The ecocirc 20-18 pumps can be used for hydronic heating and cooling systems, and portable water systems, and has a maximum flow of 18 GPM. The ecocirc+ 20-18 pumps have smartphone wireless connectivity. Thanks to the ecocirc+ 20-18 pumps’ ability to replace up to 70 pumps currently in the market, there’s no doubt that it’s a suitable replacement.
Performance

Features Specific to the ecocirc+ 20-18 Pumps
Control Modes
| Features | Ecocirc 20-18 | Ecocirc+ 20-18 |
| Automatic air purge | Yes |
Yes |
| Constant pressure curve (Delta p-c) |
Yes |
Yes |
| Constant pressure mode |
Yes |
Yes |
| Constant speed curve |
Yes |
Yes |
| eAdapt auto learn and night mode |
No |
Yes |
| Proportional pressure mode (Delta p-v) |
Yes |
Yes |
| T-constant temperature control mode |
No |
Yes |
Performance and Construction
| Features | Ecocirc 20-18 | Ecocirc+ 20-18 |
| Check valve included |
Yes |
Yes |
| Designed for both heating & cooling with fluid temperature of 14-230ºF |
Yes |
Yes |
| Delivers maximum performance of 20 ft of head and 18 gpm |
Yes |
Yes |
| Included shell included |
Yes |
Yes |
| Maximum power of 70W |
Yes |
Yes |
System Protections
| Feature | Ecocirc 20-18 | Ecocirc+ 20-18 |
| Complete integrated system protection (via CircGuard) |
Yes |
Yes |
Input/Output
| Features | Ecocirc 20-18 | Ecocirc+ 20-18 |
| 0-10V input only |
No |
Yes |
| 1 x external temperature sensor input |
No |
Yes |
Communication and Monitoring
| Feature | Ecocirc 20-18 | Ecocirc+ 20-18 |
| Bluetooth communication with a smartphone |
No |
Yes |
Pump Readings, Settings, and Display
| Features | Ecocirc 20-18 | Ecocirc+ 20-18 |
| Digital display panel |
No |
Yes |
| Dry run protection (via CircGuard) |
Yes |
Yes |
| Errors and work log history |
No |
Yes |
| Multi-color LED display for easy reading |
Yes |
Yes |
| Operating status notification |
No |
Yes |
| Turn knob for easy setup of the pump |
Yes |
Yes |
| Warning and alarm notification |
Yes |
Yes |
Features of the Ecocirc 20-18 and Ecocirc+ 20-18 Pumps
Adaptability
With multiple modes and a wide fluid temperature range, the pumps work in various heating and cooling applications.
Connectivity
The ecocirc+ 20-18 has Bluetooth capabilities, which allows for direct connectivity to the pump, and maximizes the hydronic system through the 0-10V input or automated energy-saving features.
Easy Maintenance
In case of maintenance, the motor assembly can be easily removed.
Efficiency
The ecocirc keeps operational costs to a minimum due to its high-efficiency variable speed ECM motor and optimized hydraulic.
Pump Protection & Blocked Rotor Resistance
The pumps are protected by CircGuard, which provides built-in dry run protection, and the patented construction from CircGuard resists blocked rotors.
Applications
There are many applications for the ecocirc 20-18 pumps and the ecocirc+ 20-18 pumps, including:
- District Heating
- Domestic Hot Water Systems
- Fresh Water Modules
- Gas Boilers
- Heat Interface Units
- Heat Pumps
- Heat Transfer Stations / Mixing Units
- Oil-Fired Boilers / Heaters
- Wood Heaters and Pallet Boilers
Bell and Gossett Distributors
As authorized Bell and Gossett distributors, we ensure prompt access to Bell and Gossett’s industry-leading solutions, which meet the various demands of clients across the areas of Austin, Houston, and San Antonio, Texas.


