Why Choose the EMAS L4K16MEM121 EMAS L4 SERIES LIMIT SW. SNP ACT. 2NC+2NO-METAL ROLLER? The EMAS L4K16MEM121 EMAS L4 SERIES LIMIT SW. SNP ACT. 2NC+2NO-METAL ROLLER (L4K16MEM121) is a purpose-built solution for demanding industrial environments. It delivers long-term reliability, is easy to install, and supports a wide range of automation or safety applications. Key Takeaways Heavy-duty industrial construction Simple, secure installation Frequently Asked Questions About the EMAS L4K16MEM121 EMAS L4 SERIES LIMIT SW. SNP ACT. 2NC+2NO-METAL ROLLER What is the rated voltage? What is the current rating? What is the power rating? What are the typical applications? Does it meet industry certifications? Speed & Safety Benefits Quick installation: Designed for fast, hassle-free integration into control panels Reliable operation: Engineered for continuous use in demanding applications Certified safe: Meets or exceeds CE and RoHS requirements Key Features of the EMAS L4K16MEM121 EMAS L4 SERIES LIMIT SW. SNP ACT. 2NC+2NO-METAL ROLLER Industrial-grade reliability Manufactured by a leading brand Meets CE and RoHS standards EMAS L4K16MEM121 EMAS L4 SERIES LIMIT SW. SNP ACT. 2NC+2NO-METAL ROLLER Overview Refer to datasheet for detailed product overview. Choose the EMAS L4K16MEM121 EMAS L4 SERIES LIMIT SW. SNP ACT. 2NC+2NO-METAL ROLLER (L4K16MEM121) for reliability, compliance, and robust performance in every industrial application. Frequently Asked Questions What is the rated voltage? See product datasheet. What is the current rating? See product datasheet. What is the power rating? See product datasheet. What are the typical applications? Ideal for industrial automation, panels, and control systems. Does it meet industry certifications? Yes, this product is CE and RoHS compliant. Refer to datasheet for more information.
£84.49
The EMAS L4K16MEM121 is a heavy-duty industrial limit switch from the EMAS L4 Metal Body series, designed for reliable position detection and machine control applications in demanding industrial environments. Featuring a metal roller arm actuator, snap action switching mechanism, and 2NO+2NC contact configuration, this limit switch provides dependable switching performance for automation systems, machinery, and industrial control applications.
Built with a robust metal body construction, the EMAS L4K16MEM121 offers excellent mechanical durability and IP65 protection against dust and water ingress. Its wide actuator range and interchangeable contact block design provide flexibility for various industrial automation requirements.
| Specification | Value |
|---|---|
| Rated Current (Ie) | 3 A at 240V AC |
| Usage Category | AC15 |
| Mechanical Life | 10,000,000 operations |
| Electrical Life | 1,000,000 operations |
| Operating Frequency | Mechanical 3000 operations/hour, Electrical 1800 operations/hour |
| Insulation Voltage (Ui) | 300 V |
| Impulse Withstand Voltage (Uimp) | 2.5 kV |
| Operating Temperature | -25°C to +80°C |
| Pollution Degree | 3 |
| Protection Degree | IP65 |
| Cable Section | 1-2.5 mm² |
| Screw Torque | 1.5 Nm |
| Short Circuit Breaking Capacity | 1 kA |
The EMAS L4K16MEM121 limit switch is suitable for industrial automation systems, conveyor machinery, machine tools, production lines, packaging equipment, and safety monitoring applications where reliable mechanical position detection is required.
The EMAS L4K16MEM121 uses an 18 mm metal roller arm actuator designed for reliable mechanical position detection.
The EMAS L4K16MEM121 features a snap action 2NO + 2NC contact configuration for versatile industrial control applications.
The EMAS L4K16MEM121 has an IP65 protection rating, making it suitable for industrial environments requiring protection against dust and water ingress.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...