Features:
1. With self-checking function, Power box conventional output and self-checking output
2. Passed Germany TUV tests, and comply with related international standards
3. Dormancy function, prolong product's working life
4. Adopt new technology, PCB with strong ability of corrosion resistance, and strong ability of field adaption, stable and reliable
5. Beautiful appearance design, easy installtion, suitable for most brand elevators
6. Advanced technics and equipments, reliable SMT surface padding techniques
7. Optional for users to choose NPN/PNP output( Transistor output)without power supply box