Company: SCE-PL
Filing Date: 2025-03-13
Form Type: 424B5
Source: 0001193125-25-053812
Chunk: 19

Company: SOUTHERN CALIFORNIA EDISON Co
Filing Date: 2025-03-13
Form: 424B5
Chunk 19
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 value on the DTC settlement date but will be available in the relevant Clearstream or the Euroclear system cash account only as of the business day following settlement in DTC.

Although DTC, Clearstream and Euroclear have agreed to the foregoing procedures in order to facilitate transfers of debt securities among
participants of DTC, Clearstream and Euroclear, they are under no obligation to perform or continue to perform such procedures and such procedures may be discontinued at any time.

S-15

UNDERWRITING Barclays Capital Inc., Citigroup Global Markets Inc., J.P. Morgan Securities LLC, and MUFG Securities Americas Inc. (collectively, the “Representatives”) are acting as representatives of the underwriters named below and, together with BNP Paribas Securities Corp., SMBC Nikko Securities America, Inc., and TD Securities (USA) LLC, as joint book-running managers of the offering. Subject to the terms and conditions stated in the underwriting agreement dated the date of this prospectus supplement, each underwriter named below has severally, and not jointly, agreed to purchase, and we have agreed to sell to that underwriter, the principal amount of bonds set forth opposite the underwriter’s name.

| Underwriter                         |     | Principal Amount 
 of Series 2025C  
 Bonds to be      
 Purchased        |             |     | Principal Amount 
 of Series 2025D  
 Bonds to be      
 Purchased        |             |
|:------------------------------------|:----|:-----------------|------------:|:----|:-----------------|------------:|
| Barclays Capital Inc.               |     | $                |  97,143,000 |     | $                |  74,286,000 |
| Citigroup Global Markets Inc.       |     | $                |  97,143,000 |     | $                |  74,286,000 |
| J.P. Morgan Securities LLC          |     | $                |  97,143,000 |     | $                |  74,286,000 |
| MUFG Securities Americas Inc.       |     | $                |  97,143,000 |     | $                |  74,286,000 |
| BNP Paribas Securities Corp.        |     | $                |  97,143,000 |     | $                |  74,285,000 |
| SMBC Nikko Securities America, Inc. |     | $                |