Item specifics
Description
120W AC-DC Module Product Overview
The 120W AC-DC Module RPS-120-24 is a high-performance AC-DC open frame switching power supply. This 120W AC-DC Module features a compact 4×2 inch (101.6×50.8mm) PCB design, supports a wide input voltage range of 85-264VAC (113-370VDC), and delivers a stable 24V/5A DC output. Compliant with EN60601-1 medical safety standards (2×MOPP) with 3000VAC isolation and ultra-low leakage current (≤150μA), the 120W AC-DC Module operates across a temperature range of -30℃ to +70℃ and is backed by a 3-year warranty. The 120W AC-DC Module is widely used in medical devices, industrial automation, and communication equipment.
120W AC-DC Module Key Features
Medical-Grade Safety Certification: The 120W AC-DC Module complies with ANSI/AAMI ES60601-1 and IEC/BS/EN60601-1 standards with 2×MOPP medical safety isolation, suitable for BF-type patient-contact medical devices.
120W Output Power: The 120W AC-DC Module is rated 84W (24V/3.5A) under natural convection; up to 120W (24V/5A) with 10-13CFM forced air cooling.
Ultra-Wide Input Voltage: The 120W AC-DC Module supports 80-264VAC AC input and 113-370VDC DC input for global compatibility.
Compact Open-Frame Design: The 120W AC-DC Module has dimensions of 101.6×50.8×29mm (4×2 inches) with high power density.
High Isolation Voltage: The 120W AC-DC Module provides 3000VAC input-output isolation meeting 2×MOPP medical requirements.
Ultra-Low Leakage Current: The 120W AC-DC Module has ≤150μA leakage current for enhanced medical device safety.
High Conversion Efficiency: The 120W AC-DC Module achieves efficiency up to 90% for reduced energy loss and heat generation.
Ultra-Low Standby Power: The 120W AC-DC Module has no-load power consumption <0.3W.
Wide Operating Temperature: The 120W AC-DC Module operates from -30℃ to +70℃ (with derating).
Comprehensive Protection: The 120W AC-DC Module integrates short-circuit, overload, overvoltage, and overtemperature protection.
Fan Auxiliary Power: The 120W AC-DC Module provides 12V/0.5A fan power output for external cooling.
High Reliability: The 120W AC-DC Module has MTBF of 553.6K hours with 4000m operating altitude capability.
EMI Class B Compliance: The 120W AC-DC Module reduces electromagnetic interference to surrounding equipment.
120W AC-DC Module Applications
The 120W AC-DC Module RPS-120-24 is widely used in medical devices including enteral feeding pumps, hemodialysis machines, patient monitors, sleep apnea therapy devices, and medical pump equipment (infusion pumps, peristaltic pumps); low-power medical instruments including portable biochemical analyzers and physiotherapy devices; compliance laboratory equipment including medical safety-compliant testing tools and experimental instruments; industrial automation equipment (PLCs, sensors, actuators, small controllers); communication equipment (routers, switches, gateways, base stations); and various Class I (with FG) and Class II (without FG) medical system designs.
120W AC-DC Module Key Advantages
Medical-Grade Safety Certification: The 120W AC-DC Module is EN60601-1 2×MOPP compliant with 3000VAC isolation and ≤150μA leakage current for BF-type patient-contact medical applications.
Dual-Mode Power Flexibility: The 120W AC-DC Module delivers 84W (24V/3.5A) under natural convection; up to 120W (24V/5A) with 10-13CFM forced air cooling for high-load scenarios.
Ultra-Compact 4×2 Inch Footprint: The 120W AC-DC Module has 101.6×50.8×29mm compact size with 21.9W/in³ power density for space-saving installation.
90% Ultra-High Efficiency: The 120W AC-DC Module achieves up to 90% efficiency with <0.3W no-load power consumption meeting green energy standards.
Wide Temperature Range: The 120W AC-DC Module operates from -30℃ to +70℃ for harsh environments.
Comprehensive Protection: The 120W AC-DC Module provides four layers of protection (short-circuit, overload, overvoltage, overtemperature) with auto-recovery.
Ultra-Low Leakage Current: The 120W AC-DC Module has ≤150μA leakage current meeting stringent medical safety requirements.
3-Year Warranty: The 120W AC-DC Module features long-life design with 553.6K hours MTBF for 24/7 continuous operation.
Class I/II Medical System Compatible: The 120W AC-DC Module adapts to both FG and non-FG medical system designs.
High-Altitude Capability: The 120W AC-DC Module supports operating altitude up to 4000 meters.
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FAQ
1. What is the MP-U48SXX-PSA Series Power Module？
It is a 48W AC-DC switching power supply module with an open-frame (bare-board) design. It converts a wide range of 85-264VAC or 120-373VDC input into a stable low-voltage DC output for various industrial equipment.
2. What are the key specifications of this series？
Input Voltage: 85-264VAC / 120-373VDC
Output Power: 48W (30W for 5V model)
Efficiency: Up to 88%
Isolation Voltage: 3000VAC
Operating Temperature: -25℃ to +60℃
Dimensions: 76.2 × 50.8 × 26.5mm
3. What output voltage and current options are available？
The series offers four standard models to meet different voltage requirements:
MP-U48S05-PSA: 5V / 6A (30W)
MP-U48S12-PSA: 12V / 4A (48W)
MP-U48S24-PSA: 24V / 2A (48W)
MP-U48S48-PSA: 48V / 1A (48W)
4. What package and dimensions does this series use？
The series features an open-frame (bare-board) design with ultra-compact dimensions of 76.2 × 50.8 × 26.5mm and weighs approximately 95g. Its small footprint makes it ideal for integration into space-constrained devices.
5. What applications is this series suitable for？
This series is widely used in industrial and commercial applications where space and reliability are critical:
Industrial Automation: Powering PLCs, sensors, and servo drives
Industrial Control Systems: Powering HMIs and data acquisition modules
Communication Equipment: Providing stable power for routers and switches
Electronic Instruments: Powering test, measurement, and laboratory equipment
6. What protection features does this series support？
To ensure safety, the series offers comprehensive protection:
Input Undervoltage Protection (UVLO)
Output Overvoltage Protection (OVP) (110%-130% of rated voltage, hiccup mode, auto-recovery)
Output Overcurrent Protection (OCP) (110%-150% of rated current, hiccup mode, auto-recovery)
Output Short-Circuit Protection (SCP) (auto-recovery after fault removal)
Overtemperature Protection (OTP) (auto-recovery after power restart)
7. What certifications does this series have？
The series complies with multiple international safety and EMC standards:
Safety Standard: Complies with IEC62368-1
EMC: Complies with CISPR32/EN55032 CLASS B industrial EMC standards
Features 3000VAC isolation voltage for electrical safety
3-year warranty
8. What is the reliability of this module？
The series boasts high reliability with automated manufacturing processes, reliable materials, and strong anti-interference capabilities. Each unit undergoes 100% full-load burn-in testing before shipment to ensure long-term stability.
9. Is the output voltage adjustable？
Yes. The series supports output voltage adjustment with the following adjustable ranges:
5V model: 4.2-6V
12V model: 8.3-15.4V
24V model: 15.5-29.5V
48V model: 26.4-56.6V
10. What are the design considerations for this series？
Thermal Design: The module uses natural convection cooling — ensure adequate ventilation.
Input Voltage: Ensure input is within 85-264VAC.
Mounting Dimensions: Module size is 76.2×50.8×26.5mm — reserve sufficient installation space.
Ripple Testing: When measuring ripple, connect 0.1μF and 47μF capacitors in parallel at the output, and set the oscilloscope to 20MHz bandwidth.
Wiring: Input terminal is CH3.96-3P, output terminal is CH3.96-2P.