The Noctua NH-L9a-AM4 is a compact, low-profile CPU cooler tailored exclusively for AMD’s AM4 socket platform. At just 37mm tall, it is designed to fit perfectly in Small Form Factor (SFF) cases while delivering surprisingly efficient cooling performance. Equipped with the award-winning NF-A9x14 PWM fan and featuring Noctua’s premium build quality, it’s the go-to solution for HTPCs, compact gaming rigs, and stealth workstations.

Key Features:

Tailor-made for AMD AM4 socket – no compatibility compromises

Ultra-slim 37mm height ideal for SFF cases and HTPC enclosures

Quiet, high-performance NF-A9x14 PWM fan with automatic speed control

SecuFirm2™ mounting for easy, secure, and precise installation

NT-H1 thermal compound pre-applied for optimal conductivity

Specifications:

• Dimensions (with fan): 37 x 114 x 92 mm (H x W x D)

• Weight (with fan): 465 g

• Socket Compatibility: AMD AM4 only

• Fan: 1 × NF-A9x14 PWM

• Fan Speed: 600–2500 RPM ±10%

• Max Airflow: 57.5 m³/h

• Max Acoustics: 23.6 dB(A)

• Static Pressure: 2.11 mm H₂O

• Max TDP Support: ~65W (ideal for Ryzen 3, 5, and low-power Ryzen 7 CPUs)

• Bearing Type: SSO2

• MTTF: >150,000 hours

Additional Features:

• 100% RAM compatibility and unrestricted PCIe clearance

• Optional fan speed reduction via included Low-Noise Adapter (L.N.A.)

• Compact footprint avoids interference with motherboard components

• Ideal for minimalist builds requiring silent, effective thermal control

Customer Benefits:
The NH-L9a-AM4 enables quiet, reliable CPU cooling in the most space-constrained environments without sacrificing quality or performance. It’s engineered for users who demand performance in tight spaces.

What’s in the Box:

• NH-L9a-AM4 heatsink

• 1 × NF-A9x14 PWM fan

• 1 × Low-Noise Adapter (L.N.A.)

• SecuFirm2™ mounting kit for AMD AM4

• Pre-applied NT-H1 thermal compound

• Metal Noctua case badge

• Installation manual

Compliance:
Fully compliant with CE, RoHS, REACH, and WEEE standards. Precision-crafted in Austria for optimal compatibility, safety, and thermal performance on AMD AM4 systems.

Manufacturer Contact:
Company Name: Noctua GmbH
Address: Josef-Preis-Allee 18, 8020 Graz, Austria
Email: support(at)noctua(dot)at