MATCHED QUAD (4) -RCA Westinghouse beansed 6550 tubes c 1960s original vintage usa NOS

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Original vintage c 1960s RCA (Westinghouse distributes) 6550 matched NOS quartet of the best power tubes ever made. Perfect for your vintage Sunn, Marshall, Ampeg, hifi, boutique, pro audio, or whatever project you need the best tubes ever in.
No issues.

Product Specs

Mint (Used)
6550 tubes
c 1960s

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About The Seller

The Bonfires Vintage
Joined Nov 2013
Portland, OR, United States


Accepted Payment Methods

Shipping Policy

Ships from Portland, OR, United States to:

Continental U.S.
Everywhere Else

All overseas shipments will automatically be insured for a maximum of $499 via USPS. Other services, carriers, and additional insurance are the responsibility and expense of the buyer. Some instruments, especially vintage keyboards, will require regular tuning, calibration and service upon receipt and installation. Routine service should be expected.

Tax Policies

This shop collects taxes in the following regions:

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Return Policy

Return Window

This product can be returned within 3 days of receipt.

General Terms

Items must be returned in original, as-shipped condition with all original packaging and no signs of use. Buyer assumes responsibility for all return shipping costs unless the item was not received as described.


Buyer receives a full refund in their original payment method less any shipping costs and a 10% restocking fee.

Special Conditions

Returns are accepted by prior arrangement only. Items shipped internationally are not eligible for return. Vintage electronics and keyboards, because of their uniquely fragile nature, are not eligible for return. Routine service of internal electrical components is frequently required after shipment. For all returns, shipping fees are non-refundable, and return shipping is the sole responsibility of the buyer. All returns and cancellations are subject to a 10% restocking fee.

The Bonfires Vintage

Portland, OR, United States
Joined: Nov 2013

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