Omron S8AS-48008R Power Supply
The Omron S8AS-48008R Power Supply is a 480 W switch mode power supply designed for DC power distribution and monitoring in industrial control systems. It operates from a 100 to 240 VAC, 50/60 Hz input and provides an 8 VDC output with 20 A rated current. DIN rail mounting with screw or screwless terminal connections supports installation inside automation control panels. The S8AS-48008R also supports multi-output control, current monitoring, alarm signaling, and remote communication for power management and system integration. This model belongs to the S8AS power supply series and can be compared with other 480W power supplies from Omron industrial controls for machine automation applications.
| Brand | Omron |
| Product | Power Supply |
| Model Number | S8AS-48008R |
Omron S8AS-48008R Power Supply - Technical Specifications
| Specification | Value |
|---|---|
| Power rating | 480 W |
| Output voltage | 8 VDC |
| Rated output current | 20 A |
| Terminal type | Screw,Screwless Terminal |
| Mounting method | DIN rail |
| Connection | Terminal blocks |
| Efficiency | 80% typ. (at 100 VAC input) 80% typ. (at 200 VAC input) |
| Rated input voltage | 100 to 240 VAC |
| Rated input current | 7.4 A max. (at 100 VAC input) 3.9 A max. (at 200 VAC input) |
| Input Leakage current | 0.5 mA max. (at 100 VAC input) 1.0 mA max. (at 200 VAC input) |
| Input Frequency | 50/60Hz |
| Output indicator | Yes (color: green) |
| Output voltage variable range | Β±10% (With V.ADJ) |
| Start-up time | 3000 ms typ. (at 100 VAC input) 3000 ms typ. (at 200 VAC input) |
| Hold time | 20 ms min. (at 100 VAC input) 20 ms min. (at 200 VAC input) |
| Vibration resistance | 10 to 55 Hz, 0.375 mm single amplitude in each 3 directions for 2 hours |
| Shock resistance | 150 m/s2, in each 6 directions 3 times |
| Ambient temperature (Operating) | -10 to 60 ? |
| Ambient temperature (Storage) | -25 to 65 ? |
| Ambient humidity (OperatingStorage) | 25 to 85% |
| Cooling fan | No |
| Weight | 2400 g max. |
The Omron S8AS-48008R is frequently evaluated with other models in the S8AS Smart Power Supply group, as these SMPS units share similar behaviour in thermal response, wiring layout, load handling, and rated input characteristics. Engineers often compare related models such as Omron S8AS-48008 (480 W, 8 VDC, 100 to 240 VAC, 20 A, DIN rail) and Omron S8AS-48008N (480 W, 8 VDC, 100 to 240 VAC, 20 A, DIN rail) when designing power rails for automation cabinets, motion drives, PLC racks, or distributed I/O stations. Analysing differences in power rating, output voltage behaviour, mounting format, rated input voltage, and continuous output current helps ensure voltage stability under diverse machine loads. The S8AS-48008R integrates smoothly into conveyors, dosing modules, electrical frames, and industrial panels where a dependable Omron SMPS Power Supply is required.
