GETT KV21230 Twelve Key Square Matrix Keypad Review: Specs, Price and Applications
Updated: 7 days ago
KV21230 is a twelve-key stainless-steel numeric matrix keypad. The reviewed square-key reference is non-backlit; illuminated family variants have separate article numbers. Mounting and interface must follow the exact datasheet.
Quick Verdict
Consider KV21230 for an embedded numeric-entry station with a compatible matrix interface and the correct panel mounting. Verify the full article and illumination arrangement; do not treat a family page's generic USB fields as proof that this matrix item is a plug-in USB keyboard.
GETT KV21230 Twelve Key Square Matrix Keypad at a Glance
Reviewed article: KV21230
Key count: 12
Key arrangement: Square-key numeric layout
Electrical interface: Matrix connector; optional interface electronics require separate confirmation
Illumination: No backlight on KV21230; other article numbers add illumination
Mounting: Front-mounted threaded-bolt plate; item drawing governs
Price: Request a quote for the exact ordering configuration.
Technical Specifications
Specification | Documented configuration |
Reviewed article | KV21230 |
Key count | 12 |
Key arrangement | Square-key numeric layout |
Electrical interface | Matrix connector; optional interface electronics require separate confirmation |
Illumination | No backlight on KV21230; other article numbers add illumination |
Mounting | Front-mounted threaded-bolt plate; item drawing governs |
Design and Build
The exact article resolves the optional-illumination wording in the source. KV21230 is the non-backlit matrix version, while other listed references provide white or yellow backlighting. Choose the required article before finalizing panel wiring. A family photograph can show the shared mechanical format without identifying the supplied illumination.
Specify a panel keypad with its exact front plate, mounting arrangement, sealing and electrical interface. Use the item-specific drawing for cutout and fastening. Reserve rear access and confirm that the complete enclosure achieves the required protection; a protected front does not automatically qualify the rear assembly.
Configuration and Integration
The interface is a matrix connection in the item-specific datasheet. Confirm the scanning electronics, connector and host key interpretation before ordering. If a USB controller is required, identify the actual included or separately ordered adapter rather than assuming one is present. Keep the pinout and accepted software mapping together for maintenance.
Define matrix scanning or the selected interface electronics and the application's key map. Confirm the connector pinout and any separately powered illumination. Preserve the accepted debounce, repeat and input-validation behavior. A mechanically matching keypad is not a complete host-interface specification.
Applications and Use Cases
Evaluate KV21230 for a documented numeric-input panel with known host electronics, mounting and operator tasks. Confirm the complete article and connection details.
Assess the completed operator station, including sealing and input handling. Stainless steel and impact-resistance claims do not make the whole enclosure suitable for arbitrary exposure or every cleaning substance. Check the chosen mounting and gasket arrangement. Verify all keys and the application's handling of invalid or repeated input using representative operator tasks.
The useful result is reliable, understandable numeric input for the intended task. Key shape, illumination and material support selection, while the host software determines interpretation and permitted commands. Evaluate the operator workflow and complete installation together.
Alternatives and Selection
Compare the exact keypad with another input module using the same numeric task and panel conditions. Include interface electronics, illumination, mounting and software input validation.
Price and Value
Price: Request a quote. The quotation should identify the exact product configuration, included options, delivery terms and support scope. Accessories and integration work should be listed separately so the hardware price can be compared on a like-for-like basis. A family name or headline specification is not a complete purchasing description.
Assess value against the work the product enables in the machine. Include the engineering needed to configure it, the equipment that must operate alongside it and the effort required to maintain or replace it. A lower component price can be outweighed by extra integration work, while additional features are valuable only when the application can use them. Compare written configurations rather than assumed package contents.
Pros and Cons
Pros
Twelve-key layout supports a defined numeric-entry task
Stainless-steel front addresses an identified panel requirement
Separate backlight variants make illumination selection explicit
Cons
Matrix interface requires compatible scanning electronics
Mounting and front sealing require the exact drawing
Family options and generic interface fields can mislead without article checking
Who Should Consider GETT KV21230 Twelve Key Square Matrix Keypad?
Consider KV21230 for an embedded numeric-entry station with a compatible matrix interface and the correct panel mounting. Verify the full article and illumination arrangement; do not treat a family page's generic USB fields as proof that this matrix item is a plug-in USB keyboard.
The strongest purchasing case is a clearly defined requirement that matches the documented configuration. If the project depends on a particular option, interface or mechanical arrangement, include it explicitly in the order. Keep the accepted configuration with the equipment documentation so a later replacement preserves the intended application.
Commissioning and Acceptance
Verify every key, label, accepted input and error-handling behavior with the real host interface. Check illumination where fitted, mounting and the applicable front-sealing qualification. Record the exact article, pinout and application mapping. Repeat affected checks after changing interface electronics or panel construction.
GETT KV21230 Twelve Key Square Matrix Keypad FAQ
What is GETT KV21230 Twelve Key Square Matrix Keypad?
KV21230 is a twelve-key stainless-steel numeric matrix keypad. The reviewed square-key reference is non-backlit; illuminated family variants have separate article numbers. Mounting and interface must follow the exact datasheet.
Which configuration is reviewed?
Reviewed article: KV21230. Key count: 12.
What is the main selection consideration?
Consider KV21230 for an embedded numeric-entry station with a compatible matrix interface and the correct panel mounting. Verify the full article and illumination arrangement; do not treat a family page's generic USB fields as proof that this matrix item is a plug-in USB keyboard.
What applications should it be considered for?
Evaluate KV21230 for a documented numeric-input panel with known host electronics, mounting and operator tasks. Confirm the complete article and connection details.
What is a documented advantage?
Twelve-key layout supports a defined numeric-entry task. Stainless-steel front addresses an identified panel requirement.
What limitation matters during integration?
Matrix interface requires compatible scanning electronics. Mounting and front sealing require the exact drawing.
What is the price?
Price: Request a quote. Specify the exact ordering configuration, required options, accessories and delivery terms.
How should an alternative be compared?
Compare the exact keypad with another input module using the same numeric task and panel conditions. Include interface electronics, illumination, mounting and software input validation.
Product information: GETT KV21230 item-specific matrix-keypad datasheet and manufacturer family information, cross-checked against the supplied listing.
Pricing is quotation-based and may change. Options, availability, delivery and application requirements depend on the selected ordering configuration.
