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buffer tank

JPSD 400/400 · Ecoline Vlies anthracite

Efficiency Class C

JPSD Type 400/400, assembled, anthracite · Includes 100 mm fleece insulation

Item No. 840460

  • Assembled tank
heat loss
141 W
Standby loss
3.38 kWh/24 h
ErP Volume
782
Weight
147 kg
Tank 1814040 Delivery time: approx. 4–6 weeks
Insulation 97284141 In stock
Total Delivery time: approx. 4–6 weeks

As of Oct 28, 2026

Request for 840460

EAN 4250659516537

Average of JPSD Type 400/400, assembled, anthracite

Dimensions and weights

H 2,140 Ø 990
Ø with insulation
990 mm
Ø without insulation
790 mm
Height including insulation
2,140 mm
Height without insulation
2,040 mm
tilt height
2,360 mm
Weight
147 kg
Insulation thickness
100 mm

Connections

No connections have been specified for this tank yet.

Technical Specifications

Print

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
anthracite
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)
141 W
ErP – Heat Loss (kWh)
3.38 kWh
ErP - Contents
782

specification text

DOUBLE BUFFER TANK incl. insulation

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 (Top)
391 L
Nominal Capacity (Bottom)
391 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

Upper section features

  • 2 x 1 ½" sockets (system connection on the left)
  • 2 x 1 ½" sockets (system connection on the right)
  • System connections incl.
  • Mitre flow pipe
  • 1 x 1½" socket (air vent)
  • 2 x 1 ½" sockets for electric heating element and
  • Buffer joint
  • 3 x ½" sockets (standard sockets)

Lower section features

  • 2 x 1 ½" sockets (system connection on the left)
  • 2 x 1 ½" sockets (system connection on the right)
  • System connections incl.
  • Mitre flow pipe
  • 1 x 1½" socket (air vent)
  • 2 x 1 ½" sockets for electric heating element and
  • Buffer joint
  • 3 x ½" sockets (standard sockets)

The system connection ports are spaced 180° apart.

Insulation Details

Material
Polyester fiber nonwoven
Insulation color
anthracite
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)
141 W

Dimensions with insulation

  • 990 x 2140 (Ø x H) mm
Manufacturer
Juratherm GmbH
Match Code
JPSD400/400 assembled
Anthracite

Assembly consisting of

  • JPSD Type 400/400
  • Fleece insulation, Type 400/400
Weight
~147 kg
Tilt height
2360 mm
EAN13
4250659516537

Composition

Downloads

Energy label required only for tanks up to 500 liters