Yes.

We value the loyalty of our customers, and in order to protect their investment, we take care to offer upgrade paths for our products.

The ZOTL40 Reference Upgrade Program is designed to offer existing ZOTL40 / ZOTL40 Mk II amplifier customers all the benefits of the new ZOTL40 Reference amplifier at a fraction of the price.

If you are an existing ZOTL40 amplifier owner, we invite you to take advantage of the ZOTL40 Reference Upgrade Program.


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ZOTL40 Reference Amplifier

The latest iteration of LTA's EL34-based amplifier, the ZOTL40 Reference amplifier is an end-game component for guaranteed excellence in any environment.

ZOTL40 Reference Upgrade Program

As a ZOTL40 owner, we want you to have the best possible sound in your system, so we are pleased to offer an upgrade program for you to get all the benefits of the new ZOTL40 Reference at a fraction of the price.


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