Customer Corner : Gaylor Electric, Cummins And The Compact Diesel Box For A Crowded Grid

Cummins has found a fresh way to polish the old diesel altar: make the generator smaller, point the hot air upwards, call it innovation, and let Gaylor Electric smile through the sales hymn. Same fossil sermon. Tidier enclosure. Better lighting.

The Miracle Of A Smaller Diesel Box

Cummins’ latest newsroom item is a neat little corporate stage show: the Centum S17 Series generator set, a 17-litre platform that can deliver between 600 kW and 1000 kW while replacing larger 23L and 30L platforms in a smaller footprint.

Less size. Less complexity. Lower total cost of ownership. Same Cummins “reliability”.

Lovely.

Except peel the ribbon off and the miracle is still a diesel standby generator. Cummins’ own S17 product page lists the S17 models as diesel, 60 Hz, North America, standby rated from 600 kW to 1000 kW, with applications including healthcare, mission critical, standby power, water treatment and commercial industrial generators.

So yes, the box is smaller.

The category is not.

It is still diesel backup power for a world that keeps claiming it is sprinting towards clean energy while quietly asking Cummins to keep the old soot lantern warm in the shed.

Destination Zero, Now With More Standby Diesel

This is Cummins’ favourite contradiction.

In the glossy universe, Cummins is the “global power technology leader”, guiding customers through the energy transition with Destination Zero and sustainability mood music.

In the operating universe, Cummins Power Systems is selling the hell out of backup power because the modern economy cannot stop demanding electricity for five minutes. Hospitals. Commercial buildings. Water plants. Data centres. “Mission critical” everything. Every shiny building wants a generator outside, a corporate pledge inside, and a press release pretending those two things are not arguing in the car park.

Cummins even packages the S17 as “sustainable by design” because it can support paraffinic fuels such as HVO. That is the usual trick: sell the diesel kit, garnish it with alternative fuel potential, then let the brochure do yoga until everyone feels spiritually decarbonised.

But the product table still says diesel.

That is the part TCAP enjoys. Not because diesel backup has no practical use. Of course it does. Nobody sensible wants hospitals losing power because some consultant with a green lanyard had a branding epiphany.

The problem is the laundering. Cummins does not simply say: “We sell diesel standby generators because the grid is not ready, data demand is exploding, and critical facilities still need backup engines.”

It wraps the machine in innovation, sustainability, trust, partnership, problem-solving, power density, resilience and all the usual PowerPoint air freshener.

The machine is diesel.

The smile is optional.

Gaylor Electric: The Convenient Customer Smile

Enter Gaylor Electric, one of the first customers to deploy the S17.

Cummins’ version is tidy. Nashville-area project. Space constrained. Three-unit solution. N+1 configuration. Vertical discharge making the installation possible within strict spacing and airflow requirements. Power Progress interview. Trust. Open communication. Partnership. After-sales support. Cummins sets itself apart.

There it is. The customer quote cathedral.

But Gaylor Electric is not just a random electrician with a van and a roll of cable. It is a national electrical contractor that openly promotes itself as a data-centre player. Its own website says it has designed and built “some of the largest, most robust data centers in the country”, that data-centre construction has played an integral role in the overall growth of the business, and that data centres need infrastructure for power distribution, supplemental power subsystems and backup generators.

That matters.

Because when Cummins says the S17 is for commercial buildings, small-to-mid hospitals, small data centres, and water and wastewater facilities, it is not just speaking in abstract market-speak. It is aiming at the exact pressure point of the modern grid economy: power-hungry infrastructure, squeezed spaces, and the quiet return of engine rooms behind the climate slides.

Gaylor is the perfect face for that pitch. Big contractor. Mission-critical credentials. Data-centre language. Public-sector project. Friendly Power Progress interview. All the ingredients for diesel to walk back into polite society wearing a blazer and a sustainability pin.

The Youth Justice Campus Gets The Diesel Treatment

The deeper irony is where the first S17s reportedly went.

EnergyTech and Microgrid Knowledge covered the same S17 launch around the Metro Nashville Campus for Youth Empowerment, a juvenile justice project under construction in downtown Nashville. Gaylor Electric was identified as the electrical contractor, acquiring the first three Cummins S17 units to provide 3 MW of standby power.

Youth empowerment. Restorative justice. Holistic care. Community support.

Powered in the background by three compact diesel standby units from a company fresh from the largest Clean Air Act civil penalty in history.

That is not satire. That is procurement.

Cummins can call the S17 smaller, smarter and greener. It can talk about HVO, lifecycle carbon reductions, power density and urban constraints. It can have everyone stand around the new engine at Seymour looking pleased with themselves.

But the basic theatre remains grimly funny: a youth justice campus, sold as a better future for children and families, gets its resilience package from an emissions-cheat diesel giant and a contractor whose public-record safety cupboard is not exactly empty.

Restorative justice up front. Diesel insurance policy round the back.

Gaylor’s Hard Hat Has A Dent In It

Cummins’ chosen customer smile also comes with some public-record scuff marks.

OSHA records show a 2018 fatality inspection involving Gaylor Electric Inc. The accident summary says an employee placed by a temporary work agency was working from a scissor lift installing communication conduit through warehouse ceiling purlins when the lift tipped over. The worker fell approximately 54 feet to the ground and was killed. The summary says one half of the lift was on the warehouse floor and the other half was on a dock, and when the dock was raised during testing it caused the lift to become off-balanced and fall.

That is not a branding problem. That is a man dead on the ground.

The OSHA inspection record for that case shows one initial serious violation, later recorded as “Other”, with a current penalty of $4,500.

Mission-critical, apparently. Man-critical, less so.

Nor is fall-risk scrutiny just ancient paperwork from the corporate attic. OSHA records show a 2026 open complaint inspection for Gaylor Electric in Jeffersonville, Ohio, opened on 12 February 2026, with fall emphasis. Because the case is open, TCAP is not asserting a finding. That is the point of doing this properly. Open complaint means open complaint. It still belongs in the file when Cummins is polishing Gaylor into a trust-and-partnership mascot.

The contrast is the story.

Corporate interview: trust, support, problem-solving.

Public record: fatal fall, fall-emphasis complaint inspection, and a reminder that the men doing the work tend not to appear in the customer-success video unless they are alive and useful to the narrative.

The Labour File Is Not A Choir Robe Either

Gaylor’s labour-relations cupboard has a few old rattles too.

NLRB records show a closed 2005 case against Gaylor Electric in Carmel, Indiana, involving allegations of denial of access and coercive statements. Another closed NLRB case from 2016, involving Gaylor Electric in Elkhart, Indiana, lists allegations including discipline and discharge under sections 8(a)(3) and 8(a)(4), with IBEW-linked participants.

Allegations are not findings. TCAP is not dressing them up as proven determinations.

But they are still public-record context. They are still part of the picture when a company is being pushed into a Cummins customer-love story as the trustworthy partner helping bring shiny new diesel backup to a public-sector youth campus.

This is always the gap.

The press release gives you partnership.

The public file gives you the paperwork.

Data Centres: The Diesel Gold Rush In A Hoodie

The bigger picture is not just Gaylor. It is the energy economy Cummins is feeding.

Cummins’ own 2025 results said Power Systems achieved record full-year sales and profitability, driven by robust demand for data-centre backup power. The same results said Power Systems revenues in North America increased 15%, driven primarily by increased power generation demand, particularly for data-centre markets in North America, China and Asia Pacific.

There it is, right from the horse’s exhaust pipe.

The green future needs backup generators.

The AI boom needs backup generators.

The cloud needs backup generators.

Every “clean” app, every AI hallucination machine, every corporate server cathedral, every trading platform, every streaming sludge pipe, every algorithmic bullshit farm – all of it wants power, redundancy and uptime. When the grid looks tired, the diesel cavalry appears.

That is why the S17 matters. It is not just a product. It is a symptom.

Cummins has smelled the future and the future smells like standby diesel behind a fence.

The company’s Accelera zero-emissions segment can eat losses and charges while Power Systems keeps printing money from backup power demand. Hydrogen can be “strategically reviewed”. Electrolysers can be charged down. Destination Zero can keep smiling for the ESG brochure. Meanwhile, diesel generators go to work.

That is not a transition. That is a hedge fund with pistons.

The HVO Halo Trick

Cummins and its media friends know the diesel word is filthy now. So the S17 gets the HVO halo.

The sales copy leans into alternative fuels, paraffinic fuel compatibility, lifecycle carbon reduction claims and the idea that this is all part of a “cleaner” power future.

Fine. HVO can reduce lifecycle CO2 compared with conventional diesel, depending on feedstock and supply chain. Nobody needs to pretend alternative fuels do not exist.

But here is the more honest sentence Cummins will never print:

This is a diesel standby generator platform whose cleaner story depends on what customers actually put in the tank, how often it runs, how the fuel was produced, and whether the surrounding infrastructure is genuinely decarbonising or just buying indulgences by the barrel.

That does not fit nicely on a launch banner.

So we get “sustainable by design”.

Cute.

A cigarette holder is also sustainable by design if you make it small enough and use the right varnish. It does not change the basic habit.

The Seymour-To-Fridley Sales Hymn

Cummins also makes sure the manufacturing story gets its little flag wave.

The S17 engine is tied to Seymour, Indiana. The generator set ships from Fridley, Minnesota. It is American-made. It is engineered. It is tested. It is validated. The product has more than 25,000 hours of testing and validation behind it. There are technicians, distributor networks, warranties, service support and the whole industrial confidence machine.

Again: none of this means the engineering is bad.

That is what makes the hypocrisy sharper.

Cummins is good at this. Cummins can build serious kit. Cummins can solve real installation problems. Cummins can package 1 MW in a smaller footprint and make a contractor’s site constraint less painful.

That is why the moral laundering matters. Bad engineering would be easy to mock and ignore. Good engineering used to extend the diesel age while the company performs green transition theatre is more interesting, and uglier.

The S17 is clever.

The pitch around it is rancid.

“Trust” Is Doing A Lot Of Work Here

The Cummins piece leans hard on the customer relationship. Gaylor apparently values trust, open communication, problem-solving, collaboration and after-sales support.

Corporate trust language is always funny from a company with Cummins’ record.

This is the same Cummins that agreed to a record Clean Air Act civil penalty over alleged emissions-control cheating, with regulators saying the violations involved software defeat devices that circumvented testing and certification requirements. EPA’s settlement page says the matter affected nearly one million vehicles, including 630,000 model year 2013-2019 vehicles equipped with illegal software defeat devices and roughly 330,000 more model year 2019-2023 vehicles with undisclosed auxiliary emission control devices.

Trust, is it?

Open communication, is it?

Problem-solving, is it?

The company that allegedly solved emissions testing with software tricks now wants applause for solving space constraints with a compact diesel generator.

Different product. Same corporate choreography.

Identify constraint. Build machine. Wrap in values. Sell future. Omit stink.

The Contractor Smile, The Worker File, The Grid Lie

This is what makes the Gaylor piece worth hitting hard.

It connects three TCAP beats in one neat little diesel parcel.

First, the customer ecosystem. Cummins is not just Cummins. It is contractors, suppliers, customers, media partners, trade magazines, public-sector projects and friendly interview formats that all help launder the brand.

Second, the green contradiction. Cummins’ public face says Destination Zero, zero-emissions technologies, sustainable power, cleaner future. Its profit engine says data-centre backup power, diesel standby, compact generator sets and HVO garnish.

Third, the worker reality. Gaylor’s public file includes a fatal fall case and labour-board allegations in old closed cases. Again, not a finding carnival. A context file. The sort of context that never makes the polished customer interview because death, discipline and access allegations tend to spoil the music.

Put those together and the sales hymn starts to sound less like innovation and more like the usual corporate organ grinder.

Cummins provides the box.

Gaylor provides the customer smile.

Power Progress provides the stage.

The taxpayer and the worker can stand somewhere off-camera and try not to fall.

Smaller Footprint, Same Old Bootprint

The S17 will probably sell. It probably should sell, in a narrow practical sense. The grid is strained. Facilities need backup power. Contractors need compact solutions. Hospitals and public buildings do not run on vibes.

But Cummins does not get to treat that practical need as moral absolution.

A smaller diesel generator is still part of the diesel economy. A space-saving enclosure is still fossil infrastructure. A vertical discharge system still sends hot air somewhere. Cummins just prefers it going upwards, where it can mingle with all the other newsroom vapour.

And Gaylor?

Gaylor is useful here because it shows how the game works. A contractor with data-centre credentials, municipal and healthcare work, safety awards on the website, fatality paperwork in the public record, and old labour allegations in NLRB files becomes the perfect smiling witness for a Cummins “trust” story.

That is corporate America in one generator enclosure.

Awards page at the front.

OSHA file at the back.

Diesel in the tank.

Sustainability in the brochure.

The Hot Air Goes Up

The S17’s integrated vertical discharge sends hot air upward instead of outward.

Metaphorically, perfect.

Cummins’ newsroom does exactly the same thing. It directs the heat away from the people standing nearby and lets it drift into the corporate atmosphere where “innovation” and “sustainability” can blur the outline.

But TCAP is not here for the mist.

This is a compact diesel backup product being marketed through a contractor partner with data-centre relevance, public-record safety scuffs, old labour-board allegations, and a first-customer role in a public-sector youth justice project. It arrives from a company that tells the world it is powering a cleaner future while regulators have already dragged it through one of the biggest emissions-cheating settlements in history.

Less size.

Less complexity.

Lower total cost of ownership.

Same old trick.

Lee Thompson – Founder, The Cummins Accountability Project