Next Product SEC-ACB-35 Basic control board for advanced display of ASD 535-3 and -4 Please login to see your pricing Login SKU: SEC-ACB-35 Category: Spares Description Repair exchange for the advance display unit (with smoke level display) Technical Brochure Other Downloads SEC-ACB-35 Data Sheet.pdf Related products Quick View Quick View SparesSEC-AMB-31 Read more Main board for ASD 531 Quick View Quick View SparesSEC-AFU-35 Read more Aspirating fan unit for ASD 535 Quick View Quick View SparesSEC-AFS-35 Read more Air flow sensor for ASD 535 Quick View Quick View SparesSEC-BCB-35 Read more Basic control board for standard display of ASD 535-1 and -2