Company: SCE-PL
Filing Date: 2025-03-13
Form Type: 424B5
Source: 0001193125-25-053812
Chunk: 0

Company: SOUTHERN CALIFORNIA EDISON Co
Filing Date: 2025-03-13
Form: 424B5
Chunk 0
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Filed Pursuant to Rule 424(b)(5)
Registration No. 333-281011 PROSPECTUS SUPPLEMENT (To Prospectus dated July 25, 2024) Southern California Edison Company $850,000,000 5.25% First and Refunding Mortgage Bonds, Series 2025C, Due 2030 $650,000,000 6.20% First and Refunding Mortgage Bonds, Series 2025D, Due 2055 We are offering $850,000,000 principal amount of our 5.25% First and Refunding Mortgage Bonds, Series 2025C, due 2030 (the “Series 2025C Bonds”) and $650,000,000 principal amount of our 6.20% First and Refunding Mortgage Bonds, Series 2025D, due 2055 (the “Series 2025D Bonds”). We refer to the Series 2025C Bonds and the Series 2025D Bonds together in this prospectus supplement as the “bonds.” We will pay interest on the bonds semi-annually on March 15 and September 15 of each year, beginning on September 15, 2025. The Series 2025C Bonds will bear interest at the rate of 5.25% per year and will mature on March 15, 2030. The Series 2025D Bonds will bear interest at the rate of 6.20% per year and will mature on September 15, 2055. We may at our option redeem some or all of the 2025C Bonds and/or the 2025D Bonds at any time. The redemption prices are discussed under the caption “Certain Terms of the Bonds—Optional Redemption.” The bonds will be senior secured obligations of our company and will rank equally with all of our other senior secured indebtedness from time to time outstanding. Investing in the bonds involves risks. See “ Risk Factors” beginning on page S-7and the risk factors included in our Annual Report on Form 10-Kfor the year ended December 31, 2024. Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or determined if this prospectus supplement or the related prospectus is truthful or complete. Any representation to the contrary is a criminal offense.

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