24V to 12V 40A 480W Power Supply Transformer - Industrial Grade Buck Converter with Overload/Short Circuit Protection for Ham Radio, CCTV System

24V Step-Down to 12VDC/DC converter regulator step-down 18V-40V to 12V 40A to meet your actual power demand.
Note: 1. Please check the input voltage is correct before use. 2. Please check the positive and negative polarity of the power supply before wiring.; High conversion efficiencyMultiple intelligent protection functions, high and stable conversion efficiency. The conversion efficiency can reach more than 90%. If the voltage is too high, the circuit is faulty or abnormal, the fuse will blow and the transformer will stop working, thus protecting the appliance.; Multiple protection functionsThis voltage regulator has output over-current protection, output short circuit protection, input under-voltage protection, chip high temperature protection; with potting technology, it is waterproof, dustproof, moisture-proof, shock-proof and so on, and it can be used in a variety of occasions such as in-vehicle, outdoor, underground and so on.; Wide applicationLarge trucks, Golf cart, Club car, taxi radio, emu, car audio, LCD TV, advertising screen, LED strip lights, monitoring system, electronic systems and DIY etc.; IPX-7 WaterproofThis DC step-down converter is filled and sealed with thermally conductive organic silicone, making it dustproof, waterproof and vibration-proof.

So it can withstand heavy rain or bad weather outdoors.