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Optical Switches

Optimize the mechanical resolution, coupling efficiency, & ambient light rejection with Jameco's selection of optical switches. Our stock of the H21A series of opaque photo interrupters are single channel switches consisting of a Gallium Arsenide infrared emitting diode and a NPN silicon photo transistor mounted in a polycarbonate housing. These devices feature a polycarbonate case protected against ambient light. Choose from our wide selection below!

Search Results: 27 results found
H21A1

Photointerrupter IR 3mm Slot 150mW Tab/PC Mount

  • 1: $1.49
    10: $1.25
    100: $0.99
    500: $0.85

549 in stock

More Available

OPB606A

REFLECTIVE OBJECT SWITCH SENSOR

Price Reduced

  • 1: $1.39
    10: $1.29
    100: $1.09

514 in stock

More Available

QRD1114

Reflective Surface Sensor IR Emitter/Detector 840nm 100mW

  • 1: $1.49
    10: $1.29
    100: $0.99

66 in stock

More Available

LTH-1550-01

Reflective Surface Infrared Emitter/Detector Sensor

  • 1: $0.59
    10: $0.49
    100: $0.29
    500: $0.25

1,228 in stock

More Available

IRLA075

Photointerupter IR 3mm Gap Tab/PC Mount

Slashed Prices - Limited Quantity

  • 1: $0.99
    10: $0.89
    100: $0.69
    250: $0.59

181 in stock

More Available

H21A3

Photointerupter IR 3.3mm Gap 150mW Tab/PC Mount

  • 1: $1.49
    10: $1.25
    100: $0.99
    500: $0.85

345 in stock

More Available

TCST1103

Photointerrupter Transmissive 2.03 mm Phototransistor 4-Pin Slotted Optical Switch

  • 35: $1.49
    175: $1.29
    875: $1.09

10 ship on Jul. 13

EE-SA105

Optical Actuator 15gf Force IR Optocoupler Omron EE-SA105

Slashed Prices - Limited Quantity

  • 1: $2.95
    10: $2.59
    100: $2.29
    500: $1.95

1,791 in stock

More Available

OPB3902

Photointerupter IR Emitter/Detector 3.12mm Gap 100mW

Clearance

  • 1: $0.79
    10: $0.69
    100: $0.55
    500: $0.49

1,963 in stock

More Available

OPB703WZ

Photointerrupter Reflective Phototransistor 4-Pin

  • 10: $6.25
    50: $5.62
    250: $5.02

2 ship on Jul. 13

OPB815L

Photointerrupter Transmissive 9.53mm Phototransistor 4-Pin

  • 10: $5.29
    50: $4.59
    100: $4.09

7 ship on Jul. 13

OPB841W55Z

Photointerrupter Transmissive 3.18mm Phototransistor 4-Pin

  • 10: $7.05
    50: $6.33
    250: $5.65

26 ship on Jul. 13

OPB490T11Z

Photointerrupter Transmissive 2.03 mm Phototransistor 4-Pin Slotted Optical Switch

  • 10: $6.95
    50: $6.22
    250: $5.56

25 ship on Jul. 13

OPB973N11

Photointerrupter Transmissive 2.03 mm Phototransistor 4-Pin Slotted Optical Switch

  • 10: $6.39
    50: $5.79
    250: $5.19

886 ship on Jul. 13

OPB891T51Z

Photointerrupter Transmissive 3.18mm Phototransistor 4-Pin

  • 10: $7.19
    50: $6.39
    250: $5.69

1,258 ship on Jul. 13

OPB861T55

Photointerrupter Transmissive 3.18mm Phototransistor 4-Pin

  • 15: $4.19
    75: $3.64
    375: $3.22

785 ship on Jul. 13

OPB690Z

Photointerrupter Transmissive Phototransistor 3-Pin

  • 10: $7.19
    50: $6.49
    250: $5.79

239 ship on Jul. 13

OPB830W11Z

Photointerrupter Transmissive 2.03 mm Phototransistor 4-Pin Slotted Optical Switch

  • 10: $8.75
    50: $7.84
    250: $7.00

1 ship on Jul. 13

EE-SX1046

Photointerrupter Transmissive 3mm Phototransistor 4-Pin

  • 10: $5.19
    50: $4.69
    100: $4.19

3,849 ship on Jul. 13

OPB825

Photointerrupter Transmissive 4mm Phototransistor 4-Pin

  • 20: $3.29
    100: $2.89
    500: $2.59

104 ship on Jul. 13

OPB616

Photointerrupter Transmissive 2.03 mm Phototransistor 4-Pin Slotted Optical Switch

  • 15: $3.59
    75: $3.11
    375: $2.75

31 ship on Jul. 13

OPB830L11

Photointerrupter Transmissive 3.18mm Phototransistor 4-Pin

  • 15: $4.89
    75: $4.38
    375: $3.91

42 ship on Jul. 13

OPB821Z

Photointerrupter Transmissive 2.03mm Phototransistor 4-Pin

  • 10: $8.59
    50: $7.69
    250: $6.89

13 ship on Jul. 13

OPB890P11Z

SLOTTED OPTICAL SWITCH

  • 10: $7.39
    50: $6.65
    250: $5.94

120 ship on Jul. 13

OPB350

Photointerrupter Transmissive Phototransistor 4-Pin Tube

  • 10: $7.65
    50: $6.87
    250: $6.13

1,162 ship on Jul. 13

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