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WTB9L-3N2261 | Photoelectric sensors - SICK part no : 1062523

WTB9L-3N2261 | Photoelectric sensors - SICK part no : 1062523

MOQ: 1
Price: 226$/piece
Standard Packaging: 110*60*60mm
Delivery Period: 3 day
Payment Method: T/T
Supply Capacity: 1piece in stock
Detail Information
Place of Origin
GERMANY
Brand Name
SICK
Certification
3C
Model Number
WTB9L-3N2261
Dimensions (W x H x D):
12.2 Mm X 49.8 Mm X 23.6 Mm
Switching Frequency:
1,000 Hz
Weight:
13 G
Housing Design (light Emission):
Rectangular
Product Description
WTB9L-3N2261 | W9
SMALL PHOTOELECTRIC SENSORS
Ordering information
  Type Part no.
  WTB9L-3N2261 1062523
Other models and accessories → www.sick.com/W9  
Illustration may differ  
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 0 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 1  
ecoung四
  WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 2SIRIC  
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 3   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 4optical AS C
    WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 5 invented by s Ck
Detailed technical data
Features
Functional principle Photoelectric proximity sensor  
Functional principle detail Background suppression  
Dimensions (W x H x D) 12.2 mm x 49.8 mm x 23.6 mm  
Housing design (light emission) Rectangular  
Mounting hole M3  
Sensing range max. 25 mm ... 300 mm 1)  
Sensing range 25 mm ... 300 mm 1)  
Type of light Visible red light  
Light source Laser 2)  
Light spot size (distance) Ø 1 mm (170 mm)  
Wave length 650 nm  
Laser class 1 (IEC 60825-1 / CDRH 21 CFR 1040.10 & 1040.11)  
Adjustment Potentiometer, 5 turns  
Special applications Detecting small objects  
1) Object with 90% remission (based on standard white, DIN 5033).    
2) Average service life: 50,000 hat TU = +25 °C.  
2 PHOTOELECTRIC SENSORS | SICK Product data sheet | 2025-01-15 12:31:19
  Subject to change without notice
  WTB9L-3N2261 | W9
  SMALL PHOTOELECTRIC SENSORS
Mechanics/electronics
Supply voltage UB 10 V DC ... 30 V DC 1)  
Ripple < 5 Vpp 2)  
Current consumption 30 mA 3)  
Switching output NPN 4)  
Output function Complementary  
Switching mode Light/dark switching 4)  
Output current Imax. ≤ 100 mA  
Response time ≤ 0.5 ms 5)  
Switching frequency 1,000 Hz 6)  
Connection type Male connector M8, 4-pin  
Circuit protection A 7)
B 8)
C 9)
 
Protection class III  
Weight 13 g  
Housing material Plastic, VISTAL®  
Optics material Plastic, PMMA  
Enclosure rating IP66
IP67
IP69K
 
Ambient operating temperature –10 °C ... +50 °C  
Ambient operating temperature extended –30 °C ... +55 °C 10) 11)  
Ambient temperature, storage –30 °C ... +70 °C  
UL File No. NRKH.E181493  
1) Limit values when operated in short-circuit protected network: max. 8 A.
2) May not fall below or exceed UV tolerances.
3) Without load.
4) Q = light switching.
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) C = interference suppression.
10) As of Ta = 50 °C, a max. supply voltage Vmax. = 24 V and a max. load current Imax. = 50 mA is permitted.
11) Operation below Tu –10 °C is possible if the sensor is already switched on at Tu > –10 °C, then cools down, and the supply voltage is subsequently not switched
off. Switching on below Tu –10 °C is not permissible.
Safety-related parameters
MTTFD 423 years (EN ISO 13849-1) 1)  
DCavg 0 %  
1) Mode of calculation: Parts-Count-calculation.
Classifications
ECLASS 5.0 27270904  
ECLASS 5.1.4 27270904  
2025-01-15 12:31:19 | Product data sheet PHOTOELECTRIC SENSORS | SICK 3
Subject to change without notice
WTB9L-3N2261 | W9
SMALL PHOTOELECTRIC SENSORS
ECLASS 6.0 27270904  
ECLASS 6.2 27270904  
ECLASS 7.0 27270904  
ECLASS 8.0 27270904  
ECLASS 8.1 27270904  
ECLASS 9.0 27270904  
ECLASS 10.0 27270904  
ECLASS 11.0 27270904  
ECLASS 12.0 27270903  
ETIM 5.0 EC002719  
ETIM 6.0 EC002719  
ETIM 7.0 EC002719  
ETIM 8.0 EC002719  
UNSPSC 16.0901 39121528  
Adjustments
Potentiometer
④ Q D ⑤  
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 6 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 7  
 
④ LED indicator yellow: Status of received light beam
⑤ LED indicator green: power on
⑨ Adjustment of sensing range
Connection diagram
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 8Cd-083
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 9BN WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 10 + (L+)
WH WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 11 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 12 Q
BU WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 13 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 14 - (M)  
BK  
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 15 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 16 Q  
   
4 PHOTOELECTRIC SENSORS | SICK Product data sheet | 2025-01-15 12:31:19
  Subject to change without notice
  WTB9L-3N2261 | W9
  SMALL PHOTOELECTRIC SENSORS
Characteristic curve
% of sensing range
25       6 %/90 %    
20  
      18 % /90 %  
15  
             
10  
        90 %/9 0 %  
5  
             
0  
    50 100 150 200 250 300  
    (1.97) (3.94) (5.91) (7.87) (9.84) (11.81)
Sensing range in mm (inch)
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 17① Sensing range on black, 6% remission factor
② Sensing range on gray, 18% remission factor
③ Sensing range on white, 90% remission factor
Light spot size
Radius in mm (inch)
  1   Dimensions in mm (inch)
0.8 Sensing range Vertical Horizontal
0.6 50 mm
(1.97)
1.2
(0.05)
1.0
(0.04)
 
0.4 100 mm 1.1 1.0  
0.2   (3.94) (0.04) (0.04)  
  200 mm 0.9 0.9  
  0   (7.87) (0.04) (0.04)  
    300 mm 0.8 0.8  
–0.2 (11.81) (0.03) (0.03)  
–0.4
–0.6
–0.8
–1
  50   100 150 200 250 300
  (1.97) (3.94) (5.91) (7.87) (9.84) (11.81) WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 18 Vertical
Sensing range in mm (inch) am Horizontal
2025-01-15 12:31:19 | Product data sheet PHOTOELECTRIC SENSORS |SICK 5
Subject to change without notice
WTB9L-3N2261 | W9
SMALL PHOTOELECTRIC SENSORS
Sensing range diagram
25     170      
25       250    
25         300  
        50 100 150 200   250   300
        (1.97) (3.94) (5.91) (7.87) (9.84) (11.81)
            Distance in mm (inch)      
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 19 Sensing range typ. max.
① Sensing range on black, 6% remission factor
② Sensing range on gray, 18% remission factor
③ Sensing range on white, 90% remission factor
Dimensional drawing (Dimensions in mm (inch))
WTB9L-3
  12.2  
(0.48) WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 20 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 21 23.6 (0.93)   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 22 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 23 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 24
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 25 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 26 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 27 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 28 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 293.7 (0.15)  
  WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 30   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 31 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 32 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 33
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 34 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 35   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 36   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 37A   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 38 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 39 A  
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 40 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 41 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 42 Ai   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 43        
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 44   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 45   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 46 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 47A
  WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 48 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 49     WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 50
  A WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 51        
      WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 52       WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 53 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 54 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 55
      WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 56A         WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 57A
              WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 58
              WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 59 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 60 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 61
                   
                ⑦ ⑧
① Center of optical axis, receiver
② Center of optical axis, sender
③ Mounting hole M3 (Ø 3.1 mm)
④ LED indicator yellow: Status of received light beam
⑤ LED indicator green: power on
⑥ Connecting cable or connecting cable with connector
⑦ Male connector M8, 4-pin
⑧ Male connector M12, 4-pin
Recommended accessories
Other models and accessories → www.sick.com/W9
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 62 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 63 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 64 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 65 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 66Brief description Type Part no.  
Mounting brackets and plates
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 67 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 68      
6 PHOTOELECTRIC SENSORS | SICK Product data sheet | 2025-01-15 12:31:19
  Subject to change without notice
  WTB9L-3N2261 | W9
  SMALL PHOTOELECTRIC SENSORS
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 69 Brief description   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 70 Type   Part no.
  Others  
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 71 • Connection type head A: Female connector, M8, 4-pin, straight, A-coded
• Connection type head B: Flying leads
• Signal type: Sensor/actuator cable
• Cable: 5 m, 4-wire, PVC
• Description: Sensor/actuator cable, unshielded
• Application: Zones with chemicals, Uncontaminated zones
YF8U14-
050VA3XLEAX
2095889    
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 72 • Connection type head A: Male connector, M8, 4-pin, straight, A-coded
• Description: Unshielded
• Connection systems: Screw-type terminals
• Permitted cross-section: 0.14 mm² ... 0.5 mm²
STE-0804-G 6037323    
2025-01-15 12:31:19 | Product data sheet PHOTOELECTRIC SENSORS | SICK 7
Subject to change without notice
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 73
  SICK At A GlAnCe  
  SICK is one of the leading manufacturers of intelligent sensors and sensor solutions for industrial applica-
tions. 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 require-
ments.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 ma-
chine life cycle and ensure safety and productivity.
For us,that is“Sensor Intelligence.”
products
PRODUCTS DETAILS
WTB9L-3N2261 | Photoelectric sensors - SICK part no : 1062523
MOQ: 1
Price: 226$/piece
Standard Packaging: 110*60*60mm
Delivery Period: 3 day
Payment Method: T/T
Supply Capacity: 1piece in stock
Detail Information
Place of Origin
GERMANY
Brand Name
SICK
Certification
3C
Model Number
WTB9L-3N2261
Dimensions (W x H x D):
12.2 Mm X 49.8 Mm X 23.6 Mm
Switching Frequency:
1,000 Hz
Weight:
13 G
Housing Design (light Emission):
Rectangular
Minimum Order Quantity:
1
Price:
226$/piece
Packaging Details:
110*60*60mm
Delivery Time:
3 day
Payment Terms:
T/T
Supply Ability:
1piece in stock
Product Description
WTB9L-3N2261 | W9
SMALL PHOTOELECTRIC SENSORS
Ordering information
  Type Part no.
  WTB9L-3N2261 1062523
Other models and accessories → www.sick.com/W9  
Illustration may differ  
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 0 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 1  
ecoung四
  WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 2SIRIC  
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 3   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 4optical AS C
    WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 5 invented by s Ck
Detailed technical data
Features
Functional principle Photoelectric proximity sensor  
Functional principle detail Background suppression  
Dimensions (W x H x D) 12.2 mm x 49.8 mm x 23.6 mm  
Housing design (light emission) Rectangular  
Mounting hole M3  
Sensing range max. 25 mm ... 300 mm 1)  
Sensing range 25 mm ... 300 mm 1)  
Type of light Visible red light  
Light source Laser 2)  
Light spot size (distance) Ø 1 mm (170 mm)  
Wave length 650 nm  
Laser class 1 (IEC 60825-1 / CDRH 21 CFR 1040.10 & 1040.11)  
Adjustment Potentiometer, 5 turns  
Special applications Detecting small objects  
1) Object with 90% remission (based on standard white, DIN 5033).    
2) Average service life: 50,000 hat TU = +25 °C.  
2 PHOTOELECTRIC SENSORS | SICK Product data sheet | 2025-01-15 12:31:19
  Subject to change without notice
  WTB9L-3N2261 | W9
  SMALL PHOTOELECTRIC SENSORS
Mechanics/electronics
Supply voltage UB 10 V DC ... 30 V DC 1)  
Ripple < 5 Vpp 2)  
Current consumption 30 mA 3)  
Switching output NPN 4)  
Output function Complementary  
Switching mode Light/dark switching 4)  
Output current Imax. ≤ 100 mA  
Response time ≤ 0.5 ms 5)  
Switching frequency 1,000 Hz 6)  
Connection type Male connector M8, 4-pin  
Circuit protection A 7)
B 8)
C 9)
 
Protection class III  
Weight 13 g  
Housing material Plastic, VISTAL®  
Optics material Plastic, PMMA  
Enclosure rating IP66
IP67
IP69K
 
Ambient operating temperature –10 °C ... +50 °C  
Ambient operating temperature extended –30 °C ... +55 °C 10) 11)  
Ambient temperature, storage –30 °C ... +70 °C  
UL File No. NRKH.E181493  
1) Limit values when operated in short-circuit protected network: max. 8 A.
2) May not fall below or exceed UV tolerances.
3) Without load.
4) Q = light switching.
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) C = interference suppression.
10) As of Ta = 50 °C, a max. supply voltage Vmax. = 24 V and a max. load current Imax. = 50 mA is permitted.
11) Operation below Tu –10 °C is possible if the sensor is already switched on at Tu > –10 °C, then cools down, and the supply voltage is subsequently not switched
off. Switching on below Tu –10 °C is not permissible.
Safety-related parameters
MTTFD 423 years (EN ISO 13849-1) 1)  
DCavg 0 %  
1) Mode of calculation: Parts-Count-calculation.
Classifications
ECLASS 5.0 27270904  
ECLASS 5.1.4 27270904  
2025-01-15 12:31:19 | Product data sheet PHOTOELECTRIC SENSORS | SICK 3
Subject to change without notice
WTB9L-3N2261 | W9
SMALL PHOTOELECTRIC SENSORS
ECLASS 6.0 27270904  
ECLASS 6.2 27270904  
ECLASS 7.0 27270904  
ECLASS 8.0 27270904  
ECLASS 8.1 27270904  
ECLASS 9.0 27270904  
ECLASS 10.0 27270904  
ECLASS 11.0 27270904  
ECLASS 12.0 27270903  
ETIM 5.0 EC002719  
ETIM 6.0 EC002719  
ETIM 7.0 EC002719  
ETIM 8.0 EC002719  
UNSPSC 16.0901 39121528  
Adjustments
Potentiometer
④ Q D ⑤  
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 6 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 7  
 
④ LED indicator yellow: Status of received light beam
⑤ LED indicator green: power on
⑨ Adjustment of sensing range
Connection diagram
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 8Cd-083
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 9BN WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 10 + (L+)
WH WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 11 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 12 Q
BU WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 13 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 14 - (M)  
BK  
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 15 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 16 Q  
   
4 PHOTOELECTRIC SENSORS | SICK Product data sheet | 2025-01-15 12:31:19
  Subject to change without notice
  WTB9L-3N2261 | W9
  SMALL PHOTOELECTRIC SENSORS
Characteristic curve
% of sensing range
25       6 %/90 %    
20  
      18 % /90 %  
15  
             
10  
        90 %/9 0 %  
5  
             
0  
    50 100 150 200 250 300  
    (1.97) (3.94) (5.91) (7.87) (9.84) (11.81)
Sensing range in mm (inch)
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 17① Sensing range on black, 6% remission factor
② Sensing range on gray, 18% remission factor
③ Sensing range on white, 90% remission factor
Light spot size
Radius in mm (inch)
  1   Dimensions in mm (inch)
0.8 Sensing range Vertical Horizontal
0.6 50 mm
(1.97)
1.2
(0.05)
1.0
(0.04)
 
0.4 100 mm 1.1 1.0  
0.2   (3.94) (0.04) (0.04)  
  200 mm 0.9 0.9  
  0   (7.87) (0.04) (0.04)  
    300 mm 0.8 0.8  
–0.2 (11.81) (0.03) (0.03)  
–0.4
–0.6
–0.8
–1
  50   100 150 200 250 300
  (1.97) (3.94) (5.91) (7.87) (9.84) (11.81) WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 18 Vertical
Sensing range in mm (inch) am Horizontal
2025-01-15 12:31:19 | Product data sheet PHOTOELECTRIC SENSORS |SICK 5
Subject to change without notice
WTB9L-3N2261 | W9
SMALL PHOTOELECTRIC SENSORS
Sensing range diagram
25     170      
25       250    
25         300  
        50 100 150 200   250   300
        (1.97) (3.94) (5.91) (7.87) (9.84) (11.81)
            Distance in mm (inch)      
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 19 Sensing range typ. max.
① Sensing range on black, 6% remission factor
② Sensing range on gray, 18% remission factor
③ Sensing range on white, 90% remission factor
Dimensional drawing (Dimensions in mm (inch))
WTB9L-3
  12.2  
(0.48) WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 20 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 21 23.6 (0.93)   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 22 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 23 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 24
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 25 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 26 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 27 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 28 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 293.7 (0.15)  
  WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 30   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 31 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 32 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 33
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 34 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 35   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 36   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 37A   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 38 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 39 A  
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 40 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 41 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 42 Ai   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 43        
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 44   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 45   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 46 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 47A
  WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 48 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 49     WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 50
  A WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 51        
      WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 52       WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 53 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 54 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 55
      WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 56A         WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 57A
              WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 58
              WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 59 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 60 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 61
                   
                ⑦ ⑧
① Center of optical axis, receiver
② Center of optical axis, sender
③ Mounting hole M3 (Ø 3.1 mm)
④ LED indicator yellow: Status of received light beam
⑤ LED indicator green: power on
⑥ Connecting cable or connecting cable with connector
⑦ Male connector M8, 4-pin
⑧ Male connector M12, 4-pin
Recommended accessories
Other models and accessories → www.sick.com/W9
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 62 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 63 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 64 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 65 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 66Brief description Type Part no.  
Mounting brackets and plates
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 67 WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 68      
6 PHOTOELECTRIC SENSORS | SICK Product data sheet | 2025-01-15 12:31:19
  Subject to change without notice
  WTB9L-3N2261 | W9
  SMALL PHOTOELECTRIC SENSORS
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 69 Brief description   WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 70 Type   Part no.
  Others  
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 71 • Connection type head A: Female connector, M8, 4-pin, straight, A-coded
• Connection type head B: Flying leads
• Signal type: Sensor/actuator cable
• Cable: 5 m, 4-wire, PVC
• Description: Sensor/actuator cable, unshielded
• Application: Zones with chemicals, Uncontaminated zones
YF8U14-
050VA3XLEAX
2095889    
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 72 • Connection type head A: Male connector, M8, 4-pin, straight, A-coded
• Description: Unshielded
• Connection systems: Screw-type terminals
• Permitted cross-section: 0.14 mm² ... 0.5 mm²
STE-0804-G 6037323    
2025-01-15 12:31:19 | Product data sheet PHOTOELECTRIC SENSORS | SICK 7
Subject to change without notice
WTB9L-3N2261 | Photoelectric sensors - SICK  part no : 1062523 73
  SICK At A GlAnCe  
  SICK is one of the leading manufacturers of intelligent sensors and sensor solutions for industrial applica-
tions. 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 require-
ments.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 ma-
chine life cycle and ensure safety and productivity.
For us,that is“Sensor Intelligence.”