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Black 2.0 / 300 XL-LE1 32mm

Nexus Black 2.0 300XL-LE1 32mm: A+ 300 litre stainless steel heat pump cylinder with Duplex 2205 tank, extra-thick insulation and Ø32 mm AISI 316L heat exchanger.


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  • RVS Black Series 2.0 Category:
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Cost overview
  • € 1.684,82
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Black 2.0 / 300 XL-LE1 32mm

Black 2.0 / 300 XL-LE1 32mm: Stainless Steel Heat Pump Water Heater

The Black 2.0 / 300 XL-LE1 32mm is a stainless steel heat pump water heater designed for domestic hot water (DHW) production in modern heat pump systems and professional HVAC installations. It supports reliable hot water performance, stable flow and efficient heat transfer.

Duplex 2205 Stainless Steel Inner Tank

The inner tank is manufactured from Duplex 2205 stainless steel, offering high corrosion resistance, mechanical strength and long service life. This makes the series a premium stainless steel alternative to standard enamelled or painted steel cylinders.

Energy Efficiency Class A+

With Energy Efficiency Class A+, the high-quality PU insulation helps reduce heat loss, keeps stored water warmer for longer and supports lower energy consumption in heat pump systems. This makes the Nexus stainless steel boiler range an efficient choice for reliable hot water storage and long-term energy savings.

Optimized for Heat Pump Systems

The integrated 32 mm AISI 316L corrugated stainless steel heat exchanger is designed for efficient heat transfer from the heat pump to the domestic hot water tank. The technical layout supports low flow resistance, accurate control and professional installation.

Key Features

  • Energy Efficiency Class A+
  • Manufactured from Duplex 2205 stainless steel
  • High-quality PU insulation to help reduce heat loss
  • Designed for installers, resellers and HVAC professionals
  • 32 mm AISI 316L corrugated stainless steel heat exchanger
  • Designed for domestic hot water and heat pump systems
  • Low flow resistance and efficient heat transfer

Specifications

Technical data — Black 2.0 300XL-LE1 32mm A+ label stainless steel heat pump cylinder

General
Product type Stainless steel DHW cylinder / hot water heater
Rated volume 300 L
Application Heat pump / domestic hot water
Installation type Vertical floor-standing
Connection layout 4 side connections with double internal/external thread
Number of exchangers 1
Height [mm] 1609
Tilt dimension [mm] 1732
Outer diameter [mm] 640
Inner diameter [mm] 500
Insulation CFC-free rigid PU foam
Insulation thickness [mm] 70
Outer casing Frosted metal, Black
Weight [kg] 60
Warranty 5 years
Tank
Tank material Stainless steel Duplex 2205
Max. tank pressure [bar] 10
Max. tank temperature [°C] 95
Heat exchanger
Exchanger type Heat pump corrugated coil heat exchanger
Exchanger design Corrugated pipe coil
AISI 316L stainless steel AISI 316L stainless steel
Exchanger length [m] 30
Exchanger surface area [m²] 4.5
Exchanger volume [L] 20
Max. exchanger pressure [bar] 10
Max. exchanger temperature [°C] 95
Connections
H DN 14 G 3/4" P&T safety valve 1609 mm
D DN 3 G 1"f/G1½"m Ø32 mm AISI 316L XL heat exchanger 30 m, inlet / outlet 1205 mm
A DN 4 G 1"f/G1½"m Ø32 mm AISI 316L XL heat exchanger 30 m, outlet / inlet 250 mm
C DN 5 G 1/2" Sensor pocket 1 1055 mm
L DN 6 G 1½" Electric heating element 250 mm
I DN 7 G 1/2" Sensor pocket 2 450 mm
E DN 8 G 1"f/G1½"m Connection (inlet / outlet) 250 mm
F DN 9 G 1"f/G1½"m Connection (inlet / outlet) 1355 mm
P DN 16 G 1/2" Drain tap 53 mm
Safety notice
The storage vessel must be protected against overpressure at all times.
We recommend installing the following safety accessories:

• Safety valve and inlet combination
• Nexus sanitary expansion vessel
• Nexus expansion vessel for heating systems
The required expansion vessel capacity must be calculated according to the total system volume and operating conditions.