WINTER UPDATE, after a long while, one last set of these nice NOS units has surfaced : Study Exhibit photos below to see ACTUAL units. They are beautiful. are the  premium sealed oil types, NOS WE 287A from the best era, all 4pcs are close in date, from the late 1960s/early 70s production. And, some of the last few from a 40 year stock, now almost all gone -- if you need them -- be sure to grab them while here -- after these, they will be seldom seen in such beautiful, matched condition. 

All matched 4pcs, a QUAD set ...  nice NOS early units .... genuine over 46 years old!  They are NOS/NIB oil capacitors from Western Electric tube audio equipment, the Bell System  ---  absolutely beautiful letters and shinny original grey paint, just a few nicks and blemishes from storage, they look great, test as new and the paint feels nice (see Exhibit A,C,D,E) They're very old and rare these days -- jump on them if you need the best oil caps!  This is a matched & tested set, nicest you'll see anywhere.  Study exhibit (B) to see an actual unit(s) and under HV & ESR test (no leaks), all 4pcs. They include original correct, brass mounting hardware.

 Great looking, NICE paint (see exhibit B,C,D,E), only a few extremely minor nicks, rubs & scrapes from storage over the last 40 + years.  Perfect for amplifiers, preamplifiers and crossovers.  They have tested at FULL operating 400 volts on Sencore tester. All (4) WORKING great , thoroughly checked out and found to be PERFECT - no leaks, low ESR, and verified 4uf capacity ! These are good sounding, timeless quality, and craftsmanship, they are the best caps that can be purchased -- for any amount of money -- because of this, they'll continue to appreciate year by year. These exact Western Electric oil caps are sought after by audiophiles world over... Buy them and you'll own for a lifetime.  

See reports (Exhibit B,C,D,E). These are the sealed terminal / bakelite lug / hook end type that all tube amp DiY builders want -- because they will last forever, withstand punishingly high voltage (WE ratings very conservative)  and the sound is known to be wonderful, pefect for all vintage power supplies and single ended, push-pull amps / preamps, and sought after -- the perfect value for many speaker crossovers. These are the real thing, with all the legendary quality and durability of genuine oil caps  --- they may outlast our children. These are some of the last NOS old units to be found in the USA. Stored carefully for many years. Very rare now and you won't see again and you cannot find them elsewhere in such throughly tested and nice condition (NOS). 

These are very rare nowadays. 

This QUAD set will sell very quickly. Buy now to avoid a bidder's war.  

Useful in many ways for your vintage audio projects...and the original WECO sound. Cherished by amp & preamp builders all over the world. Excellent for crossover / speaker projects where audio quality is crucial.   Very difficult to find in MINT Condition and completely tested. Includes original brass WECO mounting hardware (see exhibit B). 

GUARANTEED NO DOA.  All 100% happy customers, see our feedback for testimonials.  Double box packing. Fast overseas dispatch.