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| Product design type | Glandless premium smart-pump | Glandless standard high-efficiency pump | Existing pump |
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| Description | |
| Product description | Stratos MAXO 25/0,5-6 PN 10 | Yonos MAXO 25/0,5-7 PN 10 | CS 2-70-2 |
| Article number | 2164568 | 2120639 | - |
| Series | Wilo-Stratos MAXO | Wilo-Yonos MAXO | - |
| Mains connection | 1~230 V ±10%, 50/60 Hz | 1~230 V ±10%, 50/60 Hz | - |
| Port-to-port length l0 | 180 mm | 180 mm | 180 mm |
| Pump connection | G 1½ | G 1½ | - |
| Pump connection (alternative designation) | RP 1 | RP 1 | - |
| DN 25 | DN 25 | - |
| Display | Graphic colour display (4.3 inches) | LED segment display | - |
| Comment | Fits without modifications
Check electrical connection | Fits without modifications
Check electrical connection | - |
| Result summary | |
| Variable criteria | |
| Designation comparison pump | TOP-S 25/7 (3~400/230 V, PN 10) | - | - |
| 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 | - |
| 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 | - | - |
| Constant speed (n-const.) | - | - |
| - | Constant speed (3 speed stages) | - |
| 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 | - | - |
| Parallel operation | - | - |
| - | Main/Standby (with Connect Module Yonos MAXO) | - |
| Measurement value logging | Heat and cooling capacity measurement | - | - |
| Display | Setpoint | Setpoint | - |
| 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) | - | - |
| - | Fault signals (error codes) | - |
| 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 | Yes | As accessory | - |
| Cold water insulation shell | As accessories | - | - |
| Quick electrical connection | Wilo Connector | Wilo plug | - |
| 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 | SSM | - |
| SBM | - | - |
| Digital input | Ext. OFF | - | - |
| Ext. MIN | - | - |
| Ext. MAX | - | - |
| MANUAL (BMS-OFF) | - | - |
| Key lock | - | - |
| Switchover between heating/cooling mode | - | - |
| - | Ext. OFF (via accessories Wilo-Connect module Yonos MAXO) | - |
| 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 | 1 | 1 |
| Mains connection | 1~230 V, 50/60 Hz | 1~230 V, 50/60 Hz | - |
| Energy efficiency index (EEI) | ≤0.18 | ≤0.20 | - |
| Min current Imin | 0.11 A | 0.08 A | - |
| Max current Imax | 0.95 A | 1 A | - |
| Rated power P2 | 114 W | 85 W | - |
| Min. speed nmin | 750 1/min | 1000 1/min | - |
| Max. speed nmax | 3050 1/min | 3700 1/min | - |
| Power consumption P1 min | 7 W | 5 W | - |
| Power consumption P1 max | 135 W | 120 W | - |
| Emitted interference | EN 61800-3;2004+A1;2012 /residential area (C1) | EN 61800-3;2004+A1;2012 /residential area (C1) | - |
| Interference resistance | EN 61800-3;2004+A1;2012 /industrial environment (C2) | EN 61800-3;2004+A1;2012 /industrial environment (C2) | - |
| Insulation class | F | F | - |
| Protection class | IPX4D | IPX4D | - |
| Materials | |
| Material | Grey cast iron | Grey cast iron | - |
| Impeller | PPS-GF40 | PPE/PS-GF30 | - |
| Shaft | Stainless steel | Stainless steel | - |
| Bearing | Carbon-graphite | Carbon-graphite | - |
| Pipe connection | |
| Inlet connection | G 1½ | G 1½ | G 1½ |
| PN connection on suction side | PN 10 | PN 10 | PN 10 |
| Outlet connection | G 1½ | G 1½ | G 1½ |
| PN connection on discharge side | PN 10 | PN 10 | PN 10 |
| Dimension, weight | |
| Length with packaging | 400 mm | 300 mm | - |
| Length L | 335 mm | 203 mm | - |
| Height with packaging | 263 mm | 394 mm | - |
| Height H | 180 mm | 224 mm | - |
| Width with packaging | 300 mm | 200 mm | - |
| Width W | 210 mm | 105 mm | - |
| Gross weight, approx. m | 8.3 kg | 5.8 kg | - |
| Net weight, approx. m | 7.2 kg | 4.5 kg | - |
| Ordering information | |
| Product description | Stratos MAXO 25/0,5-6 PN 10 | Yonos MAXO 25/0,5-7 PN 10 | CS 2-70-2 |
| Brand | Wilo | Wilo | Ruetschi |
| EAN number | 4048482699363 | 4048482235868 | - |
| Article number | 2164568 | 2120639 | - |
