Wednesday, October 21st 2026
Super Flower's 12V-2x6 OCP Dongle Watches Every Pin, Blacks Out Your Screen on Overcurrent
Super Flower has launched the VGA 12+4PIN OCP Dongle, a small inline box that sits between the PSU cable and a graphics card's 12V-2x6 connector and keeps an eye on the current running through each 12 V line. It was first shown at Computex 2026, and can now be seen on Super Flower's website, priced at NT$1,190 (roughly $38) in Taiwan. However, you can't buy it on its own just yet. For now, it's only offered as part of a limited promotional bundle with Leadex VIII power supplies, and there's no word on standalone sales or a wider release.
As for the protection part, each alert needs to hold for 10 seconds before it fires. Between 9.5 A and 12 A on any line, or if two lines drift more than 6 A apart, the LED turns orange and the buzzer starts beeping. Past 12 A, it flashes red with a continuous tone for 180 seconds, stays solid red for another 15, and then triggers "VGA Black Screen Protection." That mode stays active even if the current settles. Super Flower doesn't say how the black screen works or whether power is cut, and simply advises shutting down and checking the cables. That part can be a bit unreliable, but it's safe to assume that most users will suspect something is wrong if the screen blacks out for a significant bit of time.
This new dongle joins Cooler Master's $49.99 GPU Shield Adapter and ASUS' passive ROG Equalizer cable on a growing list of fixes for the 12V-2x6 connector melting issues. Meanwhile, reports of the connector melting keep piling up, including on Hardware Unboxed's RTX 5090 and even on cards running lower power limits. These accessories are more of a safety net than a fix for the connector itself, and there's no word on whether NVIDIA plans to revise this connector anytime soon.
Sources:
Super Flower, via Videocardz
As for the protection part, each alert needs to hold for 10 seconds before it fires. Between 9.5 A and 12 A on any line, or if two lines drift more than 6 A apart, the LED turns orange and the buzzer starts beeping. Past 12 A, it flashes red with a continuous tone for 180 seconds, stays solid red for another 15, and then triggers "VGA Black Screen Protection." That mode stays active even if the current settles. Super Flower doesn't say how the black screen works or whether power is cut, and simply advises shutting down and checking the cables. That part can be a bit unreliable, but it's safe to assume that most users will suspect something is wrong if the screen blacks out for a significant bit of time.
24 Comments on Super Flower's 12V-2x6 OCP Dongle Watches Every Pin, Blacks Out Your Screen on Overcurrent
Also, 180 SECONDS over 12A?
Super Flower is a PSU manufacturer and can't figure out how to regulate power in their own devices (supply-side)?
Instead they have to beep and buzz and flash your screen while you're in the shower and your card is smoking?
Instead, that "OCP Dongle" circuitry should be inside the PSU and adjusting V/A automatically when such imbalances are detected. If they wanna put a beeper/buzzer on that, fine, NP. Optionally, they could also add thermal probes to each end of their supplied 12+4pin cables and adjust V/A that way as well. LOL, they could market it as "The World's First AI Smart PSU" and make a killing. :P
Why is everyone so dang lazy these days???
It's way too high for way too long. Anything over 9A signals a severe issue.12V2X6 and 12VHPWR combines all pins into a 12V blob. I have not seen anyone split the pins into a separate rail so I assume it's likely not in the spec. This means the only way to measure and correct per pin is inline between the PSU and GPU.
Mind you, I don't really think tackling the issue on the PSU side is the right idea. The issue at hand is that amps per pin is too high on the GPU end. Even if the PSU has perfect output it still has to go through two 12V2X6 connectors and the thin cable itself. It's not a guarantee that the issues would stop and they'd be breaking spec to do so. This is the reason why typically the device receiving the power is the one to regulate it, it removes the question of the impact of middle men in the chain.
Additionally a connector-embedded thermal probe could be used to actuate the same protections on a thermal basis - no need to modify the receptacle on either side - just the cable and 2 extra thin wires. It might look something like this:
As long as the plugs are as useless as these have been then the problem stays unfixed. It's a lottery every purchase.
Remind me again why we scoff at homeopathy and its peddlars...
either that, or superflower is the ODM making this breakout box.
I refuse to believe that the female side can't be adjust so that contact isn't an issue.
8 pin PCIe are 3x 12v, this is what, 4x 12v??? Max is 432W then.
If people were comfortable with soldering cpus/gpus or whatever it was on their motherboards back in the 90s whatever, start a movement who care to replace the dumb connector.