OCC Silver Dart Graphene Insulated  Power Cable
SKU: 84608272067

OCC Silver Dart Graphene Insulated Power Cable

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Description

OCC Silver Dart Graphene Insulated Power CableThe OCC Silver Dart is the culmination of 3 years development and testing using our H Wound stranding technique on large gauge conductors coupled with our newly developed Graphene doped conductive dielectric. Utilizing our H Wound stranding each power core is guaranteed Zero Strand Loss during assembly as the final horizontal silver OCC layer not only allows for perfect pitch across the conductors but also acts as a barrier layers to prevent fallen or

The OCC Silver Dart is the culmination of 3 years development and testing using our H-Wound™ stranding technique on large gauge conductors coupled with our newly developed Graphene doped conductive dielectric.  Utilizing our H-Wound™ stranding each power core is guaranteed “Zero Strand Loss” during assembly as the final horizontal silver OCC layer not only allows for perfect pitch across the conductors but also acts as a barrier layers to prevent fallen or clipped strands during the assembly process. What this means is 100% identical cores before they are secured in our Audiophile Grade power connectors.

The Silver Dart’s OCC conductors are Cryo-Treated before extrusion and then undergo our thermal cleaning process to remove any external dirt, oils, and drawing residue from the conductor surface. This high voltage cleaning also puts a continuous voltage through the cable giving the Dart a sound and performance of a cable, which has been run-in for many months.

Our newly developed “Graphene Doped Dielectric Shield ” adds one more additional layer of shielding to our cable, which is lightweight, further reduces EMI and RFI without choking out the power distribution, which can happen, by adding additional braiding.

Silver Dart also uses our spaced layer “cable in cable” technique insulating this cable to an overall diameter of 23mm using a power cable inside a power cable design that is uniquely our own and adding it’s signature sound.  

The optimal pairing for Dart are large power amplifiers, tube amps, and high power flow components, mono-blocks and wall to IEC power bars and conditioners.

The performance of the Dart is unrestricted, raw power transfer without adding coloration to your components while protecting and enhancing the true performance of your equipment.

Excerpt from Novo Hi-Fi review

The 1.5m Silver Dart™ power cord I reviewed had a gorgeous snakeskin-silver outer jacket. The cable’s 1.25 inches thick and it’s as stiff as a Keanu Reeves monologue. Be forewarned: you’ll need at least 18” inches of space behind any component to plug this power cord in. Although it isn’t too heavy, this PC’s also difficult to rotate along its torsional axis.

An electrical anomaly known as the “skin effect” occurs when electrons move through any solid core wire. Higher frequencies travel along the outside (the skin) of the conductor faster than midrange and lower echelon frequencies. This results in hazy PRaT, muddled instrumental timbres, and an unnatural sound.

 To negate the skin effect, Zavfino’s patented H-Wound™process twists thin silver stranded wire tightly around thicker central OCC copper (Cu) solid-core conductors. They refer to this construction as a ‘cable within a cable’ and claim that it achieves “perfect pitch”and superior PRaT.

Instead of only using a copper (Cu) braid or a Mylar wrap as a dielectric shield, Zavfino extrudes a ‘graphene’cover over a Mylar shield/drain to insulate the Silver Dartfrom EMI and RFI.Graphene is an allotrope of carbon which, at the molecular level, forms a two dimensional hexagonal lattice in which one atom forms each vertex. It’s the basic structural element of various other allotropes, including graphite and charcoal.

Noise is to audiophiles what toenail fungus is to lesbian shoe enthusiasts: a hell-spawned thing to be feared and loathed like the black plague. The Dart’sgraphene dielectric shield rejects EMI and RFI noise like an Amish tech-support rep ignores phone calls; it just ain’t gettin’ through.

Graphene is the strongest material ever tested. Its tensile strength is about 200 times greater than that of the strongest known steels. It is also the best conductor of electricity yet known. Studies have proven electron mobility through graphene at values exceeding 15,000 cm²·V-¹·s-¹. These physical qualities are what make it so valuable to audio applications.

Most cables using OCC metals take months to burn-in. Zavfino cryo-treats and pre-burns all of their conductors beforethe insulation is extruded over the conductors. They claim that their patented Ultra Sonic 7™process creates a unique break-in effect that sounds like the cables have had 40 hours of current run through them.

One thing is clear: Zavfino has invested more R&D into the Silver Dartthan the US put into their space program in the 1980s. This power cord uses a half-dozen new technologies which, in theory, should improve its sound quality. So… how does it sound?

No matter what component I plugged it into, the OCC Silver Dart brought an organic warmth, textured resolution, and incisive musical insight into Octoberthat raised the listening experience from merely hearing the music, to being thoroughly involved with the songs on an emotional level.

 Saxon’s Wheels of Steel:

Released in 1980, Saxon’s landmark Wheels of Steelis a vainglorious NWoBHM album. If you like Motörhead or Maiden, you’ll love this hard-charging music.

Showcasing roaring songs like “Motorcycle Man”, “747 - Strangers in the Night”, “Freeway Mad”, “See the Light Shining”, “Machine Gun”, and the anthemic title track “Wheels of Steel”, this album kicks like an injection of 100 CCs of nitrous-oxide.

With the Silver Dart, I immediately felt the swaggering command of Biff Byford’s über-confident vocals. The percussive accents from cymbals were detailed without any high-band ringing or artifice. The tone and texture of the twin rhythm guitars was warm and natural sounding. Unlike a lot of posh power cords that make bass notes sound like constipated buffalo farts, the Dartdelivered superb timbral accuracy across the lower frequency registers.

The two main things I want to hear from cables are: one, incisive high-frequency resolution that doesn’t induce ringing fatigue; and two, a palpable richness of texture, tone, and timbre that isn’t slow or coloured. While listening to Wheels of Steel, it occurred to me that the OCC Silver Dartdoes both.

 Conclusion:

Sorry Suave, but I’m keeping the review samples. Why…?Unlike most OCC cables which take months to burn-in, the Silver Dartcreated stellar sound in 24 hours. I’m calling this the “5 minute jeans trick” of audio, because getting any OCC power cable to the heights of musical ecstasy after only a day or two—instead of a month or two—is a rare and wonderful thing.

In my audio systems, the Dartconsistently created a much deeper emotional connection with the music I love. Even on discs I’ve been listening to for decades, this AC cable unveiled layers of sound which I honestly didn’t know existed.

Deep Cryo™ Treatment
All of the conductors used in our cables undergo Deep Cryo™ treatment before the insulation is extruded over the metals. Our research has proven that the conductor—and only the conductor— benefits from cryo-treatment. Materials such as polyvinyl chloride (PVC™), Teflon™, PE, and Silicon™ can all be adversely affected by cold-temperature annealing. Cryo-treating non-conductors and insulating materials can cause them to break down and become brittle.
The purity, size, and molecular structure of each conductor determine the specific temperature within the -186ºC to - a 196ºC range that we cryo-treat it at. Zavfino’s research into cold temperature physics has proven that the absolute lowest temperature is not necessarily the best for cryo-treatment.
This is a two-stage process. In the first stage we draw the bare conductor through a ceramic die into an ultrasonic cleaning chamber that bombards the conductor with multiple ultrasonic frequencies. This emulsification process removes all debris from the surface of the wire down to the molecular level and leaves absolutely zero residues.

UltraSonic 7 High Voltage / Thermal Break-in
This is a two-stage process. In the first stage we draw the bare conductor through a ceramic die into an ultrasonic cleaning chamber that bombards the conductor with multiple ultrasonic frequencies. This emulsification process removes all debris from the surface of the wire down to the molecular level and leaves absolutely zero residues. After each individual wire is processed, we strand it into bundles and then subject the bundles to further treatment. During the second stage of the ultrasonic burn-in, we increase the voltage to a higher level that’s just below the threshold of the conductor. This adjustment in temperature allows us to get a unique “break-in effect” normally associated with cables that have had 30 to 40 hours of signal and/or current run through them.

Zavfino’s H-Wound™ + Zero Strand Loss:
Drawing on more than 18 years of manufacturing experience, Zavfino has developed a remarkable new technique for twisting stranded wire tightly around a central solid-core conductor. An electrical phenomenon commonly known as the “skin effect” occurs when electrons move through any solid core conductor. Higher frequencies travel along the outside (the skin) of the conductor faster than midrange and lower echelon frequencies. This results in smeared PRaT, muddled instrumental timbres, and an unnatural sound. Zavfino’s new H-Wound™ manufacturing technique negates the skin effect. Originally developed by OEMs Siemens and Klangfilm, Zavfino uses a customized transformer wire-stranding machine. We further modified the gears in this machinery to create windings at a slower RPM ratio with a much tighter pitch. This patented manufacturing process enables us to twist the wiring at the tightest pitch possible without overlapping the wire strands. Most wire-stranding machines can only fabricate windings up to a maximum of 300 twists per meter. Setting the bar far higher, Zavfino’s patented H-Wound™ cable winding machine creates a pitch rate of 14,000 to 16,000 twists per meter; which is unmatched by any other audiophile cable maker. Zavfino’s new Zero Strand Loss™ manufacturing technique protects the bundled conductors from being damaged during stripping and termination. By ensuring that each core has zero chipped, cut, or mangled strands, we can guarantee that each insulated core is 100% identical. For audiophiles, the sonic results of tighter windings and Zero Strand Loss™ conductors are cables with quieter backgrounds, remarkable timbral accuracy, lifelike PRaT, jaw dropping mid-range resolution, and superior low frequency extension. Our new H-Wound™ stranding technology allows us to protect the delicate electrical signal being transferred through our cables. Combined with Zavfino’s state of the art manufacturing techniques, our precision matched OCC Copper (Cu) and Silver (Ag) conductors used in the Silver Dart™ A/C power cord bring an unequalled purity and honesty to all forms of music. The results are previously unheard details, finesse, and accuracy across the frequency spectrum.

SPECIFICATION
● OCC Silver /OCC  Copper conductor
● H-Wound™ Fine Pitch Construction
● 10AWG/Core (3X10AWG) (H-Wound™) 16,000 Twists/Meter
● HDPE Insulation
● Deep Cryo Treated before extrusion
● Cable -in- Cable design
● Ultra-Sonic 7™ Cleaning burn-in process
● Graphene  Dielectric & Shield
● Spaced layer suspension  extrusion 6.0 mm
● Anti-static multi weave direct braid jacket,
● High Density EVA Vibration cuffs
● Connectors: 24k gold plated IEC, 24k gold plated USA
● Diameter 24.0 mm/Custom lengths on request
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    Exchange/Return Notes
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    • Final sale items are not eligible for returns or exchanges.
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    SKU: 84608272067

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    4.5 ★★★★★
    Based on 2060 reviews
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    Verified Purchase
    Tommy
    Lexington, US
    ★★★★★ 5
    Works great (quick test)
    Just got this and tested and works great I attached to my MacBook with Ethernet and had a solid connection I tested my steam deck by plugging in Ethernet then adding HDMI then adding power and everything worked as it was plugged in I tested my Nintendo switch even though it clearly states it's not supported and it did not work at all. Even the power pass through did nothing. This is not even remotely a problem since it was advertised as such but I figured it was with a try and worth noting
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on May 31, 2026
    K
    Verified Purchase
    kunoh
    Draper, US
    ★★★★★ 4
    Despite some caveats; this is a versatile hub
    The Anker 555 8-in-1 USB-C Hub is a good buy if you’re looking for a hub from a reputable brand. I use it with an M1 Macbook Air, and it has been reliable so far. This hub has the following ports: 1 USB-C data port, 1 USB-C Power Delivery Port, 2 USB-A data ports, 1 HDMI port, an Ethernet port, and a microSD/SD card reader. Charging, PD (Power Delivery): To keep my Macbook charging, I connect a PD (Power Delivery) capable cable to the USB-C port meant for PD. (The other USB-C Port on this hub is meant only for data.) Once connected, the hub will eventually become warm to the touch, but this hasn’t caused any problems so far. Video Performance - no problems in 1440p I can connect my 1440p 144hz monitor to this hub’s HDMI port and my Macbook Air has no problem outputting a refresh speed of 144hz, as well the lower refresh rates of 120hz and 60hz. (I do not have a 4k monitor, so I could not test that.) USB-A Ports - works flawlessly I’ve tried keyboards, USB Drives, and even gaming Mice. All of these devices work as expected when connected to the USB-A Ports. Ethernet - Excellent speed I've connect this hub using an Ethernet cable to Gigabit speed Internet. The speed is just as fast as other computers on the network, and there is no slowdown at all, even with most of the ports on the hub being used. Gaming Keyboards with USB-C connectors - some issues. Some peripherals such as keyboards with USB-C connectors may not work on the USB-C ports on this hub. I tried using a Glorious GMMK Mechanical Keyboard and it did not work with this hub’s USB-C ports. (Of course you could try to simply use a USB-C to USB-A adaptor and then connect via the other USB ports on the hub instead.) Extension Cable - Use a Thunderbolt 4 cable Although this is totally optional, I like to use a small, 6-inch USB-C Extension cable to allow this hub to have more slack away from my laptop when connected. To allow this to work, I had to use a Thunderbolt 4 extension cable. I've tried other cables such as a Thunderbolt 3 extension cable. However, some of the attached devices on the hub were not recognized. Only the the Thunderbolt 4 extension cable allowed all my attached devices to be recognized. Other devices I have successfully connected an external SSD via the USB-C data port on this hub. I also regularly use an external DAC using the USB-A ports connecting to an IFI HIP DAC. Both of these devices work perfectly with this hub. Data transfer speed is rated at 10Gbs, though I haven't actually confirmed that. It works well enough for my purposes of transferring text documents and the occasional batch of vacation photos to my external SSD. Conclusion This hub from Anker is rated at 10Gbs which is plenty for me. But if you regularly transfer large amounts of data (like for video editing), I would instead recommend a powered docking station such as those from CalDigit. But for me, this portable hub does everything I need, and for much less money.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on January 28, 2023
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    Verified Purchase
    SamCat
    San Leandro, US
    ★★★★★ 5
    Almost perfect, could use one more USB-C Gen 2 port and a metal case instead of plastic.
    Never really had any problems with Anker gear, I've come to trust the brand name. This little hub is almost perfect for use with my 2019 MacBook Pro, but where Anker really dropped the ball is by not adding one more USB-C port. I mean, there's two, but if one is dedicated to power devices only that doesn't really leave much room for expansion by only giving you one extra, I mean they were thoughtful enough to give you two USB-A ports. I do like that the USB-C and two USB-A ports are version 3.2 Gen 2 rated for up to 10Gbps transfer speeds versus Gen 1 at 5Gbps. The plastic casing does get hot, not sure if aluminum metal would be any better, but it would feel nicer, plastic just feels cheap. Also, a dark case with dark letter printing doesn't work because you can't see the writing, should have used lighter letter coloring. Otherwise, solid performer. I'll keep it along with my other one because having two hubs with a laptop is convenient so I don't have to always haul a hub around from place to place. PROS: • 1 USB-C port version 3.2 Gen 2 rated up to 10Gbps. • 2 USB-A ports version 3.2 Gen 2 rated up to 10Gbps. • Also includes, HDMI, Ethernet, SD and micro SD card ports. CONS: • Plastic casing, gets hot. • Should have one more USB-C port. • Port description lettering is too dark, gets lost against dark case color, should have used white or silver lettering instead. • No audio port.
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    Reviewed in the United States on May 7, 2024
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    Verified Purchase
    Mares by the Bay
    Fort Morgan, US
    ★★★★★ 5
    It WORKS! I'm Back at Work. Thx to Apple for support and Amazon for fast delivery
    I am thrilled to report that the Anker USB C Hub with Ethernet fixed a dire problem that nailed me when I switched from my maybe-20 year old dying wired Apple Extended Keyboard to the Macally keyboard comparable (with USB-C connection). I have a 2023 MacBook Pro 14", a lovely workhorse, with 3 USB-C/Thunderbolt ports, a MagSafe power port and an HDMI port (with, it turned out, limited ability to handle UHD displays, so useless for my desk setup). It turned out my old Dockteck hub with ethernet didn't have thunderbolt capable USB-C ports, so my new MacAlly keyboard connected to that hub stopped working. On top of that, as I swapped with my Logi webcam, it also required a trickle of power the Dockteck hub didn't provide. As soon as I figured out what the issue was, I read up on several multiport adapters with ethernet, and it seemed that either I would be stuck purchasing WAY more than I needed, adding another bulky (annoying!) device on my desk surface and costing me close to $200. This seemed crazy, so I called Apple Store support. The only Apple Store multiport adapter was useless to me (and also $80) because, of all weird things, it had only ONE USB-C/Thunderbolt compatible port among 8--most ports were legacy. (Ugly too, just saying folks don't HAVE to make devices ugly!) The Apple Store rep, in one of those brilliant customer rep incidents, understood quickly the challenge, said Apple Store didn't have anything that would work for me, but SHE KNEW SOMEONE (ta-da! better than AI!) who would know and could recommend. Three minutes later she said this Anker device would work. I had it in hand by 6pm same day. So this is not just a rave for a solution that WORKS, but also a thank you to the great support from Apple to get me back to work fast. And Amazon for getting the item to me fast too!
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on April 20, 2026
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    Verified Purchase
    Chris
    San Leandro, US
    ★★★★★ 5
    Great as long as you know its limitations; runs warm; monitor settings may need to be changed
    I reluctantly gave up MagSafe and joined the USB-C future when my employer issued me a new 2019 16" MacBook Pro. Searching for a way to connect my various peripherals I settled on this hub as a reasonable way to connect a 4K display, pass power from the laptop charger (albeit not the full 96W; macOS reports 79W after hub losses—good enough most of the time), connect 1GigE, and provide a few spare USB ports and occasionally-used SD card slots. I've learned a few things: A port that looks like USB-C does not pass video unless it is a "Thunderbolt" port (look for the lightning bolt logo, apparently); connecting a USB-C-to-mini-DisplayPort adapter to the USB-C port on this hub did not allow my monitor to work. Lesson learned. The HDMI port did work, and did pass 4K@60Hz, but only after I adjusted my monitor settings. At first I was convinced either my HDMI cable or this hub were defective, because macOS would only allow me to select 4K@30Hz. I have an LG 4K display, and from reading forums, one must enable 60Hz in the on-screen display menu before the monitor will tell the computer it is capable of displaying 60Hz video. For my monitor, that meant changing "Ratio" in "Quick Settings" to "Original" (it defaulted to "Wide", with a separate configuration for each port), as well as turning on "HDMI ULTRA HD Deep Color" from "Picture" -> "Picture Adjust." After I changed those two settings, 60Hz was not available until I unplugged the HDMI cable from the hub and plugged it in again. After that I had buttery smooth 4K video at 60Hz. The hub works as advertised, at least for my configuration. The 1GigE port works well, and is equivalent to a direct USB-C to Ethernet adapter I tried. It does run warm to the touch as other reviewers have reported. That's not problematic, but I'd prefer it pass the missing 17W to the laptop rather than dissipate it as heat. Time will tell how well the hub holds up, but for now I'm happy. In summary: if you have a new Mac this hub will likely work for you, though you may need to adjust your monitor settings.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on September 1, 2020

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