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| Product design type | Glandless standard high-efficiency pump | Glandless standard pump | Glandless premium smart-pump | Existing pump |
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| Description | |
| Product description | Yonos MAXO 25/0,5-7 PN 10 | TOP-S 25/5 (3~400/230 V, PN 10) | Stratos MAXO 25/0,5-6 PN 10 | V 235 RY 3~ |
| Article number | 2120639 | 2044010 | 2164568 | - |
| Series | Wilo-Yonos MAXO | Wilo-TOP-S | Wilo-Stratos MAXO | - |
| Mains connection | 1~230 V ±10%, 50/60 Hz | 3~400 V ±10%, 50 Hz | 1~230 V ±10%, 50/60 Hz | - |
| Port-to-port length | 180 mm | 180 mm | 180 mm | 180 mm |
| Pump connection | G 1½ | G 1½ | G 1½ | - |
| Pump connection (alternative designation) | RP 1 | RP 1 | RP 1 | - |
| DN 25 | DN 25 | DN 25 | - |
| Display | LED segment display | No display | Graphic colour display (4.3 inches) | - |
| Comment | Fits without modifications
Check electrical connection | Fits without modifications | Fits without modifications
Check electrical connection | - |
| Function | |
| Control mode | Δp-v for variable differential pressure | - | Δp-v for variable differential pressure | - |
| Δp-c for constant differential pressure | - | Δp-c for constant differential pressure | - |
| Constant speed (3 speed stages) | - | - | - |
| - | Constant speed (n-const.) | Constant speed (n-const.) | - |
| - | - | Q limit for limiting the maximum volume flow | - |
| - | - | Dynamic Adapt plus | - |
| - | - | ΔT-const. for constant differential temperature control | - |
| - | - | T-const. for constant temperature control | - |
| - | - | Constant Q for constant volume flow control | - |
| - | - | Multi Flow Adaptation | - |
| - | - | Δ T-const. for constant differential temperature control | - |
| - | - | User-defined PID control | - |
| Special features of the series | - | - | Heating/Cooling switching | - |
| - | - | Night set back | - |
| - | - | Heat quantity measurement | - |
| - | - | Cooling quantity measurement | - |
| - | - | Key locking function | - |
| - | - | No-Flow Stop | - |
| - | - | Reset function to factory setting | - |
| - | - | Adjustable volume flow limiter | - |
| - | - | Ability to save and restore configured pump settings (3 restoration points) | - |
| - | - | Fault message and warning message in plain text including suggested remedy | - |
| Multi pump operation | Main/Standby (with Connect Module Yonos MAXO) | - | - | - |
| - | - | Main/Standby | - |
| - | - | Parallel operation | - |
| Measurement value logging | - | - | Heat and cooling capacity measurement | - |
| Display | Setpoint | - | Setpoint | - |
| Fault signals (error codes) | - | - | - |
| - | - | Actual delivery head | - |
| - | - | Actual volume flow | - |
| - | - | Actual power consumption | - |
| - | - | Energy consumption | - |
| - | - | Temperature (version “-R7”: current fluid temperature possible with Stratos MAXO temperature sensor) | - |
| - | - | Warning messages in plain text (display status: yellow) | - |
| - | - | Error messages in plain text (display: red) | - |
| - | - | Pump venting (display status: blue) | - |
| - | - | Control mode | - |
| - | - | Active influences (e.g. STOP) | - |
| Display (can also be selected) | - | - | Speed | - |
| - | - | Heating quantity | - |
| - | - | Cooling quantity | - |
| - | - | Operating hours | - |
| - | - | Mains voltage | - |
| - | - | Warning message | - |
| - | - | Error message | - |
| Pump venting function | - | - | Yes | - |
| Dry-running detection | - | - | yes | - |
| Equipment | |
| Thermal insulation shell | As accessory | - | Yes | - |
| Cold water insulation shell | - | - | As accessories | - |
| Quick electrical connection | Wilo plug | - | Wilo Connector | - |
| Blocking-current proof motor | yes | - | yes | - |
| Particle filter | yes | - | yes | - |
| Key lock | - | - | yes | - |
| Fluid temperature sensor | - | - | Integrated | - |
| Connectivity | |
| Analogue signal as standard | - | - | 0-10 V | - |
| - | - | 2-10 V | - |
| - | - | 4-20 mA | - |
| - | - | 0-20 mA | - |
| - | - | PT1000 | - |
| Digital output | SSM/SBM (via accessories Connect module Yonos MAXO) | - | - | - |
| - | - | SSM | - |
| - | - | SBM | - |
| Digital input | Ext. OFF (via accessories Wilo-Connect module Yonos MAXO) | - | - | - |
| - | - | Ext. OFF | - |
| - | - | Ext. MIN | - |
| - | - | Ext. MAX | - |
| - | - | MANUAL (BMS-OFF) | - |
| - | - | Key lock | - |
| - | - | Switchover between heating/cooling mode | - |
| Bus communication via additional accessories | - | - | BACnet MS/TP | - |
| - | - | LON | - |
| - | - | Modbus RTU | - |
| - | - | CANopen | - |
| - | - | PLR | - |
| - | - | BACnet IP | - |
| - | - | Modbus TCP | - |
| Access via the Wilo-Assistant app | - | - | Yes | - |
| Connection for Wilo-Smart Cloud | - | - | Via Wilo-Smart Gateway | - |
| wire data exchange and remote operation | - | - | Bluetooth | - |
| Motor data | |
| Phases | 1 | 3 | 1 | 3 |
| Mains connection | 1~230 V, 50/60 Hz | 3~400 V, 50 Hz | 1~230 V, 50/60 Hz | 3~400 V, 50 Hz |
| Energy efficiency index (EEI) | ≤0.20 | - | ≤0.18 | - |
| Min current | 0.08 A | - | 0.11 A | - |
| Max current | 1 A | - | 0.95 A | - |
| Rated power | 85 W | 50 W | 114 W | - |
| Min. speed | 1000 1/min | - | 750 1/min | - |
| Max. speed | 3700 1/min | 2650 1/min | 3050 1/min | - |
| Power consumption | 5 W | - | 7 W | - |
| Power consumption | 120 W | 150 W | 135 W | - |
| Emitted interference | EN 61800-3;2004+A1;2012 /residential area (C1) | EN 61000-6-3 | EN 61800-3;2004+A1;2012 /residential area (C1) | - |
| Interference resistance | EN 61800-3;2004+A1;2012 /industrial environment (C2) | EN 61000-6-2 | EN 61800-3;2004+A1;2012 /industrial environment (C2) | - |
| Electromagnetic compatibility | - | EN 61800-3 | - | - |
| Insulation class | F | H | F | - |
| Protection class | IPX4D | IPX4D | IPX4D | - |
| Materials | |
| Bearing | Carbon-graphite | Carbon-graphite | Carbon-graphite | - |
| Pipe connection | |
| Inlet connection | G 1½ | G 1½ | G 1½ | G 1½ |
| PN connection on suction side | PN 10 | PN 10 | PN 10 | PN 10 |
| Outlet connection | G 1½ | G 1½ | G 1½ | G 1½ |
| PN connection on discharge side | PN 10 | PN 10 | PN 10 | PN 10 |
| Dimension, weight | |
| Length with packaging | 300 mm | 270 mm | 400 mm | - |
| Length | 203 mm | 180 mm | 335 mm | - |
| Height with packaging | 394 mm | 215 mm | 263 mm | - |
| Height | 224 mm | 215 mm | 180 mm | - |
| Width with packaging | 200 mm | 178 mm | 300 mm | - |
| Width | 105 mm | 176 mm | 210 mm | - |
| Gross weight, approx. | 5.8 kg | 4.6 kg | 8.3 kg | - |
| Net weight, approx. | 4.5 kg | 4.1 kg | 7.2 kg | - |
| Ordering information | |
| Product description | Yonos MAXO 25/0,5-7 PN 10 | TOP-S 25/5 (3~400/230 V, PN 10) | Stratos MAXO 25/0,5-6 PN 10 | V 235 RY 3~ |
| Brand | Wilo | Wilo | Wilo | Lowara/Xylem |
| EAN number | 4048482235868 | 4016322647348 | 4048482699363 | - |
| Article number | 2120639 | 2044010 | 2164568 | - |
