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Heat pumps · IE

CTC EcoPart 616M

CTC EcoPart 616M
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The CTC EcoPart 616M is a heat pump with SCOP (35 °C) 5.1 and refrigerant R407C.1,2

Last updated: Technical specificationsRules in Ireland⇄ Compare this model
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SCOP (35 °C)
5.12

Seasonal efficiency: how much heat you get per kWh of electricity across a heating season.

Refrigerant
R407C1
Official source
Type (source)
Ground source1
Official source
Rated output 35 °C
16kW2
Official source
Rated output 55 °C
16kW2
Official source
IE

Rules in Ireland

SEAI Heat Pump System Grant

Check conditions

€14,5003Maximum for a house, incl. €2,000 boiler scrappage

Up to €14,500 for a house (€11,500 for an apartment), including a €2,000 boiler scrappage grant when an oil, gas, solid-fuel or storage-heater system is removed. Homes built before 2007 need a technical assessment (€200 grant) unless the BER shows a Heat Loss Indicator of 2.3 or less. Installation is charged at 9% VAT.4

  • The heat pump must be listed on SEAI's Home Appliance Register of Performance (HARP) and installed by an SEAI-registered contractor.
  • Home built and occupied before 2021, with an MPRN; grant approval before any work starts and a BER assessment afterwards.

Heat pumps: grants and rules in Ireland →

Technical specifications

General
Type (source)Ground source1
Performance
Rated output 35 °C16 kW2
Rated output 55 °C16 kW2
Efficiency
SCOP (35 °C)5.12
SCOP (55 °C)3.932
Seasonal efficiency ηs 35 °C201 %2
Seasonal efficiency ηs 55 °C154 %2
Energy label 35 °CA+++2
Energy label 55 °CA+++2
Noise
Indoor unit sound power40 dB(A)2
Refrigerant
RefrigerantR407C1
Refrigerant GWP1,7741
Refrigerant charge2.2 kg1

How it ranks

SCOP (35 °C): better than 43% of comparable models in our database (Heat pumps · Ground source · ≥ 14 kW; n = 123).

Rank 70 of 124

Compared with every model on VersusIndex in the same group with a known value; equal values do not count as better. This says nothing about price, installation or reliability.

Variants

This model is registered in 2 combinations (for example with a different indoor unit or cylinder) with exactly the same performance. All figures on this page apply to each of these types. The part of the type number that differs is in bold; small differences (e.g. cylinder volume or anode) are listed after it:

  • EcoPart 616M
  • EcoPart i616M

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Other brands, same type and a comparable size.

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How we collect and check this data →

Frequently asked questions

What is the SCOP (35 °C) of the CTC EcoPart 616M?

The SCOP (35 °C) of the CTC EcoPart 616M is 5.1.1,2

Which refrigerant does the CTC EcoPart 616M use?

The refrigerant of the CTC EcoPart 616M is R407C.1,2

How much SEAI grant can you get for the CTC EcoPart 616M?

Up to €14,500 with the SEAI Heat Pump System Grant, including €2,000 boiler scrappage when an oil, gas, solid-fuel or storage-heater system is removed (€11,500 for an apartment). The home must be built and occupied before 2021, the heat pump must be on SEAI's HARP register and you need grant approval before work starts.1,2

Sources

  1. Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026
  2. European Product Registry for Energy Labelling (EPREL) – heat pumps — Europese Commissie · accessed 15 Oct 2026
  3. Heat Pump System Grants — SEAI · accessed 4 Oct 2026
  4. Heat pump heating system (VAT) — Revenue · accessed 4 Oct 2026