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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
Manufacturer
Ruggedness
IP Rating
Mounting Format
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 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 SLK-77-M 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.
BT-80-WHITE
- IP65 dust and water resistance
- Over 10 million key actuations
- MIL-STD shock tested
- Red backlit keys for low light

SLK-102
- Sealed ABS polycarbonate case for dust and water protection
- Backlit keys for low-light visibility
- Over 10 million tactile key actuations
- Certified MIL-STD-810G shock and vibration resistant

IK-PAN-FZG1-NB-V5
- Clip-on design protects tablet screen
- Robust magnesium alloy case
- Resists shock pulses up to 50g
- Over 10 million keystroke lifespan

SL-910-STD
- IP65 and NEMA 4X dust and water resistance
- Vibration and shock tested to MIL-STD-810G
- Compact design with glove-friendly keys
- Multiple connectivity options including USB PS 2 and DB9

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 engineered for environments where standard keyboards would quickly fail. Unlike typical office keyboards, a rugged keyboard offers enhanced durability and protection against elements such as dust, dirt, liquids, and extreme temperatures. They feature robust construction, often incorporating sealed casings and industrial-grade components to ensure reliable performance in demanding conditions.
Key differences include:
- Durability: Rugged keyboards are designed to endure significant impact, vibration, and continuous use in challenging settings.
- Environmental Protection: They typically boast high Ingress Protection (IP) ratings, indicating resistance to water and dust—essential for industrial, marine, or outdoor applications.
- Material and Build: Constructed from rugged materials like stainless steel or silicone, they offer longevity that standard plastic keyboards cannot match.
- Functionality: Many rugged keyboards include features such as integrated pointing devices (e.g., trackballs or touchpads), backlighting for low-light conditions, and specialised key layouts for specific industrial tasks.
Rugged Limited provides a range of rugged keyboard solutions tailored for various harsh environments, ensuring sustained operation where standard peripherals would falter.
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.
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.
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.
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.
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.
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.
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.








