{"id":10846,"date":"2026-07-20T14:21:29","date_gmt":"2026-07-20T14:21:29","guid":{"rendered":"https:\/\/ic-vendor.com\/hf140ff-012-2hsw3\/"},"modified":"2026-07-20T14:21:29","modified_gmt":"2026-07-20T14:21:29","slug":"hf140ff-012-2hsw3","status":"publish","type":"post","link":"https:\/\/ic-vendor.com\/es\/hf140ff-012-2hsw3\/","title":{"rendered":"HF140FF\/012-2HSW3"},"content":{"rendered":"

Productos<\/h2>\n

The HF140FF\/012-2HSW3 from Hongfa is a miniature intermediate power relay featuring 12A contact switching capability, 5kV dielectric strength between coil and contacts, and 2.0mm large contact gap. With a 12VDC coil, 2 Form A (SPST-NO-DM) contact arrangement, plastic sealed construction, and AgSnO2 contact material, this relay is designed for industrial control and household appliance applications requiring high isolation and reliable switching performance.<\/p>\n

Especificaciones<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Coil Voltage<\/td>\n12 VDC<\/td>\n<\/tr>\n
Contact Arrangement<\/td>\n2 Form A (SPST-NO-DM)<\/td>\n<\/tr>\n
Contact Material<\/td>\nAgSnO2<\/td>\n<\/tr>\n
Contact Rating<\/td>\n12A 277VAC \/ 10A 250VAC<\/td>\n<\/tr>\n
Max Switching Voltage<\/td>\n250VAC \/ 30VDC<\/td>\n<\/tr>\n
Max Switching Current<\/td>\n12A<\/td>\n<\/tr>\n
Dielectric Strength (Coil-Contact)<\/td>\n5000VAC 1min<\/td>\n<\/tr>\n
Contact Gap<\/td>\n2.0mm (W type)<\/td>\n<\/tr>\n
Coil Power<\/td>\nApprox. 1.4W (W type)<\/td>\n<\/tr>\n
Coil Resistance<\/td>\n275\u03a9 \u00b110%<\/td>\n<\/tr>\n
Operate Time<\/td>\n\u226415ms<\/td>\n<\/tr>\n
Release Time<\/td>\n\u22645ms<\/td>\n<\/tr>\n
Insulation Resistance<\/td>\n1000M\u03a9 (at 500VDC)<\/td>\n<\/tr>\n
Mechanical Endurance<\/td>\n3\u00d710\u2075 ops (2.0mm gap)<\/td>\n<\/tr>\n
Electrical Endurance<\/td>\n1\u00d710\u2075 ops<\/td>\n<\/tr>\n
Temperatura de funcionamiento<\/td>\n-40\u00b0C to +85\u00b0C<\/td>\n<\/tr>\n
Construction<\/td>\nPlastic Sealed (Wash Tight)<\/td>\n<\/tr>\n
Dimensions<\/td>\n29.0 \u00d7 13.0 \u00d7 26.3 mm<\/td>\n<\/tr>\n
Weight<\/td>\nApprox. 19g<\/td>\n<\/tr>\n<\/table>\n

Caracter\u00edsticas<\/h2>\n
    \n
  • 12A contact switching capability with AgSnO2 contacts<\/li>\n
  • 5kV dielectric strength between coil and contacts<\/li>\n
  • 2.0mm large contact gap for enhanced safety (W type)<\/li>\n
  • Plastic sealed (wash tight) construction<\/li>\n
  • 10kV surge voltage between coil and contacts<\/li>\n
  • UL Class F insulation system available<\/li>\n
  • RoHS compliant<\/li>\n<\/ul>\n

    Aplicaciones<\/h2>\n
      \n
    • Industrial control systems and PLCs<\/li>\n
    • Household appliances and white goods<\/li>\n
    • Power supply switching and isolation<\/li>\n
    • Motor control and heating circuits<\/li>\n
    • Safety-critical applications requiring large contact gap<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The HF140FF\/012-2HSW3 from Hongfa is a miniature intermediate power relay featuring 12A contact switching capability, 5kV dielectric strength between coil and contacts, and 2.0mm large contact gap. With a 12VDC coil, 2 Form A (SPST-NO-DM) contact arrangement, plastic sealed construction, and AgSnO2 contact material, this relay is designed for industrial control and household […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19,13],"tags":[2189],"chip_brand":[308],"class_list":["post-10846","post","type-post","status-publish","format-standard","hentry","category-analog-linear-ics","category-integrated-circuits-ics","tag-hf140ff-012-2hsw3","chip_brand-hongfa"],"acf":{"brief_explanation":"Miniature intermediate power relay, 12VDC coil, 2 Form A, 12A 277VAC, 5kV isolation, 2.0mm contact gap, plastic sealed, AgSnO2","date_code":"","package_case":"DIP-8 (29.0 \u00d7 13.0 \u00d7 26.3 mm)","in_stock":7667,"datasheet":"https:\/\/www.hongfa.cn\/Product\/Detail\/HF140FF_048-2HST","price":"$1.85 @ 1ku","product_introduction":"The HF140FF\/012-2HSW3 from Hongfa is a miniature intermediate power relay with 12VDC coil voltage, 2 Form A contact arrangement, and 12A contact switching capability. Featuring a 2.0mm large contact gap (W type), this relay provides enhanced safety for applications requiring high isolation. The 5kV dielectric strength between coil and contacts, combined with 10kV surge voltage rating, ensures reliable operation in electrically noisy environments. The AgSnO2 contact material offers superior arc erosion resistance, while the plastic sealed (wash tight) construction enables use in harsh industrial environments.","working_principle":"The HF140FF\/012-2HSW3 operates as an electromechanical relay. When 12VDC is applied to the coil, the electromagnetic force generated attracts the armature, which closes the 2 Form A (normally open) contacts through mechanical linkage. The 2.0mm contact gap ensures reliable isolation when the relay is de-energized, meeting enhanced safety requirements for household and industrial applications. When coil voltage is removed, the return spring forces the armature back, opening the contacts. The AgSnO2 contact material provides excellent resistance to arc erosion during make\/break operations, extending electrical endurance to 100,000 operations.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>
      1<\/td>Coil(+)<\/td>Coil<\/td>Coil positive terminal (12VDC)<\/td><\/tr>
      2<\/td>Coil(-)<\/td>Coil<\/td>Coil negative terminal<\/td><\/tr>
      3<\/td>NO1<\/td>Contact<\/td>Normally open contact 1<\/td><\/tr>
      4<\/td>COM1<\/td>Contact<\/td>Common contact 1<\/td><\/tr>
      5<\/td>NO2<\/td>Contact<\/td>Normally open contact 2<\/td><\/tr>
      6<\/td>COM2<\/td>Contact<\/td>Common contact 2<\/td><\/tr><\/table>","application_scenarios":"
      • Industrial control systems requiring high isolation between control and load circuits<\/li>
      • Household appliances with safety requirements for large contact gap<\/li>
      • Power supply switching in medical and industrial equipment<\/li>
      • Motor control circuits in HVAC and home appliances<\/li>
      • Heating and boiler control systems meeting VDE standards<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        Omron<\/td>G2R-2-DC12<\/td>DIP<\/td>2 Form A, 12VDC alternative<\/td><\/tr>
        TE Connectivity<\/td>RT314012F<\/td>DIP<\/td>2 Form A, 12V relay<\/td><\/tr>
        Finder<\/td>40.52.0.12.0000<\/td>DIP<\/td>2 Form A, 12VDC 8A<\/td><\/tr>
        Hongfa<\/td>HF140FF\/012-2ZSWTFG<\/td>DIP<\/td>2 Form C version, same series<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/posts\/10846","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/comments?post=10846"}],"version-history":[{"count":0,"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/posts\/10846\/revisions"}],"wp:attachment":[{"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/media?parent=10846"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/categories?post=10846"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/tags?post=10846"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/chip_brand?post=10846"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}