aluTWIN enclosure application

aluTWIN - with two separate sections for the electronics/equipment



The ultimate heavy duty dual-chamber aluminium enclosures

IP 66, Optional: IP 67

aluTWIN is a range of high-performance dual-chamber diecast aluminium enclosures for heavy duty electronics and electrical equipment. 

The design offers the option of installing the electronics and terminals in separate sections to protect them from each other during installation and servicing. The enclosures are based on our aluNORM product range and are weatherproof and watertight to IP 66. Threaded screw bosses are provided inside for fitting circuit boards, mounting plates etc.

We can supply aluTWIN enclosures fully customised to your requirements.

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aluTWIN Enclosures Dimensions
  Type Part No. Length Width Height Weight (g) Mounting point D Mounting point E Measurement F External mounting brackets Silicon-gasket Shielding Hold hinges Corrosion proof coating Mounting plates Protection Class IP 67 Hinges Supporting rail for series terminals Double-bit fastener Download 3D-Model-Download Add to my list
104.100.000 AT 100 104.100.000 166 100 81 770 87 87 40 o o o - o o o - o - Download 3D-Model-Download Add to my list
104.160.000 AT 160 104.160.000 240 160 103 2170 142 142 103 o o o o o o o o o o Download 3D-Model-Download Add to my list
104.162.000 AT 162 104.162.000 240 240 103 3900 222 142 103 o o o o o o o o o o Download 3D-Model-Download Add to my list
105.100.000 ATF 100 105.100.000 166 100 55 730 87 87 40 o o o - o o o - o - Download 3D-Model-Download Add to my list
  Part No. Length Width Height Add to my list
104.100.000 104.100.000 166 100 81 Add to my list
104.160.000 104.160.000 240 160 103 Add to my list
104.162.000 104.162.000 240 240 103 Add to my list
105.100.000 105.100.000 166 100 55 Add to my list
⬤ standard   o available   - not available

Enclosure sizes


Additional info

Secure connection technology due to the printed circuit boards or series terminals in connection spaces that can be opened separately
Both chambers can be separated with the isolation wall included
Different lid variants
Specially developed external mounting brackets made from diecast aluminium


Diecast aluminium alloy
EN AN-44300 DIN EN 1706
(GD Al Si 12/DIN 1725)
1° mould slope for casting ejection > internal circumference dimensions decrease by 1° towards enclosure bottom.


Space-saving single-channel technology for lid and fastening screws outside of the enclosure inte­rior

Internal mounting

Fastening thread in lateral bars on the enclosure base.

Ingress protection

IP 66 / EN 60529 
Optional: IP 67


Chloroprene O-ring gasket (CR), temperature resistance: -30°C to +90°C
or TPE moulded gasket, silicone-free, temperature resistance: -40°C to +120°C
Optional: Silicone gasket, temperature resistance: -50°C to +140°C

Lid screws

Stainless steel 1.4567, captive


Powder coating 
Bottom: RAL 7035, light grey
Lid: RAL 7040, window grey
Optional: Special colours
Optional: Corrosion protection


Learn more about our full customising service for installation-ready enclosures


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Enclosures tolerance

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Ingress protection

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