Vintage Jefferson Ignition Transformer Neon Sign Ballast 120Vac to 7500Vac For Sale
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Vintage Jefferson Ignition Transformer Neon Sign Ballast 120Vac to 7500Vac:
This is a vintage Jefferson Electric Ignition Transformer # 638-201-015 , tag reads Type: single spark 120vac Pri, 60Hz , Cap. 175Va . Sec 7500V ac 20Ma one end ground . Has a ground wing nut terminal and a Porcelain Insulator for the Secondary Hot output terminal with a thumb screw . Used , in great working condition , worked great would throw a great arc . We used it for years on a portable propane heater for the pilot ignitor , have since switched it to a battery style . Would work great for building a Jacobbs ladder or Tesla coil project or great vintage Neon Sign ballast . It measures about 6 1/2" long 5" wide 4" tall and that is without the terminals .