This witch power supply convert AC to DC， widely used in the power adapter， Led lights strip， LED display， billboard， industrial equipment， etc.<br /><br />Features:<br />Switch power supply， convert AC 170-250V to DC 12V .<br />Input voltage: AC 170-250V. Suitable for many country use.<br />Steady and precise output voltage.<br />Short circuit protection， overload protection(105%?150%)， over voltage protection(115%?135%).<br />Widely used as the power adapter for Led strip， LED display， billboard， industrial equipment， etc. IN-DOOR USE ONLY!<br /><br />Specifications:<br />Material: Metal case<br />Input voltage: AC 170-250V<br />Input Frequency: 50/60Hz<br />Input surge: Cold start 50A@230V AC<br />Output voltage: DC 12V<br />Output voltage adjustment range: &plusmn;10%<br />Output current: 50A<br />Current Range: 0?50A<br />Output power: 600W<br />Working temperature: -40~65 degree Celsius<br />Storage Temperature: -20&deg;C - +60&deg;C<br />Humidity: 20%~90%RH Non-Condensation<br />Item size: 24.0 * 12.5 * 6.7cm / 9.4 * 4.9 * 2.6in<br />Item weight: 1317g / 2.90lb<br />Package size: 24.6 * 12.8 * 7.3cm / 9.7 * 5.0 * 2.9in<br />Package weight: 1377g / 3.03lb<br /><br />Package List:<br />1 * Voltage Transformer<br><img src="http://img.tomtop.com/product/xy/2000/2000/p/tt/l/0/l0136-7-4b21.jpg" /><br>$$<img src="http://img.tomtop.com/product/xy/2000/2000/p/tt/l/0/l0136-8-4b21.jpg" /><br>$$<img src="http://img.tomtop.com/product/xy/2000/2000/p/tt/l/0/l0136-4-4b21.jpg" /><br>$$<img src="http://img.tomtop.com/product/xy/2000/2000/p/tt/l/0/l0136-2-4b21.jpg" /><br>$$<img src="http://img.tomtop.com/product/xy/2000/2000/p/tt/l/0/l0136-9-4b21.jpg" /><br>$$<img src="http://img.tomtop.com/product/xy/2000/2000/p/tt/l/0/l0136-3-4b21.jpg" /><br>$$<img src="http://img.tomtop.com/product/xy/2000/2000/p/tt/l/0/l0136-5-4b21.jpg" /><br>$$<img src="http://img.tomtop.com/product/xy/2000/2000/p/tt/l/0/l0136-6-4b21.jpg" /><br>