Top 51 Industrial Scientific Electrical Signal Comparators
Last Updated: Sep 7, 2024 • 2,300 reviews analyzed
Our most popular Industrial Scientific Electrical Signal Comparators products based on sales, online popularity and other expert reviews. Updated frequently.
![LM339 LM339N Quad Differential Comparators DIP14 20 Pack](https://images-na.ssl-images-amazon.com/images/I/61Hq-mX0skL._AC_US320_.jpg)
LM339 LM339N Quad Differential Comparators DIP14 20 Pack
![HUABAN 10 Pieces LM339 DIP-14 Quad Differential Comparator](https://images-na.ssl-images-amazon.com/images/I/51uwIaVOxrL._AC_US320_.jpg)
HUABAN 10 Pieces LM339 DIP-14 Quad Differential Comparator
![SafeAir TDI Color Comparator Accessory (Morphix Part # 383005)](https://images-na.ssl-images-amazon.com/images/I/41JE+YARihL._AC_US320_.jpg)
SafeAir TDI Color Comparator Accessory (Morphix Part # 383005)
![TLV3501 High Speed Waveform Comparator Frequency Meter Front Shaping Module 2.7-5VDC Rail to Rail Output Can Directly Drive TTL/CMOS Level Voltage Signal Shaping Period 1Hz-120MHz](https://images-na.ssl-images-amazon.com/images/I/41R4cPyX+PL._AC_US320_.jpg)
TLV3501 High Speed Waveform Comparator Frequency Meter Front Shaping Module 2.7-5VDC Rail to Rail Output Can Directly Drive TTL/CMOS Level Voltage Signal Shaping Period 1Hz-120MHz
![Abbasi 3Pcs LM393 3.5-24V Voltage Comparator Module with LED Indicator High Level Output Analog Comparator Control](https://images-na.ssl-images-amazon.com/images/I/618mp1MOIDL._AC_US320_.jpg)
Abbasi 3Pcs LM393 3.5-24V Voltage Comparator Module with LED Indicator High Level Output Analog Comparator Control
![Todiys New 30Pcs for 393AN LM393 LM393N LM393M LM393AP LM393P KA393 DIP-8 Low Power Dual Differential Comparator IC Chip LM393AN](https://images-na.ssl-images-amazon.com/images/I/61PO-o2w6WL._AC_US320_.jpg)
Todiys New 30Pcs for 393AN LM393 LM393N LM393M LM393AP LM393P KA393 DIP-8 Low Power Dual Differential Comparator IC Chip LM393AN
![TLV3501 High Speed Frequency Meter Front Shaping Comparator Counter Module 1Hz-120MHz](https://images-na.ssl-images-amazon.com/images/I/61aY-kONnJL._AC_US320_.jpg)
TLV3501 High Speed Frequency Meter Front Shaping Comparator Counter Module 1Hz-120MHz
![PMMCON 10 Pieces of Ti LM393 Dual Differential Comparators DIP-8 & sockets](https://images-na.ssl-images-amazon.com/images/I/513UUeaK0OL._AC_US320_.jpg)
PMMCON 10 Pieces of Ti LM393 Dual Differential Comparators DIP-8 & sockets
![Texas Instruments LM393AP IC Dual Differential Comparator (Pack of 10)](https://images-na.ssl-images-amazon.com/images/I/517oTjQuhML._AC_US320_.jpg)
Texas Instruments LM393AP IC Dual Differential Comparator (Pack of 10)
![Texas Instruments/National Semiconductor LM339N LM339 Quad Comparator ICs (Pack of 8)](https://images-na.ssl-images-amazon.com/images/I/71sdwhWXoUL._AC_US320_.jpg)
Texas Instruments/National Semiconductor LM339N LM339 Quad Comparator ICs (Pack of 8)
![Essential IC Assortment 133 pcs LM318, LM258, LM358, LM224, LM324, LM331, LM311, LM393, LM339, LM386, LM3914, LM3915, NE555, NE556, NE5532, CA3140, UC3843, TL494, 4N26, Viper22a, DS1302, ATtiny85 etc](https://images-na.ssl-images-amazon.com/images/I/81VdAiTvF2S._AC_US320_.jpg)
Essential IC Assortment 133 pcs LM318, LM258, LM358, LM224, LM324, LM331, LM311, LM393, LM339, LM386, LM3914, LM3915, NE555, NE556, NE5532, CA3140, UC3843, TL494, 4N26, Viper22a, DS1302, ATtiny85 etc
![(5PCS) CD74HC85E IC COMPARATOR MAGNITUDE 4B 16DIP HC85 74HC85](https://images-na.ssl-images-amazon.com/images/I/41lHZbh5wIL._AC_US320_.jpg)
(5PCS) CD74HC85E IC COMPARATOR MAGNITUDE 4B 16DIP HC85 74HC85
![Texas Instruments LM339 LM339N Quad Differential Comparators DIP14 1 Piece](https://images-na.ssl-images-amazon.com/images/I/61Hq-mX0skL._AC_US320_.jpg)
Texas Instruments LM339 LM339N Quad Differential Comparators DIP14 1 Piece
![HUABAN 10 Pieces LM393 DIP-8 Low Power Dual Comparator](https://images-na.ssl-images-amazon.com/images/I/41FJ+ja7svL._AC_US320_.jpg)
HUABAN 10 Pieces LM393 DIP-8 Low Power Dual Comparator
![KNACRO DC 12V 4-Channel Voltage Comparator Professional High-Precision Resolution of 0.1V LM393 Comparator Module](https://images-na.ssl-images-amazon.com/images/I/81zvRm7Zs5L._AC_US320_.jpg)
KNACRO DC 12V 4-Channel Voltage Comparator Professional High-Precision Resolution of 0.1V LM393 Comparator Module
![Juried Engineering LM393P LM393 Dual Differential Comparators DIP-8 Breadboard-Friendly (Pack of 5)](https://images-na.ssl-images-amazon.com/images/I/51IDFPXZKPL._AC_US320_.jpg)
Juried Engineering LM393P LM393 Dual Differential Comparators DIP-8 Breadboard-Friendly (Pack of 5)
![DONGKER Voltage Comparator Module, DC 4.5V-30V Overvoltage Undervoltage Overload Protection Module Dual Voltage Signal Comparison Module 3 Working Mode](https://images-na.ssl-images-amazon.com/images/I/61robDhMSPL._AC_US320_.jpg)
DONGKER Voltage Comparator Module, DC 4.5V-30V Overvoltage Undervoltage Overload Protection Module Dual Voltage Signal Comparison Module 3 Working Mode
![1 Road 12V Voltage Comparator Voltage Comparator Module Voltage Comparator Voltage Comparator IC LM393N Add Shell](https://images-na.ssl-images-amazon.com/images/I/51TrGO-aWgL._AC_US320_.jpg)
1 Road 12V Voltage Comparator Voltage Comparator Module Voltage Comparator Voltage Comparator IC LM393N Add Shell
![(10PCS) SN74HC688N IC COMPARATOR IDENTITY 8B 20DIP HC688 74HC688](https://images-na.ssl-images-amazon.com/images/I/417GnXjP++L._AC_US320_.jpg)
(10PCS) SN74HC688N IC COMPARATOR IDENTITY 8B 20DIP HC688 74HC688
![DC 12V 4 Channel Voltage Comparator Stable LM393 Comparator Module](https://images-na.ssl-images-amazon.com/images/I/414w-ZCrhHS._AC_US320_.jpg)
DC 12V 4 Channel Voltage Comparator Stable LM393 Comparator Module
![FAIRCHILD (ON SEMICONDUCTOR) LM2901N LM2901 Series Quad 32 V 250 nA Through Hole Low Power Voltage Comparator- DIP-14 - 50 item(s)](https://images-na.ssl-images-amazon.com/images/I/21Mu9j0eE5L._AC_US320_.jpg)
FAIRCHILD (ON SEMICONDUCTOR) LM2901N LM2901 Series Quad 32 V 250 nA Through Hole Low Power Voltage Comparator- DIP-14 - 50 item(s)
![(20PCS) LM239N IC Comparator LP Quad 14DIP 239 LM239](https://images-na.ssl-images-amazon.com/images/I/41ZajPmRUsL._AC_US320_.jpg)
(20PCS) LM239N IC Comparator LP Quad 14DIP 239 LM239
![10pcs/lot LM397MFX SOT23-5 LM397 Screen: C379 Comparator New Original](https://images-na.ssl-images-amazon.com/images/I/41YGtrMmyJL._AC_US320_.jpg)
10pcs/lot LM397MFX SOT23-5 LM397 Screen: C379 Comparator New Original
![LM393 Voltage Comparator Module High Level Output Analog Comparator Control with LED Indicator 3.5-24V](https://images-na.ssl-images-amazon.com/images/I/61HmM5g0A0S._AC_US320_.jpg)
LM393 Voltage Comparator Module High Level Output Analog Comparator Control with LED Indicator 3.5-24V
![Eujgoov High Speed Comparator Frequency Meter Module TLV3501 Rail-to-Rail Output for Low-Voltage Applications](https://images-na.ssl-images-amazon.com/images/I/71mYctjnyUL._AC_US320_.jpg)
Eujgoov High Speed Comparator Frequency Meter Module TLV3501 Rail-to-Rail Output for Low-Voltage Applications
![IIVVERR 10 Pcs LM393 SOP-8 8Pin SMD Dual Voltage Comparator IC (10 Pcs LM393 IC SOP-8 8Pin SMD Dual Voltage Comparator IC](https://images-na.ssl-images-amazon.com/images/I/61HgwfT2zzL._AC_US320_.jpg)
IIVVERR 10 Pcs LM393 SOP-8 8Pin SMD Dual Voltage Comparator IC (10 Pcs LM393 IC SOP-8 8Pin SMD Dual Voltage Comparator IC
![LM393 5V 1CH Voltage Comparator Relay Control Circuit Module](https://images-na.ssl-images-amazon.com/images/I/61DxbpgRP8L._AC_US320_.jpg)
LM393 5V 1CH Voltage Comparator Relay Control Circuit Module
![Juried Engineering LM293P LM293 Dual Differential Comparator Industrial Grade Breadboard-Friendly IC DIP-8 (Pack of 5)](https://images-na.ssl-images-amazon.com/images/I/61pD29vAN2L._AC_US320_.jpg)
Juried Engineering LM293P LM293 Dual Differential Comparator Industrial Grade Breadboard-Friendly IC DIP-8 (Pack of 5)
![Juried Engineering LM293P LM293 Dual Differential Comparator Industrial Grade Breadboard-Friendly IC DIP-8 (1 Piece)](https://images-na.ssl-images-amazon.com/images/I/61pD29vAN2L._AC_US320_.jpg)
Juried Engineering LM293P LM293 Dual Differential Comparator Industrial Grade Breadboard-Friendly IC DIP-8 (1 Piece)
![Juried Engineering CD4063BE CD4063B CD4063 4-Bit Magnitude Comparators Breadboard-Friendly IC DIP-16 (Pack of 10)](https://images-na.ssl-images-amazon.com/images/I/61BFj1cbuCL._AC_US320_.jpg)
Juried Engineering CD4063BE CD4063B CD4063 4-Bit Magnitude Comparators Breadboard-Friendly IC DIP-16 (Pack of 10)
![10 Pack LM311 8 Pin High Performance Voltage Comparator Linear ICS](https://images-na.ssl-images-amazon.com/images/I/81S0XWeOcjL._AC_US320_.jpg)
10 Pack LM311 8 Pin High Performance Voltage Comparator Linear ICS
![High Speed Waveform Comparator, TLV3501 High Speed Waveform Comparator Frequency Meter Front Shaping Module, 2.7-5VDC Rail to Rail Output Can Directly Drive TTL/CMOS Level](https://images-na.ssl-images-amazon.com/images/I/51jxzi2WnXL._AC_US320_.jpg)
High Speed Waveform Comparator, TLV3501 High Speed Waveform Comparator Frequency Meter Front Shaping Module, 2.7-5VDC Rail to Rail Output Can Directly Drive TTL/CMOS Level
![10 PCS LM393N LM393 DIP-8 Low Voltage Comparator](https://images-na.ssl-images-amazon.com/images/I/613mEs8s6qL._AC_US320_.jpg)
10 PCS LM393N LM393 DIP-8 Low Voltage Comparator
![KNACRO DC 5V 2-Channel Voltage Comparator Professional LM393 Comparator Module](https://images-na.ssl-images-amazon.com/images/I/81tXjD-PKEL._AC_US320_.jpg)
KNACRO DC 5V 2-Channel Voltage Comparator Professional LM393 Comparator Module
![Juried Engineering LM393P LM393 Dual Differential Comparators DIP-8 Breadboard-Friendly (Pack of 8)](https://images-na.ssl-images-amazon.com/images/I/51jikZDsqGL._AC_US320_.jpg)
Juried Engineering LM393P LM393 Dual Differential Comparators DIP-8 Breadboard-Friendly (Pack of 8)
![5Pcs/lot LM311P Comparator Single 15v 30v 8-pin Ic Chip Lm311](https://images-na.ssl-images-amazon.com/images/I/41QMX47oy-L._AC_US320_.jpg)
5Pcs/lot LM311P Comparator Single 15v 30v 8-pin Ic Chip Lm311
![Unique DC 12V 2Channel Voltage Comparator Precise LM393 Module](https://images-na.ssl-images-amazon.com/images/I/618TGE7I8nL._AC_US320_.jpg)
Unique DC 12V 2Channel Voltage Comparator Precise LM393 Module
![Oumefar High Speed Comparator Module, TLV3501 4.5ns Frequency Meter Front End Shaping Module for 3.3V 5V System, 2.7 to 5V High Speed Waveform Comparator Frequency Meter](https://images-na.ssl-images-amazon.com/images/I/71OJgNBa06L._AC_US320_.jpg)
Oumefar High Speed Comparator Module, TLV3501 4.5ns Frequency Meter Front End Shaping Module for 3.3V 5V System, 2.7 to 5V High Speed Waveform Comparator Frequency Meter
![TAMOSH 3Pcs LM393 3.5-24V Voltage Comparator Module with LED Indicator High Level Output Analog Comparator Control](https://images-na.ssl-images-amazon.com/images/I/71KFvByk0xL._AC_US320_.jpg)
TAMOSH 3Pcs LM393 3.5-24V Voltage Comparator Module with LED Indicator High Level Output Analog Comparator Control
![10PCS CD74HCT688E IC Comparator Identity 8B 20DIP HCT688 74HCT688](https://images-na.ssl-images-amazon.com/images/I/51uYQh4fBtL._AC_US320_.jpg)
10PCS CD74HCT688E IC Comparator Identity 8B 20DIP HCT688 74HCT688
![LM311P LM311 Differential Comparator With Strobes DIP8 1 Piece](https://images-na.ssl-images-amazon.com/images/I/51zhVzUeI8L._AC_US320_.jpg)
LM311P LM311 Differential Comparator With Strobes DIP8 1 Piece
![10PCS SN74LS688N IC Comparator Identity 8B 20DIP LS688 74LS688](https://images-na.ssl-images-amazon.com/images/I/51uYQh4fBtL._AC_US320_.jpg)
10PCS SN74LS688N IC Comparator Identity 8B 20DIP LS688 74LS688
![10pcs/lot LM311 LM311P LM311N DIP-8 Voltage Comparator](https://images-na.ssl-images-amazon.com/images/I/51leZozCb7L._AC_US320_.jpg)
10pcs/lot LM311 LM311P LM311N DIP-8 Voltage Comparator
![5 Pcs LM339PWR LM339 L339 TSSOP-14 Precision Voltage Comparator](https://images-na.ssl-images-amazon.com/images/I/41QPsKtlQ-L._AC_US320_.jpg)
5 Pcs LM339PWR LM339 L339 TSSOP-14 Precision Voltage Comparator
![Juried Engineering LM293P LM293 Dual Differential Comparator Industrial Grade Breadboard-Friendly IC DIP-8 (Pack of 10)](https://images-na.ssl-images-amazon.com/images/I/61pD29vAN2L._AC_US320_.jpg)
Juried Engineering LM293P LM293 Dual Differential Comparator Industrial Grade Breadboard-Friendly IC DIP-8 (Pack of 10)
![RadioShack LM339 Quad Comparator (14-Pin DIP)](https://images-na.ssl-images-amazon.com/images/I/31DXaUuyb5L._AC_US320_.jpg)
RadioShack LM339 Quad Comparator (14-Pin DIP)
![Major Brands 74HC85 IC 74HC85 4-bit Magnitude Comparator](https://images-na.ssl-images-amazon.com/images/I/61OnoySr3vL._AC_US320_.jpg)
Major Brands 74HC85 IC 74HC85 4-bit Magnitude Comparator
![Generic 10 PCS/Set LM393D LM393DR LM393 393 LM393M SOP-8 SMD Voltage Comparator Electronic Components for Arduino Nano](https://images-na.ssl-images-amazon.com/images/I/41JsMreURHL._AC_US320_.jpg)
Generic 10 PCS/Set LM393D LM393DR LM393 393 LM393M SOP-8 SMD Voltage Comparator Electronic Components for Arduino Nano
![(20PCS) LM2901YDT IC VOLT COMPARATOR QUAD 14-SOIC 2901 LM2901](https://images-na.ssl-images-amazon.com/images/I/41noD26Z6jL._AC_US320_.jpg)
(20PCS) LM2901YDT IC VOLT COMPARATOR QUAD 14-SOIC 2901 LM2901
![Almencla Advanced Voltage Comparator for 0-100V Measurement and, Red, 5V](https://images-na.ssl-images-amazon.com/images/I/61Aup1H7fEL._AC_US320_.jpg)
Almencla Advanced Voltage Comparator for 0-100V Measurement and, Red, 5V
![50pcs LM393 LM393DR LM393D SOP-8 Comparators Dual Differential](https://images-na.ssl-images-amazon.com/images/I/51PpXJo2KxL._AC_US320_.jpg)
50pcs LM393 LM393DR LM393D SOP-8 Comparators Dual Differential
EDITOR'S NOTES
During our Industrial Scientific Electrical Signal Comparators research, we found hundreds Industrial Scientific Electrical Signal Comparators products and shortlisted 51 quality products. We collected and analyzed 2,300 customer reviews through our big data system to write the Industrial Scientific Electrical Signal Comparators list. We found that most customers choose Industrial Scientific Electrical Signal Comparators with an average rating of 2.8 . The seller of top 1 product with rating 4.7 and has received honest feedback from 100 consumers.