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Eaton / Moeller Series
1NO + 1NC, position switch, rounded plunger, slow-action, IP65, IEC/EN 60947
The Eaton Moeller AT4/11-1/I/S is a position switch with one normally open (1NO) and one normally closed (1NC) contact. It features a rounded plunger actuator and uses a slow-action, positive-opening mechanism, ensuring reliable mechanical performance and secure electrical disconnection for safety applications. The switch has a narrow plastic housing with IP65 protection, providing resistance to dust and water ingress. Designed per EN 50041 Form B, it meets IEC/EN 60947 and UL/CSA standards, making it suitable for global industrial automation, control, and safety systems.
Country of Origin: DE
We source directly from Eaton - 100% genuine, new-in-box certified parts.
| Brand | Eaton Moeller |
|---|---|
| Model | AT4/11-1/I/S |
| Catalog Number | 005244 |
| Product Type | Position Switch |
| Actuator Type | Rounded Plunger |
| Contact Configuration | 1NO + 1NC |
| Contact Type | Slow-action (Positive Opening) |
| Positive Opening Operation | Yes, IEC/EN 60947-5-1 |
| Housing Material | Insulated Plastic |
| Design Standard | EN 50041 Form B |
| Basic Function | Position and Safety Position Switch |
| Mounting Position | As required |
| Degree of Protection | IP65 |
|---|---|
| Rated Insulation Voltage (Ui) | 500 V |
| Impulse Withstand Voltage (Uimp) | 6000 V |
| Overvoltage Category / Pollution Degree | III / 3 |
| Rated Operational Current (AC-15, 24 V) | 10 A |
| Rated Operational Current (AC-15, 230 V) | 6 A |
| Rated Operational Current (AC-15, 400 V) | 4 A |
| Rated Operational Current (DC-13, 24 V) | 10 A |
| Rated Operational Current (DC-13, 110 V) | 1 A |
| Rated Operational Current (DC-13, 220 V) | 0.5 A |
| Thermal Current (Ith) | 10 A |
| Short-Circuit Protection | 6 A gG/gL Fuse |
| Mechanical Life | 8 × 10⁶ operations |
| Repetition Accuracy | 0.02 mm |
| Operating Frequency | ≤ 6000 operations/hour |
| Actuating Force (Start/End of Stroke) | 8.0 N / 20.0 N |
| Actuating Torque of Rotary Drives | 0.3 Nm |
| Max Operating Speed (DIN Cam) | 0.5 m/s |
| Ambient Temperature Range | −25 °C to +70 °C |
| Contact Temperature (Max) | ≤ 100 °C |
| Terminal Capacity (Solid) | 1 × (0.75–2.5 mm²) / 2 × (0.75–1.5 mm²) |
| Terminal Capacity (Flexible with Ferrule) | 1 × (0.5–1.5 mm²) / 2 × (0.5–1.5 mm²) |
| Mechanical Shock Resistance | 5 g (standard-action) |
| Climatic Proofing | IEC 60068-2-78 / IEC 60068-2-30 (damp heat) |
| Compliance Standards | IEC/EN 60947 | EN 50041 | IEC/EN 61439 |
| Certifications | CE | UL Listed | CSA Certified |
| UL File No. | E29184 |
| CSA File No. | 12528 |
| UL/CSA Degree of Protection | UL: 1, 4X | CSA: 1, 3R, 4, 4X, 12, 13 |
Doing business with KM Parts has been a game-changer for our company. Their vast inventory and prompt same-day shipping have significantly minimized our downtime. The team's expertise and willingness to go the extra mile have made them an invaluable partner in our industrial automation needs.
We only sell authorized Eaton/Moeller parts. No knock-offs, no used parts, all warrantied. As the largest authorized stocking USA distributor representing Eaton/Moeller, we’re here to help your company run smoothly, with the best parts available, at competitive pricing, and with minimal downtime.
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