Sick GTB6-P6441 Photoelectric Sensor
Sick GTB6-P6441 photoelectric sensor delivers background suppression detection with 50–450 mm sensing range, PNP output, and 500 Hz switching frequency. The GTB6-P6441, a Sick 450 mm Photoelectric Sensor, features 850 nm LED light source, Ø 9 mm light spot, and IP67 enclosure rating. It supports < 1 ms response time, light switching mode, M8 4-pin connector cable, and operates on 10–30 V DC supply within Sick, Sick Photoelectric Sensors, and the G6 series.
| Brand | Sick |
| Product Type | Photoelectric Sensors |
| Model Number | GTB6-P6441 |
Sick GTB6-P6441 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression |
| Sensing range max. | 5 mm ... 450 mm |
| Sensing range | 50 mm ... 450 mm |
| Light source | LED |
| Type of light | Visible red light |
| Light spot size (distance) | Ø 9 mm (100 mm) |
| Wave length | 850 nm |
| Adjustment | Mechanical spindle, 5 turns |
| Supply voltage UB | 10 V DC ... 30 V DC |
| Ripple | ± 10 % |
| Current consumption | 30 mA 3) |
| Protection class | III |
| Digital Output type | PNP |
| Switching mode | Light switching |
| Switching mode selector | - |
| Signal voltage PNP HIGH/LOW | VS - (≤ 3 V) / approx. 0 V |
| Output current Imax. | ≤ 100 mA 4) |
| Response time | < 1 ms 5) |
| Switching frequency | 500 Hz 6) |
| Housing | Rectangular |
| Dimensions (W x H x D) | 12 mm x 31.5 mm x 21 mm |
| Connection | Cable with M8 male connector, 4-pin, 300 mm |
| Housing material | Plastic, ABS/PC |
| Front screen material | Plastic, PMMA |
| Enclosure rating | IP67 |
| Ambient operating temperature | –25 °C ... +55 °C |
| Ambient temperature, storage | –40 °C ... +70 °C |
| Weight | 20 g |
The GTB6-P6441 Sick 450 mm Photoelectric Sensor is a proximity-based sensing device designed for short-range detection in industrial automation systems. It offers 50–450 mm sensing range, uses an 850 nm LED light source, and provides PNP output with 500 Hz switching frequency. As part of the G6 series, the GTB6-P6441 supports stable detection performance.
The GTB6-P6441 is used in conveyor systems, packaging equipment, assembly lines, and automated material handling processes. Its background suppression principle helps detect objects accurately regardless of background variations, while light switching ensures proper signal response. The compact rectangular housing allows easy installation in tight industrial spaces.
The Sick GTB6-P6441 Photoelectric Sensor provides consistent sensing with defined electrical and mechanical specifications. The GTB6-P6441 within the G6 series supports reliable operation across industrial environments. As part of the Sick portfolio, it is suitable for applications requiring stable short-range object detection.

