{"product_id":"shuguang-274b-tube-electron-tube-replacement-for-5z3pj-5u4g-fit-tube-amplifier-like-new","title":"SHUGUANG 274B TUBE ELECTRON TUBE REPLACEMENT FOR 5Z3PJ 5U4G FIT TUBE AMPLIFIER - Like New","description":"The item in this listing is an Open Box (packaging maybe slightly distressed). The unit powers on with factory settings restored and includes the original accessories. The unit may have some minor cosmetic marks. Product comes with a Minimum 30 days warranty\u003cbr\u003e\u003cbr\u003e• 274B is a high-performance rectifier tube. It adopts a special cathodic electrophoresis process; the surface is smooth and firm and has sufficient emission current\u003cbr\u003e• The vacuum degree in the tube is more than 100 times higher than that of 5U4G. At the same time, it adopts high-pressure refining to improve the stability of the whole tube\u003cbr\u003e• The anti-peak voltage of the tube can reach more than 850V, and the output DC current is 150MA, and it will not be sparked under high voltage\u003cbr\u003e• This is an ideal rectifier tube, which can be used as the rectifier of tube amplifier.\u003cbr\u003e• Shuguang 274B Tube Electron Tube Improved Vacuum Tube Replacement For 5Z3PJ 5U4G Fit Tube Amplifiers\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eMPN: SHUG-274B-1P\u003cbr\u003eUPC: 008678888425","brand":"Shuguang","offers":[{"title":"Default Title","offer_id":48760609472752,"sku":"SHUG-274B-1P","price":73.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1510\/8274\/files\/d8dc99db-f5a4-587f-b417-6d76e35ffc91.webp?v=1769208164","url":"https:\/\/retailking.com\/products\/shuguang-274b-tube-electron-tube-replacement-for-5z3pj-5u4g-fit-tube-amplifier-like-new","provider":"Retailking.com","version":"1.0","type":"link"}