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Heng Yu is a Hong Kong based company, with a strong R&D center in our Hong Kong headquarter and powered by our own modern production campus in Zhuhai (Guangdong, China). The two offices are linked up together by the world’s largest and amazing bridge over the sea.

Get In Touch

Phone: +852 2394 1852
Address: Room 1503-05, NanFung Commercial Center, 19 Lam Lok Street, Kowloon Bay, HK

Our Location

852-2394 1852


Heng Yu P14A/P14B pinpad family are mainly used as pin input devices for banks, POS terminals, payment centers and securities. Typical applications are as below:



  • Point of Sale PIN input device
  • Password pinpad in the bank counters
  • Access Control PIN input device
  • Stock price checking pinpad in securites houses
  • Manufacturing control instrument input device
  • Road toll input device
Main Features
  • Numeric keys with additional 4 user customized keys
  • Using high quality conducting rubber, operating life of individual keys > 5 million operations
  • Equipped with password-shield, protecting the pin from being seen during input
  • With several value added functions available
  • Support many connecting interfaces
  • Power can be retrieved from the keyboard port for RS232 interface
Value-added Functions
  • Red/Green LED indicators
  • 122×32 Dot matrix LCD (only for P14B)
  • LCD with fixed display message (only for P14A)
  • Fixed voice hint for operation guide
  • External control box
  • 64-bit DES encryption
  • User smart card terminal module (only for P14B)
  • Plug-in SAM card modules (up to three, only for P14B)
SmartCard Terminal Module
  • User card reader can be mounted vertically
  • Up to 3 internal card readers for plug-in SAM cards can be fitted into the underside of keypad
  • Positioning of card contacts complies with ISO 7816/2
  • Push-pull card reader with spring-loaded contacts
  • MTBF is 200,000 read cycles for user card reader and 5,000 for SAM card reader
  • Electrical characteristics comply with ISO 7816/3;active short-circuit breaker protects smartcard by deactivating interface
  • Data is transferred to the PC through the serial port
DES Encryption
  • With 16 pairs of master and working keys
  • Keys can be downloaded from the host
  • Working keys are encrypted by the corresponding master keys
  • PINs are encrypted by the working key, after the master key having been activated

Technical Specification

  • Different baud rates are available
  • Interface: RS232C, TTL, 5-pin DIN,6-pin MINI-DIN (PS/2), USB
  • Power Supply: 5V/DC ±10%
  • Current input: less than 100mA
  • Storage temperature: -40°C to +60°C
  • Operating temperature: 0°C to +50°C
  • Humidity: 20% to 90%, non-condensing

Model Dimension (LxWxH, mm)     Weight (g)

P14A        160x100x115                      295
P14B        160x100x85                       310
Other Feaures
  • Command sets can be user-customized
  • Scan codes can be user-customized
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