Fast Track to a Quote
Certification | Testing
Factory Certified
Refund guarantee
24h refund guarantee
Secure Payment
PayPal Verified
Registered Members Enjoy Exclusive Discounts
100% Original
Genuine OEM Parts
Fast Delivery
Shipped via FedEx / DHL / UPS
12-Month Warranty
Worry-Free Coverage
Secure Packaging
Safe & Reliable
5,000+ Global Suppliers
Trusted by Professionals
Send us your model numbers or nameplate details.
We will match your request with our 5,000+ verified suppliers and issue a quotation.
| Type | Axial fans |
| Series | 420J |
| Voltage - Rated | 12VDC |
| Size / Dimension | Square - 40mm L x 40mm H |
| Width | 28.00mm |
| Air Flow | 18.3 CFM (0.512m³/min) |
| Bearing Type | Ball |
| Fan Type | Tubeaxial |
| Noise | 48.0dB(A) |
| Power (Watts) | 4 W |
| RPM | 14000 RPM |
| Termination | 2 Wire Leads |
| Operating Temperature | -4 ~ 158°F (-20 ~ 70°C) |
| Approval Agency | CSA, UL, VDE |
| Weight | 0.099 lb (44.91 g) |
A: Hardware units ship with standard factory-default firmware. For proprietary programming software or specific firmware flashes required for legacy system compatibility, buyers must consult our technical support team during procurement to confirm licensing terms.
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: 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.
High Efficiency
Stable Performance
Long Service Life
A: Absolutely! We offer a variety of alternative options for this product. Whether it's different colors, sizes, or styles, you can explore the range of alternatives available to find the perfect fit for your needs.
A: If you receive the wrong item, please contact our customer service team immediately. Provide them with the order details and a description of the incorrect item received. We will rectify the issue by arranging for a return and sending you the correct item.
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.
Mar 28, 2026
Nov 07, 2025
