You save 1,610 (34%)
34% off the seller list price
Estimated doorstep delivery by 11 Nov - 13 Nov from USA
High-Performance Quiet Cooling at a Competitive Price
The Noctua NF-A4x20 5V PWM is a 40mm high-performance fan designed for electronics cooling, offering quiet operation and reliable long-term use. Its award-winning A-series design features Flow Acceleration Channels and an Acoustic Optimisation frame, ensuring superior noise reduction and airflow. Perfect for NVIDIA Jetson Nano, network equipment, DVRs, and other small form-factor devices, it supports 5V PWM control for adjustable speed. The fan includes anti-vibration mounts, screws, extension cable, and OmniJoin adaptor for easy installation. Crafted with fibre-glass reinforced PBT, it withstands demanding environments and ensures durability. Imported directly from the USA, it arrives in 11-13 days with all duties paid, backed by a 6-year warranty, and is factory-sealed for quality assurance.
Reviewers report steady, quiet operation in tight spaces like NAS and routers, with maximum RPM of 5000 and noise levels below 15dB(A). Its compact size (40x20mm) makes it ideal for replacing OEM fans or custom builds. The fan's PWM feature allows precise speed control, reducing power consumption and noise. Suitable for Indian electronics enthusiasts and professionals, it offers a reliable cooling solution with long MTBF (>150,000 hours). Delivery is tracked via ExpressBox, with customs duties included, ensuring a hassle-free import process. This fan is a premium choice for high-performance, low-noise cooling in compact electronics, supporting Indian voltage standards and demanding applications.
Premium Acoustic Optimisation
Noctua's award-winning A-series design features Flow Acceleration Channels and Acoustic Optimisation for superior quiet cooling, reducing noise in compact electronics.
Ideal for Small-Form Devices
Supports NVIDIA Jetson Nano, DVRs, NAS, and network gear, with a 40mm size that fits tight spaces. Perfect for Indian tech setups requiring silent operation and reliable cooling.
Typical situations where Noctua NF-A4x20 5V PWM 40mm Quiet Fan | High-Performance Cooling with 14.9dB(A) helps — illustrative scenarios, not customer reviews.
Rajesh, 35, Mumbai, needs quiet cooling for his NAS server to avoid noise disturbance at home.
Installed Noctua NF-A4x20, which operates silently at 14.9dB, supporting 5V PWM control, arriving in 11-13 days with duties paid.
| Recommended Voltage | 5V |
| Revolutions at Max Speed | 5000 rpm |
| Support Devices | NVIDIA Jetson Nano, NAS, DVRs, network gear |
| Support for PWM | Yes |
| Shelf Life on Arrival | Unopened, factory-sealed, check manufacturer date |
| Cost per Use | ₹3,090 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 PWM, ideal for NVIDIA Jetson Nano, DVRs, NAS | Typically 40mm fans, limited PWM support, suitable for small electronics |
| Noise Level | 14.9dB(A), supports quiet operation in sensitive environments | Usually 20-25dB, may produce more noise in compact setups |
| MTBF & Durability | Over 150,000 hours MTBF, fibre-glass reinforced PBT | Often 50,000-100,000 hours, with less durable materials |
| Price & Cost per Use | Offer: ₹3,090; Cost per unit: ₹3,090 per fan | ₹300-₹500 for similar size, with higher noise and lower MTBF |
| SKU | bxm3553 |
| GTIN | 09010018100136 |
| Brand | Noctua |
| Size | 40x20mm |
| Voltage | 5V |
| Material | Fibre-glass reinforced PBT |
| Color | Brown |
About Noctua
Noctua is renowned for premium quiet cooling solutions, combining innovative design with long-lasting durability for electronics cooling worldwide.
Compliance & Legal
This product complies with safety standards for electronic components. No medical or age restrictions apply.
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This item:
Noctua NF-A4x20 5V PWM 40mm Quiet Fan | High-Performance Cooling with 14.9dB(A)
3,090
This item
Noctua NF-A4x20 5V PWM 40mm Quiet Fan | High-Performance Cooling with 14.9dB(A)
3,090
Total price:
12,760
You save 6,600 (34%) Extra3 items selected
3 items
12,760You save 6,600 (34%) Extra
| Attributes |  |  |  |  | |||
|---|---|---|---|---|---|---|---|
| Spec | |||||||
| Price | 3,090 4,700 | 2,900 4,650 | 6,770 10,010 | 3,870 5,850 | 3,140 4,560 | 11,030 11,210 | 3,660 4,900 |
| Brand Name | Noctua | Corsair | Corsair | Corsair | AC Infinity | Supersonic | ZhiYo |
| 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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