Hello All, I have a NOS Heath HV transformer for sale. It's their p/n #54-237. It has a dual primary for 240VAC and an 800V secondary. A .JPG is available on request. The price is $125.00 plus UPS. It weighs ~23 pounds from ZIP code 92835 in Fullerton, CA. Kindly reply direct if interested. Thanks. 73, Marv, W6FR