Home / Relays / Siemens FS-TRI-S Siemens FS-TRI-S $304.50 Single Contact Monitor Point, Incorporates a form C relay Availability: Please Call for Lead Time Siemens FS-TRI-S quantity Add to cart Request a Quote This product is already on your Quote Request Browse your Quote Request Factory NewBrand: Siemens FireAlarm.com Part #: 81055 Category: Relays Manufacturer Part #: FS-TRI-S Specifications Information Weight 1.00 lbs Brand Siemens Condition New