{"id":15197,"date":"2025-07-30T13:08:46","date_gmt":"2025-07-30T17:08:46","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-030-3978-connector-0303978\/"},"modified":"2025-07-30T13:08:49","modified_gmt":"2025-07-30T17:08:49","slug":"caterpillar-030-3978-connector-0303978","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-030-3978-connector-0303978\/","title":{"rendered":"CATERPILLAR 030-3978 Connector 0303978"},"content":{"rendered":"

Caterpillar 030-3978 Connector \u2013 OEM-Grade Durability for Heavy Equipment<\/strong><\/p>\n

The Caterpillar 030-3978 Connector is a precision-engineered component designed to meet the rigorous demands of heavy machinery such as articulated dump trucks, asphalt pavers, cold planers, drills, and engine-generator sets. Compatible with models including the 2XW-D350E II, 8PS-D400E II, 9XJ-BG-210B Asphalt Paver, and the ED8-3512B Engine-Generator Set, this connector ensures seamless integration within complex drivetrain and electrical systems. Manufactured using high-grade metallurgy, the connector delivers exceptional resistance to wear, corrosion, and extreme load conditions, making it an indispensable part for maintaining operational reliability.<\/p>\n

Featuring robust construction with precise dimensional tolerances, the 030-3978 Connector supports optimal electrical conductivity and mechanical stability under harsh working environments. Its design facilitates easy installation and secure connections, minimizing downtime and maintenance costs. This Caterpillar OEM part adheres to strict quality standards, guaranteeing compatibility and peak performance across a wide range of Caterpillar heavy equipment. Ideal for professionals seeking durable and efficient spare parts, the connector enhances overall machine longevity and operational efficiency.<\/p>\n

For detailed specifications and to purchase the Caterpillar 030-3978 Connector, visit \ud83d\udd17 Caterpillar 030-3978 Connector product page<\/a>. Ensure your heavy equipment operates at maximum efficiency with this reliable, OEM-quality connector designed for demanding industrial applications.<\/p>","protected":false},"excerpt":{"rendered":"

2XW-D350E II Articulated Dump Truck
\n8PS-D400E II Articulated Dump Truck
\nAPF-D400E II Articulated Dump Truck
\n9XJ-BG-210B Asphalt Paver
\nBCC-MT855 Challenger
\nBDS-MT865 Challenger
\n818-MTC855 Challenger
\n819-MTC865 Challenger
\nNM9-PM310 Cold Planer
\nRH8-PM310 Cold Planer
\nLJ9-PM312 Cold Planer
\nNJX-PM312 Cold Planer
\nJ63-PM313 Cold Planer
\nJHZ-PM313 Cold Planer
\nD9A-MD6200 Drill
\nRKP-MD6200 Drill
\nDN7-MD6250 Drill
\nDN8-MD6250 Drill
\nDLK-MD6310 Drill
\nDLZ-MD6310 Drill
\nRB6-MD6380 Drill
\nED8-3512B Engine – Generator Set
\nYBC-3512B Engine – Generator Set
\nEDG-3516B Engine – Generator Set
\nJDE-3516B Engine – Generator Set
\n9G5-3512B Engine – Generator Set
\nJM3-3512B Engine – Generator Set
\nJM4-3512B Engine – Generator Set
\nLDE-3512B Engine – Generator Set
\nJCN-3516B Engine – Generator Set
\nRWL-3516B Engine – Generator Set
\n9G8-3512B Engine – Generator Set
\nED5-3512B Engine – Generator Set
\nLDF-3512B Engine – Generator Set
\nYBB-3512B Engine – Generator Set
\nDGP-3516B Engine – Generator Set
\nJCH-3516B Engine – Gen<\/p>","protected":false},"featured_media":14996,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[21022],"model_no":[37496,37495,2050,2051,6688,6689,39312,39313,2594,2593,3378,2595,79717,2596,2597,2598,21673,1439,2150,22341,41196,2657,7161,7162,36336,2654,2655,13622,42458,42459,42460,42461,40276,40277,40278,21707,21708,21709,3372],"product_cat":[144],"product_tag":[79693,62744,79697,79698,79694,79714,79695,78818,79696,70268,79692,79691,79705,79707,79708,78702,78726,79710,79712,79703,79713,79704,79715,79716,79701,79702,79699,79709,79700,79706,79711],"class_list":{"0":"post-15197","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-articulated-dump-truck","8":"model_no-37496","9":"model_no-3304b","10":"model_no-2050","11":"model_no-3306b","12":"model_no-3406b","13":"model_no-3406c","14":"model_no-3406e","15":"model_no-39313","16":"model_no-2594","17":"model_no-3508b","18":"model_no-3378","19":"model_no-3512b","20":"model_no-3512b-gens","21":"model_no-3512c","22":"model_no-2597","23":"model_no-3516b","24":"model_no-3516b-gen","25":"model_no-3516c","26":"model_no-2150","27":"model_no-bg-210b","28":"model_no-c280-16","29":"model_no-c32","30":"model_no-d350e-ii","31":"model_no-d400e-ii","32":"model_no-md6200","33":"model_no-md6250","34":"model_no-md6310","35":"model_no-md6380","36":"model_no-mt855","37":"model_no-mt865","38":"model_no-mtc855","39":"model_no-mtc865","40":"model_no-pm310","41":"model_no-pm312","42":"model_no-pm313","43":"model_no-pm3512","44":"model_no-pm3516","45":"model_no-pp3516","46":"model_no-sr4","47":"product_cat-mining","48":"product_tag-030-3978-electrical-connector","49":"product_tag-2xw-d350e-ii-dump-truck-parts","50":"product_tag-818-mtc855-cat-challenger-connector","51":"product_tag-819-mtc865-challenger-parts","52":"product_tag-8ps-d400e-ii-articulated-dump-truck-connector","53":"product_tag-9g5-3512b-engine-generator-parts","54":"product_tag-9xj-bg-210b-asphalt-paver-parts","55":"product_tag-apf-d400e-ii-cat-connector","56":"product_tag-bcc-mt855-challenger-connector","57":"product_tag-bds-mt865-challenger-parts","58":"product_tag-cat-0303978-connector","59":"product_tag-caterpillar-030-3978-connector","60":"product_tag-d9a-md6200-drill-connector","61":"product_tag-dlk-md6310-drill-connector","62":"product_tag-dlz-md6310-cat-drill-parts","63":"product_tag-dn7-md6250-drill-connector","64":"product_tag-dn8-md6250-cat-drill-parts","65":"product_tag-ed8-3512b-engine-generator-parts","66":"product_tag-edg-3516b-engine-generator-parts","67":"product_tag-j63-pm313-cold-planer-connector","68":"product_tag-jde-3516b-cat-engine-generator-connector","69":"product_tag-jhz-pm313-cat-cold-planer-parts","70":"product_tag-jm3-3512b-cat-engine-generator-connector","71":"product_tag-jm4-3512b","72":"product_tag-lj9-pm312-cold-planer-connector","73":"product_tag-njx-pm312-cat-cold-planer-parts","74":"product_tag-nm9-pm310-cold-planer-connector","75":"product_tag-rb6-md6380-drill-connector","76":"product_tag-rh8-pm310-cat-cold-planer-parts","77":"product_tag-rkp-md6200-cat-drill-parts","78":"product_tag-ybc-3512b-cat-engine-generator-connector","80":"first","81":"instock","82":"shipping-taxable","83":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/15197","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/comments?post=15197"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/14996"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=15197"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=15197"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=15197"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=15197"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=15197"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=15197"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}