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EXHIBIT 31.2

SARBANES-OXLEY SECTION 302 CERTIFICATION

I, Jennifer A. Thompson, Chief Financial Officer of Winland Electronics, Inc.,
certify that:

1.I have reviewed this report on Form 10-QSB of Winland Electronics, Inc.;

2.Based on my knowledge, this report does not contain any untrue statement of
a material fact or omit to state a material fact necessary to make the
statements made, in light of the circumstances under which such statements were
made, not misleading with respect to the period covered by this report;

3.Based on my knowledge, the financial statements, and other financial
information included in this report, fairly present in all material respects
the financial condition, results of operations and cash flows of the small
business issuer as of, and for, the periods presented in this report;

4.The small business issuers other certifying officer and I are responsible
for establishing and maintaining disclosure controls and procedures (as defined
in Exchange Act Rules 13a-15(e) and 15d-15(e)) for the small business issuer
and have:



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| | a) Designed such disclosure controls and procedures, or caused such
disclosure controls and procedures to be designed under our supervision,
to ensure that material information relating to the small business
issuer, including its consolidated subsidiaries, is made known to us by
others within those entities, particularly during the period in which
this report is being prepared;



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| | b) Evaluated the effectiveness of the small business issuers disclosure
controls and procedures as of the end of the period covered by this
report based on such evaluation; and



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| | c) Disclosed in this report any change in the small business issuers
most recent fiscal quarter (the small business issuers fourth fiscal
quarter in the case of an annual report) that has materially affected, or
is reasonably likely to materially affect, the small business issuers
internal control over financial reporting; and

5.The small business issuers other certifying officer and I have disclosed,
based on our most recent evaluation of internal control over financial
reporting, to the small business issuers auditors and the audit committee of
small business issuers board of directors (or persons performing the
equivalent functions):



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| | a) All significant deficiencies and material weaknesses in the design or
operation of internal control over financial reporting which are
reasonably likely to adversely affect the small business issuers ability
to record, process, summarize and report financial information; and



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| | b) Any fraud, whether or not material, that involves management or other
employees who have a significant role in the small business issuers
internal control over financial reporting.

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|Date: August 5, 2003 |  | /s/ Jennifer A. Thompson
|                     |  | Jennifer A. Thompson    
|                     |  | Chief Financial Officer