0 ratings
Item #:
79690246
Matrix Keypad 2x2 4 Button Keyboard Module Matrix Array Momentary Switch - USA!
Item #:
79690246
AOA 13731
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Sunday, September 13
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
The perfect addition to your project requiring fast and easy data input
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Compact Design
The 2x2 matrix layout offers a space-efficient form factor ideal for embedded systems and DIY projects, making it easy to integrate while saving valuable real estate in electronic projects.
Reliable Performance
This momentary switch module ensures responsive and consistent user input, addressing common issues with other keypads, and enhances user experience through tactile feedback during operation.
Versatile Applications
Perfect for a variety of electronic applications, from simple projects to complex systems, this keyboard module delivers exceptional quality and value, catering to hobbyists and professionals alike.
Product Details
| Type | Momentary Switch |
| MPN | WB0DE000004 |
| Number of Positions | 4 |
| Brand | Brain Wire |
| UPC | Does not apply |
| Country of Origin | China |
| Item Weight | 0.1 lbs (50 grams) |
Who Should Buy?
-
Hobby Electronics
Ideal for hobbyists creating basic control interfaces or DIY projects requiring a simple matrix keyboard input.
-
Educational Projects
Perfect for students learning about electronics and programming, offering hands-on experience with input devices.
-
Embedded Systems
Useful for developers in embedded systems needing compact, low-cost input options for various applications.
-
Professional Use
Not suitable for environments requiring high durability and reliability in demanding applications or commercial products.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Can this keyboard be used with an Arduino?
Answer: Yes, it can be easily interfaced with an Arduino using its 4-bit parallel interface. -
Question:
What is the lifespan of the buttons?
Answer: The buttons have a rated life of 100 Million Cycles. -
Question:
What is the operating temperature range?
Answer: The operating temperature range is -25 to +85 Degrees C.
brain wire Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
AOA 13731
Order now and get it around Sunday, September 13
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- 2x2, 4 button tactile momentary switch matrix keyboard
- 4 pin connector for easy interfacing with microcontrollers
- Recommended voltage: 5VDC
- Button travel: 0.1 - 0.7mm
- Rated life: 100 Million Cycles
- Operating Temperature: -25 to +85 Degrees C
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.