
By preventing premature failure and reducing the need for frequent replacements or repairs, a rugged keyboard inherently contributes to less operational downtime. Their robust construction ensures consistent performance, enabling uninterrupted work in industries where reliability is paramount. Rugged Limited’s keyboards are engineered for longevity and resilience, giving businesses peace of mind and supporting continuous operations.
Explore Rugged Limited’s range of rugged keyboards to find a solution that meets your specific industrial needs and helps minimise downtime.







