2SC4137-V Original ROHM Transistor - TO-126, AMP Use - Replaces ECG2504, NTE2504

Here's a brand-new, original ROHM 2SC4137 transistor, model 2SC4137-V.

It's a solid choice for audio amp circuits or other general purpose applications.

Housed in a standard TO-126 package, it's a direct cross for popular replacements like the ECG2504 and NTE2504.

This part is fresh stock, so you know you're getting authentic ROHM quality.

Perfect for repairs, replacements, or new builds where you need reliable performance.

The package is just the part itself, new and unused, ready to go.

Whether you're fixing an old amp or working on a new project, this should fit the bill.

It's a straightforward swap with no surprises.