Air Source Heat Pumps

Parts for Air Source Heat Pumps

At Varmetec, we supply an extensive range of spare parts for all leading brands of air source heat pumps, helping you keep your renewable heating system running efficiently and reliably. As one of the UK’s trusted heat pump parts specialists, we stock genuine components from major manufacturers such as NIBE, Mitsubishi Electric, Daikin, Samsung, LG, Vaillant, and Stiebel Eltron.

Air source heat pumps are designed for long-term performance, but like any heating system, they require occasional maintenance or replacement parts to maintain efficiency. From compressors, expansion valves, and sensors to fans, controllers, and PCB boards, Varmetec provides the essential components needed for professional repairs and servicing. Every part we supply meets manufacturer standards to ensure compatibility, performance, and reliability.

We work closely with installers, service engineers, and homeowners to ensure fast access to the right parts — backed by expert support and nationwide delivery. Whether you need a replacement sensor for a Daikin unit, a control board for a Mitsubishi system, or general maintenance components, you’ll find them in our carefully curated range.

At Varmetec, we’re committed to supporting the growing UK renewable heating market by making it easier than ever to source genuine spare parts for air source heat pumps. Keep your system running at peak efficiency with quality parts you can trust.

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159 products

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  • Anti-Freeze Valve - 108301

    Regular price £45.89 GBP
    Regular price Sale price £45.89 GBP
    Anti-Freeze Valve - 108301
  • Soft Start - MCI 12 CH-M - 3-Phase

    Regular price £248.16 GBP
    Regular price £310.21 GBP Sale price £248.16 GBP
    Soft Start - MCI 12 CH-M - 3-Phase
    Sold out
  • Alfa Laval Heat Exchanger ACH-30EQ-80H-F

    Regular price £199.99 GBP
    Regular price Sale price £199.99 GBP
    Alfa Laval Heat Exchanger ACH-30EQ-80H-F
    Sold out
  • Nibe Contactor - 518734

    Regular price £69.99 GBP
    Regular price Sale price £69.99 GBP
    Nibe Contactor - 518734
  • Nibe Control Card with display - 518693

    Regular price £89.99 GBP
    Regular price £404.17 GBP Sale price £89.99 GBP
    Nibe Control Card with display - 518693
    Sold out
  • Mixing Valve Motor - Nibe 424509

    Regular price £89.89 GBP
    Regular price Sale price £89.89 GBP
    Mixing Valve Motor - Nibe 424509
    Sold out
  • Nibe Soft Start Relay, 3 Phase - 418294

    Regular price £392.79 GBP
    Regular price Sale price £392.79 GBP
    Nibe Soft Start Relay, 3 Phase - 418294
    Sold out
  • ESBE Mixing Valve with kit ARA655

    Regular price £270.23 GBP
    Regular price Sale price £270.23 GBP
    ESBE Mixing Valve with kit ARA655
    Sold out
  • Mitsubishi Electric heat pump Controller and module - PAC-IF031 B-E

    Regular price £450.00 GBP
    Regular price £579.99 GBP Sale price £450.00 GBP
    Mitsubishi Electric heat pump Controller and module - PAC-IF031 B-E
    Sold out
  • Daikin Madoka Wired Controller - BRC1HHDAK

    Regular price £79.99 GBP
    Regular price Sale price £79.99 GBP
    Daikin Madoka Wired Controller - BRC1HHDAK
    Sold out
  • Hitachi Controller - PC-ARFH1E/H-0212

    Regular price £55.00 GBP
    Regular price £60.00 GBP Sale price £55.00 GBP
    Hitachi Controller - PC-ARFH1E/H-0212
    Sold out
  • Mitsubishi Controller Board - T7W GJO 315

    Regular price £369.96 GBP
    Regular price Sale price £369.96 GBP
    Mitsubishi Controller Board - T7W GJO 315
  • Hitachi Inverter PCB - E03220

    Regular price £847.43 GBP
    Regular price Sale price £847.43 GBP
    Hitachi Inverter PCB - E03220
    Sold out
  • Hitachi Noise Filter PCB - P26740

    Regular price £99.89 GBP
    Regular price £301.26 GBP Sale price £99.89 GBP
    Hitachi Noise Filter PCB - P26740
    Sold out
  • Samsung Main Outdoor PCB - DB93-12383B

    Regular price £199.89 GBP
    Regular price Sale price £199.89 GBP
    Samsung Main Outdoor PCB - DB93-12383B
    Sold out
  • Samsung MIM-E03EN Circuit Board ONLY

    Regular price £289.99 GBP
    Regular price Sale price £289.99 GBP
    Samsung MIM-E03EN Circuit Board ONLY
    Sold out

What Our Customers Say

At Varmetec, we take pride in delivering reliable service, genuine components, and expert support that our customers can depend on. From installers and service engineers to homeowners and renewable energy specialists, our clients trust us to keep their systems performing at their best. Here’s what they have to say about working with Varmetec.

We’ve relied on Varmetec for all our heat pump parts over the past year, and their service has been exceptional. Orders arrive quickly, the parts are always genuine, and the team’s technical knowledge saves us valuable time on site. A dependable partner for any installer.

James H., Renewable Energy Engineer, Bristol

Finding the right replacement parts for our NIBE system used to be a challenge — until we discovered Varmetec. Their website made it easy to identify what we needed, and the parts arrived within two days. Great service, clear communication, and genuine components.

Laura P., Homeowner, Surrey

As a heat pump service engineer, speed and accuracy are everything. Varmetec consistently provides the right components when I need them most. Their support team knows the products inside out — it’s refreshing to deal with people who genuinely understand the industry.

Mark D., Heating Specialist, Manchester

Varmetec has become our go-to supplier for large-scale renewable projects. Their stock availability and delivery reliability have been excellent, even for less common parts. A professional company that’s truly committed to supporting the UK’s renewable heating market.

Sarah L., Project Manager, Sustainable Developments Ltd