Mueller AccuTherm plate heat exchanger with approximately 55 plates (2 ends, the rest flow - a mix of high and low theta) for parts or repair.

Model AT4 C-20.
Mild steel frame.
Coolant in/out 1" MPT
Product in/out 1.5" Tri Clamp
Multi pass (assuming you add a couple plates)
No gaskets

Email me if you want pics or further info or to purchase. Asking $400 OBO plus shipping.

joel at strandbrewing dot com

cheers,
joel