buffer tank

JPSR-HR 725 · without insulation

JPSR HR Type 725 · High-Performance Solar Buffer Tanks

Item No. 182725

Tanks without insulation

nominal capacity: 694
Ø without insulation: 790 mm
Height: 1,690 mm
Weight: 138 kg

Tank 182725 Delivery time: approx. 4–6 weeks

As of Oct 28, 2026

Request for 182725

EAN 4250659515936

Dimensions and weights

Ø without insulation: 790 mm
Height: 1,690 mm
tilt height: 1,740 mm
Weight: 138 kg

Connections

No connections have been specified for this tank yet.

Technical Specifications

Volume

nominal capacity: 694

heat exchanger

Heat exchanger Bottom Surface: 4.8 m²

Print

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

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: 4.8 m²
Max. Pressure heat exchanger: 6

Features

4 x 1½" sockets (system connection on the left)
4 x 1½" sockets (system connection on the right)
System connections, including layer baffle plate
1 x 1½" socket (air vent)
5 x ½" sockets (standard sockets)
1 x 1 ½ " socket electric heater
2 x 1" Socket (heat exchanger)

The system connection ports are arranged at 90° intervals from one another. Dimensions without insulation: 790 x 1690 (Ø x H) mm

Manufacturer: Juratherm GmbH
Match Code: JPSR-HR 725

Weight: ~138 kg
Tilt height: 1740 mm
EAN13: 4250659515936

Product video