72V 40A EY4 motor controller specified for Ultra 2 upgrade applications; designed to operate within high-voltage Dualtron systems and provide up to 40A continuous motor current for the Ultra 2 Up configuration. Controller electronics match EY4 protocol for throttle and feedback interfaces.OEM-style connectors and mounting footprint reduce installation work during upgrades, delivering stable motor management and thermal regulation when integrated into the 72V architecture.Compatible Models:Ultra 2 Up .faq-accordion { max-width: 900px; margin: 40px auto; } .faq-item { border-bottom: 1px solid #ddd; } .faq-item input { display: none; } .faq-item label { display: flex; justify-content: space-between; align-items: center; padding: 16px; cursor: pointer; font-weight: 600; background: #f9f9f9; } .faq-item label::after { content: "+"; font-size: 22px; transition: transform 0.3s ease; } .faq-item input:checked + label::after { content: "−"; } .faq-content { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; padding: 0 16px; } .faq-item input:checked ~ .faq-content { max-height: 500px; padding-bottom: 16px; } .faq-content p { margin: 12px 0; } Shipping France Standard: €8.99 (Free over €149) Delivery time: 3–5 working days France (Express) Price: €12.99 Delivery time: 2–3 working days Europe & International From €11.99 Delivery time: 3–7 working days Price & eligibility calculated at checkout Please confirm compatibility with your electric scooter model before ordering to avoid installation issues.
Related
Related
Related
Related