Looking for the best Current Switches?
Discover now our comparison of the best Current Switches. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Current Switches are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Current Switches in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.
SaleNo. 1
CrocSee Miniature Current Switch, CS-TS0, Normally Open Amp Sensor Monitoring Relay, AC 1-50A Detectable
- N.O. Universal Outputs: 2.5A @ 120 VAC/240VAC; In 240V circuit, only one 120V hot line is connected.
- Self-powered, no external power supply required
- Accurate & Dependable: Offers a sensing range of 1 to 50 amps and universal, solid-state outputs; Accuracy: 1%
- Faster Response Time: Once current flow is detected, it closes a set of contacts immidiately; Response Time: ≤200ms
- NOTE: If you want to test the operation of the sensor switch, a load must be applied across the NO contacts; otherwise, it will not work.
−9%
$19.99
Buy On Amazon
No. 2
Current Sensing Switch, Normally Open Current Sensing Relay Adjustable AC 0.2A -30A (SZC23 No AL-CH Model)
- Self-powered, no external power supply required.
- Action current 0.2-30A AC, adjustable with a potentiometer.
- LED indicator can conveniently and intuitively indicate the working status of the switch.
- High-power MOS tube contactless electronic switch.
- The switch has no limit on the number of opening and closing, and the speed reaches the ms level.
$20.77
Buy On Amazon
No. 3
Current Sensing Relay AC Current Sensing Switch 0-50A Normally Closed Current Sensor Monitoring Relay (NC50)
- Universal Outputs: Input through current: 0.2-50A AC Rated load: 0.3A@240V AC/DC.
- Accurate & Dependable: Offers a sensing range of 0.2 to 50 amps and universal, solid-state outputs; Accuracy: 1%
- Faster Response Time: Once current flow is detected, it closes a set of contacts immidiately; Response Time: ≤200ms
- Mutual inductance current monitoring,security isolatino of input and output,Self-powered,adjustable with a potentiometer.LED indicator can conveniently and intuitively indicate the working status of the switch.
- Normally Closed current sensor:Suitable for AC current measurement and monitoring, AC motor overload protection, electronic switch of automatic control system and so on.
$15.24
Buy On Amazon
No. 4
Jadeshay AC Current Sensing Switch, SZC23-NO-AL-CH Adjustable 0.2-30A Normally Open Self-Powered Current Sensing Switch
- Accurate and Adjustable Sensing: SZC23 series AC current sensing switch allows for easy and precise monitoring of AC currents ranging from 0.2A to 30A. With a built-in potentiometer, users can easily set the desired action current.
- Self-Powered and Reliable: Unlike other current sensing switches on the market, current sensing switch does not require an external power supply. This ensures reliable operation without the need for additional wiring or power sources.
- Intuitive LED Indicator: Integrated LED indicator provides a convenient and visual display of the switch's working status, allowing users to easily monitor and troubleshoot any issues.
- High-Performance Switching: Equipped with a high-power MOS tube electronic switch, SZC23 current sensing switch ensures efficient and contactless switching operations. It can handle numerous opening and closing cycles without any performance degradation and boasts a rapid reaction speed in the millisecond range.
- Robust Design and Versatility: With its straight-through structure design and isolation withstand voltage of up to 2000V, SZC23 current sensing switch can withstand demanding industrial environments. It is suitable for a wide range of applications, including AC current measurement and monitoring, AC motor overload protection, and electronic switch control systems.
$19.99
Buy On Amazon
No. 5
DC Current Switch,Current Sensing Relay DC Current Sensing Switch 0-50A Amp Sensor Monitoring Relay D360
- Basic Function:When the piercing current exceeds the set value, the output switch will act Automatically reset when the piercing current is less than the set value.
- Set threshold: set the threshold when the perforation current exceeds the threshold, the relay will work, and when the perforation current is lower than the threshold, the relay will reset
- Indicator light: the indicator light is off when there is no current, the green light is on when the current is lower than the threshold, and the red light is on when the current is higher than the threshold
- D366 support Delay adjustment: power-off delay can be set from 0 to 99 seconds, clockwise to increase and counter-clockwise to decrease
- Detection range: 0-50A, 6A@240V AC/DC contact capacity
$28.99
Buy On Amazon
No. 6
AC Current Sensing Switch, Adjustable Self-Powered Sensing Switch Normally Open Amp Sensor Monitoring Relay for Automated Equipment (0.2-30A)
- Accurate and Reliable: AC current sensing switch provides induction range and general solid-state output with current range of 0.2-30A. Its measurement accuracy is better than 1%, which is suitable for the measurement of any waveform
- Wide Measuring Range of Current Sensor: Miniaturization current switch can measure the current and voltage of any waveform, such as DC, AC, pulse, triangular waveform, etc., and can faithfully reflect even the transient peak current and voltage signals
- High Response Speed: Flameproof adjustable AC current sensing switch will immediately close a group of contacts once current is detected. Response time: ≤ 200ms, the extremely high response speed also adds another layer of guarantee to the safety performance of flameproof adjustable AC current sensing switch
- High Safety: Self powered sensing switch for automated industrial equipment uses the electromagnetic induction principle of current and adopts advanced output detection, monitoring, protection and alarm products developed by non power supply technology. At the same time, it has wide frequency band, strong anti-interference ability and strong overload ability. A series of guarantees escort the safety of self powered sensing switch for automated industrial equipment
- Wide Scope of Application: Adjustable isolation AC current switch is applicable to substation, variable frequency speed regulation device, inverter device, electroplating, electric locomotive, street lamp monitoring, coal mine and other automation industries requiring current monitoring. NC / no current switch can control various automatic industrial equipment, flashlight, buzzer, relay, microcontroller or other electrical load devices
$20.69
Buy On Amazon
No. 7
Veris H608 Split Core Adjustable Trip Current Switch
- Frequency Range: 50 to 60 hz
- Temperature Range: 5 to 140 degrees F
- 1 Amp status output
- Humidity Range 10 to 90 per cent (non condensing)
- NOTE: Do not use the LED status lights as indicators of applied voltage.
SaleNo. 8
Current Sensing Switch 1~200A DC 10~30V Flameproof Adjustable Current Sensing Switch Adjustable DC Current Sensor Switch(Normally Open)
- 【FUNCTION】Adjustable DC current induction switch is a switch output detection, monitoring and product developed by using advanced non-sourced power supply (only for alternating current) technology
- 【IDEAL CHOICE】Compared with the traditional transformer and thermal protector, the current induction switch has the advantages of high accuracy, and long service life, it is an ideal choice for automatic industrial control equipment and power monitoring
- 【APPLICATION】Widely used in substations, variable frequency speed regulation devices, frequency converter devices, electrolytic plating, electric locomotives, street lamp monitoring, coal mines and other automation industries that require current monitoring
- 【PRINCIPLE】The current induction switch uses the principle of electromagnetic mutual inductance of current for safety, introduction, and convenience to monitor or detect the current of electrical equipment
- 【TWO TYPES】The switch type is normally open and normally closed, you can choose the appropriate product according to your needs, the startup time is less than 0.1 seconds. The shell material is fireproof ABS, which is safer to use
−6%
$26.49
Buy On Amazon
No. 9
Suncourt SW100 Current Switch
- Turns 120 VAC devices on when input current is sensed
- UL 94-V0 rated for flammability safety
- Item Package Dimension: 4.0" L x 4.0" W x 4.0" H
- Item Package Weight: 1.0 lb
$32.36
Buy On Amazon
No. 10
Current Sensing Switch, Normally Open Current Sensing Switch Adjustable AC 0.2-30A SZC23-NO-AL-CH
- Self-powered, no external power supply required.Action current 0.2-30A AC, adjustable with a potentiometer.
- LED indicator can conveniently and intuitively indicate the working status of the switch.Hysteresis is less than 1% and can be used under strong magnetic conditions.
- The switch has no limit on the number of opening and closing, and the speed reaches the ms level.The outer casing is made of self-extinguishing material ABS.
- High-power MOS tube contactless electronic switch.Straight-through structure design, isolation withstand voltage up to 2000V.
- Suitable for AC current measurement and monitoring, AC motor overload , electronic switch of automatic control system and so on.
What is the purpose of a comparison site?
When you search for a product on the Internet, you can compare all the offers that are available from the sellers. However, it can take time when it is necessary to open all the pages, compare the opinions of the Internet users, the characteristics of the products, the prices of the different models… Offering you reliable comparisons allows us to offer you a certain time saving and a great ease of use. Shopping on the Internet is no longer a chore, but a real pleasure!
We do everything we can to offer you relevant comparisons, based on various criteria and constantly updated. The product you are looking for is probably among these pages. A few clicks will allow you to make a fair and relevant choice. Don’t be disappointed with your purchases made on the Internet and compare the best Current Switches now!
Last update on 2025-05-09 / Affiliate links / Images from Amazon Product Advertising API