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Enameled Potable Water Tanks

ERSS 400 · white · Energy efficiency class: B

Efficiency Class B

ERSS Type 400 White PUR · Domestic hot water storage tanks - energy efficiency class B

Item No. 822401w

  • Insulated at the factory
heat loss
68 W
Standby loss
1.63 kWh/24 h
ErP Volume
405
Weight
147 kg
Tank 822401w In stock

As of Oct 28, 2026

Request for 822401w Energy Label (PDF)

EAN 4250659512928

Average of ERSS Type 400 White PUR

Dimensions and weights

H 1,750 Ø 755
Ø with insulation
755 mm
Height including insulation
1,750 mm
tilt height
1,800 mm
Weight
147 kg

Connections

No connections have been specified for this tank yet.

Technical Specifications

Volume

nominal capacity
405

heat exchanger

Heat exchanger Bottom Surface
1.8 m²
WT Content at the bottom
12.6
Performance metric below
10

Print

Heat exchanger Pressure drop at the bottom
100 mbar
Operating pressure of storage tanks
10 bar
Max. Pressure heat exchanger
16 bar

insulation

Insulation color
white

Energy (ErP)

ErP Class
B
ErP - Heat loss (W)
68 W
ErP – Heat Loss (kWh)
1.63 kWh
ErP - Contents
405

Miscellaneous

Bottom flange
115 / 180 mm

specification text

The ERSS is a vertical, indirectly heated domestic hot water storage tank that is enameled inside in accordance with DIN 4753. Suitable for use with: solid-fuel and oil-fired boilers, solar thermal systems, and gas or electric instantaneous water heaters. Certified and compliant with EN 12897!

Nominal capacity
405 L
Operating pressure of storage tanks
10 bar
Min. operating pressure of the storage tank
0 bar
Max. operating temperature
95°C
Min. Temperature
4 °C
75 mm rigid PU foam insulation
(non-removable)
Insulation color
White
ErP Class
B
ErP - Heat loss (W)
68 W
Heat exchanger Bottom Surface
1.8 m²
WT Content at the bottom
12.6 L
Heat exchanger Pressure drop at the bottom
100 mbar
Max. Pressure heat exchanger
16 bar
Bottom flange
115 / 180

Dimensions with insulation

  • 755 x 1750 (Ø x H) mm
Manufacturer
Juratherm GmbH
Match code
ERSS 400 PUR white
Weight
~147 kg
Tilt height
1800 mm
EAN13
4250659512928