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  <div style="FONT-SIZE: 14pt; FONT-FAMILY: 'Times New Roman', Times, serif; FONT-WEIGHT: bold; TEXT-ALIGN: center">UNITED STATES</div>
  
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  <div style="FONT-SIZE: 14pt; FONT-FAMILY: 'Times New Roman', Times, serif; FONT-WEIGHT: bold; TEXT-ALIGN: center">FORM 8-K</div>
  
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; FONT-WEIGHT: bold; TEXT-ALIGN: center">CURRENT REPORT</div>
  
  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; FONT-WEIGHT: bold; TEXT-ALIGN: center">PURSUANT TO SECTION 13 OR 15(d) OF THE</div>
  
  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; FONT-WEIGHT: bold; TEXT-ALIGN: center">SECURITIES EXCHANGE ACT OF 1934</div>
  
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: center">Date of report (Date of earliest event reported):&#160;&#160;February 21, 2019</div>
  
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; FONT-WEIGHT: bold; TEXT-ALIGN: center">BEL FUSE INC.</div>
  
  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: center">(Exact Name of Registrant as Specified in its Charter)</div>
  
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: center">(State&#160;of&#160; incorporation)</div>
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: center">(I.R.S.&#160;Employer&#160;Identification&#160;No.)</div>
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: center">206 Van Vorst Street, Jersey City, New Jersey</div>
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: center">Registrant's telephone number, including area code:&#160; (201) 432-0463</div>
  
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: justify">Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):</div>
  
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: justify">[<font style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font>]<font style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font>Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</div>
  
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: justify">[<font style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font>]<font style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font>Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</div>
  
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: justify">[<font style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font>]<font style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font>Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act<font style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif">&#160;&#160;</font>(17 CFR 240.14d-2(b))</div>
  
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: justify">[<font style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font>]<font style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font>Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</div>
  
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: justify">Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (&#167;230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (&#167;240.12b-2 of this chapter).</div>
  
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: justify; TEXT-INDENT: 18pt">Emerging growth company <font style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif">&#9744;</font></div>
  
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: justify; TEXT-INDENT: 18pt">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. <font style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif">&#9744;</font></div>
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  <div style="MARGIN-BOTTOM: 8pt; FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; FONT-WEIGHT: bold; TEXT-ALIGN: left">ITEM 2.02.&#160; RESULTS OF OPERATIONS AND FINANCIAL CONDITION.</div>
  
  <div style="MARGIN-BOTTOM: 8pt; FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: justify">On&#160;February 21, 2019, Bel Fuse Inc. (the "Company") issued a press release regarding results for the three months and year ended&#160;December 31, 2018. A copy of this press release is being furnished as Exhibit 99.1 to this Current Report on Form 8-K.</div>
  
  <div style="MARGIN-BOTTOM: 8pt; FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: justify">In accordance with General Instruction B.2 of Form 8-K, the information in Item 2.02 of this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such a filing.</div>
  
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  <div style="MARGIN-BOTTOM: 8pt; FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; FONT-WEIGHT: bold; TEXT-ALIGN: left">ITEM 9.01.&#160;&#160; FINANCIAL STATEMENTS AND EXHIBITS.</div>
  
  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: left">(d) Exhibits</div>
  
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  <div style="MARGIN-BOTTOM: 8pt; FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: justify">As described in Item 2.02&#160;of this Report, the following Exhibit is furnished as part of this Current Report on Form 8-K:</div>
  
  <div style="MARGIN-BOTTOM: 8pt; FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: justify">99.1&#160;&#160; Press Release of Bel Fuse Inc. dated&#160;February 21, 2019, related to the financial results of the Company for the&#160;three months and year ended&#160;December 31, 2018.</div>
  
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  <div style="MARGIN-BOTTOM: 3pt; FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: left; MARGIN-TOP: 3pt">Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.</div>
  
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: center">Date:&#160;&#160;February 21, 2019</div>
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: left">&#160;BEL FUSE INC.</div>
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: left">&#160;(Registrant)</div>
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: left">&#160;/s/Daniel Bernstein</div>
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  <div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: left">Daniel Bernstein</div>
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  <td style="WIDTH: 46.03%; VERTICAL-ALIGN: top">Press release issued by the Company, dated&#160;February 21, 2019, related to the financial results of the Company for the&#160;three months and year ended&#160;December 31, 2018.</td>
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metadata_filer: {"company-data": {"conformed-name": "BEL FUSE INC /NJ", "cik": "0000729580", "assigned-sic": "3677", "irs-number": "221463699", "state-of-incorporation": "NJ", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "000-11676", "film-number": "19620643"}, "business-address": {"street1": "206 VAN VORST ST.", "city": "JERSEY CITY", "state": "NJ", "zip": "07302", "phone": "2014320463"}, "mail-address": {"street1": "206 VAN VORST ST.", "city": "JERSEY CITY", "state": "NJ", "zip": "07302"}}
text: UNITED STATES
  SECURITIES AND EXCHANGE COMMISSION
  Washington, D.C. 20549
  FORM 8-K
  CURRENT REPORT
  PURSUANT TO SECTION 13 OR 15(d) OF THE
  SECURITIES EXCHANGE ACT OF 1934
  Date of report (Date of earliest event reported):  February 21, 2019
  BEL FUSE INC.
  (Exact Name of Registrant as Specified in its Charter)
  NEW JERSEY
  0-11676
  22-1463699
  (State of  incorporation)
  (Commission File Number)
  (I.R.S. Employer Identification No.)
  206 Van Vorst Street, Jersey City, New Jersey
  07302
  (Address of principal executive offices)
  (Zip Code)
  Registrant's telephone number, including area code:  (201) 432-0463
  Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):
  [
  ]
  Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
  [
  ]
  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
  [
  ]
  Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act
  (17 CFR 240.14d-2(b))
  [
  ]
  Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
  Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
  Emerging growth company
  ☐
  If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.
  ☐
  ITEM 2.02.  RESULTS OF OPERATIONS AND FINANCIAL CONDITION.
  On February 21, 2019, Bel Fuse Inc. (the "Company") issued a press release regarding results for the three months and year ended December 31, 2018. A copy of this press release is being furnished as Exhibit 99.1 to this Current Report on Form 8-K.
  In accordance with General Instruction B.2 of Form 8-K, the information in Item 2.02 of this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such a filing.
  ITEM 9.01.   FINANCIAL STATEMENTS AND EXHIBITS.
  (d) Exhibits
  As described in Item 2.02 of this Report, the following Exhibit is furnished as part of this Current Report on Form 8-K:
  99.1   Press Release of Bel Fuse Inc. dated February 21, 2019, related to the financial results of the Company for the three months and year ended December 31, 2018.
  SIGNATURE
  Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
  Date:  February 21, 2019
  BEL FUSE INC.
  (Registrant)
  By:
  /s/Daniel Bernstein
  Daniel Bernstein
  President and Chief Executive Officer
  EXHIBIT INDEX
  Exhibit No.
  Description
  99.1
  Press release issued by the Company, dated February 21, 2019, related to the financial results of the Company for the three months and year ended December 31, 2018.