High-Efficiency 75W Power Solution
The S-75W 75W switching power supply provides reliable, stable power for demanding industrial and commercial applications. This versatile AC-DC power supply delivers selectable 12V/24V DC output with exceptional voltage stability, making it an ideal choice for automation systems, LED lighting, and control equipment. Many engineers trust this model for its proven reliability that meets industry performance standards, offering consistent power quality for sensitive electronic devices.
Advanced Engineering for Optimal Performance
Utilizing modern switching power supply technology, the S-75W achieves impressive efficiency ratings up to 89% with low power loss. The unit features active power factor correction (PFC>0.9) and complies with international IEC 62368-1 safety standards, ensuring safe operation across different power networks. The fully enclosed metal housing provides excellent EMI/RFI suppression and thermal management, guaranteeing reliable performance in challenging environments.
Comprehensive Protection Systems
This 75W industrial power supply incorporates multiple protection mechanisms including overload protection (OLP), over-voltage protection (OVP), short-circuit protection (SCP), and over-temperature protection (OTP). The intelligent thermal design maintains optimal operating temperatures through effective heat dissipation. Built with quality components that meet industry benchmarks, this unit delivers the dependable performance that professionals require for critical applications.
Wide-Ranging Applications
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Industrial Automation: Perfect for powering PLC systems, motor controllers, and sensors
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LED Lighting Solutions: Excellent as 24V LED power supply for commercial and industrial lighting
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Telecommunications: Reliable power for network equipment and communication devices
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Security Systems: Stable operation for surveillance systems and access control units
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Test & Measurement: Clean power for laboratory equipment and industrial testing
Technical Specifications
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Output Power: 75W
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Output Voltage: 12V/24V DC selectable
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Output Current: 12V@6.25A or 24V@3.125A
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Input Voltage: AC 85-264V (47-63Hz)
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Efficiency: Up to 89%
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Power Factor: >0.9
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Protections: OLP/OVP/SCP/OTP
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Operating Temperature: -30°C to +60°C
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Safety Certifications: CE, RoHS, UL
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Cooling: Natural convection
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Dimensions: 159mm × 97mm × 38mm
Enhanced Compatibility & Value
The S-75W features universal mounting options with standard screw terminals for secure connections. The compact design saves space in control cabinets while providing ample power for multiple devices. For different power requirements, consider our S-35W model for lower power applications or explore our S-100W series for higher capacity needs. Discover our complete range of industrial power supplies to find your perfect power solution.
| S-75 75W switching power supply | ||||||
| project | Technical index | |||||
| output | DC voltage | 5V | 12V | 24V | 36V | 48V |
| Rated current | 12A | 6.25A | 3.1A | 2.1A | 1.6A | |
| Rated power | 60W | 75W | 74.4W | 75.6W | 76.8W | |
| Ripple and noise ① | ＜75mV | ＜120mV | ＜150mV | ＜240mV | ＜240mV | |
| Voltage accuracy | ±2% | ±1% | ||||
| Output voltage regulation range | ±10% | |||||
| Load adjustment rate | ＜±1.5% | ＜±0.5% | ＜±0.5% | ＜±0.5% | ＜±0.5% | |
| Linear adjustment rate | ＜±0.5% | |||||
| input | Voltage range | 85-132VAC 180-264VAC 47Hz～63Hz (254VDC～370VDC) | ||||
| Efficiency (typical) ② | ＞75% | ＞82% | ＞84% | ＞84% | ＞84% | |
| Working current | ＜1.5A 110VAC ＜0.75A 220VAC | |||||
| Impulse current | 110VAC 18A， 220VAC 36A | |||||
| Start, rise, hold time | 200ms、50ms、20ms ：220VAC | |||||
| protect | overload protection | ≥ 105% – 150% type: constant current output + vaao reduced to undervoltage point cut off output reset: power on again | ||||
| Short circuit protection | +VODrop to undervoltage point to close output | |||||
| Environmental Science | Working temperature and humidity | -10℃～+50℃；20%～90RH | ||||
| Storage temperature and humidity | -20℃～+85℃；10%～95RH | |||||
| Safety regulations | Withstand voltage | Input output: 1.5kVac input shell: 1.5kVac output shell: 0.5kvac for 1 minute | ||||
| Leakage current | 5mA at 1.5kVac input-output | |||||
| Leakage current | Input output at 220VAC < 1mA | |||||
| Isolation resistance | Input output, input shell, output shell: 500VDC / 100M Ω | |||||
| Other | size | 159*98*38mm | ||||
| Net weight / gross weight | 440.8/478.5g | |||||
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