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Through-Beam Photoelectric Sensor GSE6L-N1211 SICK

Brand SICK Sensor
Status In stock
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Sensing range max  0 m … 40 m; Digital output NPN Light/dark switching; Connection Cable, 3-wire, 2 m; Adjustment: Potentiometer; Type of light Visible red light; Response time ≤ 625 µs

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The GSE6L-N1211 SICK is a through-beam photoelectric sensor with a sensing range of  0 m … 40 m; NPN digital output (Light ON / Dark ON)  ;3-wire 2 m cable connection. It uses visible red light, compact housing, high stability, ideal for object detection on conveyor systems and various industrial applications.

Functional principle Through-beam photoelectric sensor
Sensing range max 0 m … 40 m
Type of light Visible red light (Laser)
Light spot size (distance) Ø 3.5 mm (1,000 mm)
Wave length 680 nm
Adjustment Potentiometer
Items supplied None
Supply voltage 10 V DC … 30 V DC
Digital output NPN
Switching mode Light/dark switching
Output current Imax ≤ 100 mA
Response time ≤ 625 µs
Switching frequency 1000 Hz
Dimensions (W x H x D) 12 mm x 31.5 mm x 21 mm
Connection Cable, 3-wire, 2 m
Material Housing Plastic, ABS
Material Front screen Plastic, PMMA
Enclosure rating IP67
Ambient operating temperature –20 °C … +55 °C
Part number of individual components
Special applications

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SICK GSE6L-N1211 Through-Beam Photoelectric Sensor 40m NPN Laser – Long-Range Laser Precision

Highlights

  • GSE6L-N1211 is a through-beam laser photoelectric sensor from the G6 series by SICK.
  • It offers a maximum sensing range of up to 40 m, making it suitable for warehouses, long conveyor systems, and large-scale automation applications.
  • The highly focused laser light source ensures accurate object detection over long distances.
  • The sensor supports NPN output, a 270° sensitivity adjustment potentiometer, and IP67 protection.
  • Its compact ABS/PC housing design allows easy installation in limited spaces.
  • The product is officially distributed by AUMI with full datasheets and technical support.

GSE6L-N1211 is a through-beam laser photoelectric sensor from SICK designed for long-distance object detection applications requiring high stability and precision. With a sensing range of up to 40 m, NPN output, flexible sensitivity adjustment, and IP67 protection, it is well suited for logistics, warehouse systems, and industrial automation applications in Vietnam.

Overview of the SICK GSE6L-N1211 Laser Photoelectric Sensor

The GSE6L-N1211 is the long-range laser variant of SICK’s G6 photoelectric sensor family, developed to meet the need for precise object detection at distances – up to 40m – that conventional LED sensors cannot achieve. The key advantage of the GSE6L-N1211 over the GSE6-N4111 is its laser light source instead of PinPoint LED, producing an extremely small, highly concentrated beam that minimizes interference from ambient light.

The sensor is equipped with a 270° adjustment potentiometer, allowing engineers to fine-tune the sensitivity threshold to match actual installation conditions. With the compact miniature form factor characteristic of the G6 series, standard M3 mounting holes, and IP67 housing, the GSE6L-N1211 integrates easily into any machinery structure or automation system.

5 Key Specifications:

  •   Detection range: up to 40m (recommended range 0–30m)
  •   Light source: Laser – highly focused beam for superior long-range performance
  •   Output: NPN, light/dark switching
  •   Sensitivity adjustment: 270° potentiometer – flexible fine-tuning
  •   Protection rating: IP67 – dustproof and waterproof

Technical Specifications – SICK GSE6L-N1211 Photoelectric Sensor

Parameter Value
Operating Principle Through-beam photoelectric sensor
Maximum Sensing Range 0m … 40m
Recommended Sensing Range 0m … 30m
Light Source Laser
Type of Light Visible red light (laser)
Adjustment Potentiometer, 270°
Supply Voltage 10V DC … 30V DC
Switching Output NPN
Switching Mode Light/Dark switching
Maximum Output Current ≤ 100mA (≤ 50mA when UB > 24V)
Response Time ≤ 625µs
Connection Type 3-wire cable, 2 m
Housing Material Plastic, ABS/PC
Enclosure Rating IP67
Current consumption ≤ 20 mA (without load @24V)
Wavelength 680 nm
Light spot size Ø 3.5 mm tại 1 m
Ambient Operating Temperature –20 °C … +50 °C
Storage Temperature –40°C … +70°C
Part Number 1105827

Specifications from SICK official datasheet

Industrial Applications of the SICK GSE6L-N1211 Laser Photoelectric Sensor

With a 40m laser detection range and IP67 protection, the GSE6L-N1211 is particularly suited for environments requiring long-range detection:

  •   Large warehouses and logistics centers: Detect forklifts, goods, and personnel at 20–40m range in wide warehouses. The laser provides a narrow, precise beam unaffected by warehouse lighting.
  •   Large-scale manufacturing plants: Monitor wide work zones, control access to hazardous areas around large machinery such as presses, CNC machining centers, and industrial robots.
  •   Airports and container terminals: Detect vehicles and cargo in outdoor or extremely large warehouse spaces. IP67 withstands dust and moisture typical of port environments.
  •   Smart parking systems: Control entry and exit in intelligent parking facilities, detect vehicles from a distance. Laser is not affected by sunlight when correctly aimed.
  •   Conveyors in steel and cement plants: Detect large raw material pieces on long conveyors. Compact structure enables installation in space-constrained heavy industrial environments. 

Comparing GSE6L-N1211 with Other G6 Series Models

Criteria GSE6L-N1211 GSE6L-P1211 GSE6-N4111
Output Type NPN PNP NPN
Detection Range 40m (laser) 40m (laser) 15m (LED)
Light Source Red laser Red laser PinPoint LED red
Adjustment Potentiometer 270° Potentiometer 270° None
Best For NPN PLC, range >15m PNP PLC, range >15m NPN PLC, range ≤15m

 Note: Choose GSE6L-N1211 (NPN) or GSE6L-P1211 (PNP) based on your PLC input type. If detection range is under 15m, GSE6-N4111 is a more cost-effective option. 

Buy Genuine SICK GSE6L-N1211 Laser Photoelectric Sensor at AUMI

You can purchase the genuine SICK GSE6L-N1211 laser through-beam photoelectric sensor at AUMI – the official authorized SICK distributor in Vietnam, with competitive pricing, warranty, and 24/7 technical support.

  •   100% genuine SICK products with full labels, CO/CQ documentation, and traceable origin
  •   12-month warranty, 24/7 technical hotline, on-site laser alignment and installation support
  •   Nationwide delivery.

Frequently Asked Questions – SICK GSE6L-N1211 Photoelectric Sensor (FAQ)

Q1: What is the price of the SICK GSE6L-N1211 40m NPN laser photoelectric sensor?

A: The price of the GSE6L-N1211 depends on quantity and timing. Contact AUMI at 0917 991 589 for the best quote, including advice on models and accessories.

Q2: Where to buy genuine SICK GSE6L-N1211?

A: AUMI is the official SICK authorized distributor in Vietnam, supplying GSE6L-N1211 with complete CO/CQ documentation, genuine labels, and 12-month warranty. Visit aumi.com.vn or call 0917 991 589.

Q3: What industries use the SICK GSE6L-N1211?

A: The GSE6L-N1211 laser photoelectric sensor is used in: large warehouses and logistics centers, large-scale manufacturing plants, airports and container terminals, smart parking systems, and heavy industry conveyor systems. 

Q4: How does GSE6L-N1211 laser differ from GSE6-N4111 LED?

A: GSE6L-N1211 uses a laser light source for a 40m detection range with 270° potentiometer adjustment. GSE6-N4111 uses PinPoint LED for 15m range with no adjustment required. Choose GSE6L-N1211 when you need detection beyond 15m. 

Q5: Does the GSE6L-N1211 come with a warranty?

A: Yes. When purchased from AUMI, the GSE6L-N1211 carries a 12-month genuine manufacturer warranty with replacement for technical defects and 24/7 technical support.

Contact AUMI to Purchase SICK GSE6L-N1211

AUMI – Official SICK Distributor in Vietnam. Genuine warranty, full CO/CQ, 24/7 technical support.

📞 Hotline: 0917 991 589 (Hanoi) | 0932 226 100 (Ho Chi Minh City)

📧 Email: [email protected]

🌐 Website: https://aumi.com.vn/

📍 Offices:

  •   Hanoi: B44, Garden Lot, Viet Hung Urban Area, Long Bien
  •   Ho Chi Minh City: Floor 2, HS Building, 260/11 Nguyen Thai Binh, Tan Binh District
  •   Da Nang: Floor 9, PV Bank Building, No. 2 30-4 Street, Hoa Cuong Ward

🔗 Official Datasheet

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