.hide-partial { max-height: none; } .show-more { display: none; }

Standex Electronics Optocouplers / Photocouplers

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Optocouplers / Photocouplers

List Images

Results: 44

Applied Filters:

Manufacturer = Standex Electronics

Vr - Reverse Voltage

Maximum Collector Current

Mounting Style

Package / Case

Number of Channels

Output Type

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Solid State Relays - PCB Mount 1 Form A 80V AC/DC 100mA, 8-SMD

SMP-1A47-4PT
MEDER electronic
1: $4.22
1,229In Stock

Mfr. Part #
SMP-1A47-4PT

Mouser Part #
876-SMP-1A47-4PT

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 80V AC/DC 100mA, 8-SMD

Learn More

Datasheet

1,229In Stock

$4.22

$3.60

$3.47

$3.27

View

Min.: 1
Mult.: 1

PCB Mount

SOP-4

Photo MOSFET

Transistor Output Optocouplers High Voltage Optocoupler, Form 1A, 32V, 100mA, THT 10kV

530-03-1-10
Standex Electronics
1: $27.81
92In Stock
New At Mouser

Mfr. Part #
530-03-1-10

Mouser Part #
876-530-03-1-10

New At Mouser

Standex Electronics

Transistor Output Optocouplers High Voltage Optocoupler, Form 1A, 32V, 100mA, THT 10kV

Datasheet

92In Stock

$27.81

$22.85

$20.17

$19.53

Quote

Min.: 1
Mult.: 1

Transistor Output Optocouplers Intrinsically Safe Optocoupler, Form 1A, 32V, 75mA, THT 4kV, ATEX

522-03-I
Standex Electronics
1: $14.68
162In Stock

Mfr. Part #
522-03-I

Mouser Part #
876-522-03-I

Standex Electronics

Transistor Output Optocouplers Intrinsically Safe Optocoupler, Form 1A, 32V, 75mA, THT 4kV, ATEX

Datasheet

162In Stock

$14.68

$12.35

$11.49

$10.39

View

Min.: 1
Mult.: 1

Solid State Relays - PCB Mount 1 Form A 400V AC/DC 45-70mA, 6-DIP

SMP-1A30-4PT
MEDER electronic
1: $2.56
74In Stock

Mfr. Part #
SMP-1A30-4PT

Mouser Part #
876-SMP-1A30-4PT

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 400V AC/DC 45-70mA, 6-DIP

Learn More

Datasheet

74In Stock

$2.56

$2.19

$2.11

$1.94

View

Min.: 1
Mult.: 1

PCB Mount

SOP-4

Photo MOSFET

Solid State Relays - PCB Mount 1 Form A 40V AC/DC 45-70mA, 6-SMD

SMP-1A21-4PT
MEDER electronic
1: $11.41
194In Stock

Mfr. Part #
SMP-1A21-4PT

Mouser Part #
876-SMP-1A21-4PT

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 40V AC/DC 45-70mA, 6-SMD

Learn More

Datasheet

194In Stock

$11.41

$9.72

$9.38

$9.04

View

Min.: 1
Mult.: 1

PCB Mount

SOP-4

Photo MOSFET

Solid State Relays - PCB Mount 1 Form A 350V AC/DC 120mA, 6-DIP

SMP-1A31-4DT
MEDER electronic
1: $6.05
161In Stock

Mfr. Part #
SMP-1A31-4DT

Mouser Part #
876-SMP-1A31-4DT

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 350V AC/DC 120mA, 6-DIP

Learn More

Datasheet

161In Stock

$6.05

$5.67

$5.04

$4.79

View

Min.: 1
Mult.: 1

PCB Mount

DIP-4

Photo MOSFET

Solid State Relays - PCB Mount 1 Form A 350V AC/DC 120mA, 6-SMD

SMP-1A31-4ST
MEDER electronic
1: $6.40
173In Stock

Mfr. Part #
SMP-1A31-4ST

Mouser Part #
876-SMP-1A31-4ST

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 350V AC/DC 120mA, 6-SMD

Learn More

Datasheet

173In Stock

$6.40

$6.00

$5.33

$5.07

View

Min.: 1
Mult.: 1

PCB Mount

SMD DIP-4

Photo MOSFET

Solid State Relays - PCB Mount 1 Form A 350V AC/DC 100mA, 8-SMD

SMP-1A31-6ST
MEDER electronic
1: $8.14
187In Stock

Mfr. Part #
SMP-1A31-6ST

Mouser Part #
876-SMP-1A31-6ST

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 350V AC/DC 100mA, 8-SMD

Learn More

Datasheet

187In Stock

$8.14

$6.90

$4.28

$3.63

$3.61

Min.: 1
Mult.: 1

PCB Mount

SMD DIP-6

Photo MOSFET

Solid State Relays - PCB Mount 1 Form A 60V AC/DC 500mA, 6-DIP

SMP-1A36-6DT
MEDER electronic
1: $8.48
98In Stock

Mfr. Part #
SMP-1A36-6DT

Mouser Part #
876-SMP-1A36-6DT

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 60V AC/DC 500mA, 6-DIP

Learn More

Datasheet

98In Stock

$8.48

$8.11

$6.88

$6.36

View

Min.: 1
Mult.: 1

PCB Mount

DIP-6

Photo MOSFET

Solid State Relays - PCB Mount 1 Form A 60V AC/DC 100mA, 8-SOP

SMP-1A37-6DT
MEDER electronic
1: $5.02
103In Stock

Mfr. Part #
SMP-1A37-6DT

Mouser Part #
876-SMP-1A37-6DT

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 60V AC/DC 100mA, 8-SOP

Learn More

Datasheet

103In Stock

$5.02

$4.28

$4.12

$3.98

View

Min.: 1
Mult.: 1

PCB Mount

DIP-6

Photo MOSFET

Solid State Relays - PCB Mount 1 Form A 60V AC/DC 2.5-5.0A, 6-DIP

SMP-1A37-6ST
MEDER electronic
1: $5.10
187In Stock

Mfr. Part #
SMP-1A37-6ST

Mouser Part #
876-SMP-1A37-6ST

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 60V AC/DC 2.5-5.0A, 6-DIP

Learn More

Datasheet

187In Stock

$5.10

$4.36

$4.19

$4.05

View

Min.: 1
Mult.: 1

PCB Mount

SMD DIP-6

Photo MOSFET

Solid State Relays - PCB Mount 1 Form A 600V AC/DC 450mA, 8-SOP

SMP-1A38-6ST
MEDER electronic
1: $5.61
63In Stock

Mfr. Part #
SMP-1A38-6ST

Mouser Part #
876-SMP-1A38-6ST

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 600V AC/DC 450mA, 8-SOP

Learn More

Datasheet

63In Stock

$5.61

$4.77

$4.57

$4.42

View

Min.: 1
Mult.: 1

PCB Mount

SMD DIP-6

Photo MOSFET

Solid State Relays - PCB Mount 2 Form A 350V AC/DC 500mA, 4-DIP

SMP-2A31-8DT
MEDER electronic
1: $9.49
175In Stock

Mfr. Part #
SMP-2A31-8DT

Mouser Part #
876-SMP-2A31-8DT

MEDER electronic

Solid State Relays - PCB Mount 2 Form A 350V AC/DC 500mA, 4-DIP

Learn More

Datasheet

175In Stock

$9.49

$9.47

$5.78

$4.50

Quote

Min.: 1
Mult.: 1

PCB Mount

DIP-8

Photo MOSFET

Solid State Relays - PCB Mount 2 Form A 350V AC/DC 100mA, 4-SMD

SMP-2A31-8PT
MEDER electronic
1: $7.56
16In Stock

Mfr. Part #
SMP-2A31-8PT

Mouser Part #
876-SMP-2A31-8PT

MEDER electronic

Solid State Relays - PCB Mount 2 Form A 350V AC/DC 100mA, 4-SMD

Learn More

Datasheet

16In Stock

$7.56

$6.43

$6.20

$5.97

View

Min.: 1
Mult.: 1

PCB Mount

SOP-8

Photo MOSFET

Solid State Relays - PCB Mount 2 Form A 60V AC/DC Low Leak 10nA, 4-SOP

SMP-2A37-8PT
MEDER electronic
1: $8.23
63In Stock

Mfr. Part #
SMP-2A37-8PT

Mouser Part #
876-SMP-2A37-8PT

MEDER electronic

Solid State Relays - PCB Mount 2 Form A 60V AC/DC Low Leak 10nA, 4-SOP

Learn More

Datasheet

63In Stock

$8.23

$7.01

$6.74

$6.53

View

Min.: 1
Mult.: 1

PCB Mount

SOP-8

Photo MOSFET

Solid State Relays - PCB Mount 2 Form A 60V AC/DC 2.5-5.0A, 6-SMD

SMP-2A37-8ST
MEDER electronic
1: $6.63
377In Stock

Mfr. Part #
SMP-2A37-8ST

Mouser Part #
876-SMP-2A37-8ST

MEDER electronic

Solid State Relays - PCB Mount 2 Form A 60V AC/DC 2.5-5.0A, 6-SMD

Learn More

Datasheet

377In Stock

$6.63

$5.92

$5.47

$5.18

View

Min.: 1
Mult.: 1

PCB Mount

SMD DIP-6

Photo MOSFET

Solid State Relays - PCB Mount 1 Form A 400V AC/DC 100mA, 8-DIP

SMP-1A30-4DT
MEDER electronic
1: $3.18
180In Stock

Mfr. Part #
SMP-1A30-4DT

Mouser Part #
876-SMP-1A30-4DT

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 400V AC/DC 100mA, 8-DIP

Learn More

Datasheet

180In Stock

$3.18

$2.71

$2.53

$2.40

View

Min.: 1
Mult.: 1

PCB Mount

DIP-4

Photo MOSFET

Solid State Relays - PCB Mount 1 Form A 60V AC/DC 120mA, 4-SOP

SMP-1A37-4ST
MEDER electronic
1: $3.69
131In Stock

Mfr. Part #
SMP-1A37-4ST

Mouser Part #
876-SMP-1A37-4ST

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 60V AC/DC 120mA, 4-SOP

Learn More

Datasheet

131In Stock

$3.69

$3.15

$2.93

$2.77

View

Min.: 1
Mult.: 1

PCB Mount

SMD DIP-4

Photo MOSFET

Solid State Relays - PCB Mount 1 Form A 60V AC/DC Low Leak 10nA, 8-SOP

SMP-1A37-4PT
MEDER electronic
1: $3.98
1,162Expected 2026-03-23

Mfr. Part #
SMP-1A37-4PT

Mouser Part #
876-SMP-1A37-4PT

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 60V AC/DC Low Leak 10nA, 8-SOP

Learn More

Datasheet

1,162Expected 2026-03-23

$3.98

$3.39

$3.10

$2.96

View

Min.: 1
Mult.: 1

PCB Mount

SOP-4

Photo MOSFET

Solid State Relays - PCB Mount 2 Form A 60V AC/DC 100mA, 4-SOP

SMP-2A37-8DT
MEDER electronic
1: $6.57
937Expected 2026-04-06

Mfr. Part #
SMP-2A37-8DT

Mouser Part #
876-SMP-2A37-8DT

MEDER electronic

Solid State Relays - PCB Mount 2 Form A 60V AC/DC 100mA, 4-SOP

Learn More

Datasheet

937Expected 2026-04-06

$6.57

$5.86

$5.44

$5.25

View

Min.: 1
Mult.: 1

PCB Mount

DIP-8

Photo MOSFET

Transistor Output Optocouplers Intrinsically Safe Optocoupler, Form 1A, 32V, 100mA, THT 4kV, ATEX

525-03-0-I
Standex Electronics
1: $18.43
170On Order
New Product

Mfr. Part #
525-03-0-I

Mouser Part #
876-525-03-0-I

New Product

Standex Electronics

Transistor Output Optocouplers Intrinsically Safe Optocoupler, Form 1A, 32V, 100mA, THT 4kV, ATEX

Datasheet

170On Order

$18.43

$14.93

$13.47

$12.71

View

Min.: 1
Mult.: 1

5 V

50 mA

1 Channel

Phototransistor

Transistor Output Optocouplers Intrinsically Safe Optocoupler, Form 1A, 32V, 100mA, THT 4kV, CTR3.0, ATEX

535-04-0-I
Standex Electronics
1: $13.75
Non-Stocked Lead-Time 9 Weeks

Mfr. Part #
535-04-0-I

Mouser Part #
876-535-04-0-I

Standex Electronics

Transistor Output Optocouplers Intrinsically Safe Optocoupler, Form 1A, 32V, 100mA, THT 4kV, CTR3.0, ATEX

Datasheet

Non-Stocked Lead-Time 9 Weeks

$13.75

$11.52

$9.84

$9.50

View

Min.: 1
Mult.: 1

1 Channel

Phototransistor

Solid State Relays - PCB Mount 1 Form A 250V AC/DC 1.25A, 6-SMD

SMP-1A23-4PT
MEDER electronic
1,300: $8.45
Non-Stocked Lead-Time 11 Weeks

Mfr. Part #
SMP-1A23-4PT

Mouser Part #
876-SMP-1A23-4PT

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 250V AC/DC 1.25A, 6-SMD

Datasheet

Non-Stocked Lead-Time 11 Weeks

$8.45

View

Min.: 1,300
Mult.: 100

PCB Mount

SOP-4

Photo MOSFET

Solid State Relays - PCB Mount 1 Form A 400V AC/DC 120mA, 4-DIP

SMP-1A30-6DT
MEDER electronic
1,600: $2.71
Non-Stocked Lead-Time 11 Weeks

Mfr. Part #
SMP-1A30-6DT

Mouser Part #
876-SMP-1A30-6DT

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 400V AC/DC 120mA, 4-DIP

Learn More

Datasheet

Non-Stocked Lead-Time 11 Weeks

$2.71

$2.70

Min.: 1,600
Mult.: 50

PCB Mount

DIP-6

Photo MOSFET

Solid State Relays - PCB Mount 1 Form A 400V AC/DC 120mA, 4-SMD

SMP-1A30-6ST
MEDER electronic
1,600: $2.73
Non-Stocked Lead-Time 11 Weeks

Mfr. Part #
SMP-1A30-6ST

Mouser Part #
876-SMP-1A30-6ST

MEDER electronic

Solid State Relays - PCB Mount 1 Form A 400V AC/DC 120mA, 4-SMD

Learn More

Datasheet

Non-Stocked Lead-Time 11 Weeks

$2.73

$2.71

Min.: 1,600
Mult.: 50

PCB Mount

SMD DIP-6

Photo MOSFET

Standex Electronics Optocouplers / Photocouplers

Types of Optocouplers / Photocouplers

Mouser Electronics®

Company

Resources

Support