Company: CNLHP
Filing Date: 2025-04-03
Form Type: S-3ASR
Source: 0001104659-25-031685
Chunk: 3

Company: CONNECTICUT LIGHT & POWER CO
Filing Date: 2025-04-03
Form: S-3ASR
Chunk 3
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 time to time offer and sell First and Refunding Mortgage Bonds; NSTAR Electric Company may from time to time offer and sell Debt Securities; and Public Service Company of New Hampshire may from time to time offer and sell First Mortgage Bonds. These securities may be offered and sold in one or more classes or series, separately or together, and in amounts, at prices and on other terms and conditions that will be determined at the time of the offering. Each of The Connecticut Light and Power Company, NSTAR Electric Company and Public Service Company of New Hampshire is doing business as Eversource Energy.

The common shares of Eversource Energy are listed on the New York Stock Exchange under the symbol “ES.” Unless otherwise indicated in a prospectus supplement, the other securities described in this prospectus will not be listed on a national securities exchange.

We will provide specific terms of these offerings and securities in one or more supplements to this prospectus. You should read this prospectus, the information incorporated by reference in this prospectus and any prospectus supplement carefully before you invest. This prospectus may not be used to offer or sell any securities unless accompanied by a prospectus supplement.

Investing in these securities involves certain risks. See “Risk Factors” on page 5and included in any accompanying prospectus supplement and in the documents incorporated by reference in this prospectus or any prospectus supplement for a discussion of the factors you should carefully consider before investing in our securities.

We may offer these securities directly or through underwriters, agents or dealers, or directly to purchasers, on a continuous or delayed basis. The supplements to this prospectus will describe the terms of any particular plan of distribution, including any underwriting arrangements or commissions. See the “Plan of Distribution” section beginning on page 33of this prospectus for more information.

Neither the Securities and Exchange Commission nor any other regulatory body has approved or disapproved of these securities or passed upon the adequacy or accuracy of this prospectus. Any representation to the contrary is a criminal offense.**

#### The date of this prospectus is April 3, 2025.
TABLE OF CONTENTS

TABLE OF CONTENTS PROSPECTUS

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| ABOUT THIS PROSPECTUS                                                            | ​ | ​ | ​    | ​ |  1 | ​ | ​ |
| WHERE YOU CAN FIND MORE INFORMATION                                              | ​ | ​ | ​    | ​ |  1 | ​ | ​ |
| SAFE HARB