The QS20.241-A1 is a single-phase DIN rail power supply specifically designed for use in hazardous locations, holding both ATEX and IECEx approvals. It operates on a universal AC input from 100-240V and delivers a nominal output of 24V DC at 20A (480W), with an adjustable range of 24-28V. Key features include a high efficiency of up to 93.9%, active Power Factor Correction (PFC), and a 150% peak load capability that provides 720W for up to 4 seconds. Housed in a compact 82mm wide enclosure with quick-connect spring-clamp terminals, the unit delivers full power in ambient temperatures from -25°C to +60°C. Its robust design and safety certifications make it ideal for demanding industrial control, process control, and measurement applications in potentially explosive atmospheres.