This research develops and tests the consistencies of the relation between supply chain management practices, e-business technologies and operational performance. The data for this research is obtained from 67 companies. The relations proposed in the framework of this research are tested using partial least square analysis. The indings of this research shows the impact of supply chain management practices and e-business technologies have an effect on improvement of operational performance. The analysis also found the existence of interaction effect between SCM practices and e-business technologies, both on operational performance.Keywords: supply chain management practices, e-business technologies, operational performance ABSTRAK Penelitian ini mengembangkan dan menguji konsistensi hubungan antara praktik manajemen rantai pasok (SCM), teknologi e-business dan kinerja operasional. Studi ini mengumpulkan data dari 67 perusahaan. Hubungan yang diajukan dalam kerangka kerja studi ini diuji menggunakan analisis partial least square. Hasil studi ini menunjukkan dampak manajemen SCM dan teknologi e-business terhadap kinerja operasional. Hasil analisis juga menunjukkan keberadaan interaksi efek antara praktik SCM dan teknologi e-business secara bersama-sama terhadap kinerja operasional.Kata kunci : Praktik manajemen rantai pasok, teknologi e-business, kinerja operasional