MORC MLS300-S Series Limit Switch Box

Short Description:

MLS300-S series limit switch box have a proven track record for accurate and reliable signaling in linear and rotary applications.

Providing both visual and remote electrical position indications, these cost effective, compact unit unparalleled performance withease of installation and calibration. Rugged, corrosion-resistant enclosures have multiple switch options and meet IP67 standards. Intrinsically safe and explosion proof designs ensure safe reliable operation in hazardous environment.

Product Detail

Product Tags


■ Lightweight, dome shaped visual indicator with contrast color design.

■ Rotary position indicator with NAMUR standard.

■ Anti-detachment bolt, it will never missed during disassembly.

■ Two cable entries for easy installation.

■ IP67 and UV resistance, suitable for outdoor use. 


Technical Parameters

Model No.


Body material

Die-cast Aluminum or SS316L

Power connection




Ingress protection




Switch type


Mechanical switch rating


Proximity switch rating


Reed proximity switch rating


Ambient temp.


Explosive temp


Q1: Can I get a sample and how do I get it?

A: Yes, the sample is available and please tell us your requirements of the sample and we will quote it for you and help you to order it.

Q2: What are your main products?

A: We are a valve and actuator manufacturer with 15 years experience and we could provide valve positioner, electric actuator, pneumatic actuator, solenoid valve, air filter pressure reducing valve, limit switch box,ball valve, butterfly valve, check valve, gate valve and globe valve for you. We committed to being your No.1 one-stop valve solution provider.

Q3:Can you ship the goods to our country?

A:Yes, you can choose express (DHL/UPS/FEDEX/EMS/ARAMEX/TNT) and by air, by sea to most countries.

Q4: Can I be your distributor?

A: Yes, you can be our distributor. Details please contact us.

Q5: What are your payment term and delivery time?

A: At present, we can only receive money by bank transfer, please contact the salesperson for more details.The delivery date depends on the quantity of your order, and the general goods can be sent out within 3-7 days

Why Choose Us?

Looking for durable and highly reliable limit switches for your oil, gas, petrochemical or other industrial facility?  MLS300-S series limit switches are your best choice. These innovative switches have a wide range of features that set them apart from other products on the market today and are an excellent choice for anyone looking to enhance their on-site indication and remote opening capabilities.

One of the main features of the MLS300-S series limit switches is their dual shaft seal design. This design ensures that each shaft is attached to the upper cover and base separately, allowing the switch to be easily disassembled and reassembled as needed. Additionally, the dual shaft seal provides excellent protection from environmental elements that could damage the switch, making it an excellent choice for use in highly corrosive environments.

Another great feature of the MLS300-S series limit switches is their precise concentric design. This design ensures that you can easily achieve accurate valve positioning even in challenging environments. Additionally, the switches are equipped with a two-dimensional visual indicator that offers a high-contrast color design. This allows you to see valve position from all angles, making it easier than ever to troubleshoot potential problems and ensure your system is running at its optimum.

The MLS300-S series limit switches are also very easy to install thanks to NAMUR compliance. This maximizes interchangeability, allowing easy replacement of different components as required. In addition, these switches are equipped with anti-snap bolts attached to the upper cover. These bolts ensure that the cover will not come off during disassembly and reassembly, making the process smooth and hassle-free.

Finally, the MLS300-S series limit switches are made of high quality 316L stainless steel. This material is known for its resistance to corrosion and other environmental factors, making it an excellent choice for use in harsh environments. Additionally, these switches feature dual cable connections, allowing you to choose between metric or imperial standards. Easy tool-free adjustment thanks to spring-loaded cams, these switches are essential for anyone looking to improve their industrial processes.

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