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3 x 4 Matrix Array 12 Key Membrane Switch Keypad Keyboard for MCU arduino

  • 150-299 Pieces
  • 300-999 Pieces
  • >=1000 Pieces
- + Pieces available
0piecesselected, US $in total
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Shipping fee:
Depends on the order quantity.
Lead Time:
2 day(s) after payment received
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Quick Details
Model Number:
Place of Origin:
Guangdong, China
Brand Name:
Product Name::
12 Key Matrix Keypad
Delivery Time:
1-3 working days
1 year warranty
Original Package
Pad Size:
77 x 70 x 0.8mm
Operation Temperature:
-20 ~ +40 °C

Packaging & Delivery

Selling Units:
Single item
Single package size: 
17X7X1 cm
Single gross weight:
0.030 kg
Package Type:
12 Key Matrix Keypad
Lead Time :
Quantity(Pieces) 1 - 1000 >1000
Est. Time(days) 2 To be negotiated
Product Description

3 x 4 Matrix Array 12 Key Membrane Switch Keypad Keyboard for MCU arduino

Attention: Please help write total declared value when place an order. Thank you.


This is a new four by three matrix twelve key membrane switch keypad that is easy to use and will look nice in your project.It is very useful if you need it for prototyping with a breadboard or just need a keypad for your project.


Pad Size: 77 x 70 x 0.8mm

Transparence cable length: 86mm

Connector: 7 pins (Pitch 2.54mm)

Mounted: Adherence

Maximum Circuit

Rating: 35VDC, 100mAa

Insulation Resistance: 100M Omh, 100V

Dielectric Withstand: 250VRms (50-60Hz, 1min)

Contact Bounce: <=5ms

Life Expectancy: 1 million closures

Operation Temperature: 0 to +70 centigrade

Humidity: 40 centigrade, 90%-95%, 240 hours

Package Included:

1 X  12 Key Matrix Keypad

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Packing & Delivery


Different package at optional:
1. Retailing Package:Anti-static bag
2. Bulking Packing:Plastic Bag Package
3. Retailing Box package


1,Normally, our delivery time is 1-5 workdays after payment

2,Pakage  can be shipped by DHL/FedEx /TNT/ UPS /EMS or other special method. Please inform us your prefer shipping method.


1,What is the delivery time?
Normally, 1-5 workdays after payment;
Special requirement orders, delivery time is negotiable.

2,Can you OEM package please?

Yes. We can. Such as printing your logo.Design package box for bulk order.

3,How about your quality of products?
Less than 2% repairing rate within one year.
Our QC team has 3 members who test quality before shipping.

4,What is warranty of your products?
Refunds within 3 months,1year warranty replacement or repairment for free.

5,What is your terms of payment?
1,Order below 10000USD is T/T 100% in advance.
2,Order over 10000USD T/T 30% as deposit, and 70% before delivery.
3,We accept Paypal ,Alipay,T/T.Money gram.Western Union.