Looking for replacement storm door lock

A home owner from Berwyn , PA says:
We think the lock is made by Papaiz but not sure model numbe?
User submitted photos of a door handle set.
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Tom from SWISCO responded:
Hello! Don't worry about the model number for now. Those can often be unreliable. See our 40-049 instead and carefully look over the dimensions we display for it. If these match up, I think you could use it as a replacement. Let me know!
How to install the Swisco 40-049 Mortise lock set.
How to install the Swisco 40-049 Mortise lock set.
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How to flip a storm door mortise latch.
How to flip a storm door mortise latch.
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