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Auxiliary Boards for JBL 4300 Series 4-way Models

Auxiliary Boards for JBL 4300 Series 4-way Models

Regular price $49.99 USD
Regular price Sale price $49.99 USD
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Not a standalone product!

Pair of auxiliary boards for adding full-passive capability to a system that is already configured with the Bi-amp Board Set.

The auxiliary boards are not to be used with the 4340, 4350, and 4355 models, as these are bi-amp only systems.

The auxiliary boards are included with the Full Board Set.

Supported Models



2mm thickness for extra rigidity under the weight of the heavy crossover components

2oz copper plating for high ampacity and low trace resistance

Leaded HASL finish

Clearance holes for zip ties to hold inductors in place


12.75" x 9.25"

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