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): December 31, 2014

EnerSys

(Exact name of registrant as specified in its charter)

Commission File Number: 1-32253

Delaware	23-3058564
(State or other jurisdiction of incorporation)	(IRS Employer Identification No.)

2366 Bernville Road, Reading, Pennsylvania 19605

(Address of principal executive offices, including zip code)

(610) 208-1991

(Registrant’s telephone number, including area code)

(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:

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 8.01.    Other Events

On December 31, 2014, EnerSys issued a press release announcing that pursuant to the terms of the indenture, the 3.375% Convertible Senior Notes will continue to be convertible from January 1, 2015 until the close of business on the last scheduled trading day immediately preceding the maturity date of June 1, 2038. The press release, attached hereto as Exhibit 99.1, is incorporated by reference.

Item 9.01. Financial Statements and Exhibits

(d) Exhibits

99.1 Press Release, dated December 31, 2014, of EnerSys regarding its 3.375% Convertible Senior Notes.

Signature(s)

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.

		EnerSys
Date: December 31, 2014	By:	/s/ Michael J. Schmidtlein
		Michael J. Schmidtlein
		Senior Vice President Finance & Chief Financial Officer

Exhibit Index

Exhibit No.	Description
EX-99.1	Press Release, dated December 31, 2014, of EnerSys regarding its 3.375% Convertible Senior Notes.