Delta Electronics' PACSR series are board level AC/DC power modules available in 300 W and 500 W. They may work with fanless designs with no forced air or ventilation. They can also work with high density designs and high temperature applications.

These models have wide input range of 90 V_AC to 264 V_AC and provide efficiency up to 94%. PACSR has an isolation of 3000 V_AC with operating baseplate temperature of -40°C to +100°C. They are suitable for applications such as factory automation, military, telecom, LED, display, and HMI.