OTIS elevator leveling sensor SSGD-1L(NC) SSGD-1H(NO) Brand:OTIS Model:SSGD-1L(NC) /SSGD-1H(NO) MOQ:1 pcs Warranty Time:1 year OTIS elevator leveling sensor , SSGD-1L(NC) , SSGD-1H(NO) , OTIS elevator sensor Inquiry Send Email