<PAGE>
Thermo Electron Corporation
81 Wyman Street
Waltham, Massachusetts 02454-9046
July 7, 2000
BY EDGAR AND FACSIMILE (202) 942-9585
Securities and Exchange Commission
450 Fifth Street, N.W.
Judiciary Plaza
Washington, D.C. 20549
Attention: Michael K. Ferraro, Esq.
Re: Thermo Electron Corporation - Merger with Thermo Ecotek Corporation
Registration Statement on Form S-4
File No. 333-36544
Request for Acceleration
------------------------
Ladies and Gentlemen:
Thermo Electron Corporation hereby withdraws the acceleration request
submitted on July 7, 2000 with respect to the above-referenced registration
statement.
Very truly yours,
THERMO ELECTRON CORPORATION
By: /s/ Megan N. Gates
-----------------------
Megan N. Gates
Associate General Counsel