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Exhibit 31.2

CERTIFICATION

I, Robert M. Barniskis, certify that:



|1. |  | I have reviewed this Form 10-Q of Delphax Technologies Inc.;                                                                                                                                                                                                                                              
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|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;
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|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 registrant as of, and for, the periods presented in this report;                   
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|4. |  | The registrant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
registrant and have:                                                                               



| | 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 registrant, 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 registrants disclosure controls and procedures and
presented in this report our conclusions about the effectiveness of the 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 registrants internal control over financial reporting that
occurred during the registrants most recent fiscal quarter (the registrants fourth fiscal
quarter in the case of an annual report) that has materially affected, or is reasonably likely
to materially affect, the registrants internal control over financial reporting; and



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

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|Date:August 8, 2003 |  | /s/ Robert M. Barniskis                   
|                    |  | Robert M. Barniskis                       
|                    |  | Vice President and Chief Financial Officer