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DIN Rail Mounted Electronic Enclosures

Altech DIN Rail enclosures make it easy to integrate PCB electronics into control panels by combining protection, functionality, and ready-to-wire terminals in one compact housing. These versatile enclosures are ideal for relays, timers, sensors, monitoring devices, transducers, and printed circuit boards, offering one of the most comprehensive selections in the industry with multiple sizes, cover styles, and terminal-to-board options.

Manufactured by DOLD, a trusted European leader in DIN enclosures and safety relays, Altech housings are built from flame-retardant, maintenance-free materials that ensure long-term durability while maintaining a clean, professional appearance. They are easy to assemble, mount on standard 35 mm DIN rails or panels, and meet international performance and safety standards.

For added flexibility, Altech offers customization including cutouts for switches or indicators, terminal marking for easier wiring, printed instructions, and even custom colors or configurations for OEM applications. With these options, your devices can be packaged attractively, safely, and tailored to your exact requirements.

DIN Enclosure Selection Guide

Click any of the image series for complete information.

KS4400 Series

KO4700 Series

K70 Series

KU4000 Series

KU4100 Series

KO4300 Series

KO4070 Series

In-Rail Busbar System

KS4400 Series 36 Terminal - Screw Clamp

90.150
KS4400 Series 12 Terminal - Screw Clamp 36 Terminal, Fixed Terminal, 35 mm DIN Rail The KS4400 series is simple, modular and flexible yet highly functional. The half shell design is cost effective and provides exceptional space utilization. Three levels of terminals with fixed and pluggable PCB terminal options allow for high density connections. A...

KS4400 Series 36 Terminal - Screw Clamp

90.151
KS4400 Series 12 Terminal - Screw Clamp 36 Terminal, Pluggable Screw Terminal, 35 mm DIN Rail The KS4400 series is simple, modular and flexible yet highly functional. The half shell design is cost effective and provides exceptional space utilization. Three levels of terminals with fixed and pluggable PCB terminal options allow for high density...

KS4400 Series 36 Terminal - Spring Clamp

90.152
KS4400 Series 12 Terminal - Spring Clamp 36 Terminal, Pluggable Spring Terminal, 35 mm DIN Rail The KS4400 series is simple, modular and flexible yet highly functional. The half shell design is cost effective and provides exceptional space utilization. Three levels of terminals with fixed and pluggable PCB terminal options allow for high density...

KS4400 Series 72 Terminal - Screw Clamp

90.170
KS4400 Series 12 Terminal - Screw Clamp 72 Terminal, Fixed Terminal, 35 mm DIN Rail The KS4400 series is simple, modular and flexible yet highly functional. The half shell design is cost effective and provides exceptional space utilization. Three levels of terminals with fixed and pluggable PCB terminal options allow for high density connections. A...

KS4400 Series 72 Terminal - Screw Clamp

90.171
KS4400 Series 12 Terminal - Screw Clamp 72 Terminal, Pluggable Screw Terminal, 35 mm DIN Rail The KS4400 series is simple, modular and flexible yet highly functional. The half shell design is cost effective and provides exceptional space utilization. Three levels of terminals with fixed and pluggable PCB terminal options allow for high density...

KS4400 Series 72 Terminal - Spring Clamp

90.172
KS4400 Series 12 Terminal - Spring Clamp 72 Terminal, Pluggable Spring Terminal, 35 mm DIN Rail The KS4400 series is simple, modular and flexible yet highly functional. The half shell design is cost effective and provides exceptional space utilization. Three levels of terminals with fixed and pluggable PCB terminal options allow for high density...

KO4700 Series 66 Terminal - Screw Clamp

90.680
KO4700 Series 66 Terminal - Screw Clamp 66 Terminal, Pluggable Connection, 35 mm DIN Rail or optional panel mounting* Our most popular enclosures, the KO4700 series offer a wide range of sizes with single and double level terminal configurations. They can be used for a wide range of applications. Complete with 8 to 132 terminals, select from pressure...

KO4700 Series 66 Terminal - Screw Clamp

90.681
KO4700 Series 66 Terminal - Screw Clamp 66 Terminal, Pluggable Connection, 35 mm DIN Rail or optional panel mounting* Our most popular enclosures, the KO4700 series offer a wide range of sizes with single and double level terminal configurations. They can be used for a wide range of applications. Complete with 8 to 132 terminals, select from pressure...

KO4700 Series 66 Terminal - Screw Clamp

90.682
KO4700 Series 66 Terminal - Screw Clamp 66 Terminal, Pluggable Connection, 35 mm DIN Rail or optional panel mounting* Our most popular enclosures, the KO4700 series offer a wide range of sizes with single and double level terminal configurations. They can be used for a wide range of applications. Complete with 8 to 132 terminals, select from pressure...

KO4700 Series 66 Terminal - Screw Clamp

90.710
KO4700 Series 66 Terminal - Screw Clamp 66 Terminal, Pluggable Connection, 35 mm DIN Rail or optional panel mounting* Our most popular enclosures, the KO4700 series offer a wide range of sizes with single and double level terminal configurations. They can be used for a wide range of applications. Complete with 8 to 132 terminals, select from pressure...

KO4700 Series 6 Terminal - Screw Clamp

90.815
KO4700 Series 6 Terminal - Screw Clamp 6 Terminal, with 6 High Current Terminals, Solder Connection, Removable High Current Wire Jumper Terminals, 35mm DIN Rail or optional panel mounting* Our most popular enclosures, the KO4700 series offer a wide range of sizes with single and double level terminal configurations. They can be used for a wide range of...

KU4100 Series 36 Terminal - Screw Clamp

91.821
KU4100 Series 36 Terminal - Screw Clamp 36 Terminal, Fixed PCB Blocks, Fixed PCB Terminals, 35 mm DIN The versatile KU4100 series features a compact design with different terminal configuration options. They are available in six widths with double level terminal locations. Terminal configuration options include blank enclosures with no terminal...

KU4100 Series 36 Terminal - Screw Clamp

91.822
KU4100 Series 36 Terminal - Screw Clamp 36 Terminal, Pluggable PCB Plugs/Headers, Pluggable PCB Terminals, 35 mm DIN Rail The versatile KU4100 series features a compact design with different terminal configuration options. They are available in six widths with double level terminal locations. Terminal configuration options include blank enclosures with...

KU4100 Series 72 Terminal - Screw Clamp

91.841
KU4100 Series 72 Terminal - Screw Clamp 72 Terminal, Fixed PCB Blocks, Fixed PCB Terminals, 35 mm DIN Rail The versatile KU4100 series features a compact design with different terminal configuration options. They are available in six widths with double level terminal locations. Terminal configuration options include blank enclosures with no terminal...

KU4100 Series 72 Terminal - Screw Clamp

91.842
KU4100 Series 72 Terminal - Screw Clamp 72 Terminal, Pluggable PCB Plugs/Headers, Pluggable PCB Terminals, 35 mm DIN Rail The versatile KU4100 series features a compact design with different terminal configuration options. They are available in six widths with double level terminal locations. Terminal configuration options include blank enclosures with...

KO4070 Series 4 Terminal - Screw Clamp

91.001
KO4070 Series 4 Terminal - Screw Clamp 4 Terminal, Standard Length Pins, 35 mm DIN Rail Compact, cost effective enclosures are ideal for I/O circuits, relays, timers and other small control devices. The KO4070 series enclosures are available in three widths with single and multi-level terminals. They are supplied complete with 4 to 16 box clamp type...

KO4070 Series 6 Terminal - Screw Clamp

91.010
KO4070 Series 6 Terminal - Screw Clamp 6 Terminal, Standard Length Pins, 35 mm DIN Rail Compact, cost effective enclosures are ideal for I/O circuits, relays, timers and other small control devices. The KO4070 series enclosures are available in three widths with single and multi-level terminals. They are supplied complete with 4 to 16 box clamp type...

KO4070 Series 6 Terminal - Screw Clamp

91.020
KO4070 Series 6 Terminal - Screw Clamp 6 Terminal, Standard Length Pins, 35 mm DIN Rail Compact, cost effective enclosures are ideal for I/O circuits, relays, timers and other small control devices. The KO4070 series enclosures are available in three widths with single and multi-level terminals. They are supplied complete with 4 to 16 box clamp type...
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