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buffer tank

JPSLR 825 · without insulation

JPSLR Type 825 V2 · Buffer tank with stratification charging system and 1 heat exchanger.

Item No. 157825

  • Tanks without insulation
nominal capacity
694
Ø without insulation
790 mm
Height
1,693 mm
Weight
152 kg
Tank 157825 Delivery time: approx. 4–6 weeks

As of Oct 28, 2026

Request for 157825

EAN 4250659506231

Average of JPSLR Type 825 V2

Dimensions and weights

H 1,693 Ø 790
Ø without insulation
790 mm
Height
1,693 mm
tilt height
1,711 mm
Weight
152 kg

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

specification text

ENERGY BUFFER TANK with 1 heat exchanger and 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. Dimensions without insulation: 790 x 1693 (Ø x H) mm

Manufacturer
Juratherm GmbH
Match Code
JPSLR 825
Weight
~152 kg
Tilt height
1711 mm
EAN13
4250659506231

Product video

JPSLR 825 in motion