20W Regulated Output PCB Mount AC-DC Encapsulated Power Module

ARCH AC-DC Encapsulated Power Module MZC20 with Screw Terminal A2

20W Regulated Output PCB Mount AC-DC Encapsulated Power Module

MZC20 Series

20W AC to DC Industrial, ITE and Medical Encapsulated Power Conversion (Module) - Built for Compact & Certified Applications

The MZC20 20W PCB-mount AC-DC encapsulated power module is designed to deliver high performance, safety, and reliability in space-constrained applications where compact size and certified power are essential. With a universal 90–264VAC input range and a wide operating temperature range of -40°C to +80°C, the power module delivers stable and efficient power even in challenging environments.

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Globally Certified for Medical and Industrial Applications

The MZC20 is globally certified to UL / IEC / EN 60601-1 (medical safety) and UL / IEC / EN 60950 Am2 (ITE/industrial safety), setting a high benchmark for protection, compliance, and performance. This dual certification makes it an ideal choice for industrial systems that require medical-grade reliability, such as healthcare automation, diagnostic equipment, and embedded control devices.

Reinforced 2MOPP Isolation & Patient Safety Ready

Featuring reinforced 2MOPP isolation (4000VAC) and ultra-low leakage current, the MZC20 fully meets the stringent requirements for patient-connected medical devices. It ensures long-term safety and compliance for life-critical applications including infusion pumps, patient monitors, and surgical systems.

Flexible Mounting Options for Seamless System Integration

To support diverse installation needs, the MZC20 offers both PCB-mount and chassis-mount (screw terminal) options. For designs where PCB mounting is not feasible, the screw terminal version provides a convenient and reliable alternative—perfect for mechanical or retrofit flexibility.

Compact, Efficient, and Built for Demanding Designs

Combining a compact form factor, advanced safety features, and high energy efficiency, the MZC20 is the ideal solution for space-constrained, compliance-driven systems. Whether for hospital-grade devices, mobile medical units, or industrial control panels with medical-grade demands, it delivers exceptional performance with peace-of-mind protection.

Key Features

Ultra Compact Power Module for PCB Mountable.
Universal Input Range 90 - 264VAC.
Low No-Load Power Consumption < 0.1W.
Cooling by free air convection.
Low Leakage Current < 0.1mA / 264 VAC (Touch Current).
Wide Operating Temperature: -40°C ~ +80°C with derating
Low Ripple and Noise.
Isolation Class II.
I/O Isolation: 4000VAC
Screw Terminal for Option.
Safety Approval to UL / IEC 60950-1, UL / IEC 60601-1.
Medical safety approved, 2xMOPP.
3-Year Product Warranty.

Applications

Industrial Automation Systems
Automotive Electronic Equipment
Communication Equipment
Mechanical Equipment
Portable Electronic Equipment
Medical Equipment
Portable & Mobile Medical Equipment

Specification

Output Power (Watt)	20
Dimensions (L x W x H) (Tolerance ± 0.5 mm)	52.5 x 27.5 x 23.5 mm 2.07 x 1.08 x 0.93 inches
AC Input Voltage Range	90-264 VAC or 120-370 VDC
AC Inrush Current	20 A max. (115 VAC) / 40 A max. (230 VAC)
Leakage Current	< 0.1 mA max. (< 264VAC)
Output Voltage Accuracy	± 2%
Ripple and Noise (Vp-p.)	12S: 150 mV ; 24S: 240 mV
Over Power Protection	Hiccup Technique, Auto-Recovery
Over Voltage Protection	Zener Diode Clamp
Short Circuit Protection	Hiccup Mode (Automatic Recovery)
Isolation (Input-Output)	4000 VAC
Operating Temperature	-40°C to +80°C
Temperature Coefficient	± 0.05%/°C
Safety Approval	UL / IEC / EN 60601-1, UL / IEC / EN 60950 Am2
EMI	EN 5011 Class B
EMS	EN 60601-1-2 4^th edition