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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

Selection Guide

KS4400 Series 12 Terminal - Spring Clamp

90.122
KS4400 Series 12 Terminal - Spring Clamp 12 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...

KS4400 Series 24 Terminal - Spring Clamp

90.142
KS4400 Series 12 Terminal - Spring Clamp 24 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 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 48 Terminal - Spring Clamp

90.162
KS4400 Series 12 Terminal - Spring Clamp 48 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 - 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...

KS4400 Series 96 Terminal - Spring Clamp

90.182
KS4400 Series 12 Terminal - Spring Clamp 96 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 10 Terminal - Spring Clamp

90.215
KO4700 Series 10 Terminal - Spring Clamp 10 Terminal, Spring Clamp Solder/Tab Connection, 35 mm DIN Rail 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 or box...

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 - 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...

KU4000 Series 16 Terminal - Spring Clamp

91.540
KU4000 Series 16 Terminal - Spring Clamp 16 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 16 Terminal - Spring Clamp

91.520
KU4000 Series 16 Terminal - Spring Clamp 16 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...

KU4000 Series 16 Terminal - Spring Clamp

91.543
KU4000 Series 16 Terminal - Spring Clamp 16 Terminal, Tall 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...

KU4000 Series 32 Terminal - Spring Clamp

91.580
KU4000 Series 32 Terminal - Spring Clamp 32 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 32 Terminal - Spring Clamp

91.560
KU4000 Series 32 Terminal - Spring Clamp 32 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...

KU4000 Series 32 Terminal - Spring Clamp

91.583
KU4000 Series 32 Terminal - Spring Clamp 32 Terminal, Tall 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...

KU4000 Series 24 Terminal - Spring Clamp

91.590
KU4000 Series 24 Terminal - Spring Clamp 24 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 24 Terminal - Spring Clamp

91.570
KU4000 Series 24 Terminal - Spring Clamp 24 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...

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...

KU4100 Series 0 Terminal - None

91.800
KU4100 Series 0 Terminal - None 17.5 mm Enclosure, Without 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 openings, fixed PCB...

KU4100 Series 0 Terminal - None

91.810
KU4100 Series 0 Terminal - None 35 mm Enclosure, Without 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 openings, fixed PCB...

KU4100 Series 0 Terminal - None

91.820
KU4100 Series 0 Terminal - None 52.5 mm Enclosure, Without 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 openings, fixed PCB...
Selection Guide
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