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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

KO4700 Series 22 Terminal - Screw Clamp

90.380
KO4700 Series 22 Terminal - Screw Clamp 22 Terminal, Solder 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 22 Terminal - Screw Clamp

90.381
KO4700 Series 22 Terminal - Screw Clamp 22 Terminal, Solder 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 22 Terminal - Screw Clamp

90.382
KO4700 Series 22 Terminal - Screw Clamp 22 Terminal, Solder 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 22 Terminal - Screw Clamp

90.410
KO4700 Series 22 Terminal - Screw Clamp 22 Terminal, Solder 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 22 Terminal - Screw Clamp

90.411
KO4700 Series 22 Terminal - Screw Clamp 22 Terminal, Solder 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 22 Terminal - Screw Clamp

90.412
KO4700 Series 22 Terminal - Screw Clamp 22 Terminal, Solder 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

90.680
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...

KU4000 Series 64 Terminal - Screw Clamp

91.400
KU4000 Series 64 Terminal - Screw Clamp 64 Terminal, Vertical PCB Screw Clamp, Right Angle Pins, 35 mm DIN Rail or optional panel mounting* The versatile KU4000 series enclosures feature generous internal space for printed circuit boards and electronic components. High density, double level snap-in terminals are of the pressure plate or spring cage...

KU4000 Series 64 Terminal - Screw Clamp

91.380
KU4000 Series 64 Terminal - Screw Clamp 64 Terminal, Horizontal PCB Screw Clamp, Straight Pins, 35 mm DIN Rail or optional panel mounting* The versatile KU4000 series enclosures feature generous internal space for printed circuit boards and electronic components. High density, double level snap-in terminals are of the pressure plate or spring cage...

KU4000 Series 64 Terminal - Spring Clamp

91.600
KU4000 Series 64 Terminal - Spring Clamp 64 Terminal, Vertical PCB Spring Clamp, Right Angle Pins, 35 mm DIN Rail or optional panel mounting* The versatile KU4000 series enclosures feature generous internal space for printed circuit boards and electronic components. High density, double level snap-in terminals are of the pressure plate or spring cage...

KU4000 Series 64 Terminal - Spring Clamp

91.610
KU4000 Series 64 Terminal - Spring Clamp 64 Terminal, Horizontal PCB Spring Clamp, Straight Pins, 35 mm DIN Rail or optional panel mounting* The versatile KU4000 series enclosures feature generous internal space for printed circuit boards and electronic components. High density, double level snap-in terminals are of the pressure plate or spring cage...

KO4300 Series 64 Terminal - Screw Clamp

90.960
KO4300 Series 64 Terminal - Screw Clamp 64 Terminal, Vertical PCB, Fixed Screw, 35 mm DIN Rail The KO4300 series offers new design styling and cost effectiveness in a high-density compact package. The double level terminals offer space savings while providing gas-tight, vibration proof connections. The enclosures are available with 16 to 64 terminals in...

KO4300 Series 64 Terminal - Screw Clamp

90.963
KO4300 Series 64 Terminal - Screw Clamp 64 Terminal, Vertical PCB, Pluggable Screw, 35 mm DIN Rail The KO4300 series offers new design styling and cost effectiveness in a high-density compact package. The double level terminals offer space savings while providing gas-tight, vibration proof connections. The enclosures are available with 16 to 64...

KO4300 Series 64 Terminal - Spring Clamp

90.965
KO4300 Series 64 Terminal - Spring Clamp 64 Terminal, Vertical PCB, Pluggable Spring, 35 mm DIN Rail The KO4300 series offers new design styling and cost effectiveness in a high-density compact package. The double level terminals offer space savings while providing gas-tight, vibration proof connections. The enclosures are available with 16 to 64...

KO4300 Series 64 Terminal - Screw Clamp

90.970
KO4300 Series 64 Terminal - Screw Clamp 64 Terminal, Tall Vertical PCB, Fixed Screw, 35 mm DIN Rail The KO4300 series offers new design styling and cost effectiveness in a high-density compact package. The double level terminals offer space savings while providing gas-tight, vibration proof connections. The enclosures are available with 16 to 64...

KO4300 Series 64 Terminal - Screw Clamp

90.973
KO4300 Series 64 Terminal - Screw Clamp 64 Terminal, Tall Vertical PCB, Pluggable Screw, 35 mm DIN Rail The KO4300 series offers new design styling and cost effectiveness in a high-density compact package. The double level terminals offer space savings while providing gas-tight, vibration proof connections. The enclosures are available with 16 to 64...

KO4300 Series 64 Terminal - Spring Clamp

90.975
KO4300 Series 64 Terminal - Spring Clamp 64 Terminal, Tall Vertical PCB, Pluggable Spring, 35 mm DIN Rail The KO4300 series offers new design styling and cost effectiveness in a high-density compact package. The double level terminals offer space savings while providing gas-tight, vibration proof connections. The enclosures are available with 16 to 64...

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...
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