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High Reliability Sensors

Optek / TT Electronics High Reliability Sensors are engineered to deliver consistent, non-contact sensing and signal isolation in demanding environments. Built on proven optical and magnetic technologies, these sensor solutions deliver reliable performance where contamination, misalignment, and electrical noise can impact system operation. Designed for flexibility and long service life, this portfolio of Optek / TT Electronics sensors supports industrial, medical, aerospace, and control applications requiring stable, repeatable detection.

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Part #

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

OHS3040U
Optek / TT Electronics
1: Rp84.759
580In Stock

Mfr. Part No.
OHS3040U

Mouser Part No
828-OHS3040U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

Datasheet

580In Stock

Rp84.759

Rp84.025

Rp83.841

Min.: 1
Mult.: 1

Transistor Output Optocouplers Optocoupled Isolator

4N24A
Optek / TT Electronics
1: Rp764.845
150In Stock

Mfr. Part No.
4N24A

Mouser Part No
828-4N24A

Optek / TT Electronics

Transistor Output Optocouplers Optocoupled Isolator

Datasheet

150In Stock

Rp764.845

Rp764.478

Rp764.111

View

Min.: 1
Mult.: 1

Bipolar Transistors - BJT NPN/PNP Transistor 6 Pin

2N4854U
Optek / TT Electronics
1: Rp666.694
267In Stock

Mfr. Part No.
2N4854U

Mouser Part No
828-2N4854U

Optek / TT Electronics

Bipolar Transistors - BJT NPN/PNP Transistor 6 Pin

Datasheet

267In Stock

Rp666.694

Rp652.200

Rp650.366

View

Min.: 1
Mult.: 1

Transistor Output Optocouplers Optocoupled Isolator

4N23
Optek / TT Electronics
1: Rp656.787
227In Stock

Mfr. Part No.
4N23

Mouser Part No
828-4N23

Optek / TT Electronics

Transistor Output Optocouplers Optocoupled Isolator

Datasheet

227In Stock

Rp656.787

Rp634.221

Rp634.038

View

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

OHN3140U
Optek / TT Electronics
1: Rp199.421
330In Stock

Mfr. Part No.
OHN3140U

Mouser Part No
828-OHN3140U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

Datasheet

330In Stock

Rp199.421

Rp199.238

Rp196.669

Rp100.903

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

OH360U
Optek / TT Electronics
1: Rp129.156
450In Stock

Mfr. Part No.
OH360U

Mouser Part No
828-OH360U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

Datasheet

450In Stock

Rp129.156

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

OHS3020U
Optek / TT Electronics
1: Rp138.329
903In Stock

Mfr. Part No.
OHS3020U

Mouser Part No
828-OHS3020U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

Datasheet

903In Stock

Rp138.329

Quote

Min.: 1
Mult.: 1

Transistor Output Optocouplers Isolator

3N244
Optek / TT Electronics
1: Rp386.734
3In Stock

Mfr. Part No.
3N244

Mouser Part No
828-3N244

Optek / TT Electronics

Transistor Output Optocouplers Isolator

Datasheet

3In Stock

Rp386.734

Min.: 1
Mult.: 1

Transistor Output Optocouplers Optocoupled Isolator

4N49
Optek / TT Electronics
1: Rp862.262
154In Stock

Mfr. Part No.
4N49

Mouser Part No
828-4N49

Optek / TT Electronics

Transistor Output Optocouplers Optocoupled Isolator

Datasheet

154In Stock

Rp862.262

Rp836.578

Rp757.139

Quote

Min.: 1
Mult.: 1

Transistor Output Optocouplers Optocoupled Isolator

4N49U
Optek / TT Electronics
1: Rp676.050
1.680In Stock

Mfr. Part No.
4N49U

Mouser Part No
828-4N49U

Optek / TT Electronics

Transistor Output Optocouplers Optocoupled Isolator

Datasheet

1.680In Stock

Rp676.050

Min.: 1
Mult.: 1

Bipolar Transistors - BJT NPN G.P. TRANSISTOR

2N2222AUB
Optek / TT Electronics
1: Rp608.720
203In Stock
390On Order

Mfr. Part No.
2N2222AUB

Mouser Part No
828-2N2222AUB

Optek / TT Electronics

Bipolar Transistors - BJT NPN G.P. TRANSISTOR

Datasheet

203In Stock

390On Order

Rp608.720

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

OHB900
Optek / TT Electronics
1: Rp212.997
709In Stock
500Expected 28/09/2026

Mfr. Part No.
OHB900

Mouser Part No
828-OHB900

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

Datasheet

709In Stock

500Expected 28/09/2026

Rp212.997

Rp206.576

Rp199.971

Rp199.421

Quote

Min.: 1
Mult.: 1

Bipolar Transistors - BJT PNP G.P. Transistor 3 Pin

2N2907AUB
Optek / TT Electronics
1: Rp608.720
210In Stock

Mfr. Part No.
2N2907AUB

Mouser Part No
828-2N2907AUB

Optek / TT Electronics

Bipolar Transistors - BJT PNP G.P. Transistor 3 Pin

Datasheet

210In Stock

Rp608.720

Min.: 1
Mult.: 1

Transistor Output Optocouplers Optocoupled Isolator

3C92C
Optek / TT Electronics
1: Rp381.413
123In Stock

Mfr. Part No.
3C92C

Mouser Part No
828-3C92C

Optek / TT Electronics

Transistor Output Optocouplers Optocoupled Isolator

Datasheet

123In Stock

Rp381.413

Rp375.176

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

OMH3075
Optek / TT Electronics
1: Rp715.677
150In Stock

Mfr. Part No.
OMH3075

Mouser Part No
828-OMH3075

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

Datasheet

150In Stock

Rp715.677

Rp715.127

Quote

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

OHN3040U
Optek / TT Electronics
1: Rp86.410
167In Stock

Mfr. Part No.
OHN3040U

Mouser Part No
828-OHN3040U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

Datasheet

167In Stock

Rp86.410

Rp79.805

Rp78.521

Rp78.337

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

OHS3140U
Optek / TT Electronics
1: Rp106.223
162In Stock

Mfr. Part No.
OHS3140U

Mouser Part No
828-OHS3140U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

Datasheet

162In Stock

Rp106.223

Min.: 1
Mult.: 1

Transistor Output Optocouplers OPTIC CPLD ISOLATOR TO-78

JANTX4N24A
Optek / TT Electronics
1: Rp795.849
168In Stock

Mfr. Part No.
JANTX4N24A

Mouser Part No
828-JANTX4N24A

Optek / TT Electronics

Transistor Output Optocouplers OPTIC CPLD ISOLATOR TO-78

Datasheet

168In Stock

Rp795.849

Min.: 1
Mult.: 1

Transistor Output Optocouplers TO-78 OCI

JAN4N49
Optek / TT Electronics
1: Rp856.208
2In Stock
100Expected 10/05/2027

Mfr. Part No.
JAN4N49

Mouser Part No
828-JAN4N49

Optek / TT Electronics

Transistor Output Optocouplers TO-78 OCI

Datasheet

2In Stock

100Expected 10/05/2027

Rp856.208

Rp832.358

Quote

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

OH090U
Optek / TT Electronics
1: Rp108.425
926Expected 29/10/2026

Mfr. Part No.
OH090U

Mouser Part No
828-OH090U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

Datasheet

926Expected 29/10/2026

Rp108.425

Rp104.205

Rp102.371

Rp101.637

View

Min.: 1
Mult.: 1

Bipolar Transistors - BJT NPN G.P. Transistor 4 Pin

2N2222AUA
Optek / TT Electronics
1: Rp608.720
240Expected 13/04/2027

Mfr. Part No.
2N2222AUA

Mouser Part No
828-2N2222AUA

Optek / TT Electronics

Bipolar Transistors - BJT NPN G.P. Transistor 4 Pin

Datasheet

240Expected 13/04/2027

Rp608.720

Min.: 1
Mult.: 1

Transistor Output Optocouplers TO-78 OCI Collector Isolated

JANTX4N49A
Optek / TT Electronics
1: Rp840.063
200Expected 18/03/2027

Mfr. Part No.
JANTX4N49A

Mouser Part No
828-JANTX4N49A

Optek / TT Electronics

Transistor Output Optocouplers TO-78 OCI Collector Isolated

Datasheet

200Expected 18/03/2027

Rp840.063

Min.: 1
Mult.: 1

Transistor Output Optocouplers 4N24A, 4 PIN HCC PKG

HCC242TX
Optek / TT Electronics
240: Rp637.890
Non-Stocked

Mfr. Part No.
HCC242TX

Mouser Part No
828-HCC242TX

Optek / TT Electronics

Transistor Output Optocouplers 4N24A, 4 PIN HCC PKG

Datasheet

Non-Stocked

Rp637.890

View

Min.: 240
Mult.: 240

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

OH180U
Optek / TT Electronics
1.000: Rp129.156
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
OH180U

Mouser Part No
828-OH180U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

Datasheet

Non-Stocked Lead-Time 18 Weeks

Rp129.156

Min.: 1.000
Mult.: 1.000

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

OHS3175U
Optek / TT Electronics
1.000: Rp77.604
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
OHS3175U

Mouser Part No
828-OHS3175U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

Datasheet

Non-Stocked Lead-Time 18 Weeks

Rp77.604

Min.: 1.000
Mult.: 1.000