{"product_id":"lehnhoff-fully-automatic-quick-coupler-sq70v-55v","title":"Lehnhoff Fully Automatic Quick Coupler | SQ70V-55V","description":"\u003cdiv class=\"bhe-collection-content\" id=\"bhe-lehnhoff-sq70v-55v\"\u003e\n  \u003cdiv class=\"bhe-inner\"\u003e\n\n    \u003csection class=\"bhe-hero\"\u003e\n      \u003cdiv class=\"bhe-hero-copy\"\u003e\n        \u003cspan class=\"bhe-eyebrow\"\u003eLehnhoff SQ Quick Couplers\u003c\/span\u003e\n\n        \u003ch2\u003eLehnhoff SQ70V-55V Fully Automatic Quick Coupler\u003c\/h2\u003e\n\n        \u003cp\u003e\n          The Lehnhoff SQ70V-55V fully automatic quick coupler is designed for 18–32 ton excavators operating in demolition, quarry, utility construction, excavation, recycling, and heavy construction applications. Built around the proven Lehnhoff S-standard interface, the SQ70V-55V allows operators to quickly change hydraulic and mechanical attachments directly from the cab while improving machine productivity and reducing downtime.\n        \u003c\/p\u003e\n\n        \u003cp\u003e\n          The SQ70V-55V combines increased coupler width, high-flow hydraulic valve technology, and advanced safety monitoring to support demanding hydraulic attachment applications while maintaining excavator performance and attachment versatility.\n        \u003c\/p\u003e\n\n        \u003cdiv class=\"bhe-btn-row\"\u003e\n\n          \u003ca class=\"bhe-btn bhe-btn-orange\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0584\/6374\/8148\/files\/LehnhoffQuickcoupler-Brochure-English-MTB-US-V2.pdf?v=1778564519\" target=\"_blank\" rel=\"noopener\"\u003e\n            Download Brochure\n          \u003c\/a\u003e\n\n          \u003ca class=\"bhe-btn bhe-btn-green\" href=\"mailto:sales@brownsheavyequipment.com?subject=Lehnhoff%20SQ70V-55V%20Quote%20Request\"\u003e\n            Request a Quote\n          \u003c\/a\u003e\n\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003caside class=\"bhe-hero-panel\"\u003e\n        \u003cdiv class=\"bhe-stat-grid\"\u003e\n\n          \u003cdiv class=\"bhe-stat\"\u003e\n            \u003cstrong\u003e18–32T\u003c\/strong\u003e\n            \u003cspan\u003eRecommended excavator carrier class\u003c\/span\u003e\n          \u003c\/div\u003e\n\n          \u003cdiv class=\"bhe-stat\"\u003e\n            \u003cstrong\u003e705 lb\u003c\/strong\u003e\n            \u003cspan\u003eApproximate coupler operating weight\u003c\/span\u003e\n          \u003c\/div\u003e\n\n          \u003cdiv class=\"bhe-stat\"\u003e\n            \u003cstrong\u003eFully Automatic\u003c\/strong\u003e\n            \u003cspan\u003eHydraulic and mechanical attachment changes directly from the cab\u003c\/span\u003e\n          \u003c\/div\u003e\n\n        \u003c\/div\u003e\n      \u003c\/aside\u003e\n    \u003c\/section\u003e\n\n    \u003csection class=\"bhe-section\"\u003e\n\n      \u003cdiv class=\"bhe-section-header\"\u003e\n\n        \u003ch3\u003eLehnhoff SQ70V-55V Features\u003c\/h3\u003e\n\n        \u003cp\u003e\n          The SQ70V-55V is engineered to improve excavator versatility, hydraulic efficiency, and operator safety for demanding attachment applications.\n        \u003c\/p\u003e\n\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"bhe-grid-2\"\u003e\n\n        \u003cdiv class=\"bhe-card\"\u003e\n\n          \u003ch4\u003eKey Features\u003c\/h4\u003e\n\n          \u003cul class=\"bhe-feature-list\"\u003e\n            \u003cli\u003eFully automatic hydraulic and mechanical attachment changes directly from the operator cab.\u003c\/li\u003e\n            \u003cli\u003eS-standard symmetrical quick coupler system supports multiple attachment positions.\u003c\/li\u003e\n            \u003cli\u003eShort-stroke hydraulic valve technology delivers high oil flow with reduced pressure loss.\u003c\/li\u003e\n            \u003cli\u003eIntegrated Lehnhoff Safety Control (LSC) monitors secure attachment locking status.\u003c\/li\u003e\n            \u003cli\u003eWider coupler design supports larger attachment compatibility.\u003c\/li\u003e\n            \u003cli\u003eProtected hydraulic valve blocks improve durability in harsh jobsite environments.\u003c\/li\u003e\n            \u003cli\u003eSupports fast switching between breakers, grapples, buckets, compactors, shears, and hydraulic tools.\u003c\/li\u003e\n          \u003c\/ul\u003e\n\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"bhe-card\"\u003e\n\n          \u003ch4\u003eBuilt for Heavy-Duty Productivity\u003c\/h4\u003e\n\n          \u003cp\u003e\n            The Lehnhoff SQ70V-55V helps reduce attachment swap downtime while improving excavator utilization throughout demanding workdays. Operators can quickly transition between hydraulic and mechanical attachments without manually handling hydraulic hoses.\n          \u003c\/p\u003e\n\n          \u003cdiv class=\"bhe-btn-row\"\u003e\n\n            \u003ca class=\"bhe-btn bhe-btn-orange\" href=\"tel:18007235460\"\u003e\n              Call (800) 723-5460\n            \u003c\/a\u003e\n\n            \u003ca class=\"bhe-btn bhe-btn-green\" href=\"mailto:sales@brownsheavyequipment.com?subject=Lehnhoff%20SQ70V-55V%20Information\"\u003e\n              Email Sales\n            \u003c\/a\u003e\n\n          \u003c\/div\u003e\n\n        \u003c\/div\u003e\n\n      \u003c\/div\u003e\n\n    \u003c\/section\u003e\n\n    \u003csection class=\"bhe-section\"\u003e\n\n      \u003cdiv class=\"bhe-section-header\"\u003e\n\n        \u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\n        \u003cp\u003e\n          The Lehnhoff SQ70V-55V quick coupler is commonly used on mid-size and larger excavators operating in demanding construction, demolition, and quarry applications where fast attachment changes are critical.\n        \u003c\/p\u003e\n\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"bhe-grid-3\"\u003e\n\n        \u003cdiv class=\"bhe-card bhe-application-card\"\u003e\n          \u003ch4\u003eDemolition\u003c\/h4\u003e\n          \u003cp\u003eQuickly switch between breakers, grapples, pulverizers, buckets, and shears during demolition projects.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"bhe-card bhe-application-card\"\u003e\n          \u003ch4\u003eUtility Construction\u003c\/h4\u003e\n          \u003cp\u003eSupport trenching, underground utility installation, and infrastructure work with multiple attachments.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"bhe-card bhe-application-card\"\u003e\n          \u003ch4\u003eExcavation\u003c\/h4\u003e\n          \u003cp\u003eImprove excavator versatility for grading, trenching, earthmoving, and site development operations.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"bhe-card bhe-application-card\"\u003e\n          \u003ch4\u003eQuarry \u0026amp; Aggregate\u003c\/h4\u003e\n          \u003cp\u003eSupport hydraulic hammer and bucket changes for demanding rock and aggregate applications.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"bhe-card bhe-application-card\"\u003e\n          \u003ch4\u003eRecycling\u003c\/h4\u003e\n          \u003cp\u003eIncrease productivity during material sorting, concrete processing, and scrap handling operations.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"bhe-card bhe-application-card\"\u003e\n          \u003ch4\u003eHeavy Construction\u003c\/h4\u003e\n          \u003cp\u003eReduce machine downtime and improve attachment flexibility across demanding construction projects.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n      \u003c\/div\u003e\n\n    \u003c\/section\u003e\n\n    \u003csection class=\"bhe-section\"\u003e\n\n      \u003cdiv class=\"bhe-section-header\"\u003e\n\n        \u003ch3\u003eLehnhoff SQ70V-55V Specifications\u003c\/h3\u003e\n\n        \u003cp\u003e\n          Compare the core operating specifications for the Lehnhoff SQ70V-55V fully automatic quick coupler.\n        \u003c\/p\u003e\n\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"bhe-table-wrap\"\u003e\n\n        \u003ctable class=\"bhe-spec-table\"\u003e\n\n          \u003cthead\u003e\n            \u003ctr\u003e\n              \u003cth scope=\"col\"\u003eSpecification\u003c\/th\u003e\n              \u003cth scope=\"col\"\u003eSQ70V-55V\u003c\/th\u003e\n            \u003c\/tr\u003e\n          \u003c\/thead\u003e\n\n          \u003ctbody\u003e\n\n            \u003ctr\u003e\n              \u003cth scope=\"row\"\u003eExcavator Class\u003c\/th\u003e\n              \u003ctd\u003e18-32 tons\u003c\/td\u003e\n            \u003c\/tr\u003e\n\n            \u003ctr\u003e\n              \u003cth scope=\"row\"\u003eCoupling Shaft Diameter\u003c\/th\u003e\n              \u003ctd\u003e2.76 in\u003c\/td\u003e\n            \u003c\/tr\u003e\n\n            \u003ctr\u003e\n              \u003cth scope=\"row\"\u003eAxle Distance\u003c\/th\u003e\n              \u003ctd\u003e23.62 in\u003c\/td\u003e\n            \u003c\/tr\u003e\n\n            \u003ctr\u003e\n              \u003cth scope=\"row\"\u003eWidth\u003c\/th\u003e\n              \u003ctd\u003e21.65 in\u003c\/td\u003e\n            \u003c\/tr\u003e\n\n            \u003ctr\u003e\n              \u003cth scope=\"row\"\u003eApproximate Weight\u003c\/th\u003e\n              \u003ctd\u003e705 lbs\u003c\/td\u003e\n            \u003c\/tr\u003e\n\n            \u003ctr\u003e\n              \u003cth scope=\"row\"\u003eValve Configuration\u003c\/th\u003e\n              \u003ctd\u003e2xKV1 \/ 2xKV4 \/ 1xKV3\u003c\/td\u003e\n            \u003c\/tr\u003e\n\n            \u003ctr\u003e\n              \u003cth scope=\"row\"\u003eRecommended Komatsu Excavators\u003c\/th\u003e\n              \u003ctd\u003ePC170 - PC290\u003c\/td\u003e\n            \u003c\/tr\u003e\n\n          \u003c\/tbody\u003e\n\n        \u003c\/table\u003e\n\n      \u003c\/div\u003e\n\n    \u003c\/section\u003e\n\n    \u003csection class=\"bhe-section\"\u003e\n\n      \u003cdiv class=\"bhe-grid-2\"\u003e\n\n        \u003cdiv class=\"bhe-card\"\u003e\n\n          \u003ch4\u003eWhy Choose the SQ70V-55V?\u003c\/h4\u003e\n\n          \u003cp\u003e\n            The SQ70V-55V combines fully automatic hydraulic coupling technology with a wider quick coupler design for improved excavator productivity and attachment flexibility. The integrated hydraulic valve system allows operators to connect hydraulic attachments without manually handling hoses while helping reduce downtime between tasks.\n          \u003c\/p\u003e\n\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"bhe-card\"\u003e\n\n          \u003ch4\u003eNeed Compatibility Assistance?\u003c\/h4\u003e\n\n          \u003cp\u003e\n            Send us your excavator make, model, hydraulic specifications, attachment requirements, and application details. Our team can help confirm compatibility for the Lehnhoff SQ70V-55V quick coupler system.\n          \u003c\/p\u003e\n\n          \u003cdiv class=\"bhe-btn-row\"\u003e\n\n            \u003ca class=\"bhe-btn bhe-btn-orange\" href=\"mailto:sales@brownsheavyequipment.com?subject=Lehnhoff%20SQ70V-55V%20Compatibility%20Help\"\u003e\n              Ask an Expert\n            \u003c\/a\u003e\n\n            \u003ca class=\"bhe-btn bhe-btn-green\" href=\"tel:18007235460\"\u003e\n              Call BHE\n            \u003c\/a\u003e\n\n          \u003c\/div\u003e\n\n        \u003c\/div\u003e\n\n      \u003c\/div\u003e\n\n    \u003c\/section\u003e\n\n    \u003csection class=\"bhe-section\"\u003e\n\n      \u003cdiv class=\"bhe-cta-band\"\u003e\n\n        \u003cdiv\u003e\n\n          \u003ch3\u003eReady to quote a Lehnhoff SQ70V-55V quick coupler?\u003c\/h3\u003e\n\n          \u003cp\u003e\n            Brown's Heavy Equipment can help you compare quick coupler models, review excavator compatibility, and request pricing for the Lehnhoff SQ70V-55V fully automatic quick coupler system.\n          \u003c\/p\u003e\n\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"bhe-btn-row\"\u003e\n\n          \u003ca class=\"bhe-btn bhe-btn-orange\" href=\"mailto:sales@brownsheavyequipment.com?subject=Lehnhoff%20SQ70V-55V%20Quote\"\u003e\n            Request Quote\n          \u003c\/a\u003e\n\n          \u003ca class=\"bhe-btn bhe-btn-light\" href=\"tel:18007235460\"\u003e\n            (800) 723-5460\n          \u003c\/a\u003e\n\n        \u003c\/div\u003e\n\n      \u003c\/div\u003e\n\n    \u003c\/section\u003e\n\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"BHE Attachments","offers":[{"title":"Default Title","offer_id":47863192158260,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/6374\/8148\/files\/Lehnhoff_SQ_Quick_Coupler.png?v=1780504963","url":"https:\/\/bheattachments.com\/products\/lehnhoff-fully-automatic-quick-coupler-sq70v-55v","provider":"BHE Attachments","version":"1.0","type":"link"}