Product Description

​The Omron D4B-3111N is a snap-action limit switch featuring a side rotary roller lever actuator, designed for precise position sensing in industrial applications. It offers a current rating of 10 A at 120 VAC and 6 A at 30 VDC, with an operating temperature range from -40°C to 80°C. The switch boasts an IP67 rating, ensuring protection against dust and water ingress. Please note that the D4B-3111N has been discontinued; however, the D4B-4111N is a recommended substitute. ​

Technical Specifications

• Switch Function: Momentary (On-Mom)​
• DigiKey
• +5
• DigiKey
• +5
• Ciiva
• +5
• Circuit Configuration: Single Pole Double Throw (SPDT)​
• Actuator Type: Side Rotary with Roller​
• Mounting Type: Chassis Mount​
• DigiKey
• +3
• Ciiva
• +3
• DigiKey
• +3
• Termination Style: Screw Terminal​
• Ingress Protection: IP67 (Dust-tight and Waterproof)​
• DigiKey
• Operating Force: 960 gf​
• Ciiva
• +5
• DigiKey
• +5
• DigiKey
• +5
• Release Force: 150 gf​
• Ariat Technology
• Operating Position: 21°​
• Pretravel: 21°​
• Ciiva
• +3
• DigiKey
• +3
• DigiKey
• +3
• Differential Travel: 12°​
• Overtravel: 50°​
• Operating Temperature: -40°C to 80°C​
• DigiKey
• Electrical Life: 500,000 cycles​
• DigiKey
• +4
• DigiKey
• +4
• Omron
• +4
• Mechanical Life: 30,000,000 cycles​
• DigiKey
• +4
• DigiKey
• +4
• DigiKey
• +4
• Voltage Rating (AC): 120 V​
• Ariat Technology
• +1
• Ciiva
• +1
• Voltage Rating (DC): 30 V​
• Omron
• +1
• DigiKey
• +1
• Current Rating (AC): 10 A​
• DigiKey
• +5
• Omron
• +5
• Ciiva
• +5
• Current Rating (DC): 6 A​