Reviews Book For Substation Design

Metra GM Speaker Harness (72-4568) (72-4568)

  • BATTERY VOLTAGE MONITOR: The Voltmeter will Flash Constantly When the Voltage is Lower than 11.5V or Higher than 19.8V..
  • EASY TO INSTALL: Only Two Wires, The Red Connects to Positive and Black Connects to Negative. No separate power supply is required.
  • Mini size with 3-digit LED Digital Display. Simple connection, easy to use, and waterproof..
  • DC 12V MOTORCYCLE VOLTMETER: It is perfect to Monitor the Condition of the Battery, You can Use It on Your Motorcycle, Car, Trailer, and Boat Marine Vehicle Truck ATV UTV Car Camper Caravan, etc..
  • WIDE APPLICATION: Widely used for cars, motorcycles, bikes, substation automation, distribution automation, test equipment, voltage regulator, and so on..
  • LARGE LED DISPLAY:Operation voltage: DC 8 – 16 Volt.
  • Display mode: 0.56 inch digital tube. The display shows L.L.L. to warn when the voltage is below 8 Volt.
  • the Display shows H.H.H. when the voltage is over 16 Volt..
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AC 0.5-50A Current Sensing Switch,SZC25-NC-AL-CH Current Relay Monitoring,Adjustable Normally Close Current Switch,

  • High precision, more stable and long service life.
  • It is an ideal choice for automated industrial equipment and store monitoring..
  • This AC current sensing switch is designed and manufactured to solve the AC current monitoring. It uses the principle of mutual inductance to sense the AC current through the AC, isolate the AC current, and output a normally closed switching signal to di.
  • Widely used in substation, frequency conversion speed control device, inverter device, electrolytic plating, electric locomotive, street lamp monitoring, coal mine and other automation industries requiring current monitoring.
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AC Current Sensing Switch Flameproof Adjustable 0.2~30A IP30 Self-Powered Sensing Switch(Normally Closed)

  • Control of various automatic industrial control equipment, flash, buzzer, relay, single chip, or other power load equipment..
  • Using the electromagnetic mutual inductance principle of current, the advanced switch output detection, monitoring and protection alarm type products without power supply technology are adopted..
  • Widely used in substation, frequency control device, inverter device, electrolytic plating, electric locomotive, street lamp monitoring, coal mine and other need current monitoring automation industry..
  • Compared with traditional transformer and thermal protector, it has the advantages of high accuracy, stable performance and long service life..
  • The current-sensing switch is for safe, convenient monitoring or detecting the current of electric equipment. An ideal choice for automatic industrial control equipment and electric power monitoring..
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Car Digital Voltmeter Gauge DC 12V Waterproof LED Digital Display Voltmeter for Car Motorcycle Power Energy LED Volt Meter for Car Battery Voltage Monitor Red

  • PARAMETER: Waterproof, mini size with 3-digit LED Digital Display. NOTE: High accuracy percent: ± 0.2%. It can meet your measuring need..
  • VOLTAGE: The measuring range: DC 8V-16V, which is suitable for various power supply. Please note that this voltmeter cannot be connected to AC 220V..
  • WIRING: With reverse connection protection, red and black wire, red is for positive of the power supply while the black is for the negative side, easy....
  • APPLICATION: Suitable for cars, motorcycles, bikes, substation automation, distribution automation, test equipment, voltage regulator, and so on..
  • CHARACTERISTIC: Displays "LLL" when the voltage is lower than measuring range.
  • displays "HHH" when the voltage is higher than the measuring range..
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AC Current Sensing Switch Adjustable Current 0.2~30A Flameproof ABS Self Powered Sensing Switch Users Manual (Normally Open)

  • ✔ Automation Equipment Control -- Control various automation industrial equipment, flashlights, buzzers, relays, microcontrollers, or other electrical load devices. An ideal choice for automated industrial equipment and power monitoring.
  • ✔ High Accuracy Stable Performance -- Compared with traditional device, thermal protectors and other devices, it has the advantages of high accuracy, stable performance and long service life. Installation Form: Guide Rail 35mmDIN.
  • ✔ Convenient Monitoring Detecting Current -- The current sense switch is for safety, simple, and convenient monitoring or detection of current in the electrical equipment. Threading Hole Diameter: 8mm. Shell Material: Fireproof ABS.
  • ✔ Used In Industries Current Monitoring -- Widely used in substation, frequency conversion speed control device, inverter device, electrolytic plating, electric locomotive, street lamp monitoring, coal mine and other automation industries that need current monitoring.
  • ✔ Electromagnetic Mutual Inductance Of Current -- Using the principle of electromagnetic mutual inductance of current, the advanced output detection, monitoring and protection alarm products developed by the non-power supply technology are adopted.
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Comando 2pcs DC4.2-31V Automotive Digital Voltmeter Gauge-Volt Meter for Cars Motorcycles LUV Quad Bike RV Motorhomes SUV Boats Truck Vans Golf carts Marine Off-Road and Other Transport White

  • This voltmeter measures DC Voltage precisely from 4.2-31.5V.
  • 3 digits bright led display, this voltmeter gauge is easy to read and real time monitoring of battery voltage.
  • Widely used for substation automation, distribution automation, test equipment, voltage regulator and so on.
  • Fit most of applications, such as: Motorbike Mopeds Scooter Camper Camper van Campers Ground clearance Ship Cruise ships Airboats Travel trailer....
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Eboxer Miniature Current Switch, 0.2 to 30A Flameproof Adjustable AC Current Sensing Switch, with Users Manual, Self Powered Sensing Switch for Automated Industrial Equipment(Normally Closed)

  • HIGH QUALITY SENSING SWITCH: Control various automation industrial equipment, flashlights, buzzers, relays, microcontrollers, or other electrical load devices..
  • HIGH PERFORMANCE: Compared with traditional device, thermal protectors and other devices, it has the advantages of high accuracy, stable performance and long service life..
  • SAFETY AND SIMPLE: The current sense switch is for safety, simple, and convenient monitoring or detection of current in the electrical equipment..
  • ADVANCED TECHNOLOGY: Using the principle of electromagnetic mutual inductance of current, the advanced output detection, monitoring and protection alarm products developed by the non power supply technology are adopted..
  • WIDE SUITABLE: An ideal choice for automated industrial equipment and power monitoring, widely used in substation, frequency conversion speed control device, inverter device, electrolytic plating, electric locomotive, street lamp monitoring, coal mine and other automation industries that need current monitoring..
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Current Switch, Self-Powered Current Sensing Switch SZC25-NO-AL-CH AC 0.5-50A Adjustable Normally Open Current Sensing Relay for Flash Buzzer Transformer Substation

  • ...Through-heart structure design, isolation withstand voltage up to 2000V..
  • 【SELF-POWERED SENSING SWITCH】Self-powered, no external power supply required, high-power MOS tube non-contact electronic switch. The operating current of 0.5-50A AC can be adjusted by the potentiometer..
  • 【WIDE APPLICATION】Widely used in substation, frequency conversion speed control device, inverter device, electrolytic plating, electric locomotive, street lamp monitoring, coal mine and other automation industries requiring current monitoring.It is an ideal choice for automated industrial equipment and store monitoring..
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2 PCS Voltage Gauge 0.56' DC3-18V 12V Waterproof Car Voltage Meter Gauge,Aideepen Voltmeter 12V Green LED Display IPX6 Volt Gauge with 2 Wires

  • 【Newest Version】Aideepen 2 Pieces 0.56" DC3-18V Car Digital Voltmeter Gauge for auto battery car motorcycle bicycle..
  • 【Tiny Size】The DC3-18V Green LED voltmeter display, it is small in size and is displayed by three 0.56-inch LED digital tubes..
  • 【IPX6 Waterproof】IPX6 Waterproof.Two-wire system wiring, simple wiring.
  • direct measurement, no external auxiliary power supply..
  • 【Widely Applications】Used for cars, motorcycles, bikes, substation automation, distribution automation, test equipment, voltage regulator and so on..
  • 【Note】1>Red is connected to the positive electrode,black is connected to the negative electrode.2>Cannot be used for high internal resistance voltage measurements, such as the voltage of weak signals, button battery.3>When lower than 10V voltage will flash,it's normal voltage prompt. We have always cared about the customer experience,feel free to contact us..
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2 Pieces DC 4-28V Car Digital Voltmeter 12V Voltage Meter Car Audio Gauge LED Display 12V Meter Waterproof Voltage Gauge Meter for Car Motorcycle (Blue Light)

  • Product content: you will receive 2 pieces voltage gauge meters, enough quantity to satisfy your daily use requirements, bring convenience to your daily life.
  • Multiple purposes: the LED display voltage meter is applicable for most vehicles, like cars, ships, RV, substation automation, distribution automation, test equipment and so on, practical enough to satisfy your a plenty of needs.
  • DC 12V car digital voltmeter gauge: two-wire voltage detection.
  • Mini size with 3-digit LED digital display.
  • Simple connection, easy to use and waterproof.
  • Extreme working conditions: working temperature: -10 - +70 ℃.
  • Working humidity: 10 - 80% (no condensation).
  • Do not exceed the specified value of this product during the measurement process to avoid damage to the product.
  • Display voltage: 5-28.6V, real-time control of battery voltage status, bringing convenience to you.
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