QuickLinks
 -- Click here to rapidly navigate through this document

 
 

Exhibit 4.1    
    



	NO.               	 	TC ACQUISITION CORP.	 	               UNIT(S)
	CUSIP NO. 89468P 20 1	 	Incorporated under the Laws of the State of Delaware	 	 




UNIT(S) CONSISTING OF ONE SHARE OF COMMON STOCK AND

TWO WARRANTS EACH TO PURCHASE ONE SHARE OF COMMON STOCK 


SEE REVERSE FOR CERTAIN DEFINITIONS  



	THIS CERTIFIES THAT	 	 	 	IS THE OWNER
	OF	 	 	 	UNIT(S).





Each Unit ("Unit") consists of one (1) share of common stock, par value $0.0001 per share ("Common Stock"), of TC Acquisition
Corp., a Delaware corporation (the "Corporation"), and two (2) warrants (the "Warrants"). Each Warrant entitles the holder to purchase one (1) share of Common Stock for $5.00 per share
(subject to adjustment). The Common Stock and Warrants comprising the Units represented by this certificate are not transferable separately until the 20th trading day after the earlier to occur of the
expiration of the underwriter's option to purchase up to 900,000 additional units to cover over-allotments and the exercise in full by the underwriters of such option. The terms of the
Warrants are governed by a Warrant Agreement, dated as of            , 2006 (the "Warrant Agreement"), between the Corporation and Continental Stock Transfer & Trust Company, as
Warrant
Agent, and are subject to the terms and provisions contained therein, all of which terms and provisions the holder of this certificate consents to by acceptance hereof. Copies of the Warrant Agreement
are on file at the office of the Warrant Agent at 17 Battery Place, 8th Floor, New York, NY 10004, and are available to any Warrant holder on written request and without cost. This
certificate is not valid unless countersigned by the Transfer Agent and registered by the Registrar of the Corporation.


WITNESS the seal of the Corporation and the facsimile signature of its duly authorized officers.



	Dated:                              ,
2006	 	 	 	 
	

	
 	

TC Acquisition Corp.	
 	


	Secretary	 	CORPORATE SEAL

2005

DELAWARE	 	Chief Executive Officer
	

 Transfer Agent	
 	

 	
 	

 










        The following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though they were written out in
full according to applicable laws or regulations: 



	TEN COM	as tenants in common	Unif Gift Min Act—	                  	 	Custodian	                  
	TEN ENT	tenants by the entireties	 	(Cust)	 	 	(Minor)
	JT TEN	as joint tenants with right of survivorship	 	Under Uniform Gifts to Minors
	 	and not as tenants in common	 	Act:
                                    
	 	 	 	(State)        




Additional
abbreviations may also be used though not in the above list. 


TC Acquisition Corp.  


        The Corporation will furnish without charge to each stockholder who so requests the powers, designations, preferences and relative, participating, option or other
special rights of each class of stock or series thereof of the Corporation and the qualifications, limitations, or restrictions of such preferences and/or rights. This certificate and the Units
represented hereby are issued and shall be held subject to the terms and conditions applicable to the securities underlying and comprising the Units. 



For Value Received,
                                     hereby sell, assign and
transfer unto  



	 
	 	 

	
 PLEASE INSERT SOCIAL SECURITY OR OTHER

IDENTIFYING NUMBER OF ASSIGNEE	 	 
	

 (PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS, INCLUDING ZIP CODE, OF ASSIGNEE)





Units represented by the within Certificate, and do hereby irrevocably constitute and
appoint                        Attorney, to transfer the said Units on the books of the within
named Corporation with full power of substitution in the premises.



	Dated	 	 	By:	 
	 	
	 	 	

	 	 	 	NOTICE: THE SIGNATURE TO THIS ASSIGNMENT MUST CORRESPOND WITH THE NAME AS WRITTEN UPON THE FACE OF THE CERTIFICATE IN EVERY PARTICULAR, WITHOUT ALTERATION OR ENLARGEMENT OR ANY CHANGE WHATEVER.
	

Signature(s) Guaranteed:	
 	

 	

 
	

By:	

 	
 	

 	

 
	 	
	 	 	 
	THE SIGNATURE(S) SHOULD BE GUARANTEED BY AN ELIGIBLE GUARANTOR INSTITUTION (BANKS, STOCKBROKERS, SAVINGS AND LOAN ASSOCIATIONS AND CREDIT UNIONS WITH MEMBERSHIP IN AN APPROVED SIGNATURE GUARANTEE MEDALLION
PROGRAM, PURSUANT TO S.E.C. RULE 17Ad-15).	 	 	 













QuickLinks



Exhibit 4.1