The Triplett Model PS12 Single Output, 12V Low Power Switching DC Power Supply has six fixed output voltages with 1.5A current and can be used for testing and repair of circuit boards, vocational school/technical school/college level electronics classroom education, field service repair, and hobbyists. Choose between 3V, 4.5V, 6V, 7.5V, 9V, 12VDC fixed output voltages. 18W power output with low ripple and noise, plus current overload protection. Includes AC power cord and (2) fuses. 1 year warranty.