Massive Passive Retube Kit Version C
This tube replacement kit is only for Manley MASSIVE PASSIVE Stereo Equalizers with the MANLEY POWER® SMPS power supplies. These units are easily identified by having the red illuminated push button power switch, not the black rotary knob power switch. This retube kit is for serial numbers MSMPX3061 and up. Includes (2x) 5751 tubes for GAIN, and (4x) 6922 tubes for interstage and output drivers. Be aware that some tube brands are subject to change over time and may not match the pictures shown. We always supply what we are using in current production following the best performing tubes of what is currently available in world supply.