At a glance
- OEM rugged keyboards are built into your own equipment, so cut-out, front-face sealing, interface and legends are fixed early.
- The range has 88 products: 50 also sit in panel mount, 26 in stainless steel, 15 in ground control station and 9 in backlit keyboards.
- Sealing is stated as NEMA 4X on most silicone-overlay models and as IP65 to IP68 on others, so compare the way each is stated.
- Most models list USB and PS/2; two list RS232 and RS485 as well.
- Some products are listed for hazardous areas, but certification must match the exact zone or division of your site.
What is an OEM rugged keyboard?
An OEM rugged keyboard is supplied as a part for another product: a control console, ground control station, machine panel, kiosk or vehicle. It is chosen to fit a particular fascia and host. This guide is for the engineer or integrator doing that work. For a ready-to-fit unit chosen as a finished item, the OEM keyboards range is the off-the-shelf alternative.
Which construction suits which job?
| Construction | Switch and life in the data | Stated sealing and temperature | Typical use |
|---|---|---|---|
| Stainless steel front plate, aluminium alloy base plate | Over 10 million actuations on most | IP65; -40 °C to +70 °C on most | Control panels, kiosks, outdoor housings |
| Silicone overlay, mechanical snap keys | Over 10 million actuations | NEMA 4X; some also IP66 to IP68 | Vehicle consoles, ground stations |
| Carbon-on-gold switches, 1.5 mm travel | 50,000 hours MTBF on some | IP65 to IP68; -20 °C to +60 °C on most | Factory sites with frequent cleaning |
| Sealed membrane | Snap-dome or mechanical snap feel | IP65 or IP67; NEMA 4X | Thin fascias |
How do cut-out, mounting and sealing work?
Panel-mount models seal at the front face. One stainless steel model is described as installing flush to reduce tampering risk, and another as fitting control cabinets by rear panel mounting. A military-style model is described as optimised for front panel mounting in confined spaces.
Depth varies widely. One 42-key model is 10.9 mm deep, another is 18.3 mm, and a full-size panel unit lists 356.9 mm by 198.4 mm by 40.1 mm. A sealing rating applies only when the unit is installed correctly, so the panel, gasket and fixings matter as much as the keyboard. Follow the panel mount installation guide, and see panel mount keyboards and stainless steel keyboards.
Which interface should you design in?
Most models list USB and PS/2. Two stainless steel models also list RS232 and RS485, and two panel-mount models mention serial. Some listings state no interface at all, so confirm it before you design the connector. One military-grade model with a touchpad is described as running on 5 V. For the differences, read USB, PS/2 and serial interfaces.
What about lighting, pointing devices and layouts?
For dark control rooms, green backlighting with night-vision compatibility is listed on two models, one with eight adjustable levels. Red backlighting is listed on two models and blue on two others. See backlit keyboards and ground control station keyboards.
Layouts run from 12 keys to 116, with UK and US legends listed on most. Some descriptions mention configurable or programmable layouts. The category description refers to custom layouts and long lifecycle availability; ask about both per model. EMC statements include MIL-STD-461E on several models and IEC 61000 on most carbon-on-gold models. For separate parts, see OEM rugged pointing devices and OEM rugged keypads.
What if the equipment is for explosive atmospheres?
Some products are listed for non-incendive use (three) or intrinsically safe use (two). Certification must match the exact zone or division of your site, so check the marking on the product you intend to use. Nothing else in this category should be treated as suitable.
What to check on the datasheet
- Panel cut-out, thickness, depth behind the panel and fixing method.
- Ingress rating, and whether it is IP or NEMA 4X.
- Interface, supply voltage and cable.
- Key life basis: actuations, hours of MTBF or years.
- Operating and storage temperature.
- EMC, shock and vibration standards.
- Backlight colour, legends and layout options.
How do you choose?
- Fix the panel material, thickness and available depth.
- Set the sealing target for the front face.
- Choose the host interface and supply voltage.
- Pick the layout, legends and any built-in pointer.
- Add lighting, EMC and temperature needs.
- Request the drawing and datasheet for each shortlisted model.
What to tell us for a quote
Send the panel details, key count and legends, host interface, supply voltage, environment, expected volumes and how long the product will stay in production.
Related guides and ranges
- Panel mount keyboards
- Stainless steel keyboards
- Ground control station keyboards
- Backlit keyboards
- OEM rugged keypads
- OEM rugged pointing devices
Frequently asked questions
How does an OEM rugged keyboard differ from a standard one?
It is a component built into your equipment. You specify the cut-out, interface, legends and sealing against your panel.
Is the sealing rating the same at the front and the rear?
Not necessarily. A rating describes the keyboard when installed correctly in a suitable panel. Check what the datasheet says about the rear and cable entry.
Can the layout and legends be changed?
Some descriptions mention configurable or programmable layouts. Options vary by model, so send your key list and we will confirm what is possible.
Which backlight colours are listed?
Green with night-vision compatibility, red and blue, on different models. Confirm colour and levels for the exact part.
Are any of these keyboards suitable for hazardous areas?
Some are listed for non-incendive or intrinsically safe use. Certification must match the exact zone or division of your site.