Transformer Sliding Regulator (Volt Slider) RSA-5 (Tokyo Rikakou)

This was used by a family when they moved overseas to adjust the voltage for using Japanese home appliances.
? As this has been stored for a long time and we do not have the environment to currently test its operation, it is being sold as-is.

■ Condition
? Operation: The dial on the top rotates smoothly without any sticking.
■ Specifications
? Model Number: RSA-5 (Tokyo Rikakogyo)
? Input: AC100V
? Output: AC 0-130V (Variable)
? Capacity: 500VA (5A)
■ Notes
? This item is sold as-is without confirmed operation.
? Please only purchase if you understand that this is a vintage item or equipment intended for maintenance.
? Due to its weight, it will be securely packaged for shipping.
Supplement
The information that it was used for overseas relocation provides a concrete use case, which can be reassuring for potential buyers.
Robust Japanese-made products from that era (Tokyo Rikakogyo) still have a strong demand among audio enthusiasts and for experimental purposes.

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Recommended for those who want to use Japanese 100V products in 120V regions like North America, or for audio equipment where a slight voltage boost is desired (e.g., 100V to 115V).

?? There are no noticeable scratches, dirt, or rust on the exterior. It has been carefully stored.

The photos show everything that will be included.

Thank you.