Profile: Sun Transformer is a producer of transformers, inductors and coils for electronic industries. We are an ISO 9001:2008 certified company. Our product line includes power transformer, high voltage transformer, flyback transformers, single-phase and three-phase transformers, auto & inverter transformers, chokes & toroids transformers. We also offer ferroresonant transformers, pulse, control, low profile, switching and lighting transformers. Our brands include Sun Transformer™. Our pulse transformer is used to transmit rectangular electrical pulses at a relatively constant amplitude and it is designed to pass currents & voltages with the least possible change in wave-shape. Our chokes are inductors designed to block certain frequencies in electrical circuits.