.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: $2.72
1,229In Stock

Mfr. Part No.
SMP-1A47-4PT

Mouser Part No
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

$2.72

$2.33

$2.24

$2.11

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: $17.95
92In Stock
New At Mouser

Mfr. Part No.
530-03-1-10

Mouser Part No
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

$17.95

$14.75

$13.01

$12.61

$12.60

Min.: 1
Mult.: 1

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

522-03-I
Standex Electronics
1: $9.47
162In Stock

Mfr. Part No.
522-03-I

Mouser Part No
876-522-03-I

Standex Electronics

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

Datasheet

162In Stock

$9.47

$7.97

$7.41

$6.70

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: $1.65
74In Stock

Mfr. Part No.
SMP-1A30-4PT

Mouser Part No
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

$1.65

$1.41

$1.36

$1.26

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: $7.36
194In Stock

Mfr. Part No.
SMP-1A21-4PT

Mouser Part No
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

$7.36

$6.27

$6.05

$5.83

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: $3.90
161In Stock

Mfr. Part No.
SMP-1A31-4DT

Mouser Part No
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

$3.90

$3.66

$3.26

$3.09

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: $4.13
173In Stock

Mfr. Part No.
SMP-1A31-4ST

Mouser Part No
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

$4.13

$3.87

$3.44

$3.27

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: $5.26
187In Stock

Mfr. Part No.
SMP-1A31-6ST

Mouser Part No
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

$5.26

$4.45

$2.76

$2.34

$2.33

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: $5.47
98In Stock

Mfr. Part No.
SMP-1A36-6DT

Mouser Part No
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

$5.47

$5.23

$4.44

$4.11

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: $3.24
103In Stock

Mfr. Part No.
SMP-1A37-6DT

Mouser Part No
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

$3.24

$2.76

$2.66

$2.57

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: $3.29
187In Stock

Mfr. Part No.
SMP-1A37-6ST

Mouser Part No
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

$3.29

$2.81

$2.70

$2.61

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: $3.62
63In Stock

Mfr. Part No.
SMP-1A38-6ST

Mouser Part No
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

$3.62

$3.08

$2.95

$2.85

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: $6.12
175In Stock

Mfr. Part No.
SMP-2A31-8DT

Mouser Part No
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

$6.12

$6.11

$3.73

$2.90

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: $4.88
16In Stock

Mfr. Part No.
SMP-2A31-8PT

Mouser Part No
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

$4.88

$4.15

$4.00

$3.85

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: $5.31
63In Stock

Mfr. Part No.
SMP-2A37-8PT

Mouser Part No
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

$5.31

$4.52

$4.35

$4.21

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: $4.28
377In Stock

Mfr. Part No.
SMP-2A37-8ST

Mouser Part No
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

$4.28

$3.83

$3.54

$3.34

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: $2.05
180In Stock

Mfr. Part No.
SMP-1A30-4DT

Mouser Part No
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

$2.05

$1.76

$1.63

$1.55

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: $2.38
131In Stock

Mfr. Part No.
SMP-1A37-4ST

Mouser Part No
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

$2.38

$2.04

$1.90

$1.79

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: $2.57
1,162Expected 2026/03/23

Mfr. Part No.
SMP-1A37-4PT

Mouser Part No
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

$2.57

$2.19

$2.00

$1.91

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: $4.24
937Expected 2026/04/06

Mfr. Part No.
SMP-2A37-8DT

Mouser Part No
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

$4.24

$3.78

$3.51

$3.40

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: $11.90
170On Order
New Product

Mfr. Part No.
525-03-0-I

Mouser Part No
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

$11.90

$9.63

$8.69

$8.20

$8.11

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: $8.87
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
535-04-0-I

Mouser Part No
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

$8.87

$7.43

$6.36

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: $5.68
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
SMP-1A23-4PT

Mouser Part No
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

$5.68

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: $1.76
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
SMP-1A30-6DT

Mouser Part No
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

$1.76

$1.74

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: $1.76
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
SMP-1A30-6ST

Mouser Part No
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

$1.76

Min.: 1,600
Mult.: 50

PCB Mount

SMD DIP-6

Photo MOSFET

Standex Electronics Optocouplers/Photocouplers

Types of Optocouplers/Photocouplers

Customer Service Office

Company

Resources

Support