6 Best Solar SCADA Software Platforms for Utility-Scale Plants

Solar SCADA software is the control system that runs a utility-scale solar plant. SCADA (supervisory control and data acquisition) reads live data from the plant and sends commands back. Power Factors Unity ranks first on this list, at 71.0/100, for SCADA, plant control and asset performance in one suite.

Unity joins local and central SCADA, a power plant controller (PPC) and a storage EMS (energy management system) with asset tools. Its control products came from its 2022 merger with Inaccess. Bluence, from Isotrol, also covers the RTU (remote terminal unit). Trimark launched True:SCADA in September 2025.

What does this solar SCADA ranking cover?

SCADA runs a utility-scale plant in real time. It reads inverters, trackers, meters and substation equipment. The PPC then sends set-points (target output levels) back. That keeps the plant inside the limits set by the grid and its connection deal.

A monitoring tool only reads. That is why several well-known monitoring tools are not ranked here.

Few products qualify. Of 10 products we looked at, only 6 solar tools reached our minimum match score (4 out of 10). One of those, PVH DeepTrack, runs trackers rather than the full plant.

This page is for owners and builders of utility-scale and large commercial and industrial (C&I) plants. That includes IPPs (independent power producers), utilities and EPCs (engineering and construction firms). It is not aimed at home installers.

Running the farm after handover? Our solar farm management software guide covers the wider set of tools for running a plant. Our solar O&M software guide covers O&M (operations and maintenance) work, such as work orders.

Quick picks

✓ Verified on the company’s own pricing page. ◐ Published by the company outside its pricing page (help centre, store or press release). ? We could not read the company’s pricing page, so the figure is not confirmed. Prices checked October 2026.

Quote only means the company shows no public price. You ask it for a quote.

How the 7 tools scored

• Use-case fit 35%
• User reviews 20%
• Pricing 15%
• Ease of use 10%
• Support 10%
• Momentum 10%

Each bar shows the weighted score out of 100. Tools marked (general) are general tools that are not solar-specific.

Sub-scores at a glance (0-10)

A 5.0 on reviews, ease, support or momentum is our neutral score. We use it when public evidence is thin. It is not a judgement.

How did we rank these solar SCADA tools?

How the score is weighted

• Use-case fit 35%
• User reviews 20%
• Pricing 15%
• Ease of use 10%
• Support 10%
• Momentum 10%

We looked at 10 products and scored 8 between 22 and 25 October 2026. We ranked 6, listed 1 general tool on its own and put 1 under Also considered. We used company documents, trade press and public user reviews. This was desk research. We did not run any plant or controller.

Inaccess is now part of Power Factors, so we cover it inside the Power Factors entry. We left out Nor-Cal Controls because it sells build services, not boxed software. We scored each product on six points.

• Use-case fit (35%): How well it does this page’s job. SCADA and plant control on record count most, then monitoring. The product must also serve utility-scale plants.
• User reviews (20%): Ratings from only a few reviews count for less. No SCADA tool here has enough public reviews to move this score.
• Pricing (15%): Public prices score higher than quote only. Every product here is quote only.
• Ease of use, support and momentum (10% each): Review sub-scores and dated product updates. With no proof, the score is neutral.

Products below the minimum score go to "Also considered". If we could not confirm a product’s core facts with the company, it loses 2 points. Emerson Ovation Green gets the same scoring but sits on its own. It is built on a general factory control system. SurgePV is not part of this ranking.

Read the full method: how we score software. Related tools sit on our monitoring and asset management hub.

What does a solar SCADA stack contain?

A solar SCADA stack has six parts.

• Plant SCADA and HMI (operator screens): Live watch over inverters, trackers, meters, MET (weather) stations and the substation. It holds alarms and a historian (a long-term data store).
• Power plant controller (PPC): Controls active power, reactive power or power factor, voltage and frequency response. It does this at the point where the plant meets the grid.
• RTU and grid telemetry: The link to the grid operator, for example CAISO’s Remote Intelligent Gateway (RIG). As a rule, this link runs over standard data protocols (shared communication rules) such as DNP3 or IEC 60870-5-104. Check what your grid operator asks for.
• Central SCADA or remote control room: One control room across many plants.
• EMS for storage: Charge and discharge plans for BESS (battery storage) on the same site.
• Asset performance management: Analysis that sits above SCADA. Our solar asset management software ranking covers this in more depth.

1. Power Factors Unity: best for SCADA, PPC and asset performance in one suite

Best for: IPPs, asset managers and large O&M providers running utility-scale solar, wind and BESS fleets. Score: 71.0/100.

What it is: Power Factors Unity is a large suite for SCADA, plant control, EMS, APM (asset performance management), field service and commercial asset work. Its SCADA, PPC and EMS came from Inaccess, which joined Power Factors in June 2022 and lives on as Unity SCADA. Power Factors also folded its Drive, Greenbyte and BluePoint brands into Unity.

Why we picked it: It has the widest control stack on record here: plant and central SCADA, a PPC and a storage EMS. Its published reference plants show it running at utility scale.

Key features:

• Local and central SCADA with a remote control room app.
• Power plant controller for PV, BESS and hybrid plants, plus an EMS for storage.
• Protocols: IEC 60870-5-104, IEC 61850, DNP3, Modbus TCP/RTU and OPC-UA.
• ISO 27001, 27017 and 27019 certified (data security standards). It also lists NERC CIP (grid cyber rules), NIS2 (EU cyber law) and IEC 62443 (factory cyber standard).
• Panel builds, controller set-up and factory tests, on site or in the cloud.
• Unity REMI AI (launched 29 April 2026) for forecasts and plain-English questions.

Pricing: Quote only (you have to ask the company for a price), with a demo request on the site. Checked October 2026 on the Power Factors SCADA and PPC page.

Pros (from our research):

• You can buy SCADA, PPC, EMS, APM and work orders from one company.
• Proven at scale: public reference plants include a 320 MW Texas project and an 800 MWp (megawatts peak, DC) project in Qatar.
• Active work: REMI launched in April 2026 and an iOS app followed in May 2026.

Cons (from our research):

• Quote only, so you cannot compare cost before a sales call.
• At launch, REMI support for SCADA and EMS was described as "coming soon".
• No user reviews of the SCADA product to judge it by.

Reviews: App Store 5.0/5 (1 rating), checked October 2026. There is no G2 or Capterra listing for Unity SCADA.

What we could not confirm: which systems it connects to. The homepage shows no list of app connections.

Read our full Power Factors Unity review.

powerfactors.com

2. Bluence (Isotrol): best for central control rooms across multi-site fleets

Best for: Utilities and IPPs in Europe, the US and Latin America that run a central control room over many plants. Score: 68.5/100.

What it is: Bluence is the modular suite from Isotrol, based in Seville with a US base in Denver. It covers plant SCADA, plant control, RTU, a central control room, APM and BESS market trading. Feature details come from Isotrol’s own site. We did not fetch bluence.com.

Why we picked it: It covers every layer of the stack, from RTU and plant SCADA up to a central control room. That suits a fleet run from one room.

Key features:

• Plant SCADA for live oversight.
• Power plant controller to meet grid rules, plus RTU.
• Central SCADA and a remote control room for multi-site fleets.
• APM with predictive upkeep and output analysis.
• Multimarket BESS Optimizer, using market and output forecasts (launched November 2025).

Pricing: Quote only. Checked October 2026 on the Isotrol site.

Pros (from our research):

• You get the full control stack, from plant SCADA to control room, from one company.
• Hybrid plants can tune storage and trade energy in the same suite.
• Local help in the US since its RE+ 2024 debut, with five international offices.

Cons (from our research):

• Quote only.
• We found no standalone CMMS or work-order module.
• No user reviews to judge it by.

Reviews: No user reviews on G2 or Capterra as of October 2026.

bluence.com

3. Trimark True:SCADA: best for US plants needing CAISO telemetry and revenue metering

Best for: US owners, integrators and EPCs linking PV and BESS to the grid in CAISO and other ISO (grid operator) markets. Score: 68.1/100.

What it is: Trimark Associates is a US specialist in SCADA, grid data links and revenue meters. True:SCADA, announced on 2 September 2025, is a Linux-based control suite for PV, BESS and hybrid plants. Trimark still supports the older Vantage SCADA, in use since 2012.

Why we picked it: It is the only tool here built around CAISO telemetry and revenue metering. True:SCADA is also new, launched in September 2025.

Key features:

• True:SCADA with reusable templates for PV, BESS and hybrids.
• Ignition HMI with an SEL RTAC (substation automation controller) power plant controller, plus AGC (automatic generation control) set-points.
• CAISO Remote Intelligent Gateway telemetry, encrypted DNP3 and NERC CIP support.
• Revenue meters and meter data (MV-90, a common utility meter-reading system).
• 24/7 control centre and CAISO grid-connection advice (900+ resources).

Pricing: Quote only, as every product leads to "Request a Quote". Checked October 2026 on the Trimark products page.

Pros (from our research):

• You get a 24/7 call centre, even for plants Trimark did not install.
• Deep CAISO experience, with NYISO, ISO-NE and ERCOT logos also shown.
• Your control engineers likely know Ignition and SEL hardware already.

Cons (from our research):

• US market only, based on the regions it lists.
• Quote only, and no user reviews to judge it by.
• Less analysis and APM than Power Factors or Bluence.

Reviews: No user reviews found as of October 2026. A 2017 Trimark press release cites a GTM ranking as the top utility-scale PV monitoring provider by capacity (6.5 GW).

trimarkassoc.com/truescada

4. GreenPowerMonitor (DNV): best for owners wanting on-site SCADA plus portfolio analytics

Best for: Asset managers and O&M providers with utility-scale and C&I solar, wind and BESS portfolios. Score: 59.8/100.

What it is: GreenPowerMonitor is a Spanish firm owned by DNV since 2016. Its GPM Horizon platform puts monitoring and asset output first, with a separate on-site GPM SCADA product. So it fits this page less well than the top three.

Why we picked it: It pairs an on-site SCADA product with portfolio analytics and PPA uptime tracking. Its tier contents are public, which helps you scope a quote.

Key features:

• On-site GPM SCADA product.
• Monitoring from single sensor up to whole portfolio, for solar, wind and BESS.
• PPA (power purchase agreement) and contract uptime, with revenue-loss tracking.
• Gemini AI that predicts faults (Elite).
• Horizon Storage for BESS (October 2025).

Pricing: Quote only, in three tiers, checked October 2026 on the GPM Horizon page. Core covers overview, monitor and alarms. Pro adds analysis, budgets, reports, revenues and tickets. Elite adds logbook, KPIs, forecast, planning, Gemini predictive analytics and the mobile app.

Pros (from our research):

• DNV backs it, with a 24/7 monitoring centre in Bangalore.
• Uptime and revenue tracking speed up PPA reports.
• You can see what each tier includes before a sales call.

Cons (from our research):

• No prices shown for any tier.
• No PPC on the pages we checked.
• No user reviews to judge it by.

Reviews: No user reviews on G2, Capterra or SourceForge as of October 2026.

What we could not confirm: which app connections or API (a way for programs to share data) it offers. The product page does not say.

greenpowermonitor.com

5. PowerTrack: best for monitoring-led C&I and utility fleets

Best for: Owners and O&M firms who mainly need monitoring that works with any hardware, plus some SCADA. Score: 51.2/100.

What it is: PowerTrack is a monitoring, SCADA and asset tool from AlsoEnergy. Stem now owns AlsoEnergy, and the product is moving to the Stem PowerTrack name. Third-party summaries describe SCADA features, but we could not confirm how much plant control it has on the company’s page.

Why we picked it: It works with any hardware, has some SCADA features and has more public ratings than any other tool here. It suits fleets where monitoring matters more than control.

Key features:

• Actual against modelled output across a fleet.
• Device-level detail and remote fault-finding.
• Work orders from alerts, plus links to third-party CMMS tools.
• Links to Tesla Powerhub, the Enphase API and SolarGIS weather data.

Pricing: Quote only. Checked October 2026 on the AlsoEnergy site.

Pros (from reviews and our research):

• Recent reviewers say the latest app fixed crashing and is easier to use. Older reviews reported crashes and failed logins (App Store reviews).
• Works with any brand of inverter and storage.
• Global reach through the skytron-energy purchase.

Cons (from reviews and our research):

• One App Store user tells customers to consider other platforms.
• Quote only, with a demo only.
• The last dated "What’s New" post we found is from September 2024.

Reviews: App Store 3.1/5 (42 ratings), checked October 2026.

Read our full PowerTrack review.

home.alsoenergy.com/powertrack

6. PVH DeepTrack: best for tracker control on PVH tracker plants

Best for: Owners and operators of utility-scale plants built on PVH single-axis trackers. Score: 43.6/100.

What it is: DeepTrack is PV Hardware’s control, monitoring and AI system for its own trackers, launched in March and April 2025. It runs trackers, not the full plant. We could not reach the company’s product page, so these facts come from trade press and PVH has not confirmed them.

Why we picked it: It is the one tool here for tracker control, with AI forecasts and automatic storm stow. Tracker moves are part of plant control, so it passes our minimum fit score.

Key features:

• Live tracker and plant monitoring.
• Automatic tracker moves from live data.
• AI weather forecasts with automatic safety stow.
• Predictive upkeep alerts and multi-plant control.

Pricing: Quote only, sold with PVH tracker projects. Checked October 2026 against launch coverage.

Pros (from our research):

• One tool handles tracker moves and storm stow.
• You can add it to existing PVH trackers.
• You can run it remotely or on site.

Cons (from our research):

• Does not replace plant SCADA or a PPC.
• Quote only, sold with PVH tracker projects.
• No user reviews to judge it by.

Reviews: No user reviews found as of October 2026.

pvhardware.com/en/products/deeptrack

Which general tools do installers also use?

We score this product on the same rubric as the ranking above. It sits on a general factory control system, not a solar product, so we list it on its own.

Emerson Ovation Green (general industrial control platform): 63.1/100

Ovation Green is Emerson’s renewables suite for SCADA, plant control and asset records. It is built on Ovation, Emerson’s general automation and DCS (distributed control system) platform.

It fits this job well because it has a full plant controller on record. A June 2026 Emerson release describes its use at Holy Cross Energy’s solar and storage sites in Colorado.

• Ovation Green SCADA with IEC 61724 KPIs (the PV output-monitoring standard), alarms, trends and reports.
• Farm-to-grid PPC covering real power, frequency response, reactive power or power factor, and AVR (automatic voltage regulation).
• Asset records with NERC GADS (North American outage reporting) and uptime tracking.
• BESS scheduling, a microgrid controller and Ovation Plant Prognostics fault analysis.

Pricing: Quote only, so contact sales. Checked October 2026 on the Ovation Green page.

Reviews: No user reviews found as of October 2026.

How do the 6 solar SCADA tools compare?

Also considered

• Inaccess: Combined with Power Factors in June 2022. Its SCADA, PPC and EMS are covered in the Power Factors entry above.
• Nor-Cal Controls: A California controls firm building custom SCADA, EMS and MET stations for utility-scale solar and BESS. EPC Mortenson bought it in April 2026. It sells build services rather than boxed software, so it is not ranked.
• VCOM Cloud: Meteocontrol’s portfolio monitoring and CMMS tool. It is strong for monitoring and tickets but shows no plant control, so it fell below the minimum score. See our O&M software guide.
• SOLV Energy SCADA: An EPC service, not software.
• Array SmartTrack and GameChange tracker controls: Tracker control systems, not plant SCADA, so not scored.
• Bazefield and Enerman ETI SOL: Not scored because we could not confirm their current status and core facts.

How do you choose solar SCADA software?

• Want SCADA, PPC, storage EMS and asset performance from one company across a large portfolio? Pick Power Factors Unity.
• For a central control room over many plants in Europe or Latin America, shortlist Bluence.
• Plants that interconnect in CAISO and need RIG telemetry and revenue metering should pick Trimark.
• If you already use Emerson Ovation elsewhere in your fleet, compare Ovation Green.
• When you mainly need portfolio monitoring and PPA uptime with a SCADA option, look at GreenPowerMonitor or PowerTrack. Compare them with our solar farm management guide.
• On PVH trackers, add DeepTrack for tracker control next to plant SCADA, not instead of it.
• Need a custom controls package rather than a product? Talk to an integrator. Nor-Cal Controls, now part of Mortenson, is one example.

Want more choices? Browse every tool we checked in our monitoring and asset management category.

Solar SCADA software FAQs

Sources

All checked 22 to 25 October 2026.

• Power Factors and Inaccess: Power Factors home, SCADA and PPC page, Solar Power World, April 2026, Inaccess blog, App Store
• Bluence: Isotrol, RE+ debut
• Trimark: products and services, True:SCADA announcement, 2017 press release
• GreenPowerMonitor: GPM Horizon, DNV release, 2025
• PowerTrack: AlsoEnergy site, What’s new, App Store
• PVH DeepTrack: Solar Builder, Mesia
• Emerson Ovation Green: product page, Holy Cross Energy release, June 2026
• Nor-Cal Controls: Mortenson release, Solar Power World profile
• VCOM Cloud: VCOM O&M app

Last updated 28 October 2026. Next scheduled review: 23 January 2027.