ESL4P-8
Esinctrl
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A double circuit limit switch is a pivotal electromechanical component that detects mechanical position changes and triggers circuit switching signals. It is an economical and compact dual-loop control part, engineered for precise position detection and reliable equipment regulation across diverse industrial working scenarios.
This product is developed with durability and adaptability as core design principles. It features a high mechanical life of over 500,000 operations and an IP65 protection rating, enabling stable performance in harsh industrial environments with dust, moisture, and continuous mechanical vibration. The standout design of this limit switch is its diverse actuator shapes, which can be flexibly matched to different mechanical movement directions, impact forces, and narrow installation space constraints.
Parameter | Details |
Model Range | Multiple customized models for industrial demands |
Rated Insulation Voltage (Ui) | 380V |
Rated Impulse Withstand Voltage (Uimp) | 2.5kV |
Rated Current | 0.3A/220VDC; 6A/250VAC |
Thermal Current (Ith) | 10A |
Protection Rating | IP65 |
Mechanical Life | Over 500,000 operations |
Actuator Types | Plunger, roller lever, spring-driven |
Conduit Size | M20 (1-conduit/2-conduit) |




Plunger type actuators are ideal for vertical direct collision scenarios with short strokes and high positioning precision. They are widely applied for end positioning in CNC machine tools and automated assembly equipment, ensuring accurate stop positions for mechanical components and avoiding position deviation in production.
Roller lever actuators are suitable for sliding, rotating, or side-approaching mechanical movements. Metal roller variants deliver superior wear resistance for conveyor belt systems and material handling equipment, while rubber roller versions provide anti-slip and shockproof performance for automatic door control and packaging machinery.
Spring-driven actuators support multi-directional operation with high sensitivity, making them perfect for space-limited complex industrial applications like automated manipulators and safety guard systems, where flexible and real-time position detection is required for equipment safety.
Strong Environmental Adaptability: IP65 protection rating effectively prevents dust and water ingress, ensuring stable work in harsh industrial environments with various interferences.
Diverse Actuator Options: Multiple actuator types cover almost all industrial position detection needs, reducing the need for purchasing multiple switch models and lowering procurement costs.
Long Service Life: Over 500,000 mechanical operations ensure long-term stable use, reducing equipment maintenance frequency and enterprise maintenance costs.
Compact Design: The small and lightweight structure saves installation space, making it easy to integrate into various equipment control panels and compact mechanical systems.
Select plunger type for vertical direct collision and high-precision positioning needs in precision machining equipment.
Choose roller lever type for side contact or sliding movement scenarios in material transmission and packaging equipment.
Opt for spring-driven type for multi-directional operation or limited installation space in automated manipulators and safety systems.
Fix the switch to the designated equipment position using matching screws, ensuring firm installation without loose parts to avoid signal failure from vibration.
Connect the circuit according to the terminal markings (11/12 for NC, 13/14 for NO) to avoid reverse wiring and circuit short circuits.
Conduct a full test run after installation to confirm the switch triggers signals accurately at the target mechanical position.
Regularly check the actuator for wear and deformation, and replace damaged parts in a timely manner to ensure detection accuracy.
The conduit size is marked in the product model number, with 4 for 1-conduit M20 and 8 for 2-conduit M20, which can be selected based on actual wiring quantity and on-site construction needs.
Yes, its IP65 protection rating supports outdoor use, but additional protective measures are recommended in extreme severe weather conditions such as heavy rain, snowstorms, and strong sandstorms.
Metal rollers have stronger wear resistance and are suitable for high-frequency contact scenarios, while rubber rollers have better anti-slip and shock absorption performance, ideal for low-speed and stable mechanical movement detection.
Are you looking for a high-performance and cost-effective double circuit limit switch for your industrial equipment and automated production lines? Our multi-actuator shape limit switch is your ideal choice! Click the "Inquire" button to get a detailed product quotation and technical parameter manual, or add the product to your basket directly for quick ordering. Our professional technical team will provide you with customized matching solutions to meet your specific industrial application needs. Contact us now and don’t miss out on this reliable and durable position detection component!
A double circuit limit switch is a pivotal electromechanical component that detects mechanical position changes and triggers circuit switching signals. It is an economical and compact dual-loop control part, engineered for precise position detection and reliable equipment regulation across diverse industrial working scenarios.
This product is developed with durability and adaptability as core design principles. It features a high mechanical life of over 500,000 operations and an IP65 protection rating, enabling stable performance in harsh industrial environments with dust, moisture, and continuous mechanical vibration. The standout design of this limit switch is its diverse actuator shapes, which can be flexibly matched to different mechanical movement directions, impact forces, and narrow installation space constraints.
Parameter | Details |
Model Range | Multiple customized models for industrial demands |
Rated Insulation Voltage (Ui) | 380V |
Rated Impulse Withstand Voltage (Uimp) | 2.5kV |
Rated Current | 0.3A/220VDC; 6A/250VAC |
Thermal Current (Ith) | 10A |
Protection Rating | IP65 |
Mechanical Life | Over 500,000 operations |
Actuator Types | Plunger, roller lever, spring-driven |
Conduit Size | M20 (1-conduit/2-conduit) |




Plunger type actuators are ideal for vertical direct collision scenarios with short strokes and high positioning precision. They are widely applied for end positioning in CNC machine tools and automated assembly equipment, ensuring accurate stop positions for mechanical components and avoiding position deviation in production.
Roller lever actuators are suitable for sliding, rotating, or side-approaching mechanical movements. Metal roller variants deliver superior wear resistance for conveyor belt systems and material handling equipment, while rubber roller versions provide anti-slip and shockproof performance for automatic door control and packaging machinery.
Spring-driven actuators support multi-directional operation with high sensitivity, making them perfect for space-limited complex industrial applications like automated manipulators and safety guard systems, where flexible and real-time position detection is required for equipment safety.
Strong Environmental Adaptability: IP65 protection rating effectively prevents dust and water ingress, ensuring stable work in harsh industrial environments with various interferences.
Diverse Actuator Options: Multiple actuator types cover almost all industrial position detection needs, reducing the need for purchasing multiple switch models and lowering procurement costs.
Long Service Life: Over 500,000 mechanical operations ensure long-term stable use, reducing equipment maintenance frequency and enterprise maintenance costs.
Compact Design: The small and lightweight structure saves installation space, making it easy to integrate into various equipment control panels and compact mechanical systems.
Select plunger type for vertical direct collision and high-precision positioning needs in precision machining equipment.
Choose roller lever type for side contact or sliding movement scenarios in material transmission and packaging equipment.
Opt for spring-driven type for multi-directional operation or limited installation space in automated manipulators and safety systems.
Fix the switch to the designated equipment position using matching screws, ensuring firm installation without loose parts to avoid signal failure from vibration.
Connect the circuit according to the terminal markings (11/12 for NC, 13/14 for NO) to avoid reverse wiring and circuit short circuits.
Conduct a full test run after installation to confirm the switch triggers signals accurately at the target mechanical position.
Regularly check the actuator for wear and deformation, and replace damaged parts in a timely manner to ensure detection accuracy.
The conduit size is marked in the product model number, with 4 for 1-conduit M20 and 8 for 2-conduit M20, which can be selected based on actual wiring quantity and on-site construction needs.
Yes, its IP65 protection rating supports outdoor use, but additional protective measures are recommended in extreme severe weather conditions such as heavy rain, snowstorms, and strong sandstorms.
Metal rollers have stronger wear resistance and are suitable for high-frequency contact scenarios, while rubber rollers have better anti-slip and shock absorption performance, ideal for low-speed and stable mechanical movement detection.
Are you looking for a high-performance and cost-effective double circuit limit switch for your industrial equipment and automated production lines? Our multi-actuator shape limit switch is your ideal choice! Click the "Inquire" button to get a detailed product quotation and technical parameter manual, or add the product to your basket directly for quick ordering. Our professional technical team will provide you with customized matching solutions to meet your specific industrial application needs. Contact us now and don’t miss out on this reliable and durable position detection component!