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modulus vPBX

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Cloud-Based PBX for Flexible Business Telephony

The modulus vPBX is a next-generation cloud-based PBX solution designed for modern business needs. Operating entirely over the internet, it eliminates the need for on-site infrastructure while offering flexibility, reliability, and low operational costs.

vPBX Pricing Free Trial
Λύσεις modulus για ασφαλή και επεκτάσιμη τηλεφωνία.

What is vPBX?

The modulus vPBX (Virtual Private Branch Exchange)  is a modern cloud based PBX system that fully replaces traditional phone systems. It requires no physical hardware and operates entirely over the internet, making it a smart choice for small and medium-sized businesses looking for a flexible, cost-effective VoIP telephony solution with easy management.

Cloud PBX For Education For Public Sector With Routing Automation
vPBX Advantages

Why choose the vPBX Call Center?

Low Cost

Eliminate the need for additional servers and maintenance costs. With modulus’ cloud vPBX, you reduce calling costs, save space and money, and no extra equipment is needed since you will use your computer or phone.

Remote Work

You can access the modulus vPBX from anywhere with an internet connection which supports flexible work environments, and doesn’t require an employee’s physical presence.

Better Customer Service

modulus vPBX’s features make call routing fast and accurate, minimizing wait times and ensuring customers connect with the right department or person quickly and efficiently.

Increased Productivity

Improve internal and external communication processes with modulus’ vPBX, leading to better team collaboration and higher productivity levels throughout the organization.

Enhanced Professional Image

modulus’ vPBX cloud phone system significantly enhances your business' professional image. It ensures that every call reflects the quality and attention to detail of your brand, and contributes to a positive and memorable customer experience.

Flexibility

Choose an ideal plan for your needs, with the ability to add features or upgrade as your business grows.

Easy Transition

Achieve full functionality with modulus vPBX within one business day – simple, fast, and without delays. All that’s needed is an internet connection.

vPBX Features

Tailored to Your Needs!

Audio Messages

Use pre-recorded messages to play when customers call you, during hold times, or before the end of a call.

Time Conditions

Manage incoming calls differently based on the day and time, including official or customized holidays.

IVRs

Allow callers to choose a numeric option to direct their call.

Multiple Endpoints (terminals)

Use multiple endpoints without limits per phone number. Your subscription plan determines the number of endpoints!

Virtual Extensions

Each endpoint gets a personal 3- or 4-digit internal number for direct calls.

Ring Groups

Multiple endpoints can share the same virtual extension and ring simultaneously when receiving calls.

Music on Hold

Custom audio files that play on repeat when calls are on hold.

Queues

When all endpoints are busy, activate queues to serve callers based on priority.

Group Pick-up

Allow a group within the same Ring Group to answer each other’s calls by dialing *0.

Directed Pick-up

Answer a call intended for a specific endpoint by dialing *0 and the internal number.

Call Redirection/Flow

If one agent cannot answer, redirect the call to other destinations.

Conference Rooms

Create conference calls with 3 or more participants, with optional PIN protection.

Get the vPBX Cloud Phone System Today

vPBX Pricing Free Trial

Featured Content

Customer Story

Lifeline Hellas: Unified Call Center with VoIP & FreePBX

We provided Lifeline Hellas (Greece’s Silver Alert) with a comprehensive telephony solution, supporting remote users and call recording.
Learn More Lifeline Hellas: Unified Call Center with VoIP & FreePBX
VoIP With Routing Automation For Healthcare Providers
Customer Story

Thessaloniki Metro: Unified Call Center with VoIP & vPBX

We provided the Thessaloniki Metro with a comprehensive telephony solution, ensuring effective communication at all their construction sites.
Learn More Thessaloniki Metro: Unified Call Center with VoIP & vPBX

Implementation

Company Size

Features

Integrations

Implementation

Company Size

Features

Integrations

Recommended

modulus vPBX

Cloud-based

Small or medium businesses

  • IVR’s
  • Audio Messages
  • Queues
  • Ring Groups
  • Time Conditions

 

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3CX

Cloud-based / On-site

Medium or Large Enterprises

  • Call Recording
  • Live Chat & Messaging
  • Call Reporting
  • Web RTC Support
  • Zoho
  • Microsoft 365
  • HubSpot
  • Salesforce
  • Zendesk
See More

FreePBX

Cloud-based / On-site

Medium or Large Enterprises

  • Speech2Text
  • Dynamic Queues
  • SBS Proxy
  • Advanced Call Reporting (QueueMetrics)

Frequently asked questions

The modulus vPBX does not require a server on your premises. It consists only of terminal equipment, without the need for maintenance or gathering phones in one location. You can quickly and easily connect different branches or employees working remotely.

No, the modulus vPBX is a fully cloud-based call center that does not require any additional equipment installation. All that’s needed is a stable internet connection, and the use of your existing equipment, such as computers or mobile phones.

No, you don’t need technical knowledge. We provide the best possible service and make all the configurations for you.

No, for your convenience and better support, we handle all the settings for you.

No, at the moment, we do not support CRM integration with vPBX. For this type of connection, you can choose one of our other services: 3CX or FreePBX.

modulus vPBX is the proprietary fully managed cloud phone system developed by modulus, designed for fast deployment without technical expertise. 3CX is a commercial business communication platform with advanced features such as video calls, live chat, and Microsoft Teams integration, which modulus deploys as the only officially certified 3CX provider in Greece. FreePBX is an open-source solution ideal for technical teams seeking maximum customization flexibility. All three solutions are available through modulus.

A standard vPBX installation is usually completed within 1–2 business days. More advanced environments involving CRM integrations, multi-site connectivity, or custom IVR flows may require up to 5 business days. modulus handles the entire configuration and deployment process.

Yes. modulus vPBX fully supports multi-site business telephony deployments. All offices and branches can operate under the same cloud PBX environment, with free internal calls between locations and centralized management through a single admin portal.

In most cases, yes. modulus vPBX is compatible with SIP-enabled IP phones and existing VoIP-compatible equipment. modulus evaluates your current telephony infrastructure and recommends the most efficient migration approach.