1. P6KE10A/TR13 Substitution Conclusion Through detailed comparison, the P6KE10A/TR13 (YAGEO) can fully substitute for the P6KE10A_R2_00001 (Panjit). Both devices are identical in their core electrical parameters and mechanical package: each is a unidirectional TVS diode with an 8.55V standoff voltage, 14.5V clamping voltage, and 600W peak pulse power, utilizing the DO-204AC (DO-15) axial package. The only quantifiable difference lies in the peak pulse current (Ipp), where the YAGEO part is rated at 42.1A, slightly higher than the Panjit part's 41A. This difference (an increase of approximately 2.7%) means the YAGEO device theoretically offers marginally better current-handling capability when subjected to the same standard surge test waveform. This does not present a barrier to substitution; on the contrary, it provides a marginal gain in critical protection performance. The two parts are directly interchangeable in terms of function, performance, and installation.