4x New Genalex Gold Lion Kt88 Gec 6550 Power Vacuum Tubes, Matched Quad Tested For Sale

Brand New in Original Packaging

4x Genalex Gold Lion KT88 (Matched Quad)

YEN AUDIOTested and GuaranteedSM


This sale is for aMATCHED QUAD(4 tubes) ofnew vacuum tubes in theirOriginal Retail Box. Every tube we sell istestedby ourTested and GuaranteedSM(TAG)program for defects and measured individually to meet or exceed its original factory specifications before it is carefully packaged for shipment.If you are looking for a different tube chances are we have it in our extensive inventory, be sure to visit theYen Audio storeto browse our huge selection of vacuum tubes and related accessories including our high quality tube dampers and tube boxes.


Tested and GuaranteedSM(TAG):

At Yen Audio we believe you deserve the simplepeace of mind of knowingthat the tubes you purchase from us will function properly when installed. Through theTested and Guaranteed(TAG)program, we have developed a thorough and strict testing procedure to inspect each tube for defects such as gas leaks, shorts, open filaments and measure the mutual / trans-conductance level to meet or exceed each tube's original factory specifications. We discard any tube that failed any of the aforementioned tests and we do not sell used tubes. Our calibrated mil-spec Hickok TV7-B/U and Maxi digital testers ensures a high level of accuracy and reliability. Each tube also comes with an unconditional30 day guarantee; should you desire to return the tube for any reason (or for no reason at all!); simply return the product to us for a refund of the purchase price or exchange for another tube; it's your choice!

Shipping and Handling:

Domestic shipping to USA is typically via USPS and includes delivery confirmation and full insurance. International packages weighting under 4 pounds are shipped via USPS International First Class Mail and do not include tracking; International packages weighting over 4 pounds are shipped via USPS International Priority Mail and includes full tracking and insurance. Take advantage of the available combined shipping discounts when you purchase more than one item at a time. Please contact us if you require other carrier options, we are happy to assist you!

About Yen Audio:

Yen Audio is run by passionate musicians and audiophiles based in one of the largest vacuum tube inventories in the American Southwest. Our simple commitment to our valued customers is to treat you as we like to be treated ourselves and to ONLY stock items we consider good enough for use in our own systems. By combining our extensive expertise in electronics and tube-based equipment with our comprehensive inventory, we strive to bring the best value and service experience to our customers. We like to see our customers happy. If you have any questions or comments please feel free to contact us, we are always happy to hear from you!



Thanks for Looking and Happy offerding!


Link to our Store:Yen Audio store


4x New Genalex Gold Lion Kt88 Gec 6550 Power Vacuum Tubes, Matched Quad Tested

This item has been shown times.

Buy Now

4x New Genalex Gold Lion Kt88 Gec 6550 Power Vacuum Tubes, Matched Quad Tested:
$184




1961 Vintage Pair Of Mullard El34 / 6ca7 Xf1 B1f1 & B1f4 Blackburn Tubes - Cool picture
1961 Vintage Pair Of Mullard El34 / 6ca7 Xf1 B1f1 & B1f4 Blackburn Tubes - Cool


1960s Sylvania 6dj8/ecc88 (e88cc 6922)vintage Stereo Headphone Amp Tube Nos Nib picture
1960s Sylvania 6dj8/ecc88 (e88cc 6922)vintage Stereo Headphone Amp Tube Nos Nib


2x 13p1s Tubes For Low Voltage Amplifiers 1960'x Nib Nos Same Codes picture
2x 13p1s Tubes For Low Voltage Amplifiers 1960'x Nib Nos Same Codes


4x 13p1s Tubes For Low Voltage Amplifiers 1960'x Nib Nos Same Codes picture
4x 13p1s Tubes For Low Voltage Amplifiers 1960'x Nib Nos Same Codes


 Eitel Mccullough 450-th Vt-108 Ham Radio Transmitting Vacuum Tube picture
Eitel Mccullough 450-th Vt-108 Ham Radio Transmitting Vacuum Tube


Ge 12ay7 Pair Nos Tubes, Matched, Grey Plates, Halo Getter, Tv-7 Tested 6072 picture
Ge 12ay7 Pair Nos Tubes, Matched, Grey Plates, Halo Getter, Tv-7 Tested 6072


4 X Itt Lorenz Cv 492 Tube picture
4 X Itt Lorenz Cv 492 Tube


Pair Type 76 St Used Rca Be Radio Vacuum Tubes Tv7@nos picture
Pair Type 76 St Used Rca Be Radio Vacuum Tubes Tv7@nos


Trio Used 227 Rca Radiotron + Cunningham Radio Vacuum Tubes Tv7 Match picture
Trio Used 227 Rca Radiotron + Cunningham Radio Vacuum Tubes Tv7 Match


Pair 80 St Used Rca Radio Rectifier Vacuum Tubes Tv7@nos picture
Pair 80 St Used Rca Radio Rectifier Vacuum Tubes Tv7@nos


Follow Us!