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iKey SLK-77-M Backlit Mobile Mount Rugged Keyboard
The iKey SLK-77-M Backlit Mobile Mount Rugged Keyboard is built around its fully sealed NEMA 4X design, supporting reliable operation in harsh industrial and mobile environments. Its industrial silicone rubber keys resist dust, liquids, and chemical exposure, maintaining durability under continuous use. The red LED backlit keys aid visibility in low light, while a compact form with integrated mounts enables secure installation in vehicles or ruggedised systems. Certified to NEMA 4X and IP protection standards, it withstands vibration shocks of 50g across three axes and operates reliably between -40 6C and +70 6C.
With over 10 million mechanical key actuations, it offers long-lasting tactile feedback and consistent performance. USB connectivity ensures compatibility with Windows and Macintosh operating systems, supported by a 3-foot fixed cable drawing 200mA at 5V. The robust housing combining ABS polycarbonate meets CE, UL60950, and FCC Part 15 requirements, making it suitable for continuous-duty field deployments needing sealed, reinforced input hardware.
SLK-77-M Features
- Ultra-Small Footprint Design
- Red LED Backlighting
- Industrial Silicone Rubber Keypad
- USBconfigurations 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
Red
Case Material
ABS Polycarbonate
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
9.31" x 3.88" x 1.61" (w-h-d) 236.5mm x 98.6mm x 40.9mm
Housing Colour
Black
Humidity
100% Humidity Resistant
Cable
LENGTH: 3' straight (0.91 m) DESIGN: Single Cable USB
Compatibility
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. (1.4mm) ACTUATION FORCE: 4.76 oz. +/- 1.06 oz. (135g +/- 30g) FEEDBACK: Tactile with Mechanical Snap
Lifespan
>10 Million Actuations
No. Of Keys
77
Pointing Device
No Pointer
Power
USB: 200mA@5V (from CPU port)
Product Weight
1.00 lbs +/- 0.10 lbs (0.45 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 SLK-77-M Backlit Mobile Mount Rugged Keyboard is designed and engineered for use in demanding environments where reliability, durability are essential. The SLK-77-M supports a wide range of industries and operational applications.
Common deployment industries include: Construction, Defence And Military, Emergency Services, Energy and Utilities, Industrial Manufacturing, Logistics And Supply Chain, Rail And Transport, Warehousing.
Across these sectors, the SLK-77-M is typically used in applications such as Forklift And Materials-Handling Terminals, Industrial HMI And Machine Interfacing, Inventory Management And Stock Control, Mobile Workforce Operations, Process Control And Shop-Floor Monitoring, Quality Control And Inspection, Vehicle-Mounted Computing (MDTs / VMCs), Warehouse Picking And Put-Away.
These examples demonstrate the versatility of the SLK-77-M 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 SLK-77-M is appropriate for your specific application, please contact us.
The iKey SLK-77-M Backlit Mobile Mount 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 SLK-77-M Backlit Mobile Mount Rugged Keyboard, must be presented to RUGGED in the United Kingdom.
For more information about the iKey SLK-77-M Backlit Mobile Mount 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 SLK-77-M Backlit Mobile Mount 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 SLK-77-M 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 Limited’s rugged keyboard range is engineered from high-quality, durable materials designed to withstand harsh operating conditions. These materials commonly include silicone, which offers excellent resistance to liquids and dust, making them easy to clean and sanitise. Many models also feature stainless steel for their casings or keycaps, providing superior strength against impacts and corrosion, ideal for industrial or public use.
Furthermore, industrial-grade ABS plastic is often utilised for its robust and lightweight properties, contributing to the overall resilience of the rugged keyboard. The choice of these materials ensures that our keyboards can endure extreme temperatures, vibrations, and constant use without compromising performance or longevity.
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 keyboards are indeed typically more expensive than standard consumer-grade keyboards. This price difference stems from several key factors related to their construction and intended use. Unlike standard keyboards, a rugged keyboard is engineered to withstand harsh environments and demanding conditions, meaning they are built with higher-grade materials and often feature specialised sealing against dust, liquids, and extreme temperatures.
For instance, many rugged keyboards incorporate features like silicone membranes, stainless steel casings, or industrial-grade plastics to ensure longevity and consistent performance where a regular keyboard would quickly fail. The design and manufacturing processes for these durable peripherals are more intricate, involving rigorous testing to meet stringent industrial and military standards. This commitment to resilience and reliability contributes significantly to the overall cost, making a rugged keyboard a worthwhile investment for operational continuity in challenging settings.
Rugged keyboards are an excellent choice for control rooms, where reliability and durability are paramount. These environments often require equipment that can endure continuous use and potential exposure to dust or spills without compromising performance.
Specifically designed with robust materials, a rugged keyboard offers superior protection compared to standard keyboards. This resilience ensures that critical operations in control rooms can proceed uninterrupted, even in challenging conditions. Rugged Limited provides a range of these specialized input devices, built to meet the rigorous demands of such settings, ensuring long-lasting functionality and consistent performance.
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 specialises in providing industrial solutions, and this includes offering customisation options for their rugged keyboard range. We understand that different industries and applications have unique demands, which is why our rugged keyboards can be tailored to incorporate various features.
For instance, standard options like integrated pointing devices, backlighting, and different mounting solutions are available to enhance functionality and usability. Beyond these, Rugged Limited can implement bespoke modifications to ensure the rugged keyboard seamlessly integrates into your specific setup and operational environment. This commitment to customisation ensures that you receive a product perfectly suited to your needs, rather than a one-size-fits-all solution.
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.
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.








