SICK 1091955 IQB2S12-04B4DW2 Inductive non-contact Safety Switch Sensor W/ BaseSICK 1091955 IQB2S12 04B4DW2 Inductive Non Contact Safety Switch Sensor w Base High performance inductive proximity safety sensor from SICK, model IQB2S12 04B4DW2. Designed for reliable, non contact object detection in industrial safety applications. Key Specifications Brand: SICK Model: IQB2S12 04B4DW2 Part Number: 1091955 Sensor Type: Inductive, non contact Housing Style: Rectangular with base Detection Range: 4 mm Operating Voltage: Typically 1030