I'm an office administrator for a mid-sized company, and part of my job is ordering all sorts of equipment—from office supplies to, more recently, a lot of LED lighting components for our facility upgrades and some side projects. When I took over purchasing in 2023, I made what I thought was a smart move: I hunted down the absolute cheapest 12v power supply I could find for a small DIY smart light switch installation. It was a disaster. Now, I believe that for anyone, even with a small order, Mean Well is the only reliable choice, and the upfront investment pays for itself faster than you think.

Most people I talk to about power supplies—whether for a Schonbek chandelier retrofit or powering a Comcast Spotlight commercial display—focus on the unit price. They want the $10 part. I used to be that person. But after five years of managing these relationships and processing 60-80 orders annually across eight different vendors, I've learned the hard way that the cheapest part is often the most expensive in the long run. Let me explain why I'm so firmly in the Mean Well camp.

The 'Small Order' Trap (and How I Got Caught)

Our company had a project: install smart light switches in a few conference rooms. We needed a mean well 12v power supply for the control hub, or so I thought. I found a generic, unbranded 12V 2A supply for $8. It arrived, worked for a week, and then started humming. Then it died. The switch kept losing connection, and our VP of Operations was not happy. I spent more time troubleshooting that $8 part than I did on the entire rest of the installation.

I don't have hard data on the failure rate of unbranded supplies, but based on my experience, my sense is that about 1 in 4 of the cheap ones will fail within the first six months. That's a guess, but it's a guess born from having to re-order and re-install. The switch to a Mean Well 12V power supply (I believe it was an LRS-75-12) cost me $24, but it's been running silently for 18 months now. Simple.

The question everyone asks is 'what's the cheapest price?' The question they should ask is 'what's the total cost of ownership?'

Three Reasons Why Mean Well Won Me Over (Even on Small Budgets)

1. The Product Line is a Safety Net

I'm not an electrical engineer. When I need a specific spec, I need to know it exists. A colleague of mine was retrofitting a vintage Schonbek chandelier to LED. He needed a specific, dimmable driver. I didn't even know where to start. He found a Mean Well LED driver (the LPC series, I think) that fit inside the chandelier's canopy. The 3-in-1 dimming feature (resistor/PWM/voltage) meant he didn't have to swap out the existing wall dimmers. It worked perfectly the first time.

At our office, I needed a robust supply for a Comcast Spotlight digital signage display we installed in the lobby. The installer specifically called for a mean well 24v 5a power supply (an LRS-150-24). He said, 'If you use anything else, and this thing goes dark during a client presentation, I'm not your guy.' He was right. The sheer range—from DIN rail power supplies like the HDR series to low-profile LPC drivers—means I rarely have to go looking for a second vendor for a specific form factor. It's a huge time saver.

2. The '3-in-1 Dimming' is Not Just Marketing Fluff

Most buyers focus on wattage and voltage and completely miss the dimming compatibility. For our smart light switch project, the cheap supply couldn't handle the PWM signal from the switch. The lights flickered. I thought I'd bought the wrong switch.

The Mean Well 3-in-1 dimming (0-10V/PWM/resistor) is a godsend. It gives you three ways to make it work. I can't tell you how many times I've helped a contractor on a forum who's stuck on a non-dimmable driver. They often end up buying a Mean Well. This worked for our smart switch, but our situation was a basic retrofit. Your mileage may vary if you're using a high-end control system, but for 90% of cases, having that flexibility removes the biggest headache in lighting integration.

3. Reliability is a Feature You Don't Appreciate Until You Need It

I hate going to my boss and saying 'that cheap part broke.' It makes me look bad. A failed LED driver in a workshop light means the whole production line stops. A failed supply in that Schonbek chandelier means a service call and a disappointed client.

I wish I had tracked my 'cost per failure' more carefully. What I can say anecdotally is that the Mean Well units are the ones I never worry about. They run cool, they don't hum, and they just work. In our 2024 vendor consolidation project, we standardized on Mean Well power supplies for all our small automation projects. We cut our order processing time by eliminating the 'will this cheap one work?' research phase. That's a cost saving, too.

Addressing the Big Question: Is It Worth It for a Small Order?

Here's where I'll probably get pushback: 'But I'm just building one thing. I don't need an industrial-grade supply.' I get that. I was you. But consider this: if that one project fails, you've wasted more than the price difference. The $15 you save on a power supply for a smart switch is gone if you have to buy a replacement and spend an hour reinstalling it.

I can only speak to my context. If you're building a one-off prototype and you have a bin of free parts, then maybe. But if it's for a client, for a work project, or for something you don't want to touch again for five years, the calculus changes. The premium you pay for Mean Well is your insurance against the 'I told you so' from your boss or your client. Period.

My Final Take

When I was starting out, the vendors who treated my $200 orders seriously are the ones I still use for $20,000 orders. The same goes for parts. The supplier who sells cheap power supplies? I stopped buying from them after the first failure. The distributor who stocks Mean Well and can help me spec a mean well 24v 5a power supply or a mean well led driver? I've been buying from them for three years.

Small doesn't mean unimportant—it means potential. And a reliable power supply is the foundation of any potential project, whether it's a Comcast Spotlight display or a bespoke chandelier. Spend the extra few dollars. Your future self (and your electrician) will thank you.