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Estimated doorstep delivery by 26 Oct - 28 Oct from USA
Premium 5V Fan at Competitive Price
The Noctua NF-A4x20 5V is a high-quality 40x20mm fan engineered with advanced aerodynamic features such as Flow Acceleration Channels and the AAO frame, ensuring superior quiet cooling performance. Its smooth operation is guaranteed by Noctua’s reference class SSO2 bearings and Smooth Commutation Drive technology, making it ideal for 5V industrial and device replacement applications. The fan includes modular cabling, an OmniJoin adaptor set, anti-vibration mounts, and a 6-year manufacturer’s warranty. Please note: This fan is strictly 5V and cannot be used at 12V without risking damage.
Designed for 1U server racks, NAS devices, routers, switches, and DVRs, the NF-A4x20 5V offers reliable long-term operation with >150,000 hours MTTF. Its brown color complements professional equipment, and the fan’s quiet 14.9 dB(A) noise level ensures minimal disturbance. Customers in India report excellent performance in humid environments, with long-lasting stability and low noise, making it a premium choice for demanding cooling needs.
Imported directly from the USA, the NF-A4x20 5V is available in India with all duties included, ensuring transparent pricing and swift delivery in 12-14 days. Compatible with proprietary fan headers, it supports critical applications requiring stable 5V operation, backed by a 6-year warranty. Purchase with confidence from CrowCrowCrow, India’s trusted importer of authentic USA tech products.
Superior Aerodynamic Engineering
Noctua’s aerodynamic features like Flow Acceleration Channels and AAO frame deliver efficient airflow and low noise, outperforming generic fans. The SSO2 bearings and Smooth Commutation Drive technology ensure smooth, stable long-term operation, ideal for critical 5V applications.
Designed for Demanding 5V Applications
This fan is built for industrial, network, and storage devices requiring reliable, quiet cooling. It supports continuous operation in humid Indian environments, with a 6-year warranty backing its durability. Skip if you need 12V operation or higher airflow.
Typical situations where Noctua NF-A4x20 5V Fan 40x20mm | Premium Quiet 3-Pin helps — illustrative scenarios, not customer reviews.
Rajesh, 35, Mumbai — needed a reliable fan for his NAS server in humid monsoon season.
Replaced with Noctua NF-A4x20 5V, supporting 5V operation, long lifespan, stable in high humidity. Delivered in 12-14 days.
Anita, 40, Delhi — wanted a quiet fan for her network switch in her office.
Installed Noctua fan, noise level 14.9 dB(A), supports continuous operation, shipped swiftly with duties included.
| Recommended Use | Network, Storage, DVR, Industrial |
| Reapplication math | Supports continuous operation, lifespan >150,000 hours |
| Shelf life after arrival | Unopened, as per manufacturer |
| Compatibility | Proprietary fan headers, 3-pin connector |
| Cost per use | ₹3,145 per fan |
CrowCrowCrow helps you bring this product to India. Any warranty is offered by Noctuaunder its own policy.
| Feature | Noctua NF-A4x20 5V | Others |
|---|---|---|
| Size & Compatibility | 40x20mm, supports 5V industrial applications | Typically 40x20mm, 5V fans available in India, lower long-term stability |
| Noise & Efficiency | 14.9 dB(A), aerodynamic design for quiet operation | Indian fans often louder, less aerodynamic optimization |
| Lifespan & Reliability | >150,000 hours MTTF, premium bearings | Lower lifespan, variable quality, no long-term warranty |
| Price & Cost per Use | ₹6,290 for 2 units, ₹6,290 per fan | ₹300-₹500 per fan, shorter lifespan, higher noise |
| SKU | kmh6299 |
| Brand | Noctua |
| Model Number | NF-A4x20 5V |
| Size | 40x20mm (1.57x0.79 inches) |
| Color | Brown |
| Material | Fibre-glass reinforced PBT |
About Noctua
Noctua is a leading Austrian manufacturer known for premium, quiet cooling solutions with over 15 years of innovation in thermal management.
Compliance & Legal
No specific medical or safety compliance required; designed for industrial and electronic cooling applications. Ensure device compatibility with 5V operation.
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This item:
Noctua NF-A4x20 5V Fan 40x20mm | Premium Quiet 3-Pin, Brown, Pack of 2
6,290
This item
Noctua NF-A4x20 5V Fan 40x20mm | Premium Quiet 3-Pin, Brown, Pack of 2
6,290
Total price:
1,32,300
You save 44,510 (25%) Extra3 items selected
3 items
1,32,300You save 44,510 (25%) Extra
| Attributes |  |  | |||||
|---|---|---|---|---|---|---|---|
| Spec | |||||||
| Price | 6,290 8,770 | 2,970 4,320 | 1,23,040 1,63,720 | 1,480 2,110 | 1,580 1,670 | 1,040 1,240 | 4,700 6,620 |
| Rating | 4.80(393) | 4.70(5,903) | 5.00(1) | 4.40(247) | 4.30(1,504) | 4.50(109) | 4.70(75) |
| Brand Name | Noctua | AC Infinity | HP | TYHJ | Saipomor | UHamn | Yoqanr |
| Source | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail |
| Sold By | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow |
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