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iKey TMLT-870-OEM Military Grade Rugged Keyboard
Designed for military and industrial environments, the iKey TMLT-870-OEM is a compact, sealed rugged keyboard optimised for front panel mounting in confined spaces. It features capacitive key switches rated for over 10 million actuations, ensuring long-term reliability under continuous use. The keyboard includes a built-in FSR pointing device with capacitive operation and adjustable LED backlighting for enhanced usability in low-light conditions. It meets stringent MIL-STD-461E standards for electromagnetic interference resistance, safeguarding secure communications. The TMLT-870-OEM is sealed to NEMA 4X standards, offering dust and humidity protection, and operates across a temperature range of -32°C to +60°C.
Its robust construction resists shock and vibration, meeting rigorous testing protocols for military and industrial deployments. Weighing just 0.27 kg and measuring 12.59 by 6.59 inches with a slim 0.43-inch depth, it integrates easily into vehicle or machinery control panels without requiring dismantling of adjacent equipment.
TMLT-870-OEM Features
- Designed To Meet Mill-Std-461E
- Integrated Fsr Pointing Device
- Optional NVIS Compliant Green B Backlighting
- Switch Matrix Configuration
- 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
Case Material
No Case
Certifications
IP Rated, NEMA 4X UL60950, FCC Part 15 Class B
Custom Options Products
Keyboard Layout,Keyboard Language,Cable Type,Cable Length,Interface
Dimensions
12.59" x 6.59" x 0.43" (w-h-d) 319.79mm x 167.39mm x 10.92mm
Humidity
100% Humidity Resistant (when properly installed)
Active Area
59 x 42 mm
Compatibility
All windows OS
Diameter
38 mm
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
POWER SPECTRAL DENSITY: 0.04g2/Hz FREQUENCY RANGE: 20Hz - 2 kHz DURATION OF TEST PER AXIS: 3 hours
Lifespan
>10 Million Actuations
Mounting Type
front panel with threaded bolts
No. Of Keys
87
Operating Force
1 N
Operating Principle
capacitive
Pointing Device
HulaPoint
Pointing Device Operating Principle
Capacitive
Power
250mA@5V KEYBOARD/BACKLIGHT PS2/POINTER
Product Weight
0.6 lbs (0.27 kg)
Resolution
100 - 300 dpi
Shock
3 x 11 ms Pulses of 50g on each of 3 Axes
Switch Force
(180g +/- 30g)
Switch / Key Travel
1.5 mm
Switching Cycles
approx. 10 mill. (per key)
Tracking Force
65 g
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: -51C to +71C OPERATING: -32C to +60C
The iKey TMLT-870-OEM Military Grade Rugged Keyboard is designed and engineered for use in demanding environments where reliability, durability are essential. The TMLT-870-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, Oil and Gas, Public Sector, Rail And Transport.
Across these sectors, the TMLT-870-OEM is typically used in applications such as Field Data Capture And Reporting, Industrial HMI And Machine Interfacing, Process Control And Shop-Floor Monitoring, SCADA And Control-Room Access, Secure Communications And Command-And-Control.
These examples demonstrate the versatility of the TMLT-870-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 TMLT-870-OEM is appropriate for your specific application, please contact us.
The iKey TMLT-870-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 TMLT-870-OEM Military Grade Rugged Keyboard, must be presented to RUGGED in the United Kingdom.
For more information about the iKey TMLT-870-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 TMLT-870-OEM Military Grade 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 TMLT-870-OEM 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.
TMLT-870-OEM
- Sealed NEMA 4X dust and humidity protection
- Over 10 million key actuations
- MIL-STD-461E EMI resistance
- Compact front panel mounting with threaded bolts

PM-5K-MEM-TP
- Sealed membrane design with PVC-protected touchpad
- Stainless steel corrosion-resistant housing
- NEMA 4X and MIL-STD-810G certified durability
- Continuous-duty 24/7 industrial operation

RDC-1000
- Sealed steel construction with epoxy coating
- Silicone rubber keys rated for 10 million actuations
- NEMA 12 dust and humidity protection
- Shock and vibration resistant for industrial use

IK-SAM-AT
- Snap-on secure attachment
- IP54 dust and water resistance
- MIL-STD-810G shock and vibration certified
- Configurable backlighting options

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 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.
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.
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.
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.
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.
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.
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 Limited offers a range of rugged keyboards that are ideal for use in food processing facilities due to their robust construction and hygienic design. These keyboards are built to endure frequent cleaning with harsh chemicals and high-pressure washing, which are common practices in maintaining sanitation standards within the food industry.
Many models feature a sealed, silicone-based construction, making them resistant to spills, dust, and debris. This design prevents the ingress of contaminants, which is crucial for preventing bacterial growth and ensuring food safety. The smooth, crevice-free surfaces of our rugged keyboard options also facilitate easy sterilisation, minimising downtime for cleaning and maintenance.
Furthermore, the durable nature of a rugged keyboard ensures reliable performance even with constant use and exposure to challenging conditions, contributing to operational efficiency in food processing plants.







