buffer tank
PFW 380 · Ecoline Vlies silver
Efficiency Class C
tubra PFW Type 380 – without heat exchanger · Includes 100 mm silver fleece insulation
Item No. 37173801
- heat loss
- 88 W
- Standby loss
- 2.1 kWh/24 h
- ErP Volume
- 381
- Weight
- 90 kg
As of Oct 28, 2026
EAN 4250659514984
Dimensions and weights
- Ø with insulation
- 850 mm
- Ø without insulation
- 650 mm
- Height including insulation
- 1,380 mm
- Height without insulation
- 1,340 mm
- tilt height
- 1,447 mm
- Weight
- 90 kg
- Insulation thickness
- 100 mm
Connections
No connections have been specified for this tank yet.
Technical Specifications
Volume
- nominal capacity
- 381
- Operating pressure of storage tanks
- 4.5 bar
- Test pressure of the storage tank
- 7.8 bar
insulation
- Insulation thickness of the jacket (assembled)
- 100 mm
- Insulation thickness of the jacket (raw)
- 115 mm
- Insulation thickness of the lid
- 100 mm
- Insulation color
- silver
- Lambda
- 0.0388 W/mK
- Bulk density
- 1800 g/m²
- Fire rating
- B2 according to DIN 4102
Energy (ErP)
- ErP Class
- C
- ErP - Heat loss (W)
- 88 W
- ErP – Heat Loss (kWh)
- 2.10 kWh
- ErP - Contents
- 381
specification text
PFW multifunction tank, incl. insulation
Complete solution for heating and domestic hot water in single-family homes.
They ensure a constant supply of hot water without temperature fluctuations for drawing fresh water using a fresh water station that operates on the flow-through principle.
The fresh water station and the two heating circuit stations can be mounted directly on the storage tank. The internal piping ensures ideal stratification within the storage tank. Our PWF-R multifunction tank was developed in collaboration with Tuxhorn. You can find the corresponding components in Tuxhorn’s product portfolio.
Buffer tank for all hot water central heating systems. Suitable for: solid fuel and oil-fired boilers, heat pumps, solar systems, and gas or electric instantaneous water heaters. Manufactured from high-quality S235JR steel in accordance with EN 10025 and EC Directive 97/23/EC; exterior with anti-corrosion coating, interior left unfinished. Includes a sensor terminal strip for variable positioning of the sensors.
- Nominal capacity
- 381 L
- Operating pressure of storage tanks
- 4.5 bar
- Test pressure of the storage tank
- 7.8 bar
- Minimum pressure in the storage tank
- +0 bar
- Max. operating temperature
- 95°C
- Min. temperature
- 20 °C
Features
- 2 x 1 socket (system connection on the right)
- 1 x 1½" socket (air vent)
- 3 x ½" sockets (standard sockets)
- 2x 1" AG flat-seal connectors for quick
- Connection
- 2x 1" AG flat-seal for FWS
The system connection ports are spaced 90° apart.
Insulation Details
- Material
- Polyester fiber nonwoven
- Insulation color
- Silver
- Insulation thickness of the jacket (assembled)
- 100 mm
- Lambda
- 0.0388 W/mK
- Fire rating
- B2 according to DIN 4102
- Temperature Resistance
- 110 °C
- Bulk density
- 1800 g/m²
- Includes 50 mm floor insulation
- ErP Class
- C
- ErP - Heat loss (W)
- 88 W
Dimensions with insulation
- 850 x 1380 (Ø x H) mm
- Manufacturer
- Juratherm GmbH
- Match Code
- PFW Type 380 silver
Assembly consisting of
- PFW Type 380
- Fleece insulation, Type 380
- Weight
- ~90 kg
- Tilt height
- 1447 mm
- EAN13
- 4250659514984
Composition
- 3713801 PFW Type 380 tank · Without heat exchanger
- 3719380 Fleece insulation, Type 380 insulation · PFW 100mm Silver