Phoenix TRIO-PS-2G/1AC/12DC/10 Power Supply
The Phoenix TRIO-PS-2G/1AC/12DC/10 Power Supply (Item No: 2903158 ) offers a 122 V DC ... 250 V DC nominal input voltage range, typ. 87.5 % (120 V AC) efficiency, 12 V DC ±1 % nominal output voltage, 10 A nominal output current. Manufactured by Phoenix under the Phoenix Power Supply category, this model belongs to the Phoenix TRIO Series.

| Brand | Phoenix Contact |
| Product Type | Power Supply |
| Model Number | TRIO-PS-2G/1AC/12DC/10 |
Phoenix TRIO-PS-2G/1AC/12DC/10 Power Supply – Technical Specifications
| Specification | Value |
|---|---|
| Nominal input voltage range | 122 V DC ... 250 V DC |
| Input voltage range | 122 V DC ... 275 V DC |
| Inrush current | ≤ 30 A (typical) |
| Efficiency | typ. 87.5 % (120 V AC) |
| Nominal output voltage | 12 V DC ±1 % |
| Nominal output current (IN) | 10 A |
| Residual ripple | < 50 mVPP (with nominal values) |
| Power loss nominal load max. | < 15 W (230 V) |
| Insulation voltage input/output | 3 kV AC (type test) |
| Mounting type | DIN rail mounting |
| Degree of protection | IP20 |
| Ambient temperature (operation) | -25 °C ... 70 °C (> 60 °C Derating: 2,5 %/K) |
| EMC requirements for noise emission | EN 61000-6-3 |
| EMC requirements for noise immunity | EN 61000-6-1 |
The Phoenix Contact TRIO-PS-2G/1AC/12DC/10 (2903158) provides robust power conversion for demanding factory and process environments. This TRIO Power Supply operates within an input range of 122 V DC to 275 V DC, maintaining stability even under voltage fluctuations. It delivers a precise 12 V DC ±1% output at 10 A, ensuring smooth operation of PLCs, relays, I/O modules, and industrial sensors. With typical efficiency of 87.5% (at 120 V AC), it minimizes energy loss and reduces heat generation inside control cabinets. The residual ripple is maintained below 50 mVPP, guaranteeing clean DC output and signal accuracy for sensitive equipment. Designed for DIN rail mounting, the compact IP20-rated enclosure provides reliable protection and easy installation. Electrical safety is reinforced by 3 kV AC insulation between input and output circuits, while EMC compliance to EN 61000-6-3 and EN 61000-6-1 ensures superior noise immunity and low emissions. The unit performs consistently across ambient temperatures from -25 °C to 70 °C, derating slightly above 60 °C at 2.5%/K. These parameters make the TRIO-PS-2G-1AC-12DC-10-2903158 an ideal choice for automation engineers seeking compact, energy-efficient, and durable power solutions.
The Phoenix Contact TRIO-PS/1AC/12DC/10 is trusted across manufacturing, assembly, and packaging industries for powering automation panels and distributed control systems. Its strong build quality and stable voltage make it suitable for powering actuators, control relays, servo drives, and monitoring instruments. Engineers prefer this TRIO Power Supply due to its high efficiency and low maintenance, which directly enhance system uptime and reduce energy costs. Its compact DIN rail mounting format saves cabinet space, while robust electrical insulation safeguards critical devices from overvoltage. This model is particularly valued in machine-building plants and process control systems, where precise 12 V DC output stability is vital for signal integrity and device reliability. Maintenance engineers across India recognize the Phoenix 2903158 for its easy wiring, quick replacement features, and proven dependability under harsh industrial conditions.
The Phoenix TRIO Power Supply series is designed for engineers who demand reliability, efficiency, and global standards of performance. The TRIO-PS-2G/1AC/12DC/10 (2903158) represents the next generation of DIN Rail TRIO Power solutions, combining compact design with excellent electrical endurance. Built for control panels and automation panels, it provides stable DC voltage output with minimal ripple interference. As part of the Phoenix Contact TRIO lineup, it helps reduce downtime, improve energy efficiency, and simplify installation. Industrial users rely on the TRIO PS 2G 1AC 24DC 10 Phoenix for dependable performance and long operational life. When reliability, compactness, and safety matter most, the TRIO-PS-2G/1AC/12DC/10 Phoenix Contact power supply stands as a trusted choice for modern automation applications.







