Accutronics 4AB3C1B 2 Spring Reverb Tank 

• Replacement Reverb Tank for 4AB3C1B
• Solid, Sturdy Construction
• Long (16 ¾") 2 Spring Unit, Long Decay (2.75-4.0 seconds)
• Input Impedance 8 Ohms, Output Impedance 2250 Ohms
• Input Insulated/Output Grounded
• Horizontal, Open Side Down Mounting Plane
• Made In South Korea

Mainly used in Fender™amps with tube reverb from 1963-1990 such as the

• Princeton Reverb,
• Vibrolux Reverb,
• Deluxe Reverb, Super Reverb,
• Pro Reverb,
• Twin Reverb,
• Quad Reverb,
• Super Six Reverb,
• Vibrosonic Reverb.
• This also includes all reissue equivalents.
• Other compatible amps include
• Fender™ ’63 Reissue Reverb Unit,
• Fender™ Concert II,
• Mesa Boogie™ MK2C plus other models,
• LAB™ Series L5, L7, L9,
• Koch™ Powertone I,
• Ampeg™ VT-40
• Super Rocket SR212,
• B-52™
• AT-100.