Shuguang Rectifier Tube 274B Replaces 5Z3PJ/5U4G Vacuum Tube With One Year Warranty

Thanks for coming to our store Note: this price=1pcs Buy 2pcs 4pcs 8pcs=precise pairing (matching group). No parameter drift Regarding the matching, all of our tubes are matched in the factory production workshop. The matching is accurate (not all tubes have been matched). We have the conditions and advantages to match multiple tubes (four, eight, ten) according to customer needs. The parameters of the two tubes are the same) The 274B produced by Shuguang is a high-performance rectifier tube. It adopts a special cathodic electrophoresis proce. The surface is smooth and firm and has sufficient emiion current. The ultra-high vacuum exhaust machine is used to exhaust it for a long time. The vacuum in the tube is It is more than 100 times higher than 5U4G. At the same time, it adopts the method of high-preure long-training to improve the stability of the whole . The anti-peak voltage of the tube can reach more than 850V, and the output DC current is as high as 150MA. It will not cause ignition under high voltage. It is an ideal rectifier tube and can be used as the rectifier of tube amplifier. Precise matching (matching), no parameter drift. Shipped after rigorous testing. One year warranty Note: (Please don't think it is a or shoddy product after receiving the tube).

About shipping
Shipping and Packaging All items will be double checked and well packed before sending.Items will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer). 

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