Expansion vessels for solar systems

Expansion vessels for solar systems with fixed or replaceable membranes

Characteristics of our expansion vessels:

  • Fixed or replaceable membrane, resistant to peaks of 130° C
  • Pre-fill pressure 2.5 bar
  • Glycol resistant membrane
SEE all

The Products

(*) Current version, valid ONLY for models cat. I
For previous versions and for II, III, IV cat. models Declaration fo Conformity issued in the original in the product packaging.
For duplicates plase request to technical@varem.com

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Expansion vessel for solar systems SOLARVAREM CE red

SOLARVAREM CE -10 +130 °C

Standard CodeCapacity
l		Max. Pressure
bar		Connection
inch		Dimensions
mm		Packaging
m3		Q.ty/Pallet
n.
R8005241S4000000 5*83/4” 160x3250.010 210
R8008241S4000000883/4” 200x3300.015144
R8012241S40000001283/4” 270x3100.02484
R8018241S40000001883/4” 270x4150.03456
R8025241S4000000 2583/4” 290x4600.041 63
R8040241S4000000 4083/4”320x5800.06636

Expansion vessels for solar systems SOLARVAREM CE resistant to glycol up to 100% concentration, with stainless steel flange, red color.

*CE certification not applicable

Expansion vessel for solar systems SOLARVAREM white

SOLARVAREM CE -10 +130 °C

Standard CodeCapacity
l		Max. Pressure
bar		Connection
inch		Dimensions
mm		Packaging
m3		Q.ty/Pallet
n.
R8005243S4000000 5*83/4” 160x3250.010210
R8008243S4000000883/4” 200x3300.015144
R8012243S40000001283/4” 270x3100.02484
R8018243S40000001883/4” 270x4150.03456
R8025243S4000000 2583/4” 290x4600.041 63
R8040243S4000000 4083/4”320x5800.06636

Expansion vessels for solar systems SOLARVAREM CE resistant to glycol up to 100% concentration, with stainless steel flange, white color.

*CE certification not applicable

Membrane expansion vessel for solar system SOLARVAREM
Membrane expansion vessel for solar system SOLARVAREM CE

SOLARVAREM CE -10 +130 °C

Standard CodeCapacity
l		Max. Pressure
bar		Connection
inch		Dimensions
mm		Packaging
m3		Q.ty/Pallet
n.
R8005281S4000000 5*103/4”160x3250.010210
R8008281S40000008103/4”200x3300.015144
R8012281S400000012103/4”270x3100.02484
R8018281S400000018103/4”270x4150.03456
R8025281S4000000 25103/4”290x4600.04163
R8040281S4000000 40103/4”320x5800.06636
R8040281S400P00040103/4”320x5250.06442
R8050281S4000000 50103/4” 380x6200.10425
R8060281S4000000 60103/4” 380x6700.11625
R8080281S4000000 80 10 3/4”450x650 0.135 20
R8100381S4000000 100101”450x7300.17315
R8150481S4000000 150 101”½554x810 0.2658
R8200481S4000000 200101”½554x9880.3248
R8300481S4000000 30010 1”½ 624x11600.4816
R8500481S4000000 500101”½790x12501.1261

Expansion vessel for solar system SOLARVAREM CE resistant to glycol up to 100% concentration, with solid membrane, with screwed stainless steel flange, red color.

*CE certification not applicable”

Expansion vessels for oil/diesel systems SOLARVAREM CE

SOLARVAREM CE for oil -10 +60 °C

Standard CodeCapacity
l		Max. Pressure
bar		Connection
inch		Dimensions
mm		Packaging
m3		Q.ty/Pallet
n.
R8005241S4019000 5*83/4” 160x3250.020 210
R8008241S4019000883/4” 200x3300.031144
R8012241S40190001283/4” 270x3100.02484
R8018241S40190001883/4” 270x4150.03456
R8025241S40190002583/4” 290x4600.041 63

Expansion vessels for oil/diesel systems SOLARVAREM CE FOR OIL / GASOIL, with fixed membrane, with stainless steel flange.

  • Suitable for mineral oils
  • Maximum temperature 60°C
  • Precharge pressure 2.5 bar

* CE certification not applicable

white pressure tank for liquid temperature SOLAR PRE-TANK

SOLAR PRE-TANK

Standard CodeCapacity
l		Max. Pressure
bar		Connection
inch		Dimensions
mm		Packaging
m3		Q.ty/Pallet
n.
RX 012 12 10 3/4” 270x320 0.032 84
RX 018 18 103/4” 270x450 0.042 56

SOLAR PRE-TANK double connection storage tank. Pressure tanks to reduce the liquid temperature in the solar thermal system.

Spare Parts

Large selection of spare parts for expansion vessels for solar systems

Vessel Capacity
l		Membrane CodeCoverflange CodeFlat CoverflangeStainless steel Coverflange discValve Code

SOLARVAREM CE
5MB008S6S00000000SPCFL512S4200000 --ACVALH27PR000000
8MB008S6S00000000SPCFL512S4200000--ACVALH27PR000000
12MB019S6S00000000SPCFL512S4200000--ACVALH27PR000000
19MB019S6S00000000SPCFL191S42000000--ACVALH27PR000000
25MB019S6S00000000SPCFL191S42000000--ACVALH27PR000000
40MB040S6S00000000SPCFL191S42000000--ACVALH21PR000000
50MB060S6S00000000SPCFL191S42000000--ACVALH21PR000000
60MB060S6S00000000SPCFL191S42000000--ACVALH21PR000000
80MB080S6S00000000SPCFL191S42000000--ACVALH21PR000000
100MB080S6S00000000SPCFL191S43000000--ACVAL200PR000000
150MB150S6S00000000SPCFL230S44000000--ACVAL200PR000000
200MB200S6S00000000SPCFL230S44000000--ACVAL200PR000000
300MB300S6S00000000SPCFL230S44000000--ACVAL200PR000000
500MB500S6S00000000-SPDIS575VE000000SPCFL575S44000000ACVAL200PR000000