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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 18 Terminal - Screw Clamp

90.130
KS4400 Series 12 Terminal - Screw Clamp 18 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 18 Terminal - Screw Clamp

90.131
KS4400 Series 12 Terminal - Screw Clamp 18 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 18 Terminal - Spring Clamp

90.132
KS4400 Series 12 Terminal - Spring Clamp 18 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 8 Terminal - Screw Clamp

90.201
KO4700 Series 8 Terminal - Screw Clamp 8 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 plate...

KO4700 Series 8 Terminal - Screw Clamp

90.201.1
KO4700 Series 8 Terminal - Screw Clamp 8 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 plate...

KO4700 Series 8 Terminal - Screw Clamp

90.201.2
KO4700 Series 8 Terminal - Screw Clamp 8 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 plate...

KO4700 Series 8 Terminal - Screw Clamp

90.202
KO4700 Series 8 Terminal - Screw Clamp 8 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 plate...

KO4700 Series 8 Terminal - Screw Clamp

90.202.1
KO4700 Series 8 Terminal - Screw Clamp 8 Terminal, Solder/Tab 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 8 Terminal - Screw Clamp

90.202.2
KO4700 Series 8 Terminal - Screw Clamp 8 Terminal, Solder/Tab 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...

K70 Series 8 Terminal - Screw Clamp

90.001
K70 Series 8 Terminal - Screw Clamp 8 Terminal, Solder/Tab Connection, Double Level Terminals, 35 mm DIN Rail or panel mount K70 series enclosures include a range of small to medium size DIN enclosures, complete with 8 to 32 terminals. They offer cost effective solutions for many applications. The K70s are supplied with integral pressure plate terminals...

KU4000 Series 8 Terminal - Screw Clamp

91.201
KU4000 Series 8 Terminal - Screw Clamp 8 Terminal Vertical PCB Screw Clamp, Right Angle Pins, 35 mm DIN 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 design for...

KU4000 Series 8 Terminal - Screw Clamp

91.202
KU4000 Series 8 Terminal - Screw Clamp 8 Terminal Horizontal PCB Screw Clamp, Straight Pins, 35 mm DIN 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 design for...

KU4000 Series 8 Terminal - Spring Clamp

91.501
KU4000 Series 8 Terminal - Spring Clamp 8 Terminal Vertical PCB Screw Clamp, Right Angle Pins, 35 mm DIN 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 design for...

KU4000 Series 8 Terminal - Spring Clamp

91.502
KU4000 Series 8 Terminal - Spring Clamp 8 Terminal Horizontal PCB Screw Clamp, Straight Pins, 35 mm DIN 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 design for...

KU4000 Series 8 Terminal - Screw Clamp

91.203
KU4000 Series 8 Terminal - Screw Clamp 8 Terminal Tall Vertical PCB Screw Clamp, Right Angle Pins, 35 mm DIN 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 design...

KU4000 Series 8 Terminal - Spring Clamp

91.503
KU4000 Series 8 Terminal - Spring Clamp 8 Terminal Tall Vertical PCB Spring Clamp, Right Angle Pins, 35 mm DIN 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...

KU4100 Series 8 Terminal - Screw Clamp

91.803
KU4100 Series 8 Terminal - Screw Clamp 8 Terminal, High Current PCB Blocks, 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 openings, fixed PCB...

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...

KO4070 Series 8 Terminal - Screw Clamp

91.030
KO4070 Series 8 Terminal - Screw Clamp 8 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 8 Terminal - Screw Clamp

91.040
KO4070 Series 8 Terminal - Screw Clamp 8 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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