120W Regulated Output Open Frame / U Bracket / Enclosed Chassis Mount AC-DC Switching Power Supply | ARCH
The ARCH MQF120 120W AC-DC switching power supply delivers reliable and efficient power conversion in a compact footprint, making it ideal for space-constrained environments such as medical devices and high-precision equipment. With a universal input range of 90–264 VAC and an operating temperature from -30°C to +70°C, it ensures stable performance even in harsh conditions. Explore ARCH AC-DC power supplies and DC-DC converters, from compact modules to switching units for industrial, medical, telecom and smart grid systems.
120W Regulated Output Open Frame / U Bracket / Enclosed Chassis Mount AC-DC Switching Power Supply
MQF120 Series
120W AC to DC Medical Switching Power Supply - High-Performance Power Supply for Demanding Applications
The ARCH MQF120 120W AC-DC switching power supply delivers reliable and efficient power conversion in a compact footprint, making it ideal for space-constrained environments such as medical devices and high-precision equipment. With a universal input range of 90–264 VAC and an operating temperature from -30°C to +70°C, it ensures stable performance even in harsh conditions.
Outstanding Electrical Performance with Minimal Leakage Current
Engineered for safety-critical applications, the MQF120 switching power supply excels in electrical performance with an exceptionally low leakage current of < 0.1mA at 264 VAC (Touch Current). This ensures maximum safety for both patients and operators, meeting the stringent requirements of medical environments. Combined with up to 91% efficiency and Power Factor Correction (PFC) >0.9, the MQF120 switching power supply provides energy savings without compromising on safety or reliability.
Flexible Power Options
The MQF series medical switching power supply offers a range of wattage options. Whether for diagnostic medical devices, industrial control systems, or embedded electronics, ARCH delivers adaptable solutions to meet diverse power requirements with ease.
Certified Safety and Built-In EMC Compliance
With certifications for UL, IEC, and EN 60601-1 medical safety standards, the MQF120 switching power supply ensures full regulatory compliance. It features reinforced insulation with 2MOPP (Means of Patient Protection) and a robust 4000VAC input-to-output isolation for enhanced user protection. Moreover, the switching power supply complies with strict EMC standards without requiring external components, streamlining integration and reducing system complexity.
Trusted Power for Medical and Industrial Applications
Thanks to its ultra-compact design, medical-grade safety features, and high efficiency, the ARCH MQF120 switching power supply stands out as a reliable power solution for mission-critical systems. From medical devices to industrial automation, count on ARCH to power your next-generation applications with confidence and precision.
Key Features
- Open Frame / U Bracket / Enclosed Package.
- Universal Input Range 90 - 264VAC.
- High Efficiency up to 91%.
- Low No-Load Power Consumption < 0.3W.
- High Efficiency up to 91%.
- With P.F.C. Function > 0.9.
- Low Leakage Current < 0.1mA / 264 VAC (Touch Current).
- Wide Operating Temperature: -30°C ~ +70°C with derating
- I/O Isolation: 4000VAC
- EMI for Both Class I (with PE) and Class II (without PE) Configuration.
- EMC compliance to IEC 60601-1-2 4th edition.
- Safety Approval to UL / IEC / EN 60601 3.1rd Edition (2 x MOPP).
- 3-Year Product Warranty.
Applications
- Industrial Automation Systems
- Automotive Electronic Equipment
- Medical Equipment
Specification
| Series | MQF120O | MQF120U | MQF120E |
| Dimensions (L x W x H) (Tolerance ± 0.5 mm) | 77.2 x 50.8 x 30.7 mm 3.04 x 2.0 x 1.2 inches | 80.0 x 59.7 x 38.0 mm 3.15 x 2.35 x 1.5 inches | 80.0 x 59.7 x 43.2 mm 3.15 x 2.35 x 1.7 inches |
| Cooling Method | Free Air Convection / 10 CFM FAN | ||
| AC Input Voltage Range | 90-264 VAC | ||
| AC Inrush Current | < 40 A max. (115 VAC) / < 70 A max. (230 VAC) | ||
| Leakage Current | < 0.1 mA / 264 VAC (Touch Current) | ||
| Output Voltage Accuracy | ± 2% | ||
| Output Voltage Adj. Range | ± 10% Output Voltage | ||
| Ripple and Noise (Vp-p.) | 12S: 160 mV ; Others: 1% Vout (max.) | ||
| Over Power Protection | Auto Recovery, Hiccup Mode | ||
| Over Voltage Protection | Latch Off | ||
| Over Temperature Protection | Latch Off | ||
| Short Circuit Protection | Protection Level 1 (Nominal) : Continuous, Auto Recovery; Protection Level 2 (Instantaneous High Current) : Latch | ||
| Isolation Input-Output | 4000 VAC or 5656 VDC | ||
| Operating Temperature | -30°C to +70°C | ||
| Temperature Coefficient | ± 0.05%/°C | ||
| Safety Approval | UL / IEC / EN 60601-1 | ||
| EMI | Conducted: EN 55011 Class B ; Radiated: EN 55011 Class I Class B / Class II Class A | ||
| EMS | EN 60601-1-2 4th Edition | ||
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120W Regulated Output Open Frame / U Bracket / Enclosed Chassis Mount AC-DC Switching Power Supply | ARCH
ARCH, a Taiwan-based power supply manufacturer, designs and produces 120W Regulated Output Open Frame / U Bracket / Enclosed Chassis Mount AC-DC Switching Power Supply to help OEMs and system integrators secure stable, efficient power for industrial, medical and smart grid applications.
Based in Taiwan with ISO 9001, CE, UL and TUV certifications, we design and build compact AC/DC modules, DC/DC converters and medical-grade power supplies in-house.
Partner with ARCH to shorten design cycles, meet safety standards faster and customize power solutions that match your voltage, isolation and reliability requirements.
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