Protek 303 - Single Output Power Supply with Analog Display 0-30V at 0-3A, features: Continuously variable Voltage and Current output; Short circuit and overload protected; Separate meters for monitoring voltage and current; Excellent regulation and ripple specs; etc. Product Discontinued.

Protek 3015B - Dual Output Power Supply with Digital Display 0-30V at 0-1.5A, features: Noise free output for servicing RF equipment; Energy saver design allows cooler operation at all output levels for better stability and operating life; Excellent line and load regulation characteristics; Fully isolated outputs for series or parallel operation; Coarse and Fine voltage controls; etc. Product Discontinued.

Protek 3030 - Single Output Power Supply with Digital Display 0-30V at 0-3A, features: Large LCD display with back light for displaying Voltage and Current settings; Outputs may be connected in series or parallel (3030D and 3030T); Constant voltage and current selection switch; etc.

Protek 1805 Single Output Power Supply with Digital Display 0-18V at 0-5A features: Constant Voltage or Constant Current operation; Excellent load, line and ripple specifications; Fully isolated outputs allow for series connections; Noise free linear technology for servicing RF circuits and high sensitivity amplifiers; etc. Product Discontinued.

Protek 3040T - Triple Output Power Supply Dual 0-36V at 2.5A Fixed 5V 3.3V at 5A features: Outputs may be independent or connected in Series or Parallel and are selectable from the front panel; Energy saving design, etc. Product Discontinued.

This modern programmable output dc power supply features: Remote Sensing for precise regulation; Remote analog programming for both Constant Voltage and Constant Current modes; Output load may be turned on or off by remote control; Series & Parallel Master/Slave and Tracking operation; Excellent Load, Line Regulation and Ripple Specs; etc. Product Discontinued.

Protek 3006B Single Output Power Supply with Digital Display 0-60V at 0-1.5A, features: Constant Voltage or Constant Current operation; Excellent load, line and ripple specifications; Fully isolated outputs allow for series connections; Noise free linear technology for servicing RF circuits and high sensitivity amplifiers; etc. Discontinued product - suggested replacement UniSource PS-6030.

Protek 3030T - Triple Output Power Supply Dual 0-30V at 0-3A Fixed 5V at 3A features: Large LCD display with back light for displaying Voltage and Current settings; Outputs may be connected in series or parallel (3030D and 3030T); Constant voltage and current selection switch; Incremental switch for setting Max. current value; Excellent line and load regulation characteristics; etc.

Protek 3005B Single Output Power Supply with Digital Display 0-30V at 0-5A, features: Constant Voltage or Constant Current operation; Excellent load, line and ripple specifications; Fully isolated outputs allow for series connections; Noise free linear technology for servicing RF circuits and high sensitivity amplifiers; etc.

Protek 3032B Dual Output Power Supply with Digital Display 0-30V at 0-3A features: Noise free output for servicing RF equipment; Energy saver design allows cooler operation at all output levels for better stability and operating life; Excellent line and load regulation characteristics; Fully isolated outputs for series or parallel operation; Coarse and Fine voltage controls; Each output has two 3 digit LED read-outs for monitoring voltage and current; Front Panel LEDs indicate constant voltage or constant current operation and overload condition. Product Discontinued.