SINIWO is a Chinese factory that customizes industrial 4×4 numeric keypad according to global customer requirements. With its excellent team and professional facilities, SINIWO occupies a certain position in China’s industrial keypad market. Determined to present the best industrial 4×4 numeric keypad to customers.
SINIWO continuous innovation of industrial 4×4 digital keypad has always been the source of vitality for its industry. Only robust technological innovation can achieve the most down-to-earth results. With the continuous iterative updates of products, industrial 4×4 numeric keypad has also entered more application fields.
| Model No. | B101 |
| Waterproof Grade | IP54 |
| Circuit board | Matrix or customized |
| Application | Telephone, access control |
| Key frame color | customized |
| Place of Origin | Zhejiang, China |
| Material | UL approved ABS plastic |
| Warranty | 1 Year |
| Button color | customized |
1. The industrial 4×4 numeric keypad is somewhat different from similar keypads on the market. Compared with ordinary keypads on the market, SINIWO industrial 4×4 numeric keypad is made of special UL-certified ABS plastic, and the keys are secondary injection molded, which can effectively ensure that the text does not fall off or fade.

2. Industrial 4×4 numeric keypad has undergone various tests to verify its corrosion resistance and aging resistance. The material of natural silicone can effectively extend the service life of conductive rubber. In order to effectively improve accuracy and provide customers with a better user experience, the industrial 4×4 numeric keypad uses gold-plated technology for its golden fingers, which is far ahead of other keyboards on the market in terms of usability.

3. SINIWO accepts industrial 4×4 numeric keypad custom button and text color. In addition, key frame colors can also be customized according to customer requirements. For this industrial 4×4 numeric keypad, you can use a variety of common connectors on the market, such as matrix pin connectors, XH plugs, USB connectors, RS232 and RS485 UART interfaces, etc.
