MP-T72S24-PS 72W High-Voltage AC-DC Power Module 176-500VAC Ultra-Wide Input 24V3A Output Industrial Open-Frame Switching Power Supply

MP-T72S24-PS 72W High-Voltage AC-DC Power Module Product Overview

The MP-T72S24-PS is a 72W high-performance high-voltage AC-DC switching power supply module featuring an open-frame bare-board design with natural convection cooling. It supports an ultra-wide high-voltage input range of 176-500VAC (249-707VDC) , allowing direct connection to single-phase 220V, three-phase 380V industrial grids, and high-voltage DC power systems. It delivers a stable 24V/3A DC output with flexible adjustment from 16-29V. With efficiency up to 87% , 3000VAC high isolation voltage, an operating temperature range of -25℃ to +60℃, compact dimensions of 101.6×50.8×29.6mm (4×2 inches) , and a 3-year warranty, this module is widely used in industrial automation, power systems, communication equipment, and renewable energy applications.

MP-T72S24-PS 72W High-Voltage AC-DC Power Module Key Features

The MP-T72S24-PS delivers 72W output power with an input voltage range of 176-500VAC and 249-707VDC, making it one of the few compact power modules capable of directly connecting to three-phase 380V industrial grids. Output is 24V/3A with voltage adjustable from 16-29V. Conversion efficiency up to 87%. 3000VAC input-output isolation ensures electrical safety and system stability. Output voltage ripple is 150mVp-p with voltage accuracy of ±1%. Operating temperature range from -25℃ to +60℃. Integrated protections include input undervoltage (UVLO), output overvoltage (OVP), overcurrent (OCP), short-circuit (SCP), and overtemperature (OTP) with automatic recovery after fault removal. Backed by a 3-year warranty with MTBF greater than 50,000 hours. Dimensions of 101.6×50.8×29.6mm (4×2 inches) with weight of 140±5g. Complies with IEC62368-1 safety standards with CE, RoHS, and UL certifications.

MP-T72S24-PS 72W High-Voltage AC-DC Power Module Protection Functions

Input undervoltage protection with auto-recovery. Output overcurrent protection at 110%-150% rated current (hiccup mode, auto-recovery). Output overvoltage protection at 110%-130% rated voltage (hiccup mode, auto-recovery). Output short circuit protection (hiccup mode, auto-recovery after fault removal). Overtemperature protection (output shutdown, recovery after power cycle).

MP-T72S24-PS 72W High-Voltage AC-DC Power Module Applications

The MP-T72S24-PS power module is widely used in industrial automation equipment including PLCs, sensors, and servo drives with strong resistance to high-voltage grid interference; power systems including three-phase electricity meters, relay protection devices, and high-voltage monitoring equipment; communication equipment including 4G/5G base stations and switches for unstable voltage environments in remote areas; new energy sector including energy storage systems, photovoltaic inverters, and charging station control circuits; and various high-voltage distribution cabinets, smart grid terminals, and industrial instruments.

MP-T72S24-PS 72W High-Voltage AC-DC Power Module Key Advantages

One of the few compact power modules capable of directly connecting to three-phase 380V industrial grids with 176-500VAC ultra-wide high-voltage input range compatible with single-phase 220V, three-phase 380V, and high-voltage DC systems. Output voltage adjustable from 16-29V for multi-scenario use. 3000VAC high isolation voltage compliant with IEC62368-1 for electrical safety in high-voltage environments. 87% high conversion efficiency for reduced energy costs. Natural convection cooling design requires no fans for noise-free, maintenance-free operation. Five layers of protection including input undervoltage, output overvoltage, overcurrent, short-circuit, and overtemperature with auto-recovery. -25℃ to +60℃ wide operating temperature range for harsh industrial environments. 3-year warranty with MTBF greater than 50,000 hours. Ultra-compact 101.6×50.8×29.6mm (4×2 inches) footprint supporting DIN rail or panel mounting.

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FAQ

1. What is the MP-T72S24-PS power module?

The MP-T72S24-PS is an AC-DC switching power supply with an open-frame design. It converts an ultra-wide 176-500VAC high-voltage AC input (or 249-707VDC DC input) into a stable 24V DC output, delivering up to 3A with a power rating of 72W.

2. What are the key specifications of this power module?

Input Voltage: 176-500VAC (also supports 249-707VDC input)

Output Voltage: 24V DC (adjustable range 16-29V)

Output Current: 3A

Output Power: 72W

Efficiency: 87% typical

Isolation Voltage: 3000VAC

Operating Temperature: -25℃ to +60℃

Dimensions: 101.6 × 50.8 × 29.6mm

3. What package and dimensions does this module have?

It features an open-frame (bare-board) design, with compact dimensions of 101.6 × 50.8 × 29.6mm, making it easy to integrate into space-constrained industrial equipment.

4. What applications is the MP-T72S24-PS suitable for?

Thanks to its ultra-wide high-voltage input range, it is ideal for industrial automation (powering PLCs, sensors, and servo drives), telecommunications equipment (e.g., 4G/5G base stations), renewable energy systems, and high-precision instruments where high-voltage power or unstable grid conditions are common.

5. What protection features does this power module support?

It offers comprehensive protection to ensure safety, including:

Input Under-Voltage Lockout (UVLO)

Output Over-Voltage Protection (OVP)

Output Over-Current Protection (OCP)

Output Short-Circuit Protection (SCP)

Over-Temperature Protection (OTP)
The output automatically recovers after a fault is cleared.

6. What is the operating temperature range of the module?

The operating temperature ranges from -25℃ to +60℃. The storage temperature range is -40℃ to +85℃. Derating curves should be referenced for high-temperature operation.

7. What is the efficiency of this module?

Its typical efficiency is 87%, helping to reduce power loss and heat generation.

8. Is the output voltage adjustable?

Yes. The output voltage is adjustable within the range of 16-29V, offering flexibility for devices with slightly different voltage requirements. The series also offers fixed output voltage models like 12V, 19V, 36V, and 48V.

9. What certifications does this module have?

It complies with international safety standards, including CE, RoHS, and UL62368, and meets industrial-grade EMC requirements, ensuring reliability and safety.

10. What are the design considerations when using this module?

High-Voltage Safety: The module handles very high input voltage (up to 500VAC). Strict high-voltage safety protocols must be followed during design, installation, and maintenance.

Ventilation: It relies on natural air cooling, so it should be installed in a well-ventilated area with sufficient space around it.

Input Voltage Range: Ensure the input voltage stays within the 176-500VAC range to avoid damage or triggering protection features.

Ripple Testing: When measuring output ripple, connect 0.1µF and 47µF capacitors in parallel at the output, and set the oscilloscope to 20MHz bandwidth for accurate results.

Warranty & Reliability: This series comes with a 3-year warranty and an MTBF (Mean Time Between Failures) of over 50,000 hours.