TRC stocks an extensive line 12 volt external desktop power supplies and 12 volt wall plug-in power adapters from leading power supply manufacturers. TRC’s lineup of 12Vdc external power supplies are UL listed and ideal for use in a variety of test and measurement products, portable devices, portable medical equipment, and LED strip lighting applications. Our 12 volt external power adaptors meet the no-load power and efficiency requirements of DOE Efficiency Level VI. Many of the 12V external power supply solutions stocked at TRC maintain global safety approvals which allow customers to penetrate the global market. External 12V power supply form factors presented are desktop (2 or 3 pole IEC320 inlets) and wall plug-in (fixed or interchangeable AC plugs). Our leading manufacturing partners of 12Volt DC external power supplies include MEAN WELL, Phihong and Power Partners.