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Delta Fan EFB0405VHD
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Popular Compatible Models
Specifications
| Series | EFB Series |
| Fan Type | Tubeaxial |
| Features | Locked Rotor Protection |
| Size / Dimension | Square - 40mm L x 40mm H |
| Width | 20.00mm |
| Bearing Type | Ball |
| Voltage - Rated | 5 VDC |
| Static Pressure | 0.416 in H2O (103.6 Pa) |
| Air Flow | 10.1 CFM (0.283m³/min) |
| Noise | 32.5dB(A) |
| Power (Watts) | 1.6 W |
| Speed (RPM) | 9000 RPM |
| Termination | 2 Wire Leads |
| Operating Temperature | 14 ~ 158°F (-10 ~ 70°C) |
| Approval Agency | CE, CSA, UL, VDE |
| Weight | 0.073 lb (33.11 g) |
Why Global Buyers Choose O&Kmarts
- Access to a wide range of SKUs across multiple brands and series
- One RFQ connects you to 5,000+ global supplier quotes
- Better availability for urgent and hard-to-find parts
- Faster global delivery via FedEx / DHL / UPS
- Easier access to rare and high-value models
- Flexible sourcing for individual parts or complete solutions
- Lower MOQs and more adaptable buying options
- Multi-brand procurement in one order
- OEM replacement and alternative model solutions available
- Fewer intermediaries, ensuring more competitive pricing
Why Global Buyers Choose O&Kmarts
- Limited to fast-moving SKUs only
- Limited local market availability
- Inventory frequently fails to meet urgent demand
- Long replenishment cycles, often taking weeks
- Rarely stock high-value compressors (e.g. Copeland YHV119)
- Frequently require bundled purchases
- Rigid and difficult MOQ negotiations
- Limited brand selection
- Minimal or no customization capability
- Higher local distribution and markup costs
Top Questions from OKmarts Buyers
Q: How does OKmarts ensure data privacy and cybersecurity regarding our corporate blueprints and proprietary purchase data?
A: We protect your data using enterprise-grade SSL encryption and secure cloud architectures. Any technical blueprints, system designs, or proprietary engineering files uploaded to our servers for customization or compatibility analysis are treated under strict confidentiality protocols and non-disclosure standards.
Q: What express logistics options are available for urgent "Factory-Down" emergency repairs?
A: We partner with premier global express couriers, including DHL, FedEx, and UPS, to provide expedited international air freight. Urgent orders are processed with priority handling at our warehouses to ensure the shortest possible transit time to your facility.
Q: What happens if an item is damaged in production due to an installation error by our technicians? Will OKmarts help?
A: While standard warranties do not cover user-inflicted installation damage, we support your recovery velocity. In emergency situations where a commissioned part is accidentally fried or structurally damaged, we offer an expedited "Rapid Replacement" service, prioritizing your emergency order at a discounted technical assistance rate to minimize factory downtime.
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Q&A
Q: Do you have a size conversion chart for international customers?
A: Yes, we provide size conversion charts for international customers on our website. These charts help you convert sizes between different measurement systems, ensuring you select the appropriate size for your region. They can usually be found in the product description or on the size guide page.
Q: How can I view the size and specifications of a product?
A: On the product details page, you can view the size and specifications of the product. We usually provide detailed size charts and specification descriptions to help you choose the right product.
Q: Can I change the color or variant of a product after placing an order?
A: If you would like to change the color or variant of a product after placing an order, please contact our customer service as soon as possible. We will check the order status and do our best to accommodate your request, depending on the availability of the desired color or variant.









