• Replaces: 4AB3C1B
• Solid, sturdy construction
• Type: Long (2 Spring) tank
• Decay: long decay
• Input: 8 Ω
• Output: 2,250 Ω
• Connectors: Input insulated/output grounded
• Locking: No lock
• Mounting: Horizontal/open side down

Compatible amps include tube reverbs 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. Also includes Fender® ’63 Reissue Reverb Unit, Fender® Concert II, Mesa Boogie® MK2C plus other models, LAB® Series L5, L7, L9, Koch® Powertone I, B-52® AT-100. Also compatible with some speaker-driven, type F, vintage Ampeg® amps such as B12X, B12XY, Echo Jet, Echo Twin.

Made in South Korea.

Questions about reverb tanks? See our tech articles for more information.