
Ferroli Bluehelix Hitech RRT 45 H boiler
The Ferroli Bluehelix Hitech RRT 45 H is a heating-only boiler. It offers from 6.3 to 42.9 kW output at 80/60 °C and from 6.9 to 46.5 kW at 50/30 °C. Domestic hot water is prepared through an external accumulator with a sensor and three-way valve; it is not a mixed boiler for instantaneous production nor does it include a sanitary tank. The body measures 700 × 420 × 320 mm, weighs 35 kg, and does not include an expansion vessel. Heating only. Domestic hot water via external accumulator; expansion vessel not included. VAT and mainland shipping included.
- Heating power (80/60 °C)
- 6.3–42.9 kW
- Hot water
- External accumulator
- Dimensions
- 700 × 420 × 320 mm
The model, at a glance
Bluehelix Hitech RRT 45 H heating-only boiler with domestic hot water via external accumulator.
- Heating power (80/60 °C)
- 6.3–42.9 kW
- Hot water
- External accumulator
- Dimensions
- 700 × 420 × 320 mm
Read the full description and what it includes.
The Ferroli Bluehelix Hitech RRT 45 H is a heating-only boiler. It provides from 6.3 to 42.9 kW output at 80/60 °C and from 6.9 to 46.5 kW at 50/30 °C.
The domestic hot water is prepared using an external accumulator with a sensor and a three-way valve; it is not a mixed boiler for instantaneous production nor does it include a sanitary tank. The body measures 700 × 420 × 320 mm, weighs 35 kg, and does not include an expansion vessel.
What is included in the purchase?
Only heating. Domestic hot water through external accumulator; expansion vessel not included.
Price including VAT and shipping to mainland Spain. Installation, adaptations, and commissioning are valued separately.
What to check before installing this boiler
The choice of equipment does not replace the inspection of the installation by a qualified professional.
- Confirm the model and commercial reference, the type of gas, and the supply configuration in the manufacturer's documentation.
- Ask a qualified installer to assess the heating and domestic hot water demand; compare measured flow rates at the same temperature difference.
- Check dimensions, connections, flue gas evacuation, condensate drainage, and controls compatible with the existing installation.
- Confirm the included accessories and the delivery time before scheduling the installation. The online purchase of the equipment does not include installation or commissioning.
Technical data of Ferroli Bluehelix Hitech RRT 45 H boiler
- Brand
- Ferroli
- Model
- Ferroli Bluehelix Hitech RRT 45 H boiler
- Status
- New
- Supply scope
- Only heating. Domestic hot water through external accumulator; expansion vessel not included.
- Shipping
- Included in mainland Spain. Please confirm the deadline.
- Commercial reference
- 0T4D9AWA
Specifications and dimensions of the model
Compare each magnitude under its testing conditions: heating, domestic hot water, efficiency, and dimensions.
- Gas
- G20 natural gas; G30-G31 liquid gas; H2 80/20
Dimensions and connections - Dimensions (height × width × depth)
- 700 × 420 × 320 mm
Dimensions and connections - Expansion vessel
- Not included
Dimensions and connections - Useful heating thermal power 80/60 °C
- 6.3–42.9 kW
Heating - Useful heating thermal power 50/30 °C
- 6.9–46.5 kW
Heating - Type of domestic hot water
- Through a sensor and external accumulator; no instantaneous production.
Hot water - Documented accumulator
- ECOUNIT 200 and 300 l
Hot water - Domestic hot water production with ECOUNIT 200 or 300 l
- 350 l/10 min (set with external accumulator, not continuous flow)
Hot water - Maximum absorbed electrical power
- 132 W
Manufacturer's PDF, page 2 - Maximum / minimum heat output
- 43.8 / 6.4 kW
Manufacturer's PDF, page 2
PDF and documentation of the model
Original documents, unmodified. Refer to the installation plan and the conditions of each data point before selecting the equipment.
The gallery sheets are summaries of Uniclima based on these documents. The external volume diagram does not represent connections, accessories, or service distances.








