Omron D4B-4111N Safety Limit Switch
| Brand | Omron |
| Product Type | Safety Limit Switch |
| Model Number | D4B-4111N |
Omron D4B-4111N Safety Limit Switch - Technical Specifications
| Specification | Value |
|---|---|
| Actuator | Roller lever (resin roller) |
| Conduit size/ Conduit openings | M20 |
| Contact form | 1NC/1NO |
| Operating mechanism | Snap-action |
| Degree of protection | IP67 |
| Operating speed | 1 mm/s to 0.5 m/s |
| Operating frequency | Mechanical 120 operations/minute; Electrical 30 operations/minute |
| Contact resistance | 25 mΩ max |
| Rated insulation voltage (Ui) | 600 V |
| Rated frequency | 50/60 Hz |
| Insulation resistance | 100 MΩ min. |
| Contact gap | 2 × 2 mm min. (slow-action) 2 × 0.5 mm min. (snap-action) |
| Vibration resistance | Malfunction 10 to 55 Hz, 0.75 mm single amplitude |
| Shock resistance | Destruction 1,000 m/s2 min. Malfunction 300 m/s2 min. |
| Ambient operating temperature | –40 to 80°C (with no icing) |
| Ambient operating humidity | 95% max |
| Weight | Approx. 250 g |
Built for reliability, the D4B-4111N operates effectively at speeds of 1 mm/s to 0.5 m/s and endures up to 120 mechanical and 30 electrical operations per minute. It supports a rated insulation voltage of 600 V and maintains contact resistance below 25 mΩ. The rugged design withstands vibrations (10–55 Hz), shocks up to 1,000 m/s², and functions in temperatures as low as −40°C and up to 80°C. With an IP67 enclosure rating and a compact build, it’s ideal for demanding industrial environments where durability and safety are critical.
IndMALL connects you with verified vendors and delivers competitive pricing, prompt support, and trusted fulfillment across India.
