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HEG engineer completing maintenance on a Harnitek heat pump
Ongoing renewable-energy care

Keep your renewable system working as intended.

HEG Care plans provide planned servicing, practical system reviews and clearer support for eligible solar, battery and heat-pump systems. Choose the level of ongoing attention that suits your home.

A service membership—not a vague protection promise.

Planned attention

A defined annual check or service, matched to the technology installed at your home.

Clear report

We record what was reviewed, any findings and the sensible next actions.

No hidden cover

Repairs and parts are never assumed to be included; they are quoted and agreed separately.

Care plans for the system you have.

All displayed membership prices include VAT and are paid monthly by direct debit across a 12-month agreement. Each plan starts with a sensible eligibility check.

Solar PV

Care that keeps your solar information clear.

A planned annual check, monitoring review and straightforward report for a domestic solar PV system.

Solar PV membership

Solar Care

A practical annual check for the key parts of a domestic solar PV system, supported by a clear health report.

£14.99per month

£179.88 annual equivalent · 12-month direct-debit agreement

  • Annual solar-system health check
  • Monitoring and performance review
  • Written findings and recommended actions
  • Priority booking for separately quoted repairs

Best for: Homes with solar PV and no battery storage.

Solar + Battery

One joined-up review for generation and storage.

For homes where panels, battery, inverter and monitoring work together through the day and across changing tariff windows.

Popular choice
Connected home membership

Solar + Battery Care

Annual solar care with added attention to the battery, inverter, monitoring and operating settings that link the system together.

£19.99per month

£239.88 annual equivalent · 12-month direct-debit agreement

  • Annual solar, battery and inverter health review
  • Monitoring, connectivity and visible fault-code checks
  • Performance and charging-schedule review
  • Written report and priority booking for separately quoted repairs

Best for: Homes with solar and battery storage working as one system.

Battery only

Look after the settings as well as the storage.

For eligible battery-only and AC-coupled systems that depend on sensible tariff schedules, monitoring and reliable control.

Battery-only membership

HEG Battery SmartCare

A planned annual health and tariff-settings review for an eligible single-phase battery or AC-coupled system.

£14.99per month

£179.88 annual equivalent · 12-month direct-debit agreement

  • Annual battery, controller and accessible electrical-condition check
  • Monitoring, CT/metering and communications sense check
  • Off-peak charge, discharge and reserve-setting review
  • Written report and priority booking for separately quoted repairs

Best for: Eligible single-phase battery-only or AC-coupled homes up to 15kWh.

Popular choice
Battery optimisation membership

HEG Battery SmartCare Plus

SmartCare with an additional six-month remote tariff and monitoring review where suitable access and customer consent are in place.

£19.99per month

£239.88 annual equivalent · 12-month direct-debit agreement

  • Everything in Battery SmartCare
  • Six-month remote tariff and monitoring review where available
  • Priority diagnostic booking
  • Written recommendations when tariff or usage patterns change

Best for: Battery homes using time-of-use tariffs, EV charging or higher household demand.

Heat pumps

Planned heating care, with an option to optimise.

Choose the service depth that fits your eligible Harnitek heat pump and hot-water arrangement.

HEG engineer servicing a Harnitek heat pump
Annual ASHP care

Harnitek Heat Pump Care

A planned annual service and performance check for an eligible Harnitek air-source heat pump installation.

£19.99per month

£239.88 annual equivalent · 12-month direct-debit agreement

  • Annual heat-pump service and visual condition check
  • Performance and operating-setting review
  • Written service findings
  • Priority booking for separately quoted repairs

Best for: Homes with an eligible Harnitek heat pump.

Heating and hot water care

Heat Pump + Cylinder Care

Heat Pump Care with an annual service for an eligible unvented hot-water cylinder.

£24.99per month

£299.88 annual equivalent · 12-month direct-debit agreement

  • Everything in Harnitek Heat Pump Care
  • Annual unvented-cylinder service
  • Heating and hot-water system observations
  • Written service findings and recommended actions

Best for: Homes with a Harnitek heat pump and an eligible unvented cylinder.

Popular choice
Performance-focused membership

Heat Pump Optimise

An annual Harnitek heat-pump service paired with a dedicated optimisation visit and performance review.

£29.99per month

£359.88 annual equivalent · 12-month direct-debit agreement

  • Annual heat-pump service
  • Dedicated optimisation and performance review
  • Priority booking for separately quoted repairs
  • Written recommendations for the next season

Best for: Homes that want additional attention to heating performance and settings.

Please read before you join

What a care plan does—and does not—include.

Care plans are designed to help keep an eligible system reviewed and supported. Your agreement sets out the specific system, visit scope, booking process and exclusions.

Included as relevant

  • Annual planned service or health review
  • Monitoring, settings or performance review where relevant
  • Written findings and recommended actions
  • Priority booking for separately quoted repair work

Not included automatically

  • Replacement batteries, inverters, controllers or other parts
  • Battery degradation, warranty decisions or tariff savings
  • Emergency or out-of-hours attendance
  • Repairs or remedial work not stated in your agreement

Already have a system installed?

Eligibility depends on your installed equipment, condition, location and service history. Third-party battery systems need a Takeover and Settings Assessment before any ongoing membership can be confirmed.

Check my eligibility