※There is a TELEFUNKEN ECC803S, but the printing was determined to be CV4004 based on the structure. The plate is not a box type, only one side of the rib plate is caulked. Sold in 1 bottle, ECC83/M8137 equivalent tube, measured value 36 (rejected value 32) with replacement box ※The measured value indicates the gM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: replacement box