

Ariston
NUOS PLUS WiFi 250
The NUOS PLUS WiFi 250 is a high-capacity, high-efficiency heat-pump water heater designed for large households and light-commercial applications. With an impressive 250-liter tank and inverter heat-pump technology, it delivers up to 75% energy savings compared to traditional electric heaters. Integrated WiFi connectivity allows users to remotely control temperature, scheduling, and consumption, making it an ideal solution for modern, energy-optimised hot-water systems.
SKU - ARNUPL250
€2.846,76
€2.846,77
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Product Details
| Parameter | Value |
|---|---|
| Product Name | NUOS PLUS WiFi 250 |
| Capacity | 250 L |
| Type | Floor-standing heat-pump water heater |
| Technology | Inverter air-to-water heat pump + electric backup |
| Connectivity | Built-in WiFi (app control) |
| Refrigerant | R134a |
| Energy Class | A+ |
| COP | ~2.7–3.0 (model-dependent) |
| Operating Modes | Auto, Boost, Green, Programmed, Anti-Legionella |
| Noise Level | Low-noise operation |
| Air Intake | Ductable (model dependent) |
| Power Supply | 230V single-phase |
| Applications | Large residential homes, villas, small commercial premises |
| Key Features | Large hot-water capacity, high efficiency, remote management, smart scheduling |
