Level indicator for maximum level: Brand: EU A-Brand: qty: 7 plm Level indicator for minimum level: Fire: EU A-Brand: qty: 93 plm Level Switch, Floater, Fischer, NK104, ATEX: Brand: EU A-Brand: qty: 1 Level Switch, Floater, Mobrey, BX19-3, DN20, Max 21Bar, 3 contacts: Brand: EU A-Brand: qty: 2 Level Switch, Infrared, Telco, PA-10-B613, Relay 24 VDC - VAID: Fire: EU A-Brand: qty: 1 Level Switch, Rotating paddle, Kuhnel, B324, 110VAC: Brand: EU A-Brand: qty: 4 plm Level Switch, Vibration, Endress+Hauser, FTL31-AA4U3AAWDJ, Liquid T 24VDC G1" L=38mm: Fire: EU A-Brand: qty: 1