{"id":53387,"date":"2025-06-16T20:10:00","date_gmt":"2025-06-16T20:10:00","guid":{"rendered":"https:\/\/ncservo.com\/?post_type=product&#038;p=53387"},"modified":"2026-04-06T17:58:52","modified_gmt":"2026-04-06T17:58:52","slug":"rexroth-4ws2em10-4045b2et315z85m-37","status":"publish","type":"product","link":"https:\/\/ncservo.com\/.wp-toolkit_m\/product\/rexroth-4ws2em10-4045b2et315z85m-37\/","title":{"rendered":"REXROTH 4WS2EM10-40\/45B2ET315Z85\/M-37"},"content":{"rendered":"<div id=\"wb-overview\" class=\"wordbank-container\">\n<h2>Key Details<\/h2>\n<p>We handle a wide range of REXROTH 4WS2EM10-40\/45B2ET315Z85\/M-37 units. Each one receives inspection, internal cleaning, and reconditioning before it ships.<\/p>\n<\/div>\n<div id=\"wb-why-us\" class=\"wordbank-container\">\n<h2>Independent Repair Facility<\/h2>\n<p>We stock common wear parts in-house, so most rebuilds don&#8217;t require outside sourcing. Less waiting, faster turnaround.<\/p>\n<\/div>\n<div id=\"wb-faq\" class=\"wordbank-container\">\n<h2>Frequently Asked Questions<\/h2>\n<div class=\"faq-accordion\">\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-0\">Do you let me know if the unit isn&#8217;t salvageable?<\/button><\/h3>\n<div id=\"faq-content-0\" class=\"faq-content\">\n<p>We confirm next steps with you if a unit can&#8217;t be rebuilt. No work proceeds without your approval.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-1\">Do you back your repairs with a warranty?<\/button><\/h3>\n<div id=\"faq-content-1\" class=\"faq-content\">\n<p>Warranty coverage of our standard 1-year parts and labor warranty is included with every repair we complete.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-2\">Do I need to clean the unit before sending it in?<\/button><\/h3>\n<div id=\"faq-content-2\" class=\"faq-content\">\n<p>No cleaning required. Our repair process includes disassembly and cleaning of all components.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-3\">Do you need photos before I ship the unit?<\/button><\/h3>\n<div id=\"faq-content-3\" class=\"faq-content\">\n<p>We recommend sending pictures, especially if the model number is unclear or there is visible damage.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-4\">Can you tell me what caused the failure?<\/button><\/h3>\n<div id=\"faq-content-4\" class=\"faq-content\">\n<p>Yes. Every unit goes through diagnostic testing and we provide an assessment before moving forward.<\/p>\n<\/div><\/div>\n<\/p><\/div>\n<\/div>\n<div id=\"wb-process\" class=\"wordbank-container\">\n<h2>Disassembly and Rebuild Procedure<\/h2>\n<p>Each valve goes through teardown to expose wear and buildup. After mineral bath cleaning, we replace damaged parts and reassemble the unit to spec.<\/p>\n<ul>\n<li>Cleaning: Units go through a mineral bath, with ultrasonic cleaning used for delicate internals.<\/li>\n<li>Final Performance Verification: After reassembly, each valve undergoes bench-testing against published performance specs.<\/li>\n<li>Leak and Pressure Testing: The reassembled unit is leak-tested and pressure-tested to verify it meets published specs.<\/li>\n<li>Seal and Gasket Replacement: Worn seals and gaskets are replaced with new components during every rebuild.<\/li>\n<\/ul>\n<\/div>\n<div id=\"wb-testing\" class=\"wordbank-container\">\n<h2>Hydraulic Testing Process<\/h2>\n<p>Each REXROTH 4WS2EM10-40\/45B2ET315Z85\/M-37 is tested on a dedicated flow bench before it ships. We check pressure, flow, leakage, and response characteristics against published specifications. Our functional testing verifies spec-level operation.<\/p>\n<\/div>\n<div id=\"wb-industry-focus\" class=\"wordbank-container new-dynamic-section\">\n<h2>Industries We Serve<\/h2>\n<p>Our reliable repair services for the REXROTH 4WS2EM10-40\/45B2ET315Z85\/M-37 are trusted across various sectors including Marine, Aerospace, and Power Generation. We understand the unique demands of valves in these environments.<\/p>\n<\/div>\n<div id=\"wb-logistics-support\" class=\"wordbank-container new-dynamic-section\">\n<h2>Turnaround and Shipping<\/h2>\n<p>As a dedicated source for REXROTH 4WS2EM10-40\/45B2ET315Z85\/M-37 services, NC Servo Tech targets quick resolution with typical lead times of 2 to 3 weeks. Benefit from our dedicated support team to keep your systems running smoothly.<\/p>\n<\/div>\n<div id=\"wb-tips\" class=\"wordbank-container\">\n<h2>Maintenance Tips<\/h2>\n<ul>\n<li>Replace inline filters according to maintenance schedules to maintain proper flow rates.<\/li>\n<li>Store spare REXROTH 4WS2EM10-40\/45B2ET315Z85\/M-37 valves in a clean, dry environment to prevent corrosion and contamination.<\/li>\n<li>Conduct thorough visual inspections for wear or leaks during routine maintenance.<\/li>\n<\/ul>\n<\/div>\n<div id=\"wb-cta\" class=\"wordbank-container\">\n<div class=\"cta-section\">\n<h2>Start Your REXROTH 4WS2EM10-40\/45B2ET315Z85\/M-37 Reconditioning Process<\/h2>\n<p>Request pricing, availability, and turnaround for your REXROTH 4WS2EM10-40\/45B2ET315Z85\/M-37. NC Servo Tech provides independent repair with a 1-year warranty. Contact us to request your repair.<\/p>\n<div class=\"cta-buttons\"><a href=\"https:\/\/ncservo.com\/.wp-toolkit_m\/contact-us\/\" class=\"button quote-button\">Request a Quote<\/a> <a href=\"https:\/\/ncservo.com\/.wp-toolkit_m\/rexroth\/\" class=\"button brand-button\">View All REXROTH Products<\/a> <a href=\"https:\/\/ncservo.com\/.wp-toolkit_m\/brand\/rexroth\/\" class=\"button inventory-button\">Shop REXROTH Inventory<\/a><\/div>\n<\/div>\n<\/div>\n<div class=\"disclaimer-section\">\n<p class=\"disclaimer\"><strong>NC Servo Tech<\/strong> is an independent third-party repair facility. We are not affiliated with, endorsed by, sponsored by, or authorized by REXROTH or any original equipment manufacturer (OEM), nor do we claim to be a REXROTH service center. All brand names, trademarks, model numbers, and part numbers referenced on this page are the property of their respective owners and are used solely for identification and compatibility purposes.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<div id=\"wb-short-description\" class=\"short-description-container\">\n<p>A broken REXROTH 4WS2EM10-40\/45B2ET315Z85\/M-37 valve can disrupt your entire system. We provide fast repairs and stock units for exchange to reduce your wait time.<\/p>\n<\/div>\n","protected":false},"featured_media":58003,"template":"","meta":[],"product_brand":[562],"product_cat":[156],"product_tag":[152],"class_list":{"0":"post-53387","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-rexroth","7":"product_cat-rexroth","8":"product_tag-valve","10":"first","11":"instock","12":"shipping-taxable","13":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>REXROTH 4WS2EM10-40\/45B2ET315Z85\/M-37 Proportional Valve Repair<\/title>\n<meta name=\"description\" content=\"Servo valve repair: Cost-effective, professional service for your REXROTH 4WS2EM10-40\/45B2ET315Z85\/M-37. Exchange units available to reduce downtime. 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Request a quote!\" \/>\n<meta property=\"og:url\" content=\"https:\/\/ncservo.com\/.wp-toolkit_m\/product\/rexroth-4ws2em10-4045b2et315z85m-37\/\" \/>\n<meta property=\"og:site_name\" content=\"Nc Servo Technology\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/NCServo\/\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-06T17:58:52+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/ncservo.com\/.wp-toolkit_m\/wp-content\/uploads\/2026\/03\/rexroth-4ws2em10-51-30b11et315k8dv-image-2.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"2490\" \/>\n\t<meta property=\"og:image:height\" content=\"2042\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@NcServo\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/product\\\/rexroth-4ws2em10-4045b2et315z85m-37\\\/\",\"url\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/product\\\/rexroth-4ws2em10-4045b2et315z85m-37\\\/\",\"name\":\"REXROTH 4WS2EM10-40\\\/45B2ET315Z85\\\/M-37 Proportional Valve Repair\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/product\\\/rexroth-4ws2em10-4045b2et315z85m-37\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/product\\\/rexroth-4ws2em10-4045b2et315z85m-37\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/rexroth-4ws2em10-51-30b11et315k8dv-image-2.webp\",\"datePublished\":\"2025-06-16T20:10:00+00:00\",\"dateModified\":\"2026-04-06T17:58:52+00:00\",\"description\":\"Servo valve repair: Cost-effective, professional service for your REXROTH 4WS2EM10-40\\\/45B2ET315Z85\\\/M-37. 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