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buffer tank

JPSLR 825 · Ecoline Vlies white

Efficiency Class C

JPSLR Type 825 V2, assembled, white · Includes 100 mm fleece insulation

Item No. 840104

  • Assembled tank
heat loss
127 W
Standby loss
3.05 kWh/24 h
ErP Volume
718
Weight
247 kg
Tank 157825 Delivery time: approx. 4–6 weeks
Insulation 9978251 In stock
Total Delivery time: approx. 4–6 weeks

As of Oct 28, 2026

Request for 840104

EAN 4250659505265

Average of JPSLR Type 825 V2, assembled, white

Dimensions and weights

H 1,740 Ø 990
Ø with insulation
990 mm
Ø without insulation
790 mm
Height including insulation
1,740 mm
Height without insulation
1,693 mm
tilt height
1,740 mm
Weight
247 kg
Insulation thickness
100 mm

Connections

No connections have been specified for this tank yet.

Technical Specifications

Volume

nominal capacity
694

heat exchanger

Heat exchanger Bottom Surface
2.8 m²
WT Content at the bottom
19.6

Print

Heat exchanger Pressure drop at the bottom
248 mbar
Operating pressure of storage tanks
4.5 bar
Test pressure of the storage tank
7.8 bar
Max. Pressure heat exchanger
6 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
white
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)
127 W
ErP – Heat Loss (kWh)
3.05 kWh
ErP - Contents
718

specification text

ENERGY BUFFER TANK with 1 heat exchanger, including insulation with a stratification charging system, resulting in significantly improved stratification behavior

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
694 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
Heat exchanger Bottom Surface
2.8 m²
WT Content at the bottom
19.6 L
Heat exchanger Pressure drop at the bottom
248 mbar
Max. Pressure heat exchanger
6 bar

Features

  • 1 x 1½" socket (air vent)
  • 5 x 1 ½ " socket (system connection on the left)
  • 5 x 1 ½ " socket (system connection on the right)
  • 2 x deflector plates
  • 2 x mitered pipe DN 40
  • 2 x return layer ducts
  • 5 x ½" sockets (standard sockets)
  • 1 x perforated sheet, 50%
  • 2 x 1" Socket (heat exchanger)

The system connection ports are spaced 100° apart.

Insulation Details

Material
Polyester fiber nonwoven
Insulation color
White
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)
127 W

Dimensions with insulation

  • 990 x 1740 (Ø x H) mm
Manufacturer
Juratherm GmbH
Match Code
JPSLR 825 V2, assembled, white

Assembly consisting of

  • JPSLR Type 825 V2
  • Fleece insulation, Type 825
Weight
~247 kg
Tilt height
1740 mm
EAN13
4250659505265

Composition

Product video

JPSLR 825 in motion