Real-Time Energy Efficiency Monitoring

Track power metrics from your existing infrastructure for cost savings and get alerted when power issues occur, before they cascade into outages

How do you monitor energy consumption and power infrastructure health without additional DCIM software?

Tracking energy consumption and power infrastructure health across a data center or server room typically requires either dedicated DCIM software or a patchwork of vendor-specific tools. Most of that hardware already speaks standard protocols. PDUs, UPS systems, servers with BMC interfaces, smart meters, environmental sensors: the data is there, it just needs something to collect and correlate it consistently.

PRTG pulls power and environmental metrics via SNMP, IPMI, Redfish, Modbus TCP, or HTTP, using whatever protocols your existing hardware already exposes. Voltage anomalies, battery failures, and load spikes trigger threshold-based alerts before they affect operations. On the hardware side: SNMP-enabled PDUs from APC, Raritan, Vertiv, and Eaton; UPS systems from APC, Eaton, CyberPower, and Tripp Lite; IPMI/Redfish servers from Dell, HP, Lenovo, and Supermicro; Modbus TCP industrial devices; HTTP IoT smart meters; and environmental sensors for temperature and humidity. HVAC systems and cooling units are also covered as long as they expose data via SNMP or Modbus.

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What you will find on this page

Visibility Across Your Entire Infrastructure
How PRTG Monitors
Manual Monitoring vs. PRTG
FAQs

PRTG is compatible with all major vendors, products, and systems

Power and Energy Visibility Across Your Entire Infrastructure

Prevent Downtime from Power Failures

Power infrastructure health depends on continuous visibility into the metrics that matter: voltage stability, battery charge levels, load distribution across circuits and PDUs. A UPS battery running low, a voltage reading drifting out of range, or a circuit approaching its load limit are all detectable well before they affect anything, provided you're actually watching them. PRTG monitors voltage, amperage, battery charge levels, and load capacity in near real-time across your PDUs and UPS devices. Set thresholds based on your actual infrastructure limits then PRTG triggers an alert the moment readings drift outside normal ranges, before anything trips.

Real-time alerts on voltage anomalies, battery failures, and circuit overloads
UPS runtime remaining, so you know exactly how long you have when the power goes out
Track power factor and phase balance when supported by the device. Not every device exposes this, but when it does, it's worth watching
Historical trend data to identify patterns and plan maintenance before something actually breaks
Automated notifications via email, SMS, or ticketing system integration

Reduce Energy Waste and Operational Costs

Energy bills keep climbing, but without visibility into actual energy use you're guessing where to optimize. You need data to justify upgrades, identify inefficiencies, and prove ROI to leadership.

PRTG tracks energy consumption across devices and infrastructure, giving you baseline metrics and peak usage patterns. When a server starts drawing significantly more power than usual, that shows up. Underutilized equipment shows up too. And that gives you something concrete to build a business case around, rather than estimates.

Monitor kWh consumption from devices that expose this metric to cut energy waste
Compare baseline vs. peak usage to find optimization opportunities
Custom dashboards showing energy costs, calculated using sensor math against your cost per kWh. Takes a bit of setup, but once it's running it's genuinely useful for budget conversations
Generate reports that support sustainability initiatives and carbon footprint reduction
Automated dashboards show real-time energy costs for ongoing budget accountability

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Capacity Planning Based on Real Load Trends

Power capacity planning works best when it's based on trend data rather than spot checks. Knowing how close you are to circuit limits, how UPS load has grown over the past quarter, and where additional PDUs will be needed before you actually need them is what keeps infrastructure expansions planned rather than reactive. PRTG monitors load trends over time across your power infrastructure. Track how close you are to circuit limits, when UPS capacity will be exceeded, and where you'll need additional PDUs as you grow. This only works where PDUs actually report circuit and outlet load metrics, so check your hardware first.

Historical trend data shows load patterns over time and flags when you're approaching capacity limits
UPS load trends to inform capacity planning well ahead of any real pressure
Identify underutilized circuits and PDUs to redistribute load without buying new hardware. Often there's more room than you'd expect.
Plan infrastructure expansions with real data instead of guesswork
Avoid emergency purchases by seeing capacity constraints months out

Meet Sustainability Goals with Accurate Data

ESG reporting and corporate sustainability initiatives demand accurate energy consumption metrics. Manual data collection is slow and error-prone. And when the numbers get questioned in a board meeting, "we estimated based on spot checks" is not a great answer.

PRTG collects energy data automatically from all monitored devices. Build dashboards that show consumption trends, generate reports for carbon footprint calculations, and export data directly into your sustainability platforms or energy management system.

Automated energy data collection replaces manual meter readings entirely
Customizable dashboards for sustainability metrics and ESG reporting
Historical reports showing energy efficiency improvements over time, useful when you need to demonstrate progress rather than just intent
Export data to corporate sustainability platforms or energy management systems
Track energy-saving initiatives with before/after consumption comparisons

How PRTG Monitors Energy Efficiency

PRTG uses multiple monitoring methods to track energy usage and power infrastructure health across your environment. No vendor lock-in. It works with whatever hardware you already have, using industry-standard protocols.

PDU SNMP Monitoring

PRTG monitors power distribution units via SNMP, pulling voltage, current, and where the PDU supports it, power factor and kWh consumption per outlet or circuit. Works with APC, Raritan, Vertiv, Eaton, and other SNMP-enabled PDUs. Phase balance, load distribution, and individual outlet status are all trackable. That last one matters more than people expect, because uneven load distribution is usually where the first overload warning shows up.

UPS System Monitoring

Track UPS health and battery status using SNMP sensors for APC, Eaton, CyberPower, and Tripp Lite. PRTG monitors input/output voltage, battery charge level, estimated runtime remaining, output load percentage, and temperature. When battery capacity drops below your defined threshold you get an alert. Also useful here: runtime monitoring tells you whether you actually have enough buffer for a clean shutdown during an outage, which is the thing most teams only check after the first close call.

IPMI and Redfish

For server-level power data, PRTG uses IPMI or Redfish sensors to pull metrics directly from Dell, HP, Lenovo, and Supermicro hardware. Power consumed per server, power supply status, fan speeds: all are available when the server's BMC exposes them. Not every configuration does, so check your BMC firmware before assuming full visibility. When the data is there though, it's straightforward to spot servers drawing more than they should or hardware issues quietly degrading equipment performance.

Environmental Sensor Monitoring

PRTG monitors temperature and humidity sensors in data centers and server rooms via SNMP, Modbus TCP, or HTTP IoT sensors. Hot spots that force unnecessary over-cooling show up in the data before they show up on your energy bills. HVAC efficiency ranges are trackable too. Worth noting that lower target temperatures don't automatically mean better outcomes. The real goal is finding the balance, and that requires actual measurements rather than assumptions.

Smart Meter Integration

HTTP IoT Push sensors and Modbus TCP cover smart meters, custom energy monitoring hardware, and facility management systems. Whether you plan to monitor building-wide energy usage, renewable energy generation, or specialized industrial equipment: the sensor functionality in PRTG is flexible enough to adapt to most monitoring endpoints your infrastructure exposes. Setup varies depending on what the device actually publishes, but the protocol coverage is broad.

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Energy Efficiency Monitoring: Manual vs. PRTG

Feature	Without PRTG Without PRTG	With PRTG With PRTG
Continuous energy use visibility	Without PRTG Periodic meter readings, delayed reporting	With PRTG Continuous monitoring with instant dashboards
Automated threshold alerts	Without PRTG Reactive discovery after equipment failure	With PRTG Proactive alerts that improve operational efficiency and prevent outages
Historical trend analysis for decision-making	Without PRTG Spreadsheet tracking with manual data entry	With PRTG Automated historical reports and trend visualization
Multi-device consolidation	Without PRTG Multiple vendor tools, separate logins, fragmented data	With PRTG Single platform for PDUs, UPS, servers, and environmental sensors
Energy efficiency and cost reduction metrics	Without PRTG Calculated manually from utility bills	With PRTG Real-time kWh consumption and cost tracking, with PUE calculation via sensor math possible when appropriate power/energy data is available from external meters

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“In all our tests, PRTG was significantly more reliable and, above all, faster than classic DCIM solutions. We need a solution that gives us a real-time overview of the status of all the data centers we monitor and does not make us wait for what feels like minutes with every click. With PRTG, we have found that solution.”

Ronald Kok, CEO

All IT Rooms

“PRTG is an easy-to-use and comprehensive solution to monitor our Industrial Automation DataCenter (IADC)”

Benjamin Lauterlein, Product Manager

Siemens AG

“We went to the market and looked for a tool that was cost effective, but more importantly, could monitor most or all the items in the data center. PRTG was this tool.”

Lydia Muzar

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Paessler PRTG Network Monitor licenses & pricing

Choose the PRTG Network Monitor subscription that's best for you.

License Name	Price	License Details	Get started	Pricing Details
PRTG 500	^$200	per month paid annually	Buy now Buy now	Enough to monitor multiple aspects of 50 devices
PRTG 1000	^$358	per month paid annually	Buy now Buy now	Enough to monitor multiple aspects of 100 devices
PRTG 2500	^$742	per month paid annually	Buy now Buy now	Enough to monitor multiple aspects of 250 devices
PRTG 5000	^$1,300	per month paid annually	Buy now Buy now	Enough to monitor multiple aspects of 500 devices
PRTG 10000	^$1,642	per month paid annually	Buy now Buy now	Enough to monitor multiple aspects of 1000 devices

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Energy Efficiency Monitoring: Frequently Asked Questions

What energy monitoring systems and devices does PRTG support?

PDUs, UPS systems, servers, smart meters, environmental sensors. The protocol is what actually determines support, not the vendor. If your device speaks SNMP, Modbus TCP, IPMI, Redfish, or HTTP you're covered. APC, Eaton, Raritan, Vertiv on the PDU side. Eaton, CyberPower, Tripp Lite for UPS. Dell, HP, Lenovo, Supermicro via IPMI or Redfish for servers. Modbus TCP gets you most industrial gear.

Can PRTG monitor HVAC systems and refrigeration equipment for energy efficiency?

Depends on the device. SNMP, Modbus TCP, OPC UA, and HTTP are supported.A lot of HVAC and refrigeration equipment doesn't expose any of those protocols natively, so you end up monitoring thermal impact indirectly through temperature and humidity sensors nearby. Not ideal but for spotting cooling inefficiencies it's often enough.

Does PRTG integrate with renewable energy systems?

If the system publishes data via SNMP, Modbus TCP, or HTTP, yes. Solar inverters, wind systems, battery storage generation and consumption data all shows up in PRTG alongside everything else. Worth being clear though: PRTG reads the data. It doesn't send commands back. One direction only. Anything beyond monitoring needs to go through your energy management platform, which PRTG can feed via API or export.

How does PRTG help reduce environmental impact and greenhouse gas emissions?

It doesn't, directly. What it does is give you consumption data you can actually rely on, pulled automatically from monitored devices rather than estimated or manually collected. That's what feeds carbon footprint calculations, emissions reporting, sustainability platform exports. The reduction part is on your end. PRTG just makes sure the numbers going into those decisions aren't guesswork.

Can I monitor energy use in real-time with dashboards?

Yes. PRTG dashboards are customizable and update in real-time. Build views showing kWh usage, UPS battery status, PDU load distribution, temperature trends, cost tracking. Share them with management for sustainability reporting or keep them for daily ops. No separate tool needed.

What energy efficiency metrics does PRTG track?

Voltage, current, power factor, kWh consumption, UPS battery charge and runtime, server power draw, temperature, humidity, phase balance, and circuit load percentage. Also worth knowing: you can calculate custom metrics like PUE using PRTG's sensor math functionality to combine data from multiple sources. Takes some setup, but the functionality is there.

Does PRTG offer cloud-based energy monitoring?

Three options. PRTG Hosted Monitor is the cloud-based version, no on-premises infrastructure required. PRTG Network Monitor runs on-premises with remote access. PRTG Enterprise Monitor handles distributed hybrid deployments. Pricing and feature differences between them are covered on the pricing page.