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Best 4amp Mppt Charge Controllers

Renogy 100 Watt 12 Volt Monocrystalline Solar Starter Kit with 40A Rover MPPT Charge Controller

  • This kit includes our 40a mppt charge controller which uses maximum power point tracking technology, transferring power up to 30% more efficiently than pwm charge controllers.
  • With a renogy 100W mono-crystalline starter kit mppt, you won't have to wonder about whether you're getting the most out of your system.
  • Mono-crystalline Solar Cell efficiency: 21%.
  • MPT charge controller peak efficiency: 97%.open-circuit voltage (voc)-22.5V.
  • You can expand your system up to a maximum of 400W (12 Volt) or 800W (24 Volt) with a Renogy 40A mppt Charge controller.
  • Order will be delivered in multiple packages.
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Renogy 200 Watt 12 Volt Monocrystalline Solar Panel Starter 20A Rover MPPT Charge Controller/Mounting Z Brackets/Tray Cable/Adaptor Kit for RV, Boats, Trailer, Camper, Marine,Off-Grid System, 200W

  • This kit includes our 20A MPPT charge controller which uses Maximum Power Point Tracking technology, transferring power up to 30% more efficiently than PWM charge controllers.
  • With a Renogy 200W Monocrystalline Starter Kit MPPT, you won't have to wonder about whether you're getting the most out of your system.Frame:Anodized Aluminium Alloy.
  • Monocrystalline solar cell efficiency: 21%.
  • MPPT charge controller peak efficiency: 97%.Temperature: -40°F to +185°F.
  • You can expand your system up to a maximum of 200W (12 Volt) or 400W (24 Volt) with a Renogy 20A MPPT Charge Controller.
  • Order will be delivered in multiple packages.
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HQST MPPT Solar Charge Controller 20 Amp Negative Grounded Controller with Bluetooth LCD Display, 12V/24V DC Input Solar Panel Regulator for Gel Sealed Flooded and Lithium Battery

  • ...nversion efficiency of 98%. Maximizing the energy from solar panels to charge your system. It auto-detects 12V or 24V DC system voltages. The max load output current is 20A. If it exceeds the 20 amp DC load (240 watts), the overvoltage protection will turn off the output..
  • 【PARALELL CHARGE FUNCTION】- 2 HQST MPPT controllers of the same series(M2420N/M2440N/M4860N) can work together to charge the same battery with the parallel charge cable (not included), to meet high power charging requirements and 2 controllers should set the same battery pack voltage. Our negative grounded controller offers overcharging/over-discharging/overload/overheat/short circuit/reverse protection. The maximum degree avoids the damage due to system fault or installation error..
  • 【LCD SCREEN DISPLAY & REMOTE MONITORING】- 40A solar controller is equipped with an LCD screen and LED fault indicators, which can check device operating data and modify controller parameters. Built-in Bluetooth module, you can download the ‘’ChargePro 2.0'' (new version) or the "PVChargePro'' (old version) app for remote monitoring that keeps 300 days of historical data. PS: the app of android version needs to turn on location and Bluetooth to connect..
  • 【HIGHER HEAT DISSIPATION EFFICIENCY & ....
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Victron Energy SmartSolar MPPT 100V 20 amp 12/24/48-Volt Solar Charge Controller (Bluetooth)

  • Battery Voltage: 48V Select -- Rated Charge Current: 20A -- Nominal PV Power: 1160W -- Max PV short circuit current: 20A -- Automatic load disconnect: Yes -- Max PV open circuit voltage: 100V -- Peak Efficiency: 98%.
  • Bluetooth Smart Built-In: The wireless solution to set-up, monitor, update and synchronise SmartSolar Charge Controllers.
  • Solar Charge Controller - A solar charger gathers energy from your solar panels, and stores it in your batteries. Using the latest, fastest technology, SmartSolar maximises this energy-harvest, driving it intelligently to achieve full charge in the shortest possible time. SmartSolar maintains battery health, extending its life..
  • MPPT: Ultra Fast Maximum Power Point Tracking - By constantly monitoring the voltage and current output of your solar (PV) panels, MPPT technology ensures that every drop of available power is rinsed out of your panels, and harvested for storage. The advantage of this is most noticeable when the sky is partially clouded, and light intensity is constantly changing..
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HQST MPPT Solar Charge Controller 40 Amp Negative Grounded Controller with Bluetooth LCD Display, 12V/24V DC Input Solar Panel Regulator for Gel Sealed Flooded and Lithium Battery

  • ...version efficiency of 98%. Maximizing the energy from solar panels to charge your system. It auto-detects 12V or 24V DC system voltages. The max load output current is 20A. If it exceeds the 20 amp DC load (240 watts), the over voltage protection will turn off the output..
  • 【PARALELL CHARGE FUNCTION】- 2 HQST MPPT controllers of the same series(M2420N/M2440N/M4860N) can work together to charge the same battery with the parallel charge cable (not included), to meet high power charging requirements and 2 controllers should set the same battery pack voltage. Our negative grounded controller offers overcharging/over-discharging/overload/overheat/short circuit/reverse protection. The maximum degree avoids the damage due to system fault or installation error..
  • 【LCD SCREEN DISPLAY & REMOTE MONITORING】- 40A solar controller is equipped with an LCD screen and LED fault indicators, which can check device operating data and modify controller parameters. Built-in Bluetooth module, you can download the ‘’ChargePro 2.0'' (new version) or the "PVChargePro'' (old version) app for remote monitoring that keeps 300 days of historical data. PS: the app of android version needs to turn on location and Bluetooth to connect..
  • 【HIGHER HEAT DISSIPATION EFFICIENCY & ....
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HQST 60 Amp MPPT Solar Charge Controller 12V/24V/36V/48V Negative Grounded Controller with Built-in Bluetooth and Lithium Battery Low Temperature Protection Function, Support Two Units in Parallel

  • ...on. The maximum degree avoids the damage due to system fault or installation error. The BMS of low temp protection for Li battery automatically identifies low temperature, stops charging Li battery, and protects its life. This function can be switched on and off manually..
  • 【PARALELL CHARGE FUNCTION】- 2 HQST MPPT controllers of the same series(M2420N/M2440N/M4860N) can work together to charge the same battery with the parallel charge cable (not included), to meet high power charging requirements and 2 controllers should set the same battery pack voltage. Compatible with Flooded, AGM, Gel, and Lithium batteries. User mode allows the buyer to set their charging parameters. 3-Stage Charging: boost, float, and equalization..
  • 【HIGHER HEAT DISSIPATION EFFICIENCY & FULL-LOAD WORKING】- Die-cast aluminum heat sink makes the heat dissipation efficiency higher, which can minimize the power loss from heat. Filling inside the controller with gel is for better PCBA cooling conduction and prevents water and other damages, extending the controller service life. With the premium IC and better PCBA, this controller can work under full load even at high temperature environment..
  • 【HIGH TRACKING EFFICIENCY】- 48V 60 amp solar charge controller adopts advanced MPPT....
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Senyar Solar Charge Controller, MPPT 40/50/60/100A Solar Charge Controller Dual USB LCD Display olar Charge Regulator Battery Charger Renewable Energy Controllers 12V 24V(100A)

  • ...to-focus MPPT tracking charging, high charging efficiency, uninterrupted detection during charging, two-way focus tracking. for mppt 100a for solarregler mppt.
  • Durable in use--- This solar controller has a three-stage charging management to effectively protect the battery. Extended service life. for mppt smart solar charge controller renogy mppt 40a for mppt..
  • Protection function--- This solar controller has complete functions, built-in short circuit protection, open circuit protection, reverse connection protection, and overload protection. Two-way moss tube anti-backflow circuit, high-power charging mode, ultra-low heat. for solarregler 100a for mppt..
  • High Quality--- The high-quality solar controller is made of ABS material, with high strength, high hardness, strong heat resistance, corrosion resistance, stable performance and durability. Industrial-grade main control chip, 16 AD sampling accuracy, real-time and accurate display of temperature, charging current, and discharging current. for solarregler 12v 30a solar battery charge controller for mppt 100a..
  • After-sales Service--- This product has been strictly tested before leaving the factory.If you encounter any problems in the use process, please contact our customer service in time, and we will so....
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Voltset 50W 12V Solar Panel Kit, Solar Battery Trickle Charger Maintainer Pro with MPPT Solar Charge Controller, Extension Cable Clips O-Ring Terminal & Adjustable Mount Bracket for Car Motorcycle

  • ...n effective conversion rate of up to 23%. IP65 waterproof, anti-rusting solar battery charger that can be used outdoors for long periods of time with excellent performance..
  • 【MPPT Charge Controller】Upgraded MPPT charge controller with intelligent maintenance generates more power at least 20%-30% than traditional controllers. Fully protect the battery and prevent it from overcharging, over-discharging, overvoltage, short circuit, reverse polarity, reverse current, etc. 12V solar panel kit with less voltage lose and high charging efficiency with no additional self-power consumption..
  • 【Simple Installation】The solar battery trickle charger maintainer is adjustable to realize 360° rotation, which is convenient to install on the ground, wall, and roof with pre-drilled holes on the back of the panel. Plug & play SAE connector for easy use. The four corners are also equipped with protective cases to better protect the glass plate as well as be more stable and sturdy..
  • 【Visualized Charge】The solar charge controller has three led indicators to clearly monitor the battery condition and see the charge status of solar panel. The blue light means connecting the battery, the red light means in the sun and the green light means fully charged..
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Victron Energy SmartSolar MPPT 100V 30 amp 12/24-Volt Solar Charge Controller Bluetooth

  • SmartSolar MPPT 100-Volt 30 amp: A solar charger gathers energy from your solar panels, and stores it in your batteries, Using the latest, fastest....
  • The Victron Energy SmartSolar charge controller will even recharge a severely depleted battery. It can operate with a battery voltage as low as 0....
  • MPPT Solar charge controller: By constantly monitoring the voltage and current output of your solar (PV) panels, MPPT technology ensures that every....
  • Anytime anywhere remotely control and monitor the extensive features of your SmartSolar MPPT solar charge controller with built-in Bluetooth by....
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Victron Energy BlueSolar MPPT 75V 15 amp 12/24-Volt Solar Charge Controller

  • Victron Energy BlueSolar MPPT 75-Volt 15 amp Solar Charge Controller maintains battery health, extending its life.
  • A solar charger gathers energy from your solar panels, and stores it in your batteries. Using the latest, fastest technology, BlueSolar maximises this energy-harvest.
  • MPPT Solar charge controller: By constantly monitoring the voltage and current output of your solar (PV) panels, MPPT technology ensures that every drop of available power is rinsed out of your panels, and harvested for storage.
  • Remotely control and monitor the extensive features of your BlueSolar MPPT solar charge controller by attaching a Bluetooth dongle and pairing it with your smartphone or other device via VictronConnect.
  • Incorrect installation can be hazardous, Please consult a licensed professional and follow all applicable electrical codes during installation.
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3KW Solar Wind Power Kit 48V Hybrid System Battery Charging Kit : 1000W Wind Turbine Generator + 20pcs 100W Monocrystalline Solar Panel + 40A MPPT Charge Controller + Cables + Brackets

  • ...e-installed in junction box and a pair of 90cm cables with connectors are installed on the panels for easy connection.
  • 40A 48 Volt Maximum Power Point Tracking(MPPT) photovoltaic (PV) battery charge controller. through the use of MPPT technology, can increase charge current up to 30% or more compared to conventional controllers..
  • Great for all off-grid installations on motorhome, house,home roof,garage,garden,cabin,shed,boats ect.also can be used for any stand-alone off-grid solar power system with batteries, such as a household solar system or solar lighting.
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Giosolar 2920W Solar Wind Power Kit 48V Hybrid System Battery Charging Kit : 1000W Wind Turbine Generator + 16x 120W Monocrystalline Solar Panel + 40A MPPT Charge Controller + Cables + Brackets

  • ... to assemble,Low noise,Hermetically sealed to ensure dust and rain can not intrude into the interior of wind turbine..
  • 40A 48 Volt Maximum Power Point Tracking(MPPT) photovoltaic (PV) battery charge controller. through the use of MPPT technology, can increase charge current up to 30% or more compared to conventional controllers..
  • Great for all off-grid installations on motorhome, house,home roof,garage,garden,cabin,shed,boats ect.also can be used for any stand-alone off-grid solar power system with batteries, such as a household solar system or solar lighting.
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Victron Energy SmartSolar MPPT 100V 50 amp 12/24-Volt Solar Charge Controller (Bluetooth)

  • SmartSolar MPPT 100-Volt 50 amp: A solar charger gathers energy from your solar panels, and stores it in your batteries, Using the latest, fastest technology, SmartSolar maximises this energy-harvest.
  • The Victron Energy SmartSolar charge controller will even recharge a severely depleted battery. It can operate with a battery voltage as low as 0 Volts, provided the cells are not permanently sulphated or otherwise damaged.
  • MPPT Solar charge controller: By constantly monitoring the voltage and current output of your solar (PV) panels, MPPT technology ensures that every drop of available power is rinsed out of your panels, and harvested for storage.
  • Anytime anywhere remotely control and monitor the extensive features of your SmartSolar MPPT solar charge controller with built-in Bluetooth by pairing it with your smartphone or other device via VictronConnect.
  • Incorrect installation can be hazardous, Please consult a licensed professional and follow all applicable electrical codes during installation.
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