1. Save electricity energy up to 30-40%
2. Reduce the temperature of the engine room, save air conditioner cost and electricity cost
3. Patented products with special technology
4. Test and approved by lots of lab and user, widely used in OTIS, TONE,Hitachi, Mitsubishi,Fuji,Schindler and so on
5. Compatitible for IEC61000-3-2 and GB/T14549
6. 100% Safe, parallel connection with original system never affect elevator operation
Any one interested in please do not hesitate to contact
Best Regards,
Jackie
Skype: wahpark
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