Check the listing for details. Adjustable 0-300V 3Amp 1000W Regulated Variable Switch Power Supply for DC Motor. Condition: New. Listed at 148.00 USD. Adjustable 0-300V 3Amp 1000W Regulated Variable Switch Power Supply for DC Motor Features: 1. Universal AC input, optional 115V / 230V; 2. Protection function: short circuit, overload, overvoltage, overvoltage; 3. High efficiency, constant voltage and constant current; 4. 100% full load aging test, CE RoHS certification; 5. Suitable for LED lighting, 3D printers, DC motors, industrial machinery. specification: Input voltage: 115/230VAC ±20% Output voltage: DC 0-300V Output current: maximum 0-3A Rated power: 1000W Drive mode: constant pressure Protection: short circuit, over voltage, over current, over heat Shell material: aluminum box Cooling: forced wind Weight: 1600 grams Size: 240 * 125 * 65mm note: 1. IP20 rate, only used indoors; 2. This power supply is "not done" with installation instructions, wiring cables, on/off switches or screws. 3. In order to extend the power of the power supply, please select a model with a power 20% higher than the equipment. filler: 1 power supply Why choose us: 1. 100% positive feedback, free replacement, fast delivery; 2. One-stop power supply, voltage from 10w to 3000w.