No products
Product successfully added to your shopping cart
Viewed products
-
7MH7723-1EX SIEMENS...
Range spring assembly, C2, ILE-37, spare
-
J7KN-10D-10 230...
4KW / 10A / AC3 1NO
-
E3FB-LP12 2M E3FB2029A...
Metal Suppressive funds 200mm PNP...
-
1030532 LAPP UNITRONIC...
UNITRONIC LIYCY 4X0,75 BK
-
LS20M45D11-U01...
LS20M45D11-U01 Limit Switch
-
PHDX4410 ABB XT4 Kit,...
XT4 Kit, Removable, Horizontal,H250,A800
MK-I/-S
In the realm of industrial automation and electrical distribution, the MK-I/-S series represents a category of modular control and signaling devices, specifically designed for panel building and switchgear applications. These units are typically compact, DIN-rail mountable components that integrate pushbuttons, selector switches, and pilot light...
In the realm of industrial automation and electrical distribution, the MK-I/-S series represents a category of modular control and signaling devices, specifically designed for panel building and switchgear applications. These units are typically compact, DIN-rail mountable components that integrate pushbuttons, selector switches, and pilot lights into a unified, standardized housing. The "MK-I" variant often denotes an illuminated or indicator version, while "MK-S" refers to a selector switch configuration. Key technical parameters include rated operational voltage (commonly up to 690V AC), rated insulation voltage (Ui), and thermal current (Ith) ratings, typically in the range of 10A to 16A. The degree of protection is usually IP20 for the front panel and IP65 for the actuator when mounted, ensuring dust and splash water resistance in harsh environments. These devices are engineered for high mechanical endurance, often exceeding 1 million operations, and feature color-coded actuators (red, green, yellow, blue, white) for clear visual status indication. The modular design allows for easy integration with contact blocks and LED modules, providing flexibility in circuit configuration.
These control and signaling devices are predominantly deployed in industrial control panels, motor control centers (MCCs), and automation cabinets across sectors such as manufacturing, process control, energy management, and building automation. They serve as the primary human-machine interface (HMI) for operators, enabling manual start/stop commands, mode selection, and status monitoring of machinery and processes. In power distribution systems, they are used for local control of circuit breakers and contactors, while in HVAC systems, they facilitate fan and pump control. Their robust construction makes them suitable for use in heavy industries like steel, cement, and mining, as well as in clean environments like pharmaceutical and food processing plants, where hygiene and reliability are paramount.
The MK-I/-S category encompasses several subcategories and key article codes, including the MK-I-11 (single-pole illuminated pushbutton), MK-I-22 (double-pole illuminated pushbutton), MK-S-11 (single-pole selector switch), and MK-S-22 (double-pole selector switch). The article code structure typically follows the pattern: MK-[Type]-[Number of Poles]-[Optional Suffix], where "Type" indicates I (illuminated) or S (selector), and the number denotes the pole count (e.g., 11 for 1NO+1NC, 22 for 2NO+2NC). Additional variants include MK-I-33 and MK-S-33 for three-pole configurations. These codes are standardized across the series, allowing for easy identification and ordering. The products are available with various actuator colors and lens options, such as red for emergency stop, green for start, and yellow for auxiliary functions.
Partnering with Electric Automation Network ensures access to genuine MK-I/-S series components with real-time pricing and global express shipping. Our team of specialized electrical engineers provides personalized technical support, assisting with product selection, circuit design, and compliance with international standards like IEC 60947-5-1. We offer detailed technical documentation for each article, including dimensional drawings, wiring diagrams, and performance curves, enabling seamless integration into your projects. Whether you need a single unit for a prototype or bulk quantities for large-scale installations, our logistics network guarantees fast delivery worldwide, minimizing downtime and keeping your operations running efficiently.
All ratings we receive from the items we offer are real and verified. A small gesture, but a lot of value. That's why we thank you for that minute you invest in leaving us your opinion and qualification about the products, because it helps us to continue improving and to offer you a service of even higher quality.