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| Series | EFB Series |
| Fan Type | Tubeaxial |
| Features | Locked Rotor Protection |
| Size / Dimension | Square - 50mm L x 50mm H |
| Width | 10.00mm |
| Bearing Type | Ball |
| Voltage - Rated | 5 VDC |
| Static Pressure | 0.113 in H2O (28.1 Pa) |
| Air Flow | 9.2 CFM (0.258m³/min) |
| Noise | 25.0dB(A) |
| Power (Watts) | 650 mW |
| Speed (RPM) | 4500 RPM |
| Termination | 2 Wire Leads |
| Operating Temperature | 14 ~ 158°F (-10 ~ 70°C) |
| Approval Agency | CE, CSA, UL, VDE |
| Weight | 0.057 lb (25.85 g) |
A: Yes. Our platform supports corporate account provisioning. A master account can be set up for a Procurement Director, with sub-accounts granted to field engineers (for creating technical carts) and purchasing agents (for executing payments), streamlining internal corporate approval workflows.
A: All new and original industrial parts carry a standard 12-month factory warranty. If a component fails or shows defects within the warranty period, buyers can initiate an RMA request through our platform, which prompts our team to coordinate testing, repair, or replacement directly with the manufacturer.
A: OKmarts operates under a strict Order Accuracy Guarantee. If the part numbers delivered do not match your approved Proforma Invoice or Purchase Order due to our fulfillment error, we will issue a full refund or expedite a replacement shipment immediately, covering all return international freight charges.
A: If you need to change the size or color of an item after placing an order, please contact our customer service team as soon as possible. We will assist you in modifying the order if it hasn't been processed for shipping.
A: On the product details page, you can find detailed information about size and specifications, including size charts, specific measurements, and more, to help you select the right product.
A: You can find the contact information for customer service at the bottom of the e-commerce platform's webpage or on your user account page. It usually includes options such as live chat, customer service hotline, or email. Our customer service team will respond as soon as possible and provide assistance.
Dec 06, 2025
Jun 03, 2025
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