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| Fan Type | DC Fan |
| Series | KDE Series |
| Voltage | 5 VDC |
| Frame Size | 40 mm |
| Frame Thickness | 10 mm |
| Frame Material | PBT Plastic |
| Bearing Type | Ball |
| Speed | Middle |
| Function | AutoRestart |
| Size | Square - 40mm L x 40mm H |
| Power Current | - |
| Power Consumption (WATTS) | 350 mW |
| Speed | - |
| Air Flow | 5.1 CFM (0.143m3/min) |
| Static Pressure | - |
| Noise | - |
| Termination | 2 Wire Leads |
| IP Rating | - |
| Approval Agency | - |
| Operating Temperature | - |
| Weight | - |
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: OKmarts operates under a legally registered corporate entity with verifiable business registration records, global tax compliance IDs, and physical warehouse infrastructure. We can provide corporate bank references, Dunn & Bradstreet (D-U-N-S) numbers, and customer references from established industrial firms in your region to validate our commercial legitimacy before you transfer funds.
A: Our warehouse management system strictly tracks manufacturing date codes, especially for sensitive components like VFD electrolytic capacitors or rubber seals. We explicitly state product conditions on the listing and can provide batch date codes prior to shipment for critical applications.
High Efficiency
Stable Performance
Long Service Life
A: Unfortunately, we cannot offer a refund if the price of your purchase decreases. However, within a certain period of time, we can provide you with a certain amount of discount coupons as compensation, ensuring your satisfaction. Our prices may vary due to promotions and market conditions, among other factors. We recommend making your purchase based on the current price at the time of purchase.
A: According to our return policy, digital or virtual goods generally cannot be returned or exchanged. Please carefully read the product description and return policy before making a purchase to ensure it meets your requirements.
A: Yes, we offer bulk or wholesale discounts for certain products. If you are interested in making a bulk purchase, please contact our customer service team or our wholesale department for further assistance.
Mar 20, 2026
Nov 24, 2025
