This series offers an easy way to upgrade from a basic mechanical time switch to an electronic time switch. These timers will allow for up-to-the-minute programming, battery backup for power loss, up to 28 events total, and automatic daylight saving time corrections without the need of user interaction. They come in standard 7-day versions. Features: Selector switch to determine input voltage between 120-277 VACUp to 28 events totalTo-the-minute accuracyTemporary override or permanent manual overrideAutomatic Daylight Saving Time adjustmentAstronomic models enable dusk-to-dawn scheduling Specifications: Manufacturer: IntermaticManufacturer Part Number: ET1725CProduct Type: Electronic ControlVoltage Rating: 120-277 VACFrequency Rating: 50/60 HzVoltage Selection Type: Selector SwitchElectronic Ballast Load Ratings Range: Electronic BallastInductive Load Ratings (NO) Range: 30 A, 120/240 VACMagnetic Ballast (NO) Range: 20 A, 120-277 VACResistive (NO) Range: 20 A, 28 VDC; 30 A, 120/240 VACMotor Load Ratings (NO) Range: 1 HP, 120 VAC; 2 HP, 240 VAC Knockout Dimensions Back (1) Combination: 1/2" - 3/4"Knockout Dimensions Bottom (2) Combination: 1/2" - 3/4"Minimum Wire Size: #14 AWGMaximum Wire Size: #8 AWGNumber Of Circuits: 2Switch Type: 2xSPST, 1xDPST or PulseOperation Mode: 7 DayOperating Temperature Range: -40 to 104 Degrees FEnclosure Type: Indoor type 1 metalDimensions: 5.35" x 8.1" x 3.25"Weight: 2.96 lb. Catalog Page Installation Manual