Wathai 120mm x 4 Router TV Box Fan - Big Airflow with Speed Control

In this review the Wathai 120mm x 4 router TV box fan is examined for anyone needing straightforward, high-flow cooling for compact electronics. The bottom line: it is a practical, plug-and-play solution that delivers noticeably lower temperatures for devices like routers, mini Mac pads, gaming consoles and small server racks, with the main reason to buy being its combined four 120mm fans in a single low-profile unit that produces significant airflow while offering variable fan speeds for control.

Key Features

• Efficient Cooling: Four integrated 120mm fans provide concentrated airflow to reduce component temperatures in tight cabinets and enclosures.
• Wide Voltage Range: Rated for 100v - 240v so it can be used across different mains supplies without extra adapters.
• Speed Control: Adjustable RPM from about 1000 to 3000 lets you trade noise for airflow to suit servers, routers or living-room electronics.
• Plug and Play: The unit includes screws and rubber feet for quick mounting or free standing placement with no complicated wiring.
• Compact Footprint: At roughly 9.44 in by 9.44 in and 1.5 in high it fits above or beside small devices and in restricted airflow locations.
• Multiuse Applications: Can be used with router racks, network cabinets, audio gear, laptops or even as an exhaust fan for small projects.

Who It's For

This fan is best for home lab owners, network enthusiasts and DIYers who need extra cooling for a Netgear or Unifi style router, a small server shelf, a gaming console or audio rack. It suits situations where standard case fans cannot be mounted and where a single, low-profile unit with flexible placement is preferable.

People who need ultra-quiet operation in very noise-sensitive rooms or who require IP-rated outdoor cooling should look elsewhere; while the unit offers speed control and can run quietly at lower RPM, noise reports are mixed depending on placement and chosen speed.

Pros & Cons

Pros

• Strong cooling performance for compact electronics and router boxes due to four 120mm fans.
• Flexible 100v - 240v rating and included mounting accessories make installation simple.
• Variable speed control allows balancing airflow and noise for different setups.

Cons

• Noise level can be noticeable at higher speeds, so placement and speed choice matter.

Specifications

Size	9.44 in x 9.44 in x 1.5 in
Fan configuration	4 x 120mm AC fans
Rated voltage	100v - 240v
Rated current	1.5 A (max)
Airflow	66 CFM per fan (specified)
Speed range	Approximately 1000 - 3000 RPM

Our Verdict

The Wathai 120mm x 4 unit is a good value practical cooler for routers, small server shelves, gaming consoles and AV cabinets where added airflow is needed without complex installation. It stands out for its four-fan layout, wide voltage support and easy plug-and-play setup, though users should manage speed to keep noise acceptable; overall it is a cost-effective choice for improving longevity and stability of compact electronics.

Frequently Asked Questions

Can this fan run on 110v and 240v?
Yes, the unit is rated 100v - 240v so it will operate on both 110v and 240v mains.

Is the unit easy to mount?
Yes, it ships with screws and rubber feet for simple mounting or placing on a flat surface.

Will it be quiet in a living room?
At lower speeds it is reasonably quiet, but at high RPM noise can be noticeable, so placement and speed selection are important.