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A stable network across your whole space, with guests kept apart from your own network.

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Companies and officesCorporate buildings and offices.Residential buildingsFront desk, common areas and garage.Stores and chainsLess loss, a register that never stops.Industry and logisticsYard, loading dock, fleet and shifts.Hotels and clinicsWi-Fi for everyone, discretion always.Parking lotsGates, license plate reading and cameras.Self-service laundromatsAn unattended store, with access control and cameras.HomesComfort and security without the hassle.Private security companiesTechnology partnership for companies that sell security.
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Internet and Wi-Fi

Internet and Wi-Fi Without Improvisation.

Everything you use goes through the network: the video call, the register, the camera, the door. When it is designed, nobody remembers it exists.

In a few words

A network is the set of cables, fiber, rack and Wi-Fi access points that carries the internet to every corner of the space. It is the foundation for everything: without it, no camera, radio or operations center works. ARX designs, installs and maintains networks for homes, stores, residential buildings and businesses, with measured Wi-Fi and guests on a separate network.

Implementation: State of São Paulo: the capital, inland cities and the coastDesign and consulting: all of BrazilWe serve foreign companies that operate in Brazil

In your day

You use it every day and almost never notice.

When the network is done right, nobody talks about it. The meeting does not freeze, the register does not stop, the camera records. You only notice the network when it is missing.

9:10 a.m., in the meeting room

The video call does not drop in the hallway.

She left her desk with the laptop open and walked into the room. The Wi-Fi switched access points on its own, without dropping the conversation.

12:30 p.m., at the store register

The Pix payment arrives in seconds.

The main internet connection wavered and the second one took over by itself. The line did not even notice.

4:00 p.m., at the self-service laundromat

The customer browses, the machine charges.

Whoever is waiting for their laundry uses the guest Wi-Fi. The machines and payment stay on another network, which they cannot see.

9:40 p.m., in the back bedroom

The movie plays without freezing.

The Wi-Fi access point sits on the hallway ceiling, connected by cable. The signal arrives in full where the living room router never reached.

When it fails

That's when everyone notices.

The three problems we find most often, where they come from and how we avoid them.

The Wi-Fi is great at reception and disappears in the meeting room.

Where it comes from

The Wi-Fi access point was placed where there was an outlet, with power at maximum. Strong signal near the device, weak where people work.

How ARX avoids it

We design the coverage on the floor plan, counting people and walls. After installing, we measure the signal by walking through the space and adjust whatever is needed.

The internet goes down and nobody knows where the fault is.

Where it comes from

Unlabeled cables, splices hidden in the ceiling and a rack nobody understands anymore. Every fault becomes a hunt for the cable.

How ARX avoids it

Each cable is labeled at both ends and tested one by one. You keep the map: which outlet connects to which rack port.

The visitor joins the Wi-Fi and sees the printer.

Where it comes from

One network for everything, with the same password for employees, guests, cameras and the register. Whoever gets into one part reaches all of them.

How ARX avoids it

We separate the network by function: work, guests, cameras and payment. The visitor browses the internet and sees nothing else.

How ARX does it

Simple for you. Rigorous on the inside.

We ask how the space is used

How many people use the network at peak hours, where they are and what they do. You do not need to know anything about routers or speed.

You receive: the survey of the space and its needs, in writing.

We design on the floor plan

The cable path, the rack location and the position of each Wi-Fi access point are defined before the work, taking walls, slabs and distances into account.

You receive: the floor plan with the routes and access points.

We install, label and test

Copper cable within the standard's distance limit, labeled at both ends and tested point by point. An organized rack, with room to grow.

You receive: the port map and the test results.

We measure the Wi-Fi and hand over

We walk through the space measuring the actual signal and adjust channels and power. The networks stay separate and the passwords stay with you.

You receive: the network up and running, the passwords and someone to look after it afterward.

Equipment

What goes into your project.

Examples of what we install. The final choice depends on your space and your budget.

Gateway with Wi-Fi 7, Ubiquiti UniFi
Ubiquiti UniFiGateway with Wi-Fi 7

It's the front door of the internet: protects the network, separates visitors and already delivers Wi-Fi.

Ceiling Wi-Fi access point, Ubiquiti UniFi
Ubiquiti UniFiCeiling Wi-Fi access point

Spreads Wi-Fi throughout the space. Sits on the ceiling, discreet, and serves many people at once.

Wi-Fi kit for smaller spaces, Ubiquiti UniFi
Ubiquiti UniFiWi-Fi kit for smaller spaces

A set of access points that talk to each other to cover a home, shop or small office.

Organized rack, Ubiquiti UniFi
Ubiquiti UniFiOrganized rack

Where everything comes together: internet, switches, recorder and UPS, each cable with a name and destination.

Single administration panel, Ubiquiti UniFi
Ubiquiti UniFiSingle administration panel

One screen to view and adjust the network, cameras and access, on a computer or phone.

UniFi ecosystem, Ubiquiti UniFi
Ubiquiti UniFiUniFi ecosystem

Network, cameras, doors and alarm from the same family, managed in one place.

UbiquitiUniFi NetworkNetwork, Wi-Fi and connection security.

Brands

The right brand is the one that fits your project and your budget.

UbiquitiWhen you want network, Wi-Fi, cameras and doors managed on a single dashboard, with no license fee to manage them.
IntelbrasWhen the project calls for a domestic manufacturer, with service in Brazil and parts that are easy to replace.
HikvisionWhen the network exists mainly for the cameras: switches that carry data and power over the same cable.

What hardly anyone tells you

Before asking for a quote, it's worth knowing.

Position matters more than power.

One Wi-Fi access point in the right place covers more than three in the wrong place. With power at maximum, the devices just get in each other's way. That is why the project starts on the floor plan, not with the purchase.

The internet plan is almost never the culprit.

Fiber usually arrives fine at the door. The bottleneck is from there inward: old cable, splices, repeaters that drag the speed down. Switching providers does not fix what belongs to the building.

Not every network cable is copper.

There is copper-clad aluminum cable, similar on the outside. It does not meet cabling standards and heats up when it carries power to cameras and Wi-Fi access points. It is worth asking which cable is in the proposal.

Questions and answers

Why is my Wi-Fi bad if the internet is fast?

Because they are different things. The speed you pay for reaches the provider's device. From there on, it is the internal network that carries the signal: cables and Wi-Fi access points. If there are too few of them or they are badly placed, the fast internet does not reach the rooms.

Does a Wi-Fi repeater solve it?

In one room, sometimes. In a large home, store or office, no. The repeater receives the already weak signal and passes it on more slowly. What solves it is running a cable to each Wi-Fi access point, installed on the ceiling, in the place defined by the project.

Is it safe to give visitors the Wi-Fi password?

For the main network, no. The right approach is a network just for guests, which gives access to the internet and nothing else. That way the guest browses without reaching computers, printers, cameras or the payment system.

Can I reuse the network I already have?

Often, yes. We test the existing cables, see what the rack can hold and what the equipment still delivers. What is good stays. In a retrofit project, the replacement is done in stages, without shutting the place down.

Do I need to break walls to run cable?

Most of the time, no. We use the existing conduit, ceiling and pathways. If construction or renovation is planned, the right time is before the drywall: the cable stays hidden and the work is smaller.

Does ARX serve areas outside São Paulo?

Installation, with an on-site team, is done in the State of São Paulo: the capital, the interior and the coast. Design, consulting and retrofit design, on the other hand, serve all of Brazil.

See all questions and answers

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Tell us what you want to solve. ARX replies clearly, with no obligation.

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