100+ companies from around the world trust cOS



Your next-gen access network for agile 10G evolution

Harmonic is an industry leader for Remote PHY (R-PHY) and in Distributed Access Architectures (DAA) with the most trusted virtualized cable access solution deployed worldwide.

Our user-focused technologies are the foundation for a smarter broadband network that enables your data-driven productivity and provides an unrivaled quality of experience for your subscribers.


Flexible solutions to enable 10G PON

The cOS broadband platform supports multiple access technologies and variants of PON (XGS-PON, EPON). With third-party interoperability, there's no vendor lock-in and you can leverage existing DOCSIS infrastructures to add PON services.

Sustainably expand capacity with cOS platform

Generate massive space and power savings with reduced hardware investment. With cOS broadband platform in DAA, using remote PHY and virtualized CMTS, you gain more agile DOCSIS provisioning to ease your operations as you scale up and out.

cOS features

Leverage a smarter broadband solution to sustainably transition to the next generation of access networks.

Fully virtualized

End-to-end DAA

Full spectrum DOCSIS

Energy efficiency

Versatile deployment

cOS Central intelligence

Accelerated time to market


Turnkey deployment services

Find the right device for your architecture

Accelerate the time to market with cOS broadband platform

The leading broadband platform to deliver the next generation of high-speed internet, video, and voice services.

Ensure uptime with cOS Central

A powerful, AI-based set of cloud services to simplify your broadband network monitoring, management and operations.

Transition to next-gen broadband networks with Ripple

A robust outdoor enclosure to house multiple power supplies and remote devices to easily converge fiber and DOCSIS.

Deliver reliable high-speed broadband service with Pebble

A versatile DAA device that integrates into your DAA node or R-PHY shelf with support for variants of PON and DOCSIS.

Accelerate to 10G & deploy fiber with Jetty

A versatile remote switch for Ethernet networks to deliver FTTH and PON services using DAA.

Increase your network capacity without overbuilding with Fin OLT

A versatile and compact OLT module to plug into our remote devices for fiber-to-the-anything (FTTx) applications.

Save on power & deliver faster broadband services with Oyster

The lowest power DAA node with a small, compact design for both fiber and DOCSIS-based services.

Deliver next generation broadband services with Pebble-2

Our next-generation remote DAA device supports both FDD and FDX in DOCSIS 4.0 and 10G fiber.

Converge your data, video & legacy services with Reef

A high-density shelf to increase capacity and converge data, voice and video services in centralized and distributed architectures.

Increase your network performance & reduce hardware with Shell

A small, outdoor enclosure for DAA deployment to deliver high-speed broadband, video, and voice services.

Upgrade DOCSIS & modernize your network with Wave

A powerful remote PHY shelf to increase capacity and enable multi-gigabit broadband services.

Deliver high-speed broadband services with Pier OLT

A high-density, energy-efficient OLT shelf that increases the serviceable area of high-speed broadband networks.

Accelerate the delivery of ultra-fast broadband with Wharf Hardened Switch

A versatile, high-performance router that provides enhanced connectivity for residential broadband.

Frequently asked questions

What are the services Harmonic offers for its broadband products & solutions?

Harmonic has a team of network experts to work alongside your operators, technicians and engineers. We can support your network planning, deployment, installation, configuration, troubleshooting and maintenance 24/7 and 365 days per year.

How can I get assistance with Harmonic broadband products & solutions?

All Harmonic cOS customers have access to our state-of-the-art cOS Central platform. You'll have access to a complete set of cloud-based tools and services to simplify your cable and broadband network monitoring, management and operations.
If you need immediate support, you can either:
Cable operators are at an important crossroads. With the iCCAP or iCMTS in end-of-life and telco competition taking...
An array of challenges is revealing a hard truth about the hybrid fiber-coaxial (HFC) network: There are real business...
Legacy Systems And Network Modernization Necessity for Evolution as End of Life for Legacy Networks Looms There is a...
Latency: A Real World Concern with Serious Impact Latency is considered as the time taken for packets of data to move...
Rural areas are known – and valued – for their slower pace of life. Yet those who live in low-density population areas...
Virtualized PON enables cable operators to meet the high demand for speed, reliability, and quality of experience....
More service providers in the cable industry, including multiple systems operators (MSOs), are transitioning from...

Real customers, real results.

Let's talk broadband

Thank you for your interest in broadband with Harmonic.
Please fill out the form to start a conversation on how to bring your access network up to speed. A Harmonic representative will be in touch shortly.

Get in touch