Power: 2 x 9 V Current: 2 x 0.333 A, working temperature: -20 °C to + 70 °C Voltage: 5000 V to comply with the following standards: BS 3535, VDE 0551, IEC 742 a thermal circuit breaker can be incorporated into AC primary 2 x 115 V 50/60Hz Voltage: in series and in parallel assembly other and other dimensions: up to 75VA