Welcome! ALL THE ARTICLES OF THE ELECTRONIC ZETA ARE ALWAYS ALREADY IN ITALY !! Thank you ------------ 1 BLACK NUMERIC KEYPAD 16 KEYS MATRIX KEYPAD 4 X 4 ARDUINO Numeric keypad with 16 keys with row / column matrix Max working voltage 24Vdc Contact resistance max 150Ω Maximum working current 20mA PIN 1 nc 2 column 1 3 column 2 4 column 3 5 column 4 6 row 1 7 row 2 8 row 3 9 row 4 10 nc.
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