Home / Power Supplies / Fire Alarm Power Supplies / Simplex 742-342 Simplex 742-342 $892.82 System Power Supply (SPS) PCA (SPS PC board only) Availability: Please Call for Lead Time Simplex 742-342 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 #: 32861 Categories: Fire Alarm Power Supplies, Power Supplies Manufacturer Part #: 742-342Secondary Part #: 566-071 Tag: PR Description Specifications Resources Resources Description Power Supply Board for Simplex 4100U and Simplex 4100ES fire alarm panels. Information Weight 1.00 lbs Condition New Brand Simplex Resources4100U Simplex – Service Parts List