Astron Corporation is a premier manufacturer of electronic test equipment, including power supplies, direct current (DC) and alternating current (AC) converters, and battery chargers. Astron is a leading name in the test equipment manufacturing market, producing dozens of reliable devices for power sourcing. Workers in many industries use Astron products for continuous power supply for DC/DC and DC/AC applications. Shop ValueTronics.com for used and refurbished Astron power supply devices at great prices, including the 16V 4A DC power supply, RS-12A DC power supply, Astron RS-7A continuous linear power supply, and RS-20M DC power supply. Contact us to request a price quote.