• Output Power: 90 W (99.2 W peak)
• Output Voltage: 24 V DC
• Output Current: 3.75 A (4.13 A peak)
• Input Voltage Range: 80 – 305 V AC / 113 – 431 V DC, 47 – 63 Hz
• Efficiency: 93 %
• Ripple & Noise: ≤ 150 mVp-p
• Inrush Current: max. 30 A @115 VAC / 65 A @230 VAC
• No-load Power Consumption: < 0.3 W
• Operating Temperature: −30 °C to +85 °C
• Cooling: Free air convection
• Protection Functions: Short circuit, Overload, Over voltage, Over temperature
• Overvoltage Category: OVC III
• Isolation Voltage: 4000 V AC (Input to Output)
• Dimensions (L x W x H): 109 mm x 52 mm x 33.5 mm
• Weight: approx. 217 g
• Mounting Type: Screw Terminal Chassis Mount
• Safety & EMC Certificates: UL62368-1, EN62368-1, IEC62368-1, EN60335-1, CB, EAC, CE
• Manufacturer Warranty: 3 Years

Information on the MEAN WELL IRM-90-24ST

The MEAN WELL IRM-90-24ST is a specialized 24V power module designed for chassis mounting, featuring integrated screw terminals that facilitate rapid installation without the need for a printed circuit board. This "ST" version is an ideal solution for industrial control panels and mechanical equipment where secure, direct wiring is required. The unit is fully encapsulated in a plastic case that meets the UL 94V-0 flame retardant standard, ensuring the internal electronics are shielded from environmental hazards like dust and moisture. Its robust design is further enhanced by anti-vibration properties up to 5G, making it a reliable choice for heavy-duty industrial environments where mechanical stability is critical.

In terms of performance, the IRM-90-24ST delivers high efficiency of 93% and features an ultra-low no-load power consumption of less than 0.3W, aligning with modern green energy directives. This 90W module is classified as a Class II isolation device and possesses an Overvoltage Category III (OVC III) rating, which provides superior protection against electrical surges in industrial building installations. The module’s wide input range of 80 to 305Vac and its ability to operate at altitudes up to 4000 meters ensure global compatibility and long-term durability. By utilizing free air convection for cooling, the IRM-90-24ST operates silently and reliably, providing a high-quality power source for factory automation and professional electronic systems.