In search of a surefire PSU with built-in safety features? Choose a switching power supply like this 15W model from Traco Power. Its internal capacitor produces a single smoothly regulated 24V DC output from broad-ranging inputs between 85 and 264V AC or 85 and 370V DC. This makes it a practical pick for charging a DC-powered device that runs on batteries. As this unit comes with comprehensive protections against overload, short circuits and surge voltages, you can trust the module to keep you and any connected equipment safe from harm.

• Compact dimensions of 77 (L) x 45 (W) x 26.4mm (D) mean it's a breeze to squeeze onto crowded PCBs
• Double-layer insulation makes it touch-safe
• Low ripple and noise of no more than 150mVpk-pk for stable output voltages with fewer spikes
• 83% efficiency eliminates the need for a heat sink as little energy is wasted as heat

• Industrial power
• Factory automation
• Railways
• Server networks

Yes, it's encapsulated in flame-retardant plastic and rolls with the punches at temperatures between -25°C and +50°C. This means you can rest assured it's a safe and dependable choice for harsh industrial environments.