MAYSER SG-EFS 104/4L 1004128 V2.0

<h2>Mayser SG-EFS 104/4L Safety Control Unit</h2> <h3>Description</h3> <p>The Mayser SG-EFS 104/4L is a high-reliability safety control unit designed for evaluating signals from tactile safety sensors. It is suitable for applications involving safety edges, safety mats, and safety bumpers that utilize 8.2 kOhm resistor technology. This module ensures machine operations are safely stopped when a sensor is activated, conforming to stringent international safety standards.</p> <h3>Specifications</h3> <ul> <li>Model: SG-EFS 104/4L</li> <li>Part Number: 1004128 V2.0</li> <li>Supply Voltage (Us): 24 V AC/DC (+/- 10%)</li> <li>Power Consumption: < 7 VA (AC), < 3 W (DC)</li> <li>Output Relays (K1/K2): 2 N/O contacts, AC 230 V / 5 A</li> <li>Safety Standard: ISO 13849-1: 2015 Category 3, Performance Level e</li> <li>Reset Function: Configurable for with or without reset</li> <li>Operating Temperature: -25 to +55 deg C</li> <li>Mounting: DIN Rail</li> </ul> <h3>Label Info</h3> <ul> <li>Manufacturer: Mayser GmbH & Co. KG</li> <li>Made in: Germany</li> <li>Serial Number: 000001-0208</li> <li>Year of Manufacture: 2020</li> </ul> <h3>Application</h3> <p>This control unit is ideal for safeguarding danger zones on automated doors, gates, machines, and production lines where pressure-sensitive safety devices are required to protect operators and prevent equipment damage.</p> <h3>Country of Origin</h3> <p>This product is manufactured in Germany.</p> <h3>CO2 Impact</h3> <p>By purchasing this pre-owned component, you contribute to a circular economy and avoid approximately 8 kg of CO2 emissions associated with the production of a new unit. This is comparable to the emissions of a 40-kilometer car journey.</p> <h3>Availability</h3> <p>This item is in stock and ready for immediate dispatch. Order now from profideals for expert support and fast delivery.</p> <h3>FAQ</h3> <strong>What type of safety sensors is the SG-EFS 104/4L designed to monitor?</strong><br><p>This unit is specifically designed for evaluating signals from safety sensors with a terminating resistance of 8.2 kOhm, which includes most safety edges, safety mats, and safety bumpers.</p> <strong>Does this unit support automatic or manual reset, and how is it configured?</strong><br><p>Yes, it supports both. The reset mode (automatic or manual/monitored) is selected through the wiring configuration of the start input terminals. Refer to the device’s wiring diagram for specific connection details.</p> <strong>What does the safety rating ‘ISO 13849-1 Cat.3 PL e’ mean for my application?</strong><br><p>This rating signifies a high level of safety performance. Category 3 ensures that a single fault does not lead to the loss of the safety function. Performance Level ‘e’ (PL e) is the highest level, making it suitable for high-risk applications where failure could result in serious, irreversible injury or death.</p> <p>Last Update: Friday, March 13, 2026</p> <p><em>profideals is not an authorized distributor, reseller or representative of the products featured on this website. All product names, trademarks, brands and logos used on this site are the property of their respective owners.</em></p>