Wall Mount Power Supply. Primary Voltage: 120V AC, .43 Amp. Secondary Voltage: 24V AC, 1.5 Amp, 40 VA. Auto-Reset Overload Protection, LED Power Identification. Terminal Connection for Secondary Voltage; Grounding Prong & Terminal.ELK-TRG2440 Trusted, professional grade step down transformer for low voltage systems, such as Access Control, Security & CCTV.Main FeaturesAuto-Resetting (PTC) Fused SecondaryGreen Power On LEDGrounding Prong & TerminalElectrical outlet mounting tabEfficiency Level VIUL ListedWire Strain ReliefLifetime Limited WarrantyGeneral InformationName: ELK Step Down Transformer, ELK Products, Inc, ELKCategory: Elk Products Inc., Batteries & Power Supplies, TransformersUPC Code: 762158124402Country of origin: China. Country of origin is subject to change.