Home / Relays / Simplex 565-045 Simplex 565-045 $297.83 Board Relay 4100 8 Pt Availability: Please Call for Lead Time Simplex 565-045 quantity Add to cart Request a Quote This product is already on your Quote Request Browse your Quote Request Factory NewBrand: Simplex FireAlarm.com Part #: 72474 Category: Relays Manufacturer Part #: 565-045 Specifications Resources Information Brand Simplex Condition New Resources4100ES Service Parts List Simplex – Data Sheet