GL6G-P4211

Photo Sensor, 6 m, PNP, Retroreflective, 10 to 30 VDC, M8 Connector, G6 Series

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.

Manufacturer: SICK
Product type:
SVHC: No SVHC (21-Jan-2025)
Product Range: G6 Series
Sensing Method: Retroreflective
Connection Method: M8 Connector
Sensing Range Max: 6m
Sensor Output Type: PNP
Supply Voltage Max: 30V
Supply Voltage Min: 10V
Sensing Distance Max: 6m
Supply Voltage DC Max: 30V
Supply Voltage DC Min: 10V

Delivery and price
Units per pack	50
Price	70.09 €
Current stock	10+
Lead time	30 days

Datasheet

GL6G-P4211 G6 

**MINIATURE PHOTOELECTRIC SENSORS** 

**GL6G-P4211 | G6** MINIATURE PHOTOELECTRIC SENSORS 

## Ordering information **Type** GL6G-P4211 Other models and accessories > [ ~~ee~~ Illustration may differ CE Ws 

**Type Part no.** GL6G-P4211 1059632 Other models and accessories > www.sick.com/G6 

## Detailed technical data 

## Features 

|**Device type**|Photoelectric sensors|
|---|---|
|**Functional principle**|Photoelectric retro-reflective sensor|
|**Functional principle detail**|Dual lens|
|**Sensing range max.**|≤ 6 m1)|
|**Sensing range**|≤ 5 m1)|
|**Polarisation filters**|Yes|
|**Emitted beam**||
|Light source|PinPoint LED2)|
|Type of light|Visible red light|
|**Light spot size (distance)**|Ø 8 mm (350 mm)|
|**Key LED figures**||
|Wave length|650 nm|
|**Adjustment**|Potentiometer, 270°|
|**Special applications**|Detecting transparent objects|



1) Reflector PL80A. 

2) Average service life: 100,000 h at TU = +25 °C. 

## Safety-related parameters 

|**MTTFD**|1,895 years|
|---|---|
|**DCavg**|0 %|



**Product data sheet | 2021-12-07 22:21:40 Subject to change without notice** 

**2** 

**PHOTOELECTRIC SENSORS | SICK** 

**GL6G-P4211 | G6** MINIATURE PHOTOELECTRIC SENSORS 

## Electrical data 

|**Supply voltage UB**|10 V DC ... 30 V DC1)|
|---|---|
|**Ripple**|± 10 %2)|
|**Power consumption**|30 mA3)|
|**Protection class**|III|
|**Digital output**||
|Type|PNP|
|Signal voltage PNP HIGH/LOW|VS- (≤ 3 V) / approx. 0 V|
|Output current Imax.|≤ 100 mA4)|
|Response time|< 625 µs5)|
|Switching frequency|1,000 Hz6)|
|**Attenuation along light beam**|> 20 %|
|**Switching mode**|Light/dark switching|
|**Switching mode selector**|Selectable via light/dark selector|
|**Circuit protection**|A7)<br>B8)<br>D9)|



1) Limit values when operated in short-circuit protected network: max. 8 A. 

2) May not exceed or fall below Uv tolerances. 

3) Without load. 4) At Uv > 24 V, IA max. = 50 mA. 5) Signal transit time with resistive load. 6) With light/dark ratio 1:1. 7) A = VS connections reverse-polarity protected. 8) B = inputs and output reverse-polarity protected. 

9) D = outputs overcurrent and short-circuit protected. 

## Mechanical data 

|**Housing**|Rectangular|
|---|---|
|**Dimensions (W x H x D)**|12 mm x 31.5 mm x 21 mm|
|**Connection**|Male connector M8, 4-pin|
|**Material**||
|Housing|Plastic, ABS/PC|
|Front screen|Plastic, PMMA|
|**Weight**|20 g|
|Ambient data||
|**Enclosure rating**|IP67|
|**Ambient operating temperature**|–25 °C ... +55 °C1)|
|**Ambient temperature, storage**|–40 °C ... +70 °C|
|**UL File No.**|NRKH.E348498 & NRKH7.E348498|



1) Temperature stability following adjustment +/-10 °C. 

## Classifications 

**ECl@ss 5.0** 27270902 

**2021-12-07 22:21:40 | Product data sheet Subject to change without notice** 

**PHOTOELECTRIC SENSORS | SICK** 

**3** 

**GL6G-P4211 | G6** MINIATURE PHOTOELECTRIC SENSORS 

|**ECl@ss 5.1.4**|27270902|
|---|---|
|**ECl@ss 6.0**|27270902|
|**ECl@ss 6.2**|27270902|
|**ECl@ss 7.0**|27270902|
|**ECl@ss 8.0**|27270902|
|**ECl@ss 8.1**|27270902|
|**ECl@ss 9.0**|27270902|
|**ECl@ss 10.0**|27270902|
|**ECl@ss 11.0**|27270902|
|**ETIM 5.0**|EC002717|
|**ETIM 6.0**|EC002717|
|**ETIM 7.0**|EC002717|
|**ETIM 8.0**|EC002717|
|**UNSPSC 16.0901**|39121528|



## Connection type 

## Connection diagram 

Cd-066 

BN 1 ~~<—~~ + (L+) ~~ee~~ WH 2 not connected BU I 3 **-** (M) BK 4 ~~>—_1-=~~ Q 

**4** 

**Product data sheet | 2021-12-07 22:21:40 Subject to change without notice** 

**PHOTOELECTRIC SENSORS | SICK** 

**GL6G-P4211 | G6** MINIATURE PHOTOELECTRIC SENSORS 

## Characteristic curve 

## GL6 

## Operating reserve 

**==> picture [199 x 190] intentionally omitted <==**

**----- Start of picture text -----**<br>
100<br>1<br>10<br>4<br>3<br>5<br>2<br>Ope-<br>rating-<br>range<br>Sensing range<br>max. typ.<br>1<br>1 2 3 4 5 6<br>(3.28) (6.56) (9.84) (13.12) (16.4) (19.69)<br>Distance in m (feet)<br>**----- End of picture text -----**<br>


- ① Reflector PL80A 

② Reflector PL40A 

- ③ Reflector P250 

- ④ Reflector PL20A 

- ⑤ Reflective tape REF-IRF-56 

## Light spot size 

## GL6, GL6G 

**==> picture [201 x 76] intentionally omitted <==**

**----- Start of picture text -----**<br>
Ø 8 mm Ø 80 mm Ø 130 mm<br>Ø 25 mm<br>0.35 1.0 3.0 5.0<br>Distance  [m]<br>Sensor<br>**----- End of picture text -----**<br>


**2021-12-07 22:21:40 | Product data sheet Subject to change without notice** 

**PHOTOELECTRIC SENSORS | SICK** 

**5** 

**GL6G-P4211 | G6** MINIATURE PHOTOELECTRIC SENSORS 

## Sensing range diagram 

GL6, GL6G 

**==> picture [201 x 118] intentionally omitted <==**

**----- Start of picture text -----**<br>
0.030.07 5.0 6.0<br>a<br>0.030.07 3.8 4.3<br>——«—~ 0.030.07 3.5 4.0 [|] |<br>0.030.07 2.2 2.5<br>0.20.25 1.6 1.8<br>mm | IO<br>0 2 4 6 8<br>(6.56) (13.12) (19.69) (26.25)<br>Distance in m (feet)<br>**----- End of picture text -----**<br>


Sensing range Sensing range max. 

- ① Reflector PL80A 

- ② Reflector PL40A 

- ③ Reflector P250 

- ④ Reflector PL20A 

- ⑤ Reflective tape REF-IRF-56 

## Adjustments 

Adjustment possibility 

**==> picture [43 x 8] intentionally omitted <==**

**----- Start of picture text -----**<br>
+ –<br>**----- End of picture text -----**<br>


- ④ LED indicator green: Supply voltage active 

- ⑤ LED indicator yellow: Status of received light beam 

- ⑦ Sensitivity control: potentiometer 

Dimensional drawing (Dimensions in mm (inch)) 

**==> picture [200 x 115] intentionally omitted <==**

**----- Start of picture text -----**<br>
21 (0.83)<br>0.5 (0.02)<br>+ f o S) L D<br>9.7 3 (0.12) 18.3 12<br>(0.38) (0.72) (0.47)<br> (0.02)<br>0.5<br>7.6 (0.30)<br> (1.00)  (1.12)  (1.24)<br>25.4 28.5 31.5<br>9.7 (0.38) 11.4 0.45)(<br>**----- End of picture text -----**<br>


① Optical axis, receiver 

- ② Optical axis, sender 

- ③ Mounting holes M3 

- ④ LED indicator green: Supply voltage active 

- ⑤ LED indicator yellow: Status of received light beam 

- ⑥ Light/ dark rotary switch: L = light switching, D = dark switching 

**6** 

**Product data sheet | 2021-12-07 22:21:40 Subject to change without notice** 

**PHOTOELECTRIC SENSORS | SICK** 

**GL6G-P4211 | G6** MINIATURE PHOTOELECTRIC SENSORS 

## Recommended accessories 

> Other models and accessories > www.sick.com/G6 

||**Brief description**|**Type**|**Part no.**|
|---|---|---|---|
|Mounting brackets and plates||||
||Stainless steel (1.4301)|BEF-WN-G6|2062909|
||Universal mounting bracket for reflectors, steel, zinc coated|BEF-WN-REFX|2064574|
||||||
|Plug connectors and cables||||
||Head A: female connector, M8, 4-pin, straight, A-coded|YF8U14-|2095889|
||Head B: Flying leads|050VA3XLEAX||
||Cable: Sensor/actuator cable, PVC, unshielded, 5 m|||
||Head A: male connector, M8, 4-pin, straight|STE-0804-G|6037323|
|fl|Head B: -|||
||Cable: unshielded|||
|Reflectors||||
||Rectangular, screw connection, 51 mm x 61 mm, PMMA/ABS, Screw-on, 2 hole mount-|P250|5304812|
||ing|||



**2021-12-07 22:21:40 | Product data sheet Subject to change without notice** 

**PHOTOELECTRIC SENSORS | SICK** 

**7** 

## SICK At A GlAnCe 

SICK is one of the leading manufacturers of intelligent sensors and sensor solutions for industrial applications. A unique range of products and services creates the perfect basis for controlling processes securely and efficiently, protecting individuals from accidents and preventing damage to the environment. 

We have extensive experience in a wide range of industries and understand their processes and requirements. With intelligent sensors, we can deliver exactly what our customers need. In application centers in Europe, Asia and North America, system solutions are tested and optimized in accordance with customer specifications. All this makes us a reliable supplier and development partner. 

Comprehensive services complete our offering: SICK lifetime Services provide support throughout the machine life cycle and ensure safety and productivity. 

For us, that is “Sensor Intelligence.” 

## WOrldWIde preSenCe: 

Contacts and other locations www.sick.com 

SICK AG | Waldkirch | Germany | www.sick.com

Updated at April 23, 2026

SICK is a globally recognized leader in factory and logistics automation technology, renowned for engineering advanced sensors and developing innovative digital services. Driven by a commitment to high precision, reliability, and versatility, the company provides the foundational components required to transform traditional manufacturing processes into intelligent, self-optimizing systems that adapt autonomously using real-time data. Our comprehensive selection of SICK products is heavily focused on their industry-leading sensing technologies. We offer a robust portfolio of light sensors designed to deliver exceptional accuracy and performance in demanding industrial environments. Furthermore, our extensive range features high-quality proximity sensors and switches, providing the dependable object detection essential for automated production, packaging, and material handling applications. To ensure seamless integration of these advanced sensor networks, our offering is complemented by specialized connectivity solutions such as SICK fiber optic lead assemblies. From consumer goods and electronics to logistics and automotive manufacturing, SICK delivers the cutting-edge automation technology necessary to maximize operational efficiency and maintain continuous, reliable performance across diverse industrial sectors.

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