{"id":88688,"date":"2026-09-23T13:39:09","date_gmt":"2026-09-23T11:39:09","guid":{"rendered":"https:\/\/fhi.nl\/nieuws\/de-5-grootste-fouten-bij-het-kiezen-van-een-rack-pdu-en-hoe-u-ze-voorkomt\/"},"modified":"2026-09-23T13:39:09","modified_gmt":"2026-09-23T11:39:09","slug":"de-5-grootste-fouten-bij-het-kiezen-van-een-rack-pdu-en-hoe-u-ze-voorkomt","status":"publish","type":"news","link":"https:\/\/fhi.nl\/en\/news\/de-5-grootste-fouten-bij-het-kiezen-van-een-rack-pdu-en-hoe-u-ze-voorkomt\/","title":{"rendered":"The 5 biggest mistakes when choosing a Rack PDU (and how to avoid them)"},"content":{"rendered":"<header id=\"header\" class=\"header header--low\">\n\n\t\n\t\t\t<div class=\"header__background header__background--graphic\"><\/div>\n\t\n\t<div class=\"container\">\n\t\t<div class=\"header__content\">\n\t\t\t<div class=\"header__first header__first--alone\">\n\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t<h1 class=\"header__title\" >\n\t\t\t\t\tThe 5 biggest mistakes when choosing a Rack PDU (and how to avoid them)\t\t\t\t<\/h1>\n\n\t\t\t\t<div class=\"header__dots-line\">\n\t\t\t\t\t<svg width=\"431\" height=\"9\" viewbox=\"0 0 431 9\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M430.799 4.192a1.136 1.136 0 1 1-2.272-.001 1.136 1.136 0 0 1 2.272 0Zm-27.272 0a1.135 1.135 0 1 1-2.27 0 1.135 1.135 0 0 1 2.27 0Zm-27.27 0a1.136 1.136 0 1 1-2.272-.001 1.136 1.136 0 0 1 2.272 0Zm-27.272 0a1.39 1.39 0 1 1-2.78 0 1.39 1.39 0 0 1 2.78 0Zm-27.78 0a1.645 1.645 0 1 1-3.29 0 1.645 1.645 0 0 1 3.29 0Zm-28.29 0a1.9 1.9 0 1 1-3.799 0 1.9 1.9 0 0 1 3.799 0Zm-28.799 0a2.154 2.154 0 1 1-4.308 0 2.154 2.154 0 0 1 4.308 0Zm-29.308 0a2.41 2.41 0 1 1-4.819 0 2.41 2.41 0 0 1 4.819 0Zm-29.819 0a2.663 2.663 0 1 1-5.326.001 2.663 2.663 0 0 1 5.326-.001Zm-30.327 0a2.919 2.919 0 1 1-5.837 0 2.919 2.919 0 0 1 5.837 0Zm-30.837 0a3.173 3.173 0 1 1-6.345.001 3.173 3.173 0 0 1 6.345 0Zm-31.346 0a3.428 3.428 0 1 1-6.856 0 3.428 3.428 0 0 1 6.856 0Zm-31.856 0a3.683 3.683 0 1 1-7.365 0 3.683 3.683 0 0 1 7.365 0Zm-32.365 0a3.937 3.937 0 1 1-7.875 0 3.937 3.937 0 0 1 7.875 0Zm-32.874 0a4.192 4.192 0 1 1-8.384 0 4.192 4.192 0 0 1 8.384 0Z\" fill=\"#FFF960\"\/><\/svg>\t\t\t\t<\/div>\n\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\n\t\t\t\n\t\t<\/div>\n\t<\/div>\n<\/header>\n\n\n\n<div class=\"text bg--white\">\n\t<div class=\"container\">\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"text__content text__content--1-col\">\n\t\t\t\n<p class=\"wp-block-paragraph\">In practice, we see that many organizations only seriously consider a PDU when setting up a new rack or expanding an existing installation. Often, the focus then lies on the number of sockets or the purchase price. Understandable, but important aspects are overlooked as a result.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">With the rise of AI workloads, higher power densities, and stricter sustainability requirements, the role of the Rack PDU is more important than ever. In this article, we discuss the five most common mistakes and how to avoid them.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1. Only look at the number of outputs<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A common mistake is choosing a PDU based on the number of C13 and C19 connections.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Although this is important, it says little about suitability for your environment. Also consider:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>maximum power;<\/li>\n\n\n\n<li>load per phase;<\/li>\n\n\n\n<li>plug type;<\/li>\n\n\n\n<li>redundant power supplies;<\/li>\n\n\n\n<li>future expansions.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A rack that has sufficient capacity today may be configured completely differently in two years. A PDU must therefore align not only with the current situation but also with future developments.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2. Not taking into account the growth of the data center<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Whereas a rack used to often consume between 5 and 10 kW, power outputs of 20 to even 80 kW are no exception nowadays. AI servers and GPU clusters require significantly more power than traditional IT equipment.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When a PDU is selected solely based on the current load, a bottleneck quickly arises as soon as new hardware is installed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Therefore, think in advance about:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>expected growth of the rack;<\/li>\n\n\n\n<li>future AI or HPC projects;<\/li>\n\n\n\n<li>higher power densities;<\/li>\n\n\n\n<li>additional monitoring requirement.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A future-proof PDU prevents costly replacement at a later stage.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">3. Underestimating monitoring<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Many organizations know how much energy a complete data center consumes, but have hardly any insight at the rack level.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It is precisely there that the first signs of problems often emerge, such as:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>overload;<\/li>\n\n\n\n<li>skewed phases;<\/li>\n\n\n\n<li>unusual energy consumption;<\/li>\n\n\n\n<li>increasing load due to new equipment.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">An intelligent Rack PDU with monitoring provides real-time insight into this data. This allows deviations to be detected early and available capacity to be utilized more efficiently.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For data centers striving for higher availability and lower energy consumption, monitoring is no longer a luxury, but an essential part of management.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">4. Only look at the purchase price<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A cheaper PDU seems attractive, but the purchase price represents only a small part of the total costs over the lifespan.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">More important are factors such as:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>reliability;<\/li>\n\n\n\n<li>lifespan;<\/li>\n\n\n\n<li>firmware updates;<\/li>\n\n\n\n<li>maintenance;<\/li>\n\n\n\n<li>integration possibilities;<\/li>\n\n\n\n<li>energy management.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A high-quality PDU often lasts for years and ultimately results in a lower Total Cost of Ownership due to better insight and more efficient management.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">5. Forgetting integration with DCIM and energy management<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">More and more organizations use DCIM or energy management software to manage their infrastructure.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A PDU that does not support open protocols limits these possibilities.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Therefore, check whether the PDU offers support for, for example:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>SNMP;<\/li>\n\n\n\n<li>Modbus;<\/li>\n\n\n\n<li>REST API;<\/li>\n\n\n\n<li>MQTT;<\/li>\n\n\n\n<li>integration with existing DCIM solutions.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">This makes the Rack PDU part of a central management system instead of a standalone component.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Checklist for choosing a Rack PDU<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Before making a final decision, check whether the PDU meets the following criteria:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2714 Suitable for future wealth growth<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2714 Support for redundant power supplies<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2714 Real-time energy monitoring<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2714 Good phase distribution<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2714 Integration with DCIM<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2714 Support for open communication protocols<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2714 Sufficient capacity for future AI servers<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2714 Reliable firmware and software updates<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2714 High build quality and long lifespan<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A Rack PDU is much more than a power distribution box. It forms the basis of a reliable, efficient, and future-proof power supply within the data center.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">By looking beyond just the number of connections or the purchase price, you avoid costly modifications, increase availability, and create an infrastructure that is ready for the growing power demand of modern IT and AI environments.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Do you have questions about the right Rack PDU for your situation? The engineers at Schleifenbauer would be happy to advise you on a solution that aligns with your current and future data center environment.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Why more and more data centers are choosing intelligent Rack PDU solutions<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The demands on modern data centers are changing rapidly. Higher power densities, AI workloads, stricter sustainability targets, and the need for real-time insight into energy consumption call for more than a standard power distributor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For over 25 years, Schleifenbauer has been developing and manufacturing intelligent Rack Power Distribution Units (PDUs) that help organizations make their power supply safer, more efficient, and future-proof. The solutions are fully developed and manufactured in the Netherlands and are used worldwide in enterprise data centers, colocation facilities, government institutions, research centers, and industrial environments.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">While many manufacturers supply standard products, Schleifenbauer opts for a modular approach. This allows virtually every Rack PDU to be tailored to a customer&#039;s specific requirements. From the position of the connections and the type of connectors to advanced measurement functionality, outlet-level monitoring, switching, and integration with existing DCIM and building management systems.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Developed for the challenges of today and tomorrow<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The growth of AI, High Performance Computing (HPC), and edge computing places new demands on the energy infrastructure of data centers. Power per rack is increasing, and insight into load, capacity, and energy consumption is becoming increasingly important.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">With intelligent Rack PDUs from Schleifenbauer, administrators have real-time data at their disposal that allows them to:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>overloading of racks can occur;<\/li>\n\n\n\n<li>be able to analyze energy consumption per phase, group, or outlet;<\/li>\n\n\n\n<li>optimally utilize available capacity;<\/li>\n\n\n\n<li>detect trends and deviations early;<\/li>\n\n\n\n<li>increase the availability of critical IT infrastructure.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">By using open communication protocols such as SNMP, Modbus, MQTT, and REST API, the PDUs can be easily integrated into existing DCIM, BMS, and energy management platforms.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">More than just a supplier<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A reliable energy infrastructure does not start with the product, but with a good design. That is why Schleifenbauer contributes ideas on topics such as redundancy, power distribution, future expansions, monitoring, and energy efficiency already in the design phase.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This technical expertise helps organizations not only choose a suitable Rack PDU for the current situation, but also implement a solution that is prepared for future growth and changing IT needs.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ready for the next generation of data centers<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Whether it concerns a traditional enterprise data center, a hyperscale environment, or a high-power-density AI cluster, the right Rack PDU forms the basis for a reliable and efficient power supply.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Would you like to know which solution best suits your data center? Schleifenbauer engineers would be happy to advise you on a Rack PDU configuration that fits your infrastructure, energy management, and growth plans.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><figcaption class=\"wp-element-caption\">Schleifenbauer rack PDU <\/figcaption><\/figure>\n<p>The post <a href=\"https:\/\/www.schleifenbauer.eu\/nl\/5-grootste-fouten-bij-het-kiezen-van-een-rack-pdu\/\">The 5 biggest mistakes when choosing a Rack PDU (and how to avoid them)<\/a> appeared first on <a href=\"https:\/\/www.schleifenbauer.eu\/nl\">Schleifenbauer \u2013 PDUs<\/a>.<\/p>\n<p>Source: <a href=\"https:\/\/www.schleifenbauer.eu\/nl\/5-grootste-fouten-bij-het-kiezen-van-een-rack-pdu\/\">https:\/\/www.schleifenbauer.eu\/nl\/5-grootste-fouten-bij-het-kiezen-van-een-rack-pdu\/<\/a><\/p>\t\t<\/div>\n\t<\/div>\n<\/div>\r\n\t<div class=\"articles bg--offwhite automatic\">\r\n\t\t<div class=\"container\">\r\n\t\t\t<div class=\"articles__header\">\r\n\t\t\t\t\t\t\t\t\t<div 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