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Best Circuit Break

Square D - QO2100CP QO 100-Amp Two-Pole Circuit Breaker

  • 120/240V, For Older Model Load Centers Without Pan Rail Slots.
  • QO 2-20 Amp one-pole tandem replacement circuit breaker.
  • Offers 2 poles in the space of 1 as the replacement breaker is for use in old-style, non-class CTL QO load centers and has a maximum load of 240 volts.
  • The breaker features Qwik-Open and a Visi-Trip indicator to easily identify a tripped breaker.
  • Trip thermally (in an overload situation) or magnetically (under a short circuit situation).
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GODIAG GT101 Power Circuit Probe Tester, 4 in 1 Circuit Tester, Fuel Injector Tester and Cleaner, Relay Tester, Current Detection with Overload Protection, Working Voltage Range 6V/12V/24V DC

  • 【4 in 1 Multi-function Power Circuit Probe Tester】This automotive power circuit probe has multiple functions. It supports circuit voltage test & current detection, relay testing, circuit break finding, fuel injector cleaning and testing, etc. Working voltage range 6V-40V, support variety vehicles. This power circuit probe tools includes English instruction manual for your convenience!.
  • 【Excellent Function & Quick Diagnostics】This automotive electrical system test tool is the perfect choice for automotive circuit probe tester. Unlike other circuit testers that require you to use a variety of tools to troubleshoot electrical system problem, our circuit testers are perfectly capable of performing multiple types of services such as continuity testing, component activation, fuse test, checking bad ground indicator, detect voltage and current, positive and negative power supply..
  • 【Positive and negative power supply】When the vehicle's headlights, turn signals, lift windows, sunroofs and other functions fail, our power circuit probe kit can output positive and negative power to check whether circuit components are normal, and can also perform continuity checks and resistance checks. Through these checks and diagnoses whether the path of the car cir....
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60 Pieces Breakaway Pin Header, 40 Pin 2.54mm Straight Single Row Male Pin Header Connector for Arduino Prototype Shield

  • Break Away Headers: Pcb pin head is a straight single row connector, the size of pin pitch is 2.54mm/0.1 inch and there are totally 40 number of pins on each..
  • Easy to Cut: Our male pin header connectors can be cut to different lengths according to your needs, easy to break off and solder on..
  • Electric Component: The pcb pin strip plays the function of bridge in the circuit, and takes up the task of current or signal transmission. It is one of the indispensable components of PCB board and circuit board..
  • Wide Application: Straight single row male pin header is widely applied in the computer and breadboard, suit for Arduino, Raspberry pi and other electronic projects..
  • What You Get: Comes with 60pcs male header connecter strips, sufficient quantity to meet your different needs..
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50 Amp Circuit Breaker with Manual Reset,12V-48V DC Waterproof Circuit Breaker for Car Marine RV Trolling Motors Boat ATV Manual Power,with Wire Lugs Copper Washer Screw

  • Circuit Break Protection:50 Amp Circuit breaker can protect your trolling motor from electrical damage, prevents excessive current, and stops power surges from damaging Amps. Manual Reset circuit breaker for choose and Compatible with all 12-48 V Systems..
  • Safety: 50 Amp Circuit breaker pass professional electrical performance test and aging test, the switch button has passed full inspection, the switch button is smooth, there is no stuck state, please rest assured to buy..
  • What in Package: 50 Amp breaker waterproof, accessories including wire lugs 2pcs and copper washer 4pcs, improve the conductivity..
  • Installation: Manual reset circuit creaker,no need to replace the inline fuse，can also be used as an on/off button switch for the battery. surface mount, mount on panel or firewall. water-resistant housing, protective stud insulator included splash & dustproof..
  • Application: The circuit breaker switch mainly used for car audio and amps protection and in trucks, boats, RV, marine, buses, etc.
  • also used in battery charges and DC sound system..
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Miniature Circuit Breaker Single Phase WiFi Smart Energy Meter Kwh Metering Monitoring Circuit Breaker Timer Relay with 63A Breaker Box 1203

  • Made from high quality copper to ensure a good conductivity, safe and reliable for your applications..
  • Fast trip to ensure reliable operation of the load and prolong the life of circuit breakers. It can also work as on-off switch for load circuits..
  • Circuit Breaker is simple and reliable to use, which supports short circuit protection, overload protection. Widely used for solar panels grid system, wind and solar hybrid system..
  • If you have any questions about the product or any quality problems with the sold products, you can contact us, we have professional technical staff to solve your problems..
  • This Circuit Protection Switch is mainly made of high quality thick plastic material which has high flame retardant and impact resistant, high hardness, hard to break or damage, durable safe to be used for a long life..
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Miniature Circuit Breaker 4P Smart Energy Meter Kwh Metering Monitoring Circuit Breaker Timer Relay with Leakage Protection 63A Breaker Box 1203 (Size : 25A)

  • Made from high quality copper to ensure a good conductivity, safe and reliable for your applications..
  • Fast trip to ensure reliable operation of the load and prolong the life of circuit breakers. It can also work as on-off switch for load circuits..
  • Circuit Breaker is simple and reliable to use, which supports short circuit protection, overload protection. Widely used for solar panels grid system, wind and solar hybrid system..
  • If you have any questions about the product or any quality problems with the sold products, you can contact us, we have professional technical staff to solve your problems..
  • This Circuit Protection Switch is mainly made of high quality thick plastic material which has high flame retardant and impact resistant, high hardness, hard to break or damage, durable safe to be used for a long life..
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ALLOSUN Automotive Cable Wire Tracker Car Tracer Finder Test Short & Open DC 6~42 Volts, Black (EM415PRO)

  • Widely applied in Checking Short Circuit, Locating Open Circuit, Wire Tracing, Wire Identification etc. Quickly and easily target broken wires, current leaks and so on.
  • Diagnose and judge the break point from Slight Change of the continuous audio signal from receiver. Transmitter and receiver LEDs show open or short circuit conditions.
  • Operates on DC voltages from 6 to 42 Volts under any circumstances.
  • 7" flexible Probe allows reaching wires in congested places.
  • Adjustable sensitivity for all tracing needed. Internally protected against power surges and overloads.
  • Delicate bag included, easy for carring and storage. Powered by 2 pieces 9V 6F22 Batteries (NOT Provided by Seller).
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Circuit Breaker Buss Bar Combing Terminal Block Pure Copper PVC for Schools Hospitals Hotels Home(6 way)

  • Applicable Circuit Breaker: The single row bus bar can be connected to C45 type, DZ47 type, IC65N type and other small circuit breaker air switches..
  • PVC Shell: The dustproof shell protects the internal aging, makes the busbar have a longer life, and has the characteristics of insulation, high temperature resistance, and not easy to break..
  • Wear Resistance: The precise production for durable use, will not cause serious wear and tear due to too many installations, and can no longer be re‑installed..
  • High Quality Material: Made of pure copper, with the features of high current carrying capacity, good conductivity, large overcurrent, convenient wiring and not easy to oxidize..
  • Wide Application: The busbar can be widely used in circuit breakers in enterprises, construction sites, schools, hospitals, hotels, homes and other places..
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Rothco BDU Shorts, Midnight Digital Camo, X-Large

  • 【What is a PB100 Probe Tester?】With the PB100 probe tester, you can check voltage and ground signals in a typical DC circuit. However, the kicker is that you can also use it to send voltage and ground signals. It works like a test light that can power circuits or provide a good known ground. This way, you can effectively test components and circuits without having to break out the old alligator clips and jumper wires. You can power or ground a circuit directly through the top of the device..
  • 【What does it do?】The PB100 is an essential tool for automobile user. It is needed for testing components on and off the vehicle, checking for the good and bad grounds, testing for continuity and diagnosing circuit failures. For example, you can use it to turn on a blower motor. You can run power window motors, windshield wipers, and even rear window defrosters. If the vehicle owner keeps it in his car he can check system failure on his own way no need to go to technician..
  • 【Easy to Use】ANCEL provides how-to guides and video tutorials to help you easily complete your repair work. With the press of a switch, you'll have an instant hot lead or ground lead. Us....
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3 Pack Conductive Ink Pen for Kids Circuit Pen Conductive Paint Kit for Adults Circuit, Science Experiment, Science Projects, 3g

  • Package Information: you will get 3 pieces of conductive ink pens for kids circuit building with size in approx. 127 x 13 mm/ 5 x 0.51 inches.
  • These products will meet your using needs and replacements needs, and you can share them with your friends.
  • Reliable Material: our conductive pen kits are mainly made form quality PP material, sturdy and stable, not easy to break or fade, can be quickly dried, which will serve you for a long time.
  • Practical Functions: you can use these circuit pens to check your circuit.
  • After you have drawn the line, you can put a light over the line, if your line is correct, the light will light up.
  • Easy to Use: you can shake conductive ink pen before using the pen, without pausing in the drawing process.
  • When the ink dries, you can put on the light.
  • Please pay attention to safety when using.
  • Wide Ranges of Applications: you can use our conductive pen kits in various occasions, like circuit, science experiment, DIY science projects, etc., and can be applied for most people to use.
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TRADESAFE Circuit Breaker Lockout Device, 3 Pack, 480/600 Volt, Clamp-on Single Pole Breaker Lock Out Device, OSHA Compliant, Premium Grade, Large

  • Premium Materials and High-Quality Products.
  • Precision-Engineered breaker lockouts to help businesses remain OSHA-compliant.
  • 3 red 480 to 600 Volt circuit breaker lockout.
  • isolates hazardous energy and prevents unauthorized access.
  • Industrial-Grade impact-resistant and durable polypropylene and nylon plastic.
  • Best-in-Class clamp-on circuit breaker lockout.
  • works as a single breaker lockout to firmly grip/secure up to ½ by 1 ½ inch (LxW) toggles.
  • one padlock hole with 19/64 inch diameter.
  • difficult to break or crack without the use of excessive force.
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EATON CUTLER HAMMER - XTOB040DC1 - OVERLOAD RELAY

  • APPLICABLE OCCASIONS: Suitable for power systems with rated isolation voltage up to 690V and circuit 50-60hz..
  • PRODUCT FUNCTION: This relay can be used as an overload protection for long-term or indirect long-term maintenance of the motor..
  • FUNCTION: This relay is used for protecting the phase break when the electric motor is overload..
  • VERSATILE: The relay has different mechanism and temperature compensation..
  • EASY TO OPERATE: With phase break protection, manual and automatic reset, temperature compensation, trip indication, test button and stop button..
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Horiba 9096001700 Plastic Body PH Electrode

  • Modular design makes it suitable for use with output modules, sensors and remote transmitters.Compact structure, easy to install.Intuitive clear reading, high reliability, measuring accuracy is ±1%.High-definition displays show both instantaneous and cumulative flow.Can be widely used to measure diesel, kerosene, gasoline, etc..
  • This digital turbine flow meter has modular design, high accuracy, compact size and stable performance. Easy to replace and maintain internal components. Suitable for use with output modules, sensors and remote transmitters..
  • Malfunction and solution:The flow meter is not accurate. 1. The method of field calibration is not correct. Calibrate again. 2. The flow rate on the meter is below the lowest. Increase the flow rate. 3. The flow meter is blocked by the dry liquid. Take out the impeller and clean it carefully and make sure the impeller turns freely..
  • 4. The impeller is wrapped by the sealing material. Remove the meter and make sure the impeller turns freely. 5. Too close to the impeller. Install properly 6. Too close to the motor or electronic noise environment.
  • The meter can not calibrate. 1. Circuit board is break down. Replace the circuit board. 2. Button is fail to press. Replace the circuit board..
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