UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of Report

(Date of earliest event reported)

April 9, 2010

C&D Technologies, Inc.

(Exact name of registrant as specified in its charter)

Registrant’s telephone number, including area code: (215) 619-2700

N/A

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

See “Item 2.03 – Creation of a Direct Financial Obligation or an Obligation Under an Off-Balance Sheet Arrangement of a Registrant” for Amended and Restated Loan and Security Agreement dated as of April 9, 2010 (the “Revolving Loan Agreement”) by and among Wells Fargo Bank, N.A., as successor by merger to Wachovia Bank, N.A., as agent on behalf of the lenders party thereto from time to time, C&D Technologies, Inc. (the “Company”), C&D Charter Holdings, Inc., C&D International Investment Holdings Inc., and C&D Energy Storage, LLC (collectively, the “Guarantors”) and related agreements (the “Revolving Line of Credit Facility”).

As more fully described in Item 2.03, on April 9, 2010, the Company amended and restated its existing bank line of credit evidenced by the Loan and Security Agreement dated as of December 7, 2005, as amended (the “Line of Credit Agreement”) by and among Wachovia Bank, N.A., as agent on behalf of the lenders party thereto, the lenders parties thereto from time to time, the Company and certain of the Company’s subsidiaries.

On April 9, 2010, the Company completed the refinancing of its debt with the closing of the Revolving Line of Credit Facility in the principal amount of $55 million. The Revolving Line of Credit Facility consists of a three-year senior revolving line of credit, maturing on June 6, 2013. The availability under the Revolving Line of Credit Facility is determined by a borrowing base, is secured by a first lien on certain assets and initially bears interest at LIBOR plus 3.00%. There is a LIBOR floor set at 0.75%. As provided under the Revolving Loan Agreement, excess borrowing capacity will be available for future working capital needs.

All borrowings and other obligations under the Revolving Line of Credit Facility are secured by a first priority lien on all of the Company’s personal property, as well as that of the Guarantors, along with certain of its real estate. The Revolving Line of Credit Facility requires the Company to maintain a minimum fixed charge coverage ratio of 1.1:1.0 on a consolidated basis which becomes applicable only if the availability under the Revolving Line of Credit Facility falls below $10 million. The Revolving Loan Agreement contains other customary affirmative and negative covenants including, but not limited to, limitations upon the Company’s ability to:

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The Revolving Loan Agreement contains events of default customary for facilities of this type, including, without limitation:

The description of the provisions of the Revolving Loan Agreement is qualified in its entirety by reference to the full and complete terms set forth in the agreement, a copy of which is filed as an exhibit to this Form 8-K.

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SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

April 15, 2010

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EXHIBIT INDEX

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