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Japan Cosel Koso PLA300F-12 New Original Industrial Switching Power Supply 12V 25A 300W AC-DC Module Power Supply
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| Series | PLA300F Series |
| Output Voltage | 12 VDC |
| Output Current | 25 A |
| Rated Power | 300 W |
| Input Voltage Range | 85 - 264 VAC (single phase), 120 - 370 VDC |
| Input Frequency | 47 - 63 Hz |
| Power Factor Correction | Active PFC (Compliant with IEC 61000-3-2 Class A) |
| Typical Efficiency Value | 86% (100VAC), 89% (200VAC) |
| Waviness Noise | <= 150 mVp-p (0-50°C, Bandwidth 20MHz) |
| Voltage Adjustment Rate | <= 0.4% |
| Load Adjustment Rate | <= 0.8% |
| Start Time | <= 500 ms (typical value) |
| Retention Time | >= 20 ms (100VAC), >= 100 ms (200VAC) |
| Overcurrent Protection | 105% - 140% rated current, constant current limiting/ self-recovery |
| Over Pressure Protection | 13.2 - 15.6 V, Shutdown Lock Mode |
| Over Temperature Protection | Yes, self-recovery |
| Operating Temperature | -10°C to +70°C (Derating Required) |
| Storage Temperature Range | -30°C to +85°C |
| Working Humidity | 20 - 90% RH (No Condensation) |
| Storage Humidity | 10 - 95% RH (no condensation) |
| Cooling Type | Forced air cooling (with built-in fan) |
| Insulation Voltage | Input-Output: 3kVAC, Input-FG: 2kVAC, Output-FG: 500VAC |
| Insulation Resistance | >= 100MΩ (500VDC) |
| Leak Current | < 0.75mA (200VAC, 60Hz) |
| Safety Certification | UL 60950-1, C-UL (CSA 60950-1), EN 60950-1, EN 62368-1, CE Marking (LVD, EMC, RoHS) |
| EMI Conduction/Radiation | Compliant with EN 55011/55032 Class B, FCC Part 15 Class B |
| EMS Interference Resistance | Compliant with EN 61000-4-2, -3, -4, -5, -6, -8, -11 |
| Harmonic Current | Compliant with IEC 61000-3-2 Class A |
| Voltage Drop Immunity | Compliant with SEMI F47 (Option-U model) |
| Specs | 100 x 41 x 190 mm (1U low-profile design) |
| Weight | Approx. 0.9 kg |
| Installation | Base Mounting / Optional DIN Rail Mounting |
| Wire Terminal | Screw terminal block (M3.5 / M4) |
| Remote Switch Control | Supports (RC terminals) |
| Output Voltage Adjustable Range | 10.8 - 13.2 V (Built-in potentiometer), -V model supports external potentiometer expansion adjustment |
| Parallel/Redundant Operation | Supports parallel connection (requires external ORing diode), does not support master-slave flow balancing |
| Mean Time Between Failures | > 700,000 hours (based on EIAJ RCR-9102B) |
Manufacturer No.
PLA300F-12PLA300F-12-UPLA300F-12-VPLA300F-12-T2PLA300F-12-F4PLA300F-5PLA300F-15PLA300F-24PLA300F-36PLA300F-48
OEM Part No.
PLA300F-12
Interchange No.
PLA300F-12-UPLA300F-12-VPLA300F-12-T2PLA300F-12-F4
Fitment Vehicles
Industrial Automation EquipmentCommunication Base Station EquipmentTesting and Measuring InstrumentsSemiconductor Manufacturing EquipmentRobot Control System
Electrical and Electronic System - Industrial Encyclopedia
Original imported Japanese Cosel Koso PLA300F-12 series switching power supply, output 12VDC 25A, power 300W. Supports 85-264VAC wide range input, built-in PFC, compliant with SEMI F47 standard, 1U low-profile shell design, suitable for industrial automation, communication equipment, testing instruments and other scenarios. Offers PLA300F-12-U/-V/-T2/-F4 variants, including screw terminals, DIN rail mounting options, brand new original stock supply.