Improve Efficiency,
Reduce Energy Costs.

A complete EC fan retrofit for your AHU fans - cut energy costs and carbon without a full unit replacement.

Aubren delivers tailored ebm-papst EC fan retrofits with integrated controls, backed by engineering support and upfront ROI + carbon impact calculations—so you can upgrade aging systems with confidence and minimal disruption.

Trusted retrofit partner for mechanical building services contractors working across pharma, healthcare, public buildings, and data centres.

Get a Site Survey + ROI Proposal

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Official Irish distribution partner for ebm-papst fan technology.

Core Benefits

Everything you need to retrofit - engineered, integrated, and supported.

Engineered retrofit design

We assess your existing system and tailor the retrofit to your site constraints so you get the best operational outcome and ROI.

Tailored AHU upgrade, premium components

Your component options include coil and panel replacements, and actuator and damper upgrades to boost performance and efficiency—extending AHU service life.

High efficiency ebm-papst fans

Reduce energy consumption by up to 50% with advanced EC fan technology.

ROI, energy and carbon—made clear upfront

Your proposal includes data-driven ROI analysis to support internal approvals and carbon/efficiency targets.

Integrated controls + smooth compatibility

Aubren combines fan hardware and advanced controls integration as one solution—integrating customised retrofit designs into existing AHU systems without major modifications.

Durability & reliability

You benefit from durable & reliable components designed for long-term performance in demanding environments.

Delivery you can rely on

Short downtime focus, engineering support on-site when needed, and aftersales service with readily available spare parts.

Winner of the Best Energy Efficiency Product and Overall Product of the Show at SEAI 2025

Aubren’s EC Fan Retrofit replaces inefficient belt-driven fans in AHUs with high-performance EC technology from ebm-papst—delivering up to 70% energy savings and cutting CO₂ emissions by half. It’s the smart retrofit choice for sustainable HVAC performance.

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How it works

A clear retrofit process—built for busy sites.

  1. Site survey & data capture

    We review the existing AHU/fan setup and what matters most: uptime, compliance, budget, performance.

  2. Engineered proposal + ROI and carbon impact

    You get a tailored design, integration approach, and estimated savings to support decisions.

  3. Design, Make, Deliver

    Your custom retrofit solutions are expertly designed & delivered.

  4. Install, commission & support

    We plan for minimal disruption, commission efficiently, and support post-install with service and parts.

Request a Survey & ROI Proposal

The value

  • Increased fan reliability and performance.
  • Reduced operating and energy costs.
  • Reduced carbon emissions.
  • Reduce maintenance costs.
  • No significant capital investment in equipment.

€M+

additional business

%+

savings

Large contractors servicing 500 AHU’s could replace 3,000 fans at a cost of €2,000. Resulting in an extra €6million worth of business from existing customers who also enjoy a saving of 40%+.

Ready to upgrade end-of-life fans without the risk of a full replacement?

Aubren delivers:

  • Clear ROI + carbon impact
  • Tailored design and integration
  • Downtime-conscious delivery
  • Engineering support + aftersales
Request My Survey & ROI Proposal
Market: Retrofit – Medical sector

65% less energy consumption

EC fan retrofits are ideal for hospitals: reliable, fast to install, and designed to minimise downtime—while delivering major energy savings. Using premium ebm-papst RadiPac EC fans, Siloam Hospitals Group in Indonesia achieved 65% energy savings. Talk to Aubren about achieving similar results.

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Market: Retrofit – Manufacturing sector

A cool 80% in energy savings

Emmi’s Suhr site in Switzerland upgraded 69 coolers by replacing AC fans with high-efficiency ebm-papst EC variants—without disrupting operations. The result: lower energy use and noise, plus improved performance and reliability. As ebm-papst’s approved integration partner, Aubren helps deliver these future-ready retrofits.

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Market: Retrofit – Residential sector

Indoor climate improved 316 times

Older AC roof fans waste energy and create noise—but you don’t need to replace the whole AHU. At Sweden’s Djingis Khan residential complex, ebm-papst upgraded 316 apartments with lightweight, low-noise EC roof fans and integrated controls, improving performance while reducing energy use, emissions, and maintenance.

Read the full story
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Award-Winning EC Fan Recognised by SEAI.

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Latest News

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