The Wilo Stratos Maxo 40/05-4 is a single wet rotor circulating pump ideal for commercial heating and air conditioning systems. Equipped with a permanent magnet EC motor, it offers superior energy efficiency and smart performance control with its automatic regulation technology.
Single circulation wet rotor smart pump
Single-phase power supply: 1~230V
PN6/10 combiflange flange connections
High efficiency permanent magnet EC motor
Automatic performance adjustment
Fluid temperature range: -10°C to +110°C
Applications: commercial heating and air conditioning
Pipe connection on the suction side DN 40 (1 1/2 in.)
Pipe connection on the pressure side DN 40 (1 1/2 inches)
Construction length L0 220 mm
Politiche per la sicurezza
(modificale nel modulo Rassicurazioni cliente)
Politiche per le spedizioni
(modificale nel modulo Rassicurazioni cliente)
Politiche per i resi
(modificale nel modulo Rassicurazioni cliente)
With its EC (Electronically Commutated) motor with permanent magnets, the Wilo Stratos Maxo 40/05-4 is designed to provide significant energy savings and automatically adapt to the demand of the plant. This maintains efficient and quiet operation, reducing consumption and operating costs.
With COMBIFLANGE PN6/10 flanged connections and 220 mm spacing, the pump is perfectly compatible with new or upgrading commercial plants. Its versatility makes it suitable for circulating water in central heating and cooling systems where continuous reliability and operational adaptability are required.
The Wilo Stratos Maxo operates in a fluid temperature range of -10°C to +110°C, making it also suitable for geothermal systems or applications in settings with varying climatic conditions.
| Type of regulation | Description |
|---|---|
| Wilo-Dynamic Adapt plus | Automatic adjustment of power to demand. Energy savings of up to 20% compared with dp-v control. |
| Constant temperature (T-cost.) | Maintains a defined temperature in the system. |
| Constant differential temperature (dT-cost.) | Control of temperature difference between flow and return. |
| Multi-Flow Adaptation | Optimization of rotational flow by communication between multiple pumps. |
| Constant flow (Q-cost.) | Maintains a constant flow rate. |
| remote dp-c | Adjustment of pressure difference at a remote point. |
| dp-c | Constant pressure difference. |
| dp-v | Variable pressure difference with nominal point option. |
| n-cost. | Constant speed. |
| PID control. | User-defined control via PID. |
| Function | Description |
|---|---|
| Energy recording | Recorded amount of heat and cold. |
| No-Flow Stop | Automatic shutdown in case of zero flow. |
| Heating/cooling mode. | Automatic, external or manual switching. |
| Q-Limit | Adjustable flow rate limitation (Qmin. and Qmax.). |
| Dual pump | Optimized operation with dp-c and dp-v, basic/standby. |
| Save settings. | Three configurable reset points. |
| Text indication | Warnings and faults in text format with guidance. |
| Venting function | Automatic venting of the rotor chamber. |
| Night reduction. | Automatic operation with Wilo-Stratos MAXO sensor. |
| Anti-locking function. | Automatic protection and fully protected motor. |
| Dry run detection. | Protection against dry running. |
| Parameter | Description |
|---|---|
| Type of regulation | Clear indication on the display |
| Reference value | Constant display |
| Flow | Current flow display |
| Temperature | Requires Stratos MAXO sensor |
| Energy consumption | Displays current and cumulative consumption |
| Active factors | Ex. STOP, No-Flow Stop |
| Component | Description |
|---|---|
| Analog inputs | 2 configurable: 0-10V, 2-10V, 0-20mA, 4-20mA, PT1000 |
| Digital inputs | 2 configurable (Ext. Off, Ext. Min, Ext. Max, etc.). |
| Relays | 2 configurable for operation and fault signaling |
| CIF module slots | Supports Modbus, BACnet, LON, PLR, CANopen interfaces |
| Wilo Net | Communication between Wilo products |
| Emergency mode | Pump works at default speed in case of an error |
| Display | 4.3" color graphic with control button |
| Bluetooth communication | For reading, configuration and reporting via Wilo-Assistant app |
| Dual pump management | Integrated, via wiring harness and Wilo Net |
| Wire break detection | Available with 2-10V or 4-20mA |
| External installation | Allowed with protection in accordance with instructions |
| Time and date | Factory set |
| Heat-insulating cover | Included for heating systems |
| Parameter | Value |
|---|---|
| Temperature of pumped liquid | -10 °C |
| Ambient temperature | -10 °C |
| Max working pressure | 10 bar |
| Minimum inlet height (at 50 °C) | 3 m |
| Minimum inlet height (at 95 °C) | 10 m |
| Minimum inlet height (at 110 °C) | 16 m |
| Parameter | Value |
|---|---|
| Energy efficiency index (EEI) | 0,19 |
| Interference emission | EN 61800-3;2004+A1;2012 / C1 |
| Interference immunity | EN 61800-3;2004+A1;2012 / C2 |
| Power consumption | 130 W |
| Minimum speed | 750 rpm |
| Maximum speed | 2600 rpm |
| Component | Material |
|---|---|
| Pump body | Cast iron |
| Rotor | PPS-GF40 |
| Shaft | Stainless steel |
| Bearing | Carbon-graphite |
| Element |
|---|
| Pump |
| Wilo connector optimized for all sizes |
| 2x M16 x 1.5 cable glands |
| 2x gaskets |
| Heat-insulating covers |
| Compact instructions for assembly and use |
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