KEMET T493 and T497 Series COTS MnO2 Capacitors are designed for the Commercial Off-The-Shelf ( COTS ) requirements of military, aerospace, and medical applications. The surface mount KEMET COTS Capacitors are highly reliable with standard ESR and symmetrical, compliant terminations. The KEMET T493 Series COTS MnO 2 Capacitors ( CWR11 style) are tested with Group A of MIL-PRF-55365 . KEMET 's T497 Series COTS MnO 2 Capacitors are high grade, COTS versions of CWR09 , 19 , and 29 products and were developed using conservative design characteristics to produce a very robust capacitor with low leakage current capabilities. The T497 features 100% thermal shock.