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| Product design type | Glandless standard high-efficiency pump | Glandless premium smart-pump | Glandless standard pump | Existing pump |
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| Description | |
| Product description | Yonos MAXO 40/0,5-12 PN 6/10 | Stratos MAXO 40/0,5-12 PN6/10 | TOP-S 40/7 (1~230 V, PN 6/10) | B50/250-40M |
| Article number | 2120647 | 2164584 | 2080042 | 505812041 |
| Series | Wilo-Yonos MAXO | Wilo-Stratos MAXO | Wilo-TOP-S | - |
| Mains connection | 1~230 V ±10%, 50/60 Hz | 1~230 V ±10%, 50/60 Hz | 1~230 V ±10%, 50 Hz | - |
| Port-to-port length | 250 mm | 250 mm | 250 mm | 250 mm |
| Pump connection | DN 40 | DN 40 | DN 40 | - |
| Display | LED segment display | Graphic colour display (4.3 inches) | No display | - |
| Comment | Change piping | Change piping | Change piping | - |
| 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) | - | - | - |
| - | 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 (n-const.) | - |
| 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 | 1 | 1 | 1 |
| Mains connection | 1~230 V, 50/60 Hz | 1~230 V, 50/60 Hz | 1~230 V, 50 Hz | 1~230 V, 50 Hz |
| Energy efficiency index (EEI) | ≤0.20 | ≤0.17 | - | - |
| Min current | 0.17 A | 0.2 A | - | - |
| Max current | 2.4 A | 2.49 A | - | - |
| Rated power | 450 W | 479 W | 180 W | - |
| Min. speed | 950 1/min | 650 1/min | - | - |
| Max. speed | 4600 1/min | 3600 1/min | 2650 1/min | - |
| Power consumption | 15 W | 10 W | - | - |
| Power consumption | 550 W | 570 W | 390 W | - |
| Emitted interference | EN 61800-3;2004+A1;2012 /residential area (C1) | EN 61800-3;2004+A1;2012 /residential area (C1) | EN 61000-6-3 | - |
| Interference resistance | EN 61800-3;2004+A1;2012 /industrial environment (C2) | EN 61800-3;2004+A1;2012 /industrial environment (C2) | EN 61000-6-2 | - |
| Electromagnetic compatibility | - | - | EN 61800-3 | - |
| Insulation class | F | F | H | - |
| Protection class | IPX4D | IPX4D | IPX4D | - |
| Materials | |
| Material | Grey cast iron | Grey cast iron | Grey cast iron | - |
| Impeller | PPS-GF40 | PPS-GF40 | PP-LGF50 | - |
| Shaft | Stainless steel | 1.4028, DLC-coated | Stainless steel | - |
| Bearing | Carbon-graphite | Carbon, antimony-impregnated | Carbon-graphite | - |
| Pipe connection | |
| Inlet connection | DN 40 | DN 40 | DN 40 | DN 40 |
| PN connection on suction side | PN 6/10 | PN 6/10 | PN 6/10 | - |
| Outlet connection | DN 40 | DN 40 | DN 40 | DN 40 |
| PN connection on discharge side | PN 6/10 | PN 6/10 | PN 6/10 | - |
| Dimension, weight | |
| Length with packaging | 600 mm | 600 mm | 350 mm | - |
| Length | 277 mm | 410 mm | 250 mm | - |
| Height with packaging | 400 mm | 394 mm | 260 mm | - |
| Height | 326 mm | 250 mm | 273 mm | - |
| Width with packaging | 394 mm | 400 mm | 225 mm | - |
| Width | 151 mm | 239 mm | 204 mm | - |
| Gross weight, approx. | 14.9 kg | 19.9 kg | 12.5 kg | - |
| Net weight, approx. | 13 kg | 16.4 kg | 11 kg | - |
| Ordering information | |
| Product description | Yonos MAXO 40/0,5-12 PN 6/10 | Stratos MAXO 40/0,5-12 PN6/10 | TOP-S 40/7 (1~230 V, PN 6/10) | B50/250-40M |
| Brand | Wilo | Wilo | Wilo | DAB |
| EAN number | 4048482235943 | 4048482699608 | 4016322936961 | - |
| Article number | 2120647 | 2164584 | 2080042 | 505812041 |
