EFFICIENT PERFORMANCE AND SIMPLE OPERATION
InverECO is powered by InverMAC Technology, Madimack’s enhanced inverter technology, enabling optimised control of the pump’s motor. The result is dramatic reduction in energy consumption and reduction in operating noise. For backwashing purposes, the InverECO can operate at 100% speed, in contrast, when used during daily filtration, which requires a reduced flow rate, the eco inverter heat pump aligns and drops its operating rate.
Double Energy Saving
InverEco runs at full speed at the beginning of the season to heat your pool faster. Once close to reaching set temperature, it will adjust to low speed operation and maintain stable temperature throughout the season. lnverEco will achieve double energy saving compared to single-speed On/Off heat pumps.
COP UP TO 11.6
Based on the principle of low speed performance, lnverEco can achieve a COP of up to 11.6 when operating a 20% capacity.
Ultra quiet solution

Madimack’s enhanced inverter technology, InverMAC, is engineered to support inverter motor operation. The inclusion of product specific proprietary technology allows for precise control of motor speed and energy usage across our range. InverMAC technology supports Madimack’s overall position of unrivalled innovation, sustainability and performance. By incorporating inverter motor technology in creative and unique ways, Madimack is leading the way in the development of energy-efficient products.
Quiet achiever
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Boost & Silence
Switch between Boost mode to heat your pool faster, and Silence mode when quieter operation is preferred.
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Heat & Cool
With integrated heating and cooling into a single unit, enjoy your swimming pool any season of the year.
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Soft Start
lnverEco will start from 0 amps and increase steadily to protect your electrical system.
Other features
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Dedicated pool heating inverter control system
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Optional Wi-Fi module and smart app
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Electronic expansion valve technology
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Twisted titanium heat exchanger
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Twin-rotary Inverter compressor
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Down to 32°F operation temperature
Get in touch
Complete the contact form and a Madimack team member will be in touch. Don't forget to review the full suite of products and services on our website www.madimack.com/us
| Model | InverEco 32,000 | InverEco 40,000 | InverEco 50,000 | InverEco 66,000 |
|---|---|---|---|---|
| Model Number | IEAC320 | IEAC400 | IEAC500 | IEAC660 |
| SKU | INVECO320 | INVECO400 | INVECO500 | INVECO660 |
| PERFORMANCE CONDITION: AIR 80°F / WATER 80°F / HUMIDITY 80% | ||||
| Heating capacity (BTU) | 32,000 | 37,000 | 46,000 | 61,000 |
| COP Range | 6.4 | 5.8 | 6 | 6 |
| PERFORMANCE CONDITION: AIR 80°F / WATER 80°F / HUMIDITY 63% | ||||
| Heating capacity (BTU) | 30,000 | 36,000 | 44,000 | 57,500 |
| COP Range | 6 | 5.4 | 5.7 | 5.6 |
| PERFORMANCE CONDITION: AIR 50°F / WATER 80°F / HUMIDITY 63% | ||||
| Heating capacity (BTU) | 16,000 | 19,500 | 19,000 | 25,000 |
| COP Range | 4 | 3.9 | 4.1 | 4.9 |
| TECHNICAL SPECIFICATIONS | ||||
| Cooling capacity (BTU) | 16,800 | 19,600 | 21,500 | 27,000 |
| Temperature set point range (°F/ °C) | 64~104/ 18~40 | |||
| Operating air temperature (°F/ °C) | 32~109/ 0–42.8 | |||
| Heat exchanger | Titanium in PVC | |||
| Power supply | 208V ~ 230V/1 Ph/60Hz | |||
| Electrical Connection | Hardwired (3 x 12 AWG/ 3 x 4.0 mm2) |
Hardwired (3 x 12 AWG/ 3 x 4.0 mm2) |
Hardwired (3 x 10 AWG/ 3 x 6.0 mm2) |
Hardwired (3 x 10 AWG/ 3 x 6.0 mm2) |
| Minimum Circuit Ampacity (MCA) | 15 | 15 | 25 | 25 |
| Max. Rating Overcurrent Protection (MOP) | 20 | 20 | 25 | 25 |
| Rated input power (kW) at air 80°F | 0.27~1.42 | 0.37~1.87 | 0.43~2.41 | 0.54~3.37 |
| Rated input current (A) at air 80°F | 1.17~6.17 | 1.81~8.13 | 1.87~10.43 | 2.35~14.65 |
| Maximum input current (A) | 10.8 | 10.8 | 12.8 | 16.8 |
| Sound level at 10ft dB(A) | 33.2 ~ 45.0 | 33.8 ~ 45.2 | 34.7 ~ 45.8 | 38.4 ~ 47.1 |
| Advised water flux/flow ±20% (GPM/LPM) | 13.2 ~ 17.7/50 ~ 67 | 17.7 ~ 26.4/67 ~ 100 | 21.9 ~ 30.6/83 ~ 116 | 28.5 ~ 37.5/108 ~ 142 |
| Water pressure drop(Kpa) | 3 | 3 | 3.5 | 4 |
| Water connection (inch/ mm) | 1.5"/ 40 mm | |||
| Refrigerant Gas | R410A | |||
| Net dimension LxWxH (inch/ mm) | 37.6” × 12.5” × 25.5”/ 954 × 318 × 647 |
37.6” × 12.5” × 25.5”/ 954 × 318 × 647 |
37.6” × 12.5” × 25.5”/ 954 × 318 × 647 |
37.6” × 15.3” × 25.5”/ 954 × 388 × 648 |
| Net weight (lb/kg) | 108/ 49 | 108/ 49 | 123.5/ 56 | 141.1/ 64 |
| Gross weight (lb/kg) | 125.7/ 57 | 125.7/ 57 | 141.1/ 64 | 160.9/ 73 |
| Packaging dimension LxWxH (inch/ mm) | 40.9” × 14.8” × 26.4”/ 1040 × 375 × 670 |
40.9” × 14.8” × 26.4”/ 1040 × 375 × 670 |
37.6” × 12.5” × 25.5”/ 954 × 318 × 647 |
37.6” × 15.3” × 25.5”/ 954 × 388 × 648 |
* The data above is only for reference. For specific data, please refer to the nameplate on the unit.