QC-31-1.0-2.5M Peltier module (Quick-Ohm) by Quick-Ohm. Package: 15 x 15 x 4mm white ceramic slab. Leads 2off. 150mm long DownloadQuick-Ohm .pdf QC-31-1.0-2.5M datasheet: Status: NOS (New Old Stock) RoHS compliant: tbc