Delta DRS-12V50W1NR 4A 12V DIN Rail Power Supply
Delta DRS-12V50W1NR is a 4A 12V DIN Rail Power Supply providing 50W output for industrial automation systems, control panels, and embedded devices requiring reliable DC power. It operates with a nominal input voltage of 100-240Vac and supports a flexible input range of 85-264Vac, suitable for diverse industrial installations. Designed for continuous operation under harsh conditions, it ensures consistent performance across an operating temperature range of -20°C to +70°C with cold start capability down to -40°C at 40% load. Manufactured by Delta industrial automation, it is part of the Delta power supply solutions category and belongs to the Delta DIN Rail Sync Series, offering dependable and stable DC power for industrial automation and process control applications.
| Brand | Delta |
| Product Type | SMPS |
| Product | DRS-12V50W1NR |
Delta 4A 12V DIN Rail Power Supply DRS-12V50W1NR Technical Specifications:
| Specification | Value |
|---|---|
| Output Current | 4A |
| Output Voltage | 12V |
| Output Voltage Adjustment Range | 12-15VDC |
| Output Power | 50W |
| Line Regulation | < 0.5% (@ 85-264Vac, 100% load) |
| Load Regulation | < 1.0% (@ 85-264Vac, 0-100% load) |
| PARD | < 50mVpp @ > 0°C to 70°C < 100mVpp @ 0°C to -20°C |
| Start-up Time | < 2,000ms @ 115Vac (100% load) < 1,000ms @ 230Vac (100% load) |
| Hold-up Time | > 20ms @ 115Vac (100% load) > 100ms @ 230Vac (100% load) |
| Dynamic Response (Overshoot & Undershoot O/P Voltage) | ± 5% @ 85-264Vac input, 0-100% load (Slew Rate: 0.1A/μs, 50% duty cycle @ 5Hz to 1KHz) |
| Start-up with Capacitive Loads | 3,000μF Max |
| Nominal Input Voltage | 100-240Vac |
| Input Voltage Range | 85-264Vac |
| Nominal Input Frequency | 50-60Hz |
| Input Frequency Range | 47-63Hz |
| DC Input Voltage Range | 120-375VDC |
| Input Current | < 0.9A@115Vac, < 0.55A @ 230Vac |
| Efficiency at 100% load | > 88%@ 115Vac, > 89% @ 230Vac |
| Inrush Current | < 25A @ 115Vac, < 50A @ 230Vac |
| Leakage Current | < 0.5 mA @ 264 Vac |
| Power Dissipation | 0% load: < 0.3W @ 115Vac, < 0.4W@ 230Vac 100% load: < 6W @ 115Vac & 230Vac |
| Case Chassis / Cover | Plastic |
| Indicator | Green LED (DC OK) |
| Cooling System | Convection |
| Unit Weight | 0.18 kg (0.40 lb) |
| Vibration (Operating) | IEC 60068-2-6, Sine Wave: 10-500Hz; 2G peak; displacement of 0.35mm; 1 octave per min; 60 min per axis for all X, Y, Z directions |
| Shock Test (Operating) | IEC 60068-2-27, Half Sine Wave: 10G for a duration of 11ms; 1 time in X axis |
| Operating Temperature | -20°C to +70°C (Cold start at -40°C@ 40% load) |
| Storage Temperature | -40°C to +85°C |
| Power De-rating | -10°C to -20°C de-rate power by 2% / °C > 55°C de-rate power by 3.33% / °C |
| Operating Humidity | 5 to 95% RH (Non-Condensing) |
| Shock Test (Non-Operating) | IEC60068-2-27, Half Sine Wave: 50G for a duration of 11ms; 3 times per direction, 9 times in total |
| Vibration (Non-Operating) | IEC 60068-2-6, Random: 5-500Hz; 2.09Grms, 20 min per axis for all X, Y, Z directions |
| Pollution Degree | 2 |
The Delta DRS-12V50W1NR 4A 12V DIN Rail Power Supply is engineered to provide reliable DC power for industrial control panels, automation systems, and embedded devices. With 4A output current and 50W power capacity, it can efficiently support multiple connected modules simultaneously, ensuring stable voltage and consistent performance. The broad input range and selectable voltage compatibility make it versatile for installations across factories, production floors, and process control environments.
Operational safety and efficiency are enhanced through precise input current management, protecting both the power supply and the connected devices from overload. The integrated Green LED DC OK indicator provides instant confirmation of proper operation, minimizing maintenance intervention and downtime. Built to withstand challenging industrial conditions, this unit operates reliably from -20°C to +70°C, with cold start support at -40°C, and can be safely stored between -40°C and +85°C, ensuring long-term durability and stability in all operating scenarios.
For engineers, system integrators, and industrial operators seeking a compact yet robust DIN Rail power solution, the Delta DRS-12V50W1NR delivers dependable 12V DC power with 50W output and 4A current capability. IndMALL guarantees competitive pricing, prompt quotations, and dedicated support, providing a superior alternative to other distributors. This model is ideal for continuous industrial operation, delivering stable, high-quality DC power to ensure efficient and reliable performance in automation, control, and embedded applications.
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