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| Type | EC AC Axial fans |
| Motor | M8D 138-HF |
| Nominal voltage | 3~400 |
| Frequency | 50 |
| Speed | 680 |
| Max. Input power | 720 |
| Max. Input current | 2,00 |
| Capacitor | --- |
| Max. back pressure | 90 |
| Perm. ambient temp. | -40..+40 |
A: Buyers must inspect the outer packaging and internal items immediately upon delivery. If physical damage is discovered, document the condition with photos/videos and submit a claim to OKmarts within 48 hours of receipt so we can file an immediate report with the carrier and fast-track a replacement shipment.
A: Upon request, we provide standard manufacturer compliance documentation, including Certificates of Conformance (CoC), factory inspection reports, and CE/RoHS certification data sheets to ensure alignment with international regulatory and safety standards.
A: Absolutely. Our automated billing system generates itemized Proforma Invoices (PI) and Commercial Invoices containing corporate tax IDs, purchase order (PO) numbers, and explicit company details necessary to satisfy international corporate accounting and auditing standards.
High Efficiency
Stable Performance
Long Service Life
A: Unfortunately, we do not directly provide installation services for products. The availability of installation services is usually mentioned on the product page. If you truly need installation assistance, please contact our customer service team for more detailed information and arrangements. We will actively provide assistance.
A: If you need to change the delivery address after placing an order, please contact our customer service team as soon as possible. Depending on the order status and shipping progress, we will do our best to accommodate your request.
A: If you need to cancel or modify an order, please contact our customer service team as soon as possible. We will do our best to accommodate your request based on the order status and feasibility.
Mar 09, 2022
