{"id":2269,"date":"2026-06-11T03:25:12","date_gmt":"2026-06-11T03:25:12","guid":{"rendered":"https:\/\/www.hongtengdaparts.com\/?post_type=product&p=2269"},"modified":"2026-06-11T03:25:12","modified_gmt":"2026-06-11T03:25:12","slug":"electrovanne-komatsu-20y-60-32120-20y-60-32121-pour-pc200-7-pc360-7-pc400-7-pc450-7","status":"publish","type":"product","link":"https:\/\/www.hongtengdaparts.com\/fr\/product\/komatsu-solenoid-valve-20y-60-32120-20y-60-32121-for-pc200-7-pc360-7-pc400-7-pc450-7\/","title":{"rendered":"\u00c9lectrovanne Komatsu 20Y-60-32120 \/ 20Y-60-32121 \u2013 Pour PC200-7, PC360-7, PC400-7, PC450-7"},"content":{"rendered":"

1. The \u201c20-Minute Diagnosis\u201d \u2013 How to Confirm Your Solenoid Valve Has Failed<\/span><\/h3>\n

A stuck or shorted solenoid can mimic a hydraulic pump failure, a stuck spool, or an electrical gremlin. Before you replace expensive parts, run this quick test.<\/span><\/p>\n

Symptoms that point to this solenoid (not something else):<\/span><\/strong><\/p>\n

\n\n\n\n\n\n\n\n\n
Sympt\u00f4me<\/span><\/th>\nWhat Machine Does<\/span><\/th>\nLikely Cause<\/span><\/th>\n<\/tr>\n<\/thead>\n
No hydraulic pilot pressure<\/span><\/strong><\/td>\nMachine won\u2019t move or operate attachments<\/span><\/td>\nSolenoid not energizing \u2013 no pilot oil<\/span><\/td>\n<\/tr>\n
Intermittent operation<\/span><\/strong><\/td>\nJoysticks work, then stop, then work<\/span><\/td>\nWorn coil (opens when hot)<\/span><\/td>\n<\/tr>\n
Machine stuck in one speed<\/span><\/strong><\/td>\nTravel slow or rabbit mode unavailable<\/span><\/td>\nSolenoid spool stuck in one position<\/span><\/td>\n<\/tr>\n
Error code (mid\u2011palm)<\/span><\/strong><\/td>\nDisplay shows code related to PPC lock or travel speed<\/span><\/td>\nConfirms solenoid circuit fault<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Quick electrical test (no special tools required):<\/span><\/strong><\/p>\n

    \n
  1. \n

    Unplug the solenoid connector.<\/span><\/p>\n<\/li>\n

  2. \n

    Use a multimeter to measure coil resistance between the two pins.<\/span><\/p>\n

      \n
    • \n

      Good: 10\u201320 ohms (depending on coil temperature)<\/span><\/p>\n<\/li>\n

    • \n

      Short: <1 ohm<\/span><\/p>\n<\/li>\n

    • \n

      Open: infinite (no reading)<\/span><\/p>\n<\/li>\n<\/ul>\n<\/li>\n

    • \n

      If short or open, replace the solenoid.<\/span><\/p>\n<\/li>\n<\/ol>\n

      Quick mechanical test:<\/span><\/strong><\/p>\n

        \n
      • \n

        Apply 12V directly to the solenoid (from a battery). You should hear a\u00a0<\/span>click<\/span><\/strong>\u00a0and feel the plunger move. No click = bad.<\/span><\/p>\n<\/li>\n<\/ul>\n

        2. These Five Machines Share the Same Part \u2013 But Watch the Mounting<\/span><\/h3>\n

        The solenoid 20Y-60-32120 \/ 20Y-60-32121 is used across multiple Komatsu PC models, but mounting orientation can differ.<\/span><\/p>\n

        \n\n\n\n\n\n\n\n\n\n
        Mod\u00e8le<\/span><\/th>\nTypical Location<\/span><\/th>\nNotes<\/span><\/th>\n<\/tr>\n<\/thead>\n
        PC200-7<\/span><\/td>\nMain control valve top (PPC lock)<\/span><\/td>\nVertical mount<\/span><\/td>\n<\/tr>\n
        PC360-7<\/span><\/td>\nMain control valve side (travel speed)<\/span><\/td>\nHorizontal mount<\/span><\/td>\n<\/tr>\n
        PC400-7<\/span><\/td>\nPilot filter base<\/span><\/td>\n45\u00b0 angle<\/span><\/td>\n<\/tr>\n
        PC450-7<\/span><\/td>\nSame as PC400-7<\/span><\/td>\nInterchangeable<\/span><\/td>\n<\/tr>\n
        PC300-7<\/span><\/td>\nAlso compatible<\/span><\/td>\nCheck harness length<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

        Our solenoid works in all orientations<\/span><\/strong>\u00a0\u2013 the coil is sealed and the spool is symmetrical. The difference is the\u00a0<\/span>harness connector position<\/span><\/strong>. We include a 90\u00b0 adapter (free) that rotates the plug to clear obstacles.<\/span><\/p>\n

        3. The \u201cBundle\u201d That Saves a Second Trip \u2013 What Else to Buy<\/span><\/h3>\n

        When one solenoid fails, the others nearby are often close to failure. We recommend preventive replacement of the full set on the same valve bank.<\/span><\/p>\n

        \n\n\n\n\n\n\n\n\n
        Composant<\/span><\/th>\nNum\u00e9ro de pi\u00e8ce<\/span><\/th>\nWhen to Replace<\/span><\/th>\n<\/tr>\n<\/thead>\n
        Solenoid (this one)<\/span><\/td>\n20Y-60-32120 \/ 32121<\/span><\/td>\nD\u00e9faillant ou toutes les 8 000 heures<\/span><\/td>\n<\/tr>\n
        Queue de raccordement du faisceau (en option)<\/span><\/td>\n20Y-60-32122<\/span><\/td>\nSi les broches du connecteur sont corrod\u00e9es<\/span><\/td>\n<\/tr>\n
        Filtre pilote<\/span><\/td>\n07063-50050<\/span><\/td>\nToujours avec \u00e9lectrovanne \u2013 un filtre obstru\u00e9 d\u00e9truit les \u00e9lectrovannes<\/span><\/td>\n<\/tr>\n
        Kit de joints toriques (montage sur vanne)<\/span><\/td>\n07000-12020<\/span><\/td>\nFuites apr\u00e8s d\u00e9montage<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

        Nous offrons une remise \u201c kit complet \u201d<\/span><\/strong>\u00a0si vous commandez ensemble l\u2019\u00e9lectrovanne + le filtre + les joints toriques. Demandez un devis.<\/span><\/p>\n

        4. Installation en 10 \u00e9tapes \u2013 Aucun outil sp\u00e9cial requis<\/span><\/h3>\n
        \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
        \u00c9tape<\/span><\/th>\nAction<\/span><\/th>\nTemps<\/span><\/th>\n<\/tr>\n<\/thead>\n
        1<\/span><\/td>\nCouper le moteur, rel\u00e2cher la pression hydraulique (actionner les joysticks moteur \u00e9teint)<\/span><\/td>\n1 min<\/span><\/td>\n<\/tr>\n
        2<\/span><\/td>\nD\u00e9brancher la borne n\u00e9gative de la batterie<\/span><\/td>\n1 min<\/span><\/td>\n<\/tr>\n
        3<\/span><\/td>\nLocaliser l\u2019\u00e9lectrovanne d\u00e9faillante sur la vanne de commande principale (consulter le manuel de la machine pour l\u2019emplacement)<\/span><\/td>\n5 min<\/span><\/td>\n<\/tr>\n
        4<\/span><\/td>\nNettoyer la zone autour de l\u2019\u00e9lectrovanne pour \u00e9viter l\u2019entr\u00e9e de salet\u00e9s<\/span><\/td>\n2 min<\/span><\/td>\n<\/tr>\n
        5<\/span><\/td>\nD\u00e9brancher le connecteur \u00e9lectrique \u2013 inspecter les broches pour d\u00e9tecter la corrosion<\/span><\/td>\n1 min<\/span><\/td>\n<\/tr>\n
        6<\/span><\/td>\nRetirer les deux boulons de montage (douille de 10 mm ou 12 mm)<\/span><\/td>\n2 min<\/span><\/td>\n<\/tr>\n
        7<\/span><\/td>\nTirer l\u2019\u00e9lectrovanne tout droit \u2013 r\u00e9cup\u00e9rer le joint torique<\/span><\/td>\n1 min<\/span><\/td>\n<\/tr>\n
        8<\/span><\/td>\nInstaller un nouveau joint torique (appliquer une l\u00e9g\u00e8re huile) \u2013 ins\u00e9rer la nouvelle \u00e9lectrovanne<\/span><\/td>\n2 min<\/span><\/td>\n<\/tr>\n
        9<\/span><\/td>\nSerrer les boulons \u00e0 12 Nm (ne pas trop serrer \u2013 corps de vanne en aluminium)<\/span><\/td>\n2 min<\/span><\/td>\n<\/tr>\n
        10<\/span><\/td>\nRebrancher le faisceau, la batterie, d\u00e9marrer le moteur, tester le fonctionnement<\/span><\/td>\n3 min<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

        Temps total :<\/span><\/strong>\u00a020 minutes pour un d\u00e9butant. 10 minutes pour un m\u00e9canicien exp\u00e9riment\u00e9.<\/span><\/p>\n

        5. Cas r\u00e9el \u2013 Une flotte ayant standardis\u00e9 cette \u00e9lectrovanne<\/span><\/h3>\n

        Un entrepreneur minier en Indon\u00e9sie exploite 12 unit\u00e9s de PC400-7. Ils achetaient auparavant des \u00e9lectrovannes aupr\u00e8s de multiples sources \u2013 diff\u00e9rentes marques, diff\u00e9rentes performances. Certaines duraient 3 mois ; d\u2019autres 3 ans. Ils gardaient des \u00e9lectrovannes de rechange de trois types \u2013 un d\u00e9sordre.<\/span><\/p>\n

        Nous leur avons fourni un seul num\u00e9ro de pi\u00e8ce (20Y-60-32120) qui couvre toutes leurs machines. D\u00e9sormais, leur bac \u00e0 pi\u00e8ces contient une seule \u00e9lectrovanne pour toutes. Ils ach\u00e8tent par lots de 20. Leur co\u00fbt moyen a chut\u00e9 de 30\u202f%, et les temps d\u2019arr\u00eat dus aux d\u00e9faillances d\u2019\u00e9lectrovannes ont diminu\u00e9 de 70\u202f%.<\/span><\/p>\n

        Leur responsable d\u2019entrep\u00f4t :<\/span><\/strong>\u00a0<\/span>\u201c Une seule pi\u00e8ce pour tout. Plus de \u2018 est-ce la bonne ? \u2019 Plus de machine en attente de la mauvaise \u00e9lectrovanne. \u201d<\/span><\/em><\/p>\n

        6. Certification CE \u2013 Ce que cela signifie pour vous<\/span><\/h3>\n

        Cette \u00e9lectrovanne porte\u00a0<\/span>le marquage CE<\/span><\/strong> (inclus dans les sp\u00e9cifications). Pour les machines op\u00e9rant dans l\u2019Union europ\u00e9enne ou pour les flottes locatives pouvant traverser les juridictions de l\u2019UE, cela compte.<\/span><\/p>\n

        \n\n\n\n\n\n\n\n\n
        Exigence<\/span><\/th>\nMarqu\u00e9e CE<\/span><\/th>\nNon-CE (rechange typique)<\/span><\/th>\n<\/tr>\n<\/thead>\n
        S\u00e9curit\u00e9 \u00e9lectrique<\/span><\/td>\nCertifi\u00e9e (EN 60947-5-1)<\/span><\/td>\nInconnue<\/span><\/td>\n<\/tr>\n
        Classe d\u2019isolation de la bobine<\/span><\/td>\nF (155\u00b0C)<\/span><\/td>\nG\u00e9n\u00e9ralement inf\u00e9rieure (B ou E)<\/span><\/td>\n<\/tr>\n
        Tol\u00e9rance de tension<\/span><\/td>\n\u00b115\u202f%<\/span><\/td>\n\u00b110\u202f% (peut \u00e9chouer sur batteries faibles)<\/span><\/td>\n<\/tr>\n
        Restrictions d\u2019importation<\/span><\/td>\nAucun probl\u00e8me<\/span><\/td>\nPeut \u00eatre bloqu\u00e9e \u00e0 la douane de l\u2019UE<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

        Notre \u00e9lectrovanne est marqu\u00e9e CE<\/span><\/strong>\u00a0\u2013 clairement estampill\u00e9e sur le corps de la bobine.<\/span><\/p>\n

        7. Sp\u00e9cifications du produit \u2013 En un coup d\u2019\u0153il<\/span><\/h3>\n
        \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
        Param\u00e8tres<\/span><\/th>\nValeur<\/span><\/th>\n<\/tr>\n<\/thead>\n
        Num\u00e9ros de pi\u00e8ce<\/span><\/td>\n20Y-60-32120 \/ 20Y-60-32121 (interchangeables)<\/span><\/td>\n<\/tr>\n
        Type<\/span><\/td>\nMarche\/arr\u00eat, 2 voies, normalement ferm\u00e9 (s\u2019ouvre sous tension)<\/span><\/td>\n<\/tr>\n
        Tension<\/span><\/td>\n12V CC (fonctionne \u00e9galement sur 24V avec r\u00e9sistance ? Non \u2013 utiliser uniquement 12V)<\/span><\/td>\n<\/tr>\n
        R\u00e9sistance de la bobine<\/span><\/td>\n14\u201318 ohms \u00e0 20\u00b0C<\/span><\/td>\n<\/tr>\n
        Consommation \u00e9lectrique<\/span><\/td>\n12 W (nominale)<\/span><\/td>\n<\/tr>\n
        Pression maximale<\/span><\/td>\n35 bar (500 psi) d'huile pilote<\/span><\/td>\n<\/tr>\n
        Raccordement<\/span><\/td>\nDIN 43650 forme A (norme industrielle)<\/span><\/td>\n<\/tr>\n
        Indice de protection<\/span><\/td>\nIP65 (\u00e9tanche \u00e0 la poussi\u00e8re, prot\u00e9g\u00e9 contre les jets d'eau)<\/span><\/td>\n<\/tr>\n
        Inclus<\/span><\/td>\n\u00c9lectrovanne + joint torique + adaptateur de fiche \u00e0 90\u00b0 (gratuit)<\/span><\/td>\n<\/tr>\n
        Poids<\/span><\/td>\n381 g (selon l'annonce Amazon)<\/span><\/td>\n<\/tr>\n
        Dimensions de la bo\u00eete<\/span><\/td>\n13,9 x 7,2 x 7,2 cm<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

        8. Commande et livraison<\/span><\/h3>\n
        \n\n\n\n\n\n\n\n\n\n\n
        Article<\/span><\/th>\nD\u00e9tail<\/span><\/th>\n<\/tr>\n<\/thead>\n
        MOQ<\/span><\/td>\n1 pi\u00e8ce<\/span><\/td>\n<\/tr>\n
        D\u00e9lai de production<\/span><\/td>\n6 \u00e0 8 jours ouvr\u00e9s<\/span><\/td>\n<\/tr>\n
        Emballage<\/span><\/td>\nBo\u00eete en carton + insert en mousse (emballage de vente au d\u00e9tail ASIN B07C7TW1T7)<\/span><\/td>\n<\/tr>\n
        Paiement<\/span><\/td>\nT\/T, XTransfer, PayPal, Western Union<\/span><\/td>\n<\/tr>\n
        Capacit\u00e9 d\u2019approvisionnement<\/span><\/td>\n1 000 pi\u00e8ces\/mois<\/span><\/td>\n<\/tr>\n
        Garantie<\/span><\/td>\n6 mois (br\u00fblure de bobine, grippage du tiroir)<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

        9. Avant de commander \u2013 V\u00e9rification rapide de compatibilit\u00e9<\/span><\/h3>\n

        Nous avons besoin de seulement deux \u00e9l\u00e9ments :<\/span><\/p>\n

          \n
        1. \n

          Num\u00e9ro de s\u00e9rie de la machine<\/span><\/strong>\u00a0(ex. : PC200-7-xxxxx) \u2013 confirme le mod\u00e8le.<\/span><\/p>\n<\/li>\n

        2. \n

          Confirmation de la tension<\/span><\/strong>\u00a0\u2013 La plupart des Komatsu de cette g\u00e9n\u00e9ration utilisent un syst\u00e8me pilote 12 V. Si votre machine est en 24 V (peu probable pour la commande pilote), demandez-nous la version 24 V.<\/span><\/p>\n<\/li>\n<\/ol>\n

          Nous r\u00e9pondrons sous 24 heures.<\/span><\/strong><\/p>\n

          Cessez de deviner \u2013 testez, remplacez, et retournez creuser.<\/span><\/strong><\/p>","protected":false},"excerpt":{"rendered":"\n\n\n\n\n\n\n\n
          Mod\u00e8le applicable<\/b><\/td>\nCes cinq machines partagent la m\u00eame pi\u00e8ce \u2013 Attention au montage<\/td>\n<\/tr>\n
          Num\u00e9ro de pi\u00e8ce<\/b><\/td>\nLe \u00ab Lot \u00bb qui \u00e9vite un second d\u00e9placement \u2013 Que commander d\u2019autre<\/td>\n<\/tr>\n
          Nom<\/b><\/td>\nSolenoid Valve for Komatsu<\/td>\n<\/tr>\n
          Manufacturer<\/b><\/td>\nChine<\/td>\n<\/tr>\n
          Item Package Quantity<\/b><\/td>\n1<\/td>\n<\/tr>\n
          Specifications<\/b><\/td>\nCE<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          Remarque : Les informations d\u2019application fournies sont \u00e0 titre indicatif uniquement. Veuillez confirmer le num\u00e9ro de pi\u00e8ce et le comparer avec l\u2019ancien composant avant d\u2019acheter. Pour toute question, n\u2019h\u00e9sitez pas \u00e0\u00a0nous contacter<\/a>.<\/strong>
          \nIl est judicieux de choisir un produit offrant des performances stables, une fiabilit\u00e9 \u00e9lev\u00e9e, une installation facile et une r\u00e9ponse rapide.<\/strong><\/p>","protected":false},"featured_media":2270,"template":"","meta":[],"product_brand":[],"product_cat":[57],"product_tag":[],"class_list":["post-2269","product","type-product","status-publish","has-post-thumbnail","product_cat-excavator-sensor","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.hongtengdaparts.com\/fr\/wp-json\/wp\/v2\/product\/2269","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hongtengdaparts.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.hongtengdaparts.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hongtengdaparts.com\/fr\/wp-json\/wp\/v2\/media\/2270"}],"wp:attachment":[{"href":"https:\/\/www.hongtengdaparts.com\/fr\/wp-json\/wp\/v2\/media?parent=2269"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.hongtengdaparts.com\/fr\/wp-json\/wp\/v2\/product_brand?post=2269"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.hongtengdaparts.com\/fr\/wp-json\/wp\/v2\/product_cat?post=2269"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.hongtengdaparts.com\/fr\/wp-json\/wp\/v2\/product_tag?post=2269"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}