Annular Series
The SH Series is an annular-style thermoelectric cooler. The hot and cold side ceramics have a circular hole in the center to accommodate light protrusion for optics, mechanical fastening or temperature probe. The RH Series is an annular thermoelectric cooler that is round in shape. The hot and cold side ceramics have a circular hole in the center to accommodate light protrusion for optics, mechanical fastening or temperature probe. This product line is available in multiple configurations and geometric shapes. The SH Series is designed for higher current and larger heat-pumping applications.

* If the thermoelectric cooler with your required finishing and sealing options is not available from the list below, use either the [Request Quote] button or [Contact Tech Support] button for ordering options.