FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
BERTONECHE MARC
  2. Issuer Name and Ticker or Trading Symbol
SUN HYDRAULICS CORP [SNHY]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
1500 WEST UNIVERSITY PARKWAY
3. Date of Earliest Transaction (Month/Day/Year)
06/18/2007
(Street)

SARASOTA, FL 34243
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Units (1) 06/18/2007   A   90.77     (1)   (1) Common Stock 90.77 $ 44.04 3,328.03 D  
Stock Units (1) 06/19/2007   A   47 (2)     (1)   (1) Common Stock 47 $ 21.16 (3) 3,375.03 D  
Stock Units (1) 06/19/2007   A   44 (2)     (1)   (1) Common Stock 44 $ 22.51 (3) 3,419.03 D  
Stock Unit (1) 06/19/2007   A   22 (2)     (1)   (1) Common Stock 22 $ 45.10 (3) 3,441.03 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
BERTONECHE MARC
1500 WEST UNIVERSITY PARKWAY
SARASOTA, FL 34243
  X      

Signatures

 Paul R. Lynch, as Attorney-in-Fact for MARC BERTONECHE   06/20/2007
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Stock Units issued and held for the account of the reporting person under the Amended and Restated 2004 Nonemployee Director Equity and Deferred Compensation Plan. In connection with any distribution to the reporting person under the Plan, Stock Units are payable in shares of common stock on a 1 for 1 basis. The reporting person is fully vested in all Stock Units issued to him and held for his account, and there is no expiration date.
(2) Represents an additional $1,000 worth of common stock units issuable under an amendment to the 2004 Nonemployee Director Equity and Deferred Compensation Plan approved by the Board of Directors in September 2006 regarding compensation of each nonemployee director for each subsequent board meeting (in addition to the $1,500 worth of common stock units otherwise issuable under the plan prior to its amendment), which amendment was subject to shareholder approval at the 2007 annual meeting, as follows: 47 common stock units issuable with respect to the board meeting held on December 9, 2006; 44 common stock units issuable with respect to the board meeting held on March 3, 2007; and 22 common stock units issuable with respect to the board meeting held on June 18, 2007. The amendment to the plan was approved by the shareholders on June 19, 2007.
(3) Based on the average of the high and low sales prices for the stock on the date of the applicable board meeting.

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