SFK series only for domestic hot water ONE-TECH®

Radiant has been designing and manufacturing the main components of all its products in central Italy since 1959.

The ONE-TECH® condensing heat exchanger features wide cross-section coils made from a single INOX Ø 28 mm tube, ensuring higher thermal efficiency and lower thermal load losses.

100% made in Radiant, 100% made in Italy. The INOX ONE-TECH® heat exchanger ensures high levels of energy savings.

The SFK series features the DIGITECH® SYSTEM, which displays boiler temperatures and functions in a readable manner.

Ability to set the desired temperature with great accuracy and control of external sensors, solar panels, and other components.

The components of the wall-mounted boiler are arranged for easy access for inspection and repair.

• Pre-installed circulator for easy handling.
• Easy and quick transformer replacement.
• Components made from high-quality branded materials.
• Anti-freeze protection down to -15°C.
• Wide cross-section INOX coils Ø 28 mm for minimal clogging chances.

The SFK series covers simple and professional applications, maintaining a stable water temperature in the boiler.

Specifications:

• Nominal thermal power (Max) kW: 34
• Nominal thermal power (Min) kW: 4.1
• Domestic hot water production with Δt 30° L/min: 17
• Electrical protection degree IP: X5D
• Dimensions Height x Width x Depth mm: 640 x 410 x 310