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iKey SLP-88-461 Military Grade Panel Mount Backlit Rugged Keyboard
Designed for harsh industrial and defence environments, the iKey SLP-88-461 Military Grade Panel Mount Backlit Rugged Keyboard provides a sealed, durable interface that resists dust, humidity, and electromagnetic interference. Its panel mount design with 8-32 mounting studs ensures secure installation in confined spaces, making it suitable for kiosks and mobile platforms. The keyboard features tactile mechanical snap keys beneath a silicone rubber overlay rated for over 10 million actuations, delivering reliable input feedback under challenging conditions.
With integrated red backlighting, the SLP-88-461 enhances usability in low-light locations, and its ABS polycarbonate enclosure offers impact resistance and durability for continuous-duty applications. It complies with MIL-STD-461 for EMI tolerance and is NEMA 4X certified to provide waterproof and dustproof protection. The keyboard supports PS/2 and USB interfaces, ensuring compatibility across diverse setups. Rated for operation between -40°C and +70°C, and capable of withstanding shock pulses of 50g and extensive vibration testing, this model suits field-ready industrial and defence uses requiring reinforced, reliable input devices.
SLP-88-461 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
Manufacturer
Certifications & Standards
Ruggedness
IP Rating
Mounting Format
Country Of Manufacture
United States
Backlight
Red
Case Material
ABS Polycarbonate
Certifications
NEMA 4X UL60950, FCC Part 15 Class B
Custom Options Products
Keyboard Layout,Keyboard Language,Cable Type,Cable Length,Interface
Dimensions
11.80" x 6.79" x 1.35" (w-h-d) 299.7mm x 172.5mm x 34.3mm CUTOUT: 10.40" x 5.40" (w-h) 264.2mm x 137.2mm
Housing Colour
Black
Humidity
100% Humidity Resistant
Cable
LENGTH: 4 feet (1.2 meters) DESIGN: PS/2 or Single-Cable USB
Compatibility
PS/2 KEYBOARD: All Windows Operating Systems USB KEYBOARD: 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: 7.05 oz. +/- 1.06 oz. (2POWER SPECTRAL DENSITY: 0.04g/Hz FREQUENCY RANGE: 20Hz - 2 kHz DURATION OF TEST PER AXIS: 3 hours00g +/- 30g) FEED
Lifespan
>10 Million Actuations
No. Of Keys
88
Pointing Device
HulaPoint
Power
PS/2: 200mA@5V (from Keyboard port) USB: 200mA@5V (from CPU port)
Product Weight
1.75 lbs (0.79 kg)
Shock
3 x 11 ms Pulses of 50g on each of 3 Axes
Switch Force
200g (+/- 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 SLP-88-461 Military Grade Panel Mount Backlit Rugged Keyboard is designed and engineered for use in demanding environments where reliability, durability are essential. The SLP-88-461 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, Public Sector, Rail And Transport, Security And Surveillance.
Across these sectors, the SLP-88-461 is typically used in applications such as Emergency Dispatch And Incident Management, Health, Safety, And Compliance Inspections, Industrial HMI And Machine Interfacing, Mobile Workforce Operations, Preventive And Corrective Maintenance, Process Control And Shop-Floor Monitoring, Secure Access, Authentication, And Control Terminals, Secure Communications And Command-And-Control.
These examples demonstrate the versatility of the SLP-88-461 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 SLP-88-461 is appropriate for your specific application, please contact us.
The iKey SLP-88-461 Military Grade Panel Mount Backlit 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 SLP-88-461 Military Grade Panel Mount Backlit Rugged Keyboard, must be presented to RUGGED in the United Kingdom.
For more information about the iKey SLP-88-461 Military Grade Panel Mount Backlit 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 SLP-88-461 Military Grade Panel Mount Backlit 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 SLP-88-461 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.
MEM-114-OEM
- IP65 and NEMA 4X sealed construction
- MIL-STD-810G certified shock and vibration tolerance
- Programmable keys with tactile mechanical snap feedback
- Wide -40°C to +70°C operating temperature range

SL-88-OEM
- Over 10 million key actuations
- IP66 NEMA 4X dust and water protection
- MIL-STD-810G shock and vibration tested
- PS/2 and USB connectivity with downstream port

SLK-101
- NEMA 4X sealed enclosure
- MIL-STD-810G shock and vibration tested
- Red LED backlit keys
- Over 10 million keystroke lifespan

DT-5K-FSR-IS
- Intrinsically safe for hazardous locations
- NEMA 4X sealed stainless steel housing
- Over 10 million key actuations lifespan
- Integrated Force Sensing Resistor (FSR) pointing device

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 Limited provides a range of rugged keyboards specifically engineered to meet the demanding requirements of military applications. These keyboards are designed to withstand extreme temperatures, vibrations, shocks, and exposure to dust and liquids, making them ideal for deployment in challenging operational environments.
Our rugged keyboards feature robust casings, often manufactured from stainless steel or aluminum, and incorporate sealed keypads to prevent ingress of contaminants. Many models also include features like adjustable backlighting for use in varying light conditions, and some are night vision compatible, which is crucial for covert operations. The design prioritises reliability and consistent performance, ensuring that critical data entry functions remain operational when they are needed most.
Furthermore, the durability of a rugged keyboard from Rugged Limited ensures a longer product lifespan and reduced maintenance, offering a cost-effective solution for military organisations seeking dependable input devices.
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.
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.
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 specifically engineered to withstand various forms of abuse, including vandalism. This resistance is achieved through robust construction using materials like stainless steel or industrial-grade silicone, which can endure impacts, sharp objects, and attempts at key removal.
Features such as sealed casings protect internal components from dust, dirt, and liquids, which can often be part of vandalisation attempts. Additionally, some models incorporate reinforced keys and tamper-proof mounting options to deter and prevent damage. When looking for a durable input solution, a rugged keyboard offers significant protection against vandalism, making it ideal for public access terminals, industrial settings, and other environments where durability is paramount.
Rugged Limited provides a range of these highly durable and vandal-resistant rugged keyboards designed for long-lasting performance in challenging conditions.
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.
Yes, many of the rugged keyboards available from Rugged Limited are engineered to be compatible with both Windows and Linux operating systems. This broad compatibility ensures that users can integrate a durable and reliable rugged keyboard into diverse computing environments without issues.
Rugged Limited provides a selection of rugged keyboards that are built to withstand challenging conditions while maintaining essential functionality across different platforms. When selecting a rugged keyboard, it is always advisable to check the specific product’s technical specifications to confirm compatibility with your intended operating system.
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.








