NETGEAR Nighthawk CAX30 DOCSIS 3.1 WiFi 6 Modem Router Combo
The NETGEAR Nighthawk CAX30 is a premium modem router combo that eliminates the need for separate devices. This DOCSIS 3.1 cable modem paired with a WiFi 6 router delivers AX2700 dual-band wireless speeds up to 2.7 Gbps, making it ideal for high-bandwidth activities like 4K streaming, online gaming, and video conferencing. Compatible with major cable providers including Xfinity, Spectrum, and Cox, the CAX30 helps you save on monthly modem rental fees while providing enterprise-grade performance for your home or small office network.
Key Features
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DOCSIS 3.1 Technology — Future-proof cable modem standard supporting gigabit-class speeds
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WiFi 6 (802.11ax) — Next-generation wireless standard with improved efficiency and range
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AX2700 Dual-Band — Combined 2.7 Gbps wireless throughput across 2.4 GHz and 5 GHz bands
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Gigabit Ethernet Ports — Multiple wired connections for stable, low-latency networking
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Cable Provider Compatibility — Works with Xfinity, Spectrum, Cox, and other major ISPs
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All-in-One Design — Combines modem and router functions, reducing clutter and setup complexity
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Beamforming Technology — Focuses wireless signal directly to connected devices for stronger coverage
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MU-MIMO Support — Handles multiple simultaneous device connections efficiently
Technical Specifications
| Specification |
Details |
| Manufacturer |
NETGEAR |
| Model |
Nighthawk CAX30 |
| Part Number |
CAX30-200NAS |
| Modem Standard |
DOCSIS 3.1 |
| Router Standard |
WiFi 6 (802.11ax) |
| Wireless Speed |
AX2700 (2.7 Gbps) |
| Frequency Bands |
Dual-band (2.4 GHz and 5 GHz) |
| Ethernet Ports |
Gigabit connections |
| ISP Compatibility |
Xfinity, Spectrum, Cox, and others |
| Form Factor |
All-in-one modem router combo |
Frequently Asked Questions
What is DOCSIS 3.1 and why does it matter?
DOCSIS 3.1 is the latest cable modem standard that supports gigabit-class internet speeds. It's backward compatible with older DOCSIS versions but enables faster download and upload speeds when your ISP supports it. The CAX30's DOCSIS 3.1 modem ensures you're ready for next-generation cable internet without needing to upgrade your hardware.
Can I use the NETGEAR Nighthawk CAX30 with my cable provider?
The CAX30 is compatible with major U.S. cable providers including Xfinity, Spectrum, and Cox. Before purchasing, verify compatibility with your specific ISP and service plan, as some providers maintain approved modem lists. Check your provider's website or contact their support team to confirm the CAX30 works with your account.
How does WiFi 6 improve my wireless experience?
WiFi 6 (802.11ax) delivers faster speeds, better efficiency, and improved performance in congested environments compared to WiFi 5. The AX2700 rating means combined speeds of 2.7 Gbps across both bands. You'll experience smoother 4K streaming, faster file transfers, and more stable connections for online gaming and video conferencing.
Will the CAX30 save me money on modem rental fees?
Yes. By owning the NETGEAR Nighthawk CAX30 modem router combo, you eliminate monthly modem rental charges from your cable bill—typically $10-15 per month. The device pays for itself within 6-12 months, making it a cost-effective investment for long-term internet users.
