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                                  UNITED STATES                  SEC FILE NUMBER
                       SECURITIES AND EXCHANGE COMMISSION           000-51859
                             Washington, D.C. 20549              ---------------
                                                                   CUSIP NUMBER
                                   FORM 12b-25                      285835104

                           NOTIFICATION OF LATE FILING

(Check one):   [X] Form 10-K [ ] Form 20-F [ ] Form 11-K [ ] Form 10-Q
               [ ] Form 10-D [ ] Form N-SAR [ ] Form N-CSR
               For Period Ended: December 31, 2007
               [ ] Transition Report on Form 10-K
               [ ] Transition Report on Form 20-F
               [ ] Transition Report on Form 11-K
               [ ] Transition Report on Form 10-Q
               [ ] Transition Report on Form N-SAR
               For the Transition Period Ended: ________________________________

Nothing in this form shall be construed to imply that the Commission has
verified any information contained herein.

If the notification relates to a portion of the filing checked above, identify
the Item(s) to which the notification relates:

________________________________________________________________________________

PART I - REGISTRANT INFORMATION

Electronic Sensor Technology, Inc.
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Full Name of Registrant

1077 Business Center Circle
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Address of Principal Executive Office (Street and Number)

Newbury Park, California 91320
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City, State and Zip Code

PART II - RULES 12b-25(b) AND (c)

If the subject report could not be filed without unreasonable effort or expense
and the registrant seeks relief pursuant to Rule 12b-25(b), the following should
be completed. (Check box if appropriate)

     (a)  The reason described in reasonable detail in Part III of this form
          could not be eliminated without unreasonable effort or expense;

     (b)  The subject annual report, semi-annual report, transition report on
          Form 10-K, Form 20-F, Form 11-K, Form N-SAR or Form N-CSR, or portion
[X]       thereof, will be filed on or before the fifteenth calendar day
          following the prescribed due date; or the subject quarterly report or
          transition report on Form 10-Q or subject distribution report on Form
          10-D, or portion thereof, will be filed on or before the fifth
          calendar day following the prescribed due date; and

     (c)  The accountant's statement or other exhibit required by Rule 12b-25(c)
          has been attached if applicable.

PART III - NARRATIVE

State below in reasonable detail why Forms 10-K, 20-F, 11-K, 10-Q, 10-D, N-SAR,
N-CSR, or the transition report or portion thereof, could not be filed within
the prescribed time period.

Electronic Sensor Technology, Inc. has been unable to complete the preparation
and assimilation of information required for its annual report on Form 10-KSB
for the period ended December 31, 2007 by the prescribed due date therefor
without unreasonable effort and expense due to the timing of certain events and
transactions and the unavailability of certain information related thereto that
may materially affect the disclosure to be contained in the annual report.
Electronic Sensor Technology, Inc. will file its annual report on Form 10-KSB by
the fifteenth calendar day following the required filing date, as permitted by
Rule 12b-25.

PART IV - OTHER INFORMATION

     (1)  Name and telephone number of person to contact in regard to this
          notification

          Philip Yee                   (805)                       480-1994
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            (Name)                  (Area Code)               (Telephone Number)

     (2)  Have all other periodic reports required under Section 13 or 15(d) of
          the Securities Exchange Act of 1934 or Section 30 of the Investment
          Company Act of 1940 during the preceding 12 months or for such shorter
          period that the registrant was required to file such report(s) been
          filed ? If answer is no, identify report(s). Yes [X] No [ ]

     (3)  Is it anticipated that any significant change in results of operations
          from the corresponding period for the last fiscal year will be
          reflected by the earnings statements to be included in the subject
          report or portion thereof ? Yes [ ] No [X]

          If so, attach an explanation of the anticipated change, both
          narratively and quantitatively, and, if appropriate, state the reasons
          why a reasonable estimate of the results cannot be made.

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                       Electronic Sensor Technology, Inc.
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                  (Name of Registrant as Specified in Charter)

has caused this notification to be signed on its behalf by the undersigned
hereunto duly authorized.


Date: March 31, 2008                            By /s/ Philip Yee
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                                                Philip Yee, Secretary, Treasurer
                                                 and Chief Financial Officer