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Optoisolators - 556 - Mega Sale! Save up to 23%


Mega Sale! Up to 23% off on Optoisolators at In The National Interest. Top brands include ISOCOM, NTE Electronics, Black Box, Phoenix Contact, VISHAY SEMICONDUCTOR, Optek / TT electronics, Analog Devices Inc, Omron Automation and Safety, & Vishay / Siliconix. Hurry! Limited time offers. Offers valid only while supplies last.



ISOCOM TLP521-4 OPTOISOLATOR, PHOTOTRANSISTOR, 5300VRMS (500 pieces)
ISOCOM TLP521-4 OPTOISOLATOR, PHOTOTRANSISTOR, 5300VRMS (500 pieces)
By ISOCOM
In Stock
$1,701.70

mpn: TLP521-4,

4.5 out of 5 stars with 256 reviews


NTE Electronics NTE5375 Silicon Controlled Rectifier for High Speed Switching, TO-93 Case, 1200V Repetitive Peak Voltage, 275 Amps, 200 mA Maximum Gate Current
NTE Electronics NTE5375 Silicon Controlled Rectifier for High Speed Switching, TO-93 Case, 1200V Repetitive Peak Voltage, 275 Amps, 200 mA Maximum Gate Current
By NTE Electronics
In Stock
$42.55
$42.26

mpn: NTE5375, ean: 0768249224211,

4.4 out of 5 stars with 242 reviews
NTE Electronics NTE5375 Silicon Controlled Rectifier for High Speed Switching, TO-93 Case, 1200V Repetitive Peak Voltage, 275 Amps, 200 mA Maximum Gate Current.175A average on-state current. 355A RMS on-state current. 18A peak forward gate current. 1...


Black Box RS-232 Opto Isolator 115.2-Kbps
Black Box RS-232 Opto Isolator 115.2-Kbps
By Black Box
In Stock
$208.08
$178.27
You Save: 14%

mpn: SP340A-R3, ean: 0013269146976,

4.5 out of 5 stars with 226 reviews
Linking two devices powered by separate AC sources can create the potential for a ground-loop surgea damaging electrical condition that can destroy your computer and wipe out data.Protect your computer and your data from ground loops.. Internal fiber...


Phoenix Contact 2905491 PLUGGABLE OPTOCOUPLER 24VDC 5A
Phoenix Contact 2905491 PLUGGABLE OPTOCOUPLER 24VDC 5A
By Phoenix Contact
In Stock
$190.94
4.2 out of 5 stars with 109 reviews
Phoenix Contact 2905491 PLUGGABLE OPTOCOUPLER 24VDC 5A...


Black Box Wallplate Data Isolator 10/100Mbps 4K
Black Box Wallplate Data Isolator 10/100Mbps 4K
By Black Box
In Stock
$91.88

mpn: SP4011A, ean: 0013269147034,

4.6 out of 5 stars with 143 reviews
Wallplate Data Isolator, Plastic, 10/100, 4K. Compact and self-contained. Install in-line and draw power from the network and connected equipment. RoHS compliant and meets European Medical Device Directive (EN6060-1).Maintains high-speed Ethernet com...


Black Box Wallplate Data Isolator Stainless Steel 10/100/1000-Mbps 4K
Black Box Wallplate Data Isolator Stainless Steel 10/100/1000-Mbps 4K
By Black Box
In Stock
$235.88
$182.41
You Save: 23%

mpn: SP4000A, ean: 0700604209143,

4.0 out of 5 stars with 268 reviews
Wallplate Data Isolator, Stainless Steel, 10/100/1000 4K. Compact and self-contained. Install in-line and draw power from the network and connected equipment. RoHS compliant and meets European Medical Device Directive (EN6060-1).Maintains high-speed ...


Phoenix Contact 2967549 Optocoupler; Industrial; DIN Rail; Transistor; w/Socket; PLC; w/Socket; Screw
Phoenix Contact 2967549 Optocoupler; Industrial; DIN Rail; Transistor; w/Socket; PLC; w/Socket; Screw
By Phoenix Contact
In Stock
$59.93

mpn: 2967549,

4.0 out of 5 stars with 118 reviews


''Phoenix Contact 2900367 Optocoupler; DIN Rail; LED Input; Transistor Output; With Socket, 120 VAC Input''
"Phoenix Contact 2900367 Optocoupler; DIN Rail; LED Input; Transistor Output; With Socket, 120 VAC Input"
By Phoenix Contact
In Stock
$83.68

mpn: 2900367,

4.9 out of 5 stars with 42 reviews
Conn PLC Terminal Block F 5 POS T DIN Rail...


''Phoenix Contact 2900369 Optocoupler; DIN Rail; LED Input; TRIAC Output; With Socket, 24 VDC Input''
"Phoenix Contact 2900369 Optocoupler; DIN Rail; LED Input; TRIAC Output; With Socket, 24 VDC Input"
By Phoenix Contact
In Stock
$82.44

mpn: 2900369,

4.2 out of 5 stars with 292 reviews


Black Box Wallplate Data Isolator 10/100/1000-Mbps 4K
Black Box Wallplate Data Isolator 10/100/1000-Mbps 4K
By Black Box
In Stock
$230.72

mpn: SP4010A, ean: 0700604209167,

4.1 out of 5 stars with 213 reviews
10/100 and stainless steel versions also available. Compact and self-contained. Install in-line and draw power from the network and connected equipment. RoHS compliant and meets European Medical Device Directive (EN6060-1).Maintains high-speed Ethern...


VISHAY SEMICONDUCTOR IL300-F OPTOCOUPLER, PHOTODIODE, 5300VRMS
VISHAY SEMICONDUCTOR IL300-F OPTOCOUPLER, PHOTODIODE, 5300VRMS
By VISHAY SEMICONDUCTOR
In Stock
$10.88

mpn: IL300-F,

4.7 out of 5 stars with 103 reviews
Price for: Each 1 . Input Current:10mA.Isolation Voltage:5.3kV.No. of Channels:1.No. of Pins:8.Opto Case Style:DIP.Optocoupler Output Type:Photodiode.Output Voltage:50V.Packaging:Each.SVHC:To Be Advised...


High Speed Optocouplers Optoisolator
High Speed Optocouplers Optoisolator
By Optek / TT electronics
In Stock
$63.81
4.7 out of 5 stars with 205 reviews


DGTL ISO 2.5KV GEN PURP 16SOIC (1 piece)
DGTL ISO 2.5KV GEN PURP 16SOIC (1 piece)
By Analog Devices Inc
In Stock
$10.75
4.5 out of 5 stars with 204 reviews


Optical Switches, Transmissive, Phototransistor Output 5MM SLOT PMS 4D-ON
Optical Switches, Transmissive, Phototransistor Output 5MM SLOT PMS 4D-ON
By Omron Automation and Safety
In Stock
$39.61
4.8 out of 5 stars with 222 reviews


Optical Switches, Reflective, Phototransistor Output Output Phototranstr Input Diode
Optical Switches, Reflective, Phototransistor Output Output Phototranstr Input Diode
By Optek / TT electronics
In Stock
$12.99
4.6 out of 5 stars with 37 reviews


Siliconix / Vishay 4N35 Optoisolator; Analog; 6-Pin DIP; Transistor; 150 mW; 60 mA (100 pieces)
Siliconix / Vishay 4N35 Optoisolator; Analog; 6-Pin DIP; Transistor; 150 mW; 60 mA (100 pieces)
By Vishay / Siliconix
In Stock
$27.13

mpn: 4N35,

4.8 out of 5 stars with 200 reviews


Siliconix / Vishay 4N32 Optoisolator; Analog; 6-Pin DIP; Darlington; N-Channel; 100 mW; 1.25 V (100 pieces)
Siliconix / Vishay 4N32 Optoisolator; Analog; 6-Pin DIP; Darlington; N-Channel; 100 mW; 1.25 V (100 pieces)
By Vishay / Siliconix
In Stock
$33.39

mpn: 4N32,

4.3 out of 5 stars with 32 reviews


Siliconix / Vishay 4N32 Optoisolator; Analog; 6-Pin DIP; Darlington; N-Channel; 100 mW; 1.25 V (1000 pieces)
Siliconix / Vishay 4N32 Optoisolator; Analog; 6-Pin DIP; Darlington; N-Channel; 100 mW; 1.25 V (1000 pieces)
By Vishay / Siliconix
In Stock
$279.14

mpn: 4N32,

4.7 out of 5 stars with 186 reviews


Siliconix / Vishay 4N32 Optoisolator; Analog; 6-Pin DIP; Darlington; N-Channel; 100 mW; 1.25 V (500 pieces)
Siliconix / Vishay 4N32 Optoisolator; Analog; 6-Pin DIP; Darlington; N-Channel; 100 mW; 1.25 V (500 pieces)
By Vishay / Siliconix
In Stock
$163.95

mpn: 4N32,

4.0 out of 5 stars with 23 reviews


Optical Switches, Transmissive, Phototransistor Output EMMITER/SENSOR ASSY (5 pieces)
Optical Switches, Transmissive, Phototransistor Output EMMITER/SENSOR ASSY (5 pieces)
By Optek / TT electronics
In Stock
$29.65

mpn: OPB831W55Z,

4.7 out of 5 stars with 55 reviews



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