HOUSTON, Nov. 13, 2012 /PRNewswire/ -- Spectra Energy Partners, LP (NYSE: SEP) (the "Partnership") today announced it has commenced, subject to market conditions, an underwritten public offering of approximately 4,750,000 of its common units representing limited partner interests. The Partnership also intends to grant the underwriters a 30-day option to purchase up to approximately 712,500 additional common units. (Logo: http://photos.prnewswire.com/prnh/20071107/CLW064) The Partnership intends to use the net proceeds, as well as the net proceeds from any exercise of the underwriters' over-allotment option, for funding capital expenditures and acquisitions. Pending such use, the net proceeds of this offering will be held as cash or invested in short-term securities, or a combination of both. Wells Fargo Securities, Citigroup, Deutsche Bank Securities, UBS Investment Bank, and Credit Suisse will act as joint book running managers for the offering. The offering is being made only by means of a prospectus supplement and accompanying base prospectus. A copy of the preliminary prospectus supplement and the accompanying base prospectus for the offering may be obtained from: Wells Fargo Securities Attn: Equity Syndicate Dept. 375 Park Avenue New York, New York 10152 Telephone: 800-326-5897Email: firstname.lastname@example.org Citigroupc/o Broadridge Financial Solutions1155 Long Island Avenue Edgewood, NY 11717Telephone: 800-831-9146 Deutsche Bank SecuritiesAttn.: Prospectus Group 60 Wall Street New York, NY 10005-2836Email: prospectus.CPDG@db.com Telephone: 800-503-4611 UBS Investment BankAttn: Prospectus Department299 Park Avenue New York, New York 10171Telephone: 888-827-7275 Credit SuisseProspectus Department One Madison Avenue New York, NY 10010-3629, USATelephone: 1-800-221-1037 An electronic copy of the preliminary prospectus supplement and the accompanying base prospectus are available from the Securities and Exchange Commission's (SEC) Web site at http://www.sec.gov. The common units are being offered pursuant to an effective shelf registration statement the Partnership previously filed with the SEC.