De Dietrich Vivadens MCR 19/24 MI Condensing Boiler | Specs & Features
Description
De Dietrich Vivadens MCR 19/24 MI Wall-Hung Condensing Combi Boiler
The De Dietrich Vivadens MCR 19/24 MI is an ultra-compact, high-efficiency wall-hung condensing gas boiler designed for small-to-medium homes and modern apartments. Delivering 19 kW nominal output for space heating and up to 20 kW for instant domestic hot water (DHW), this next-generation combi boiler balances minimal gas consumption, whisper-quiet operation, and long-term reliability.
Key Technical Specifications
| Technical Parameter | Specification / Value |
| Boiler Type | Wall-hung gas condensing combi (Heating + Instant DHW) |
| Nominal Heat Output (Prated) | 19 kW |
| Useful Output at High Temp (80/60 °C) | 2.9 – 19.0 kW |
| Useful Output at Low Temp (50/30 °C) | 3.2 – 20.8 kW |
| Useful Efficiency at 30% Partial Load (eta_1) | 98.8% |
| Seasonal Space Heating Efficiency (eta_s) | 94% |
| DHW Energy Efficiency (eta_wh) | 89% (Declared Load Profile: XL) |
| Modulation Range | 10% to 100% |
| Nitrogen Oxide (NOx) Emissions | 20 mg/kWh |
| Natural Gas G20 Consumption (min / max) | 0.32 / 2.54 m³/h |
| Sound Power Level (Indoor LWA) | 50 dB(A) |
| Expansion Vessel Capacity | 8 Liters |
| Net Weight (empty / filled) | 28.5 kg / 31.0 kg |
Key Features & Benefits
E-PILOT Smart Control System
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User-Friendly Interface: Intuitive control panel featuring clear text navigation and quick switching between operating modes
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Real-Time Diagnostics: Permanent digital display of system water pressure
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Smart Connectivity: Fully compatible with smart room thermostats and cloud-connected sensors, eliminating the need for an external outdoor sensor
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Energy Metering: Built-in energy consumption monitoring for maximum cost control
Next-Generation Combustion & Eco Readiness
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Ultra-Wide Modulation (10% to 100%): Automatically adjusts heat output to match your home's exact heating demand, significantly reducing gas consumption and wear on internal components
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Hydrogen Ready (20% H2): Future-proofed to run on natural gas blended with up to 20% Hydrogen
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Quiet & Compact: Soundproofed casing for near-silent operation
Heavy-Duty Hydraulic Construction
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Stainless Steel Heat Exchanger: Monocoil stainless steel heat exchanger ensures superior corrosion resistance and high thermal transfer
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Brass Hydroblock: Built with a full brass hydraulic assembly and copper internal piping for maximum longevity
Instant Domestic Hot Water (DHW) Performance
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Micro-Accumulation Technology: Delivers fast, stable hot water flow (9.55 l/min)
Frequently Asked Questions (FAQ)
Q: Is the De Dietrich Vivadens MCR 19/20 MI suitable for apartments?
A: Yes, its compact footprint and 19 kW heating rating make it especially ideal for energy-efficient apartments, small houses, and low-energy constructions.
Q: Can this boiler run on LPG?
A: Yes, the Vivadens MCR range can be configured for natural gas (G20) as well as LPG (Propane G31 / Butane G30).
