# IRM-20-12 (Component) ## Description Enclosed AC DC Converters 1 Uitgang 12V - - - 1.8A 85 ~ 264 VAC, 120 ~ 370 VDC Input The IRM-20-12 is a compact enclosed AC-DC power supply module from MEAN WELL’s IRM-20 series. It is designed to convert a wide-range AC input into a stable 12V DC output, delivering reliable power for embedded systems, industrial electronics, and general-purpose PCB-mounted applications. It is a board-mount (through-hole) module with an encapsulated design, making it suitable for space-constrained and high-reliability environments. Key Features AC-DC Converter Module Converts AC mains to regulated 12V DC output Power Rating Up to 20–22W output power Output Capability 12V DC / 1.8A max current Universal Input Range 85–264 VAC (wide input compatibility) High Efficiency Around ~84% typical efficiency Compact Enclosed Design Fully encapsulated plastic case for protection and durability Through-Hole PCB Mount Designed for direct soldering onto PCB boards Low No-Load Power Consumption <0.1W standby consumption Built-in Protection Functions Overload protection Short circuit protection Overvoltage protection Wide Operating Temperature Typically -30°C to +70°C Safety Certifications UL, CE, TUV, CB approved (varies by region) EMI Compliance Designed to meet Class B EMI standards (with internal filtering) Typical Applications Industrial automation systems Factory equipment Embedded electronics IoT devices LED lighting systems Small control boards and instrumentation #CommonPartsLibrary #powersupply #ACDCconverter ## Component Details - **Owner:** adrian95 - **Created:** 3/7/2022 - **Last Updated:** 6/19/2026 - **Visibility:** Public - **License:** https://creativecommons.org/licenses/by/4.0/ - **Part Type:** ACDC - **Manufacturer Part Number:** IRM-20-12 - **Manufacturer Name:** MEAN WELL USA Inc. - **Datasheet URL:** https://www.meanwellusa.com/upload/pdf/IRM-20/IRM-20-spec.pdf - **Used in:** 22 projects ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Arrow](https://www.arrow.com/en/products/irm-20-12/mean-well-enterprises.html?utm_currency=USD&region=europe) | $7.632 | 0 | | [Digi-Key](https://www.digikey.com/en/products/detail/mean-well-usa-inc/IRM-20-12/7704663) | $9.10 | 10K | | [LCSC](https://www.lcsc.com/product-detail/C5278499.html) | $4.8664 | 346 | | [Mouser](https://www.mouser.com/ProductDetail/MEAN-WELL/IRM-20-12?qs=WkdRfq4wf1NZyG891QNuLQ%3D%3D) | $9.10 | 4.4K | | [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=IRM-20-12) | $12.29 | 280 | | [Verical](https://www.verical.com/pd/mean-well-enterprises-ac-to-dc-power-supply-IRM-20-12-6236024?utm_currency=USD) | $8.6353 | 80 | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** Mean Well - **MPN:** IRM-20-12 - **Mount Type:** Through Hole - **Package / Case Code:** Module - **Pin Count:** 4 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | AC/L | | | 2 | AC/N | | | 3 | -Vo | | | 4 | +Vo | | --- *Generated from [https://www.flux.ai/adrian95/irm-20-12~hi](https://www.flux.ai/adrian95/irm-20-12~hi)*