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Boqiang Car Necessities Firm 15yr.
Contacts 张彪 Chat
Mobile 86-13655894007
E-mail 925616355@qq.com
13655894007
This product is manufactured using imported integrated switching regulator modules, which can stabilize unstable conditions.
1.3–40V DC power supply converts to a stable 12V DC output. It has
It features automatic protection functions such as overvoltage, overcurrent, overheating, and short circuit, and can also recover under appropriate conditions.
Operates normally after restarting. It is an essential component of vehicle audio and video systems (especially useful for)
For vehicles equipped with a 2.4V power supply)
Main product specifications:
1. Input voltage: DC 20---30V
2. Output voltage: DC 12V
3. Output current: 10A
4. Six-line (with memory line)
5. Iron shell structure.
2.4V Input Wiring Instructions:
Red line: Main power cable, connected to the positive terminal of the battery.
Yellow line: ACC line, with a memory wire, connects to the key switch.
Black line: Connect to the negative terminal of the battery or the ground wire on the vehicle.
1 2V Output Wiring Instructions:
Red line: The main power cable for connecting appliances.
Yellow line: ACC line, with a memory wire, for connecting the control of electrical appliances.









Knowledge for Choosing Vehicle Power Converters:
1: Instructions for the vehicle power converter:
The vehicle power converter is a DC-DC converter, and these converters are widely used in remote and data communication, computers, office automation equipment, industrial instruments, and military applications.In fields such as aerospace, it involves all sectors of the national economy.
Based on the rated power, DC/DC converters can be divided into three major categories: 1.6W–2.5W, 2.5W–7.50W, and 7.50W–1KW. In the 1990s of the 20th century, DC/DC convertersThe growth rate increases significantly within the low-power range, with the 6W–25W DC/DC converters showing the highest rate. This is due to their widespread use in DC measurement and testing equipment, as well as computing applications.Machine display systems, computers, and military communication systems. Due to the high-speed development of microprocessors, it is an inevitable trend for DC/DC converters to evolve from low power to medium power, thus 250W…The growth rate of 750W DC/DC converters is also relatively fast, mainly due to their use in service-oriented medical and laboratory equipment, industrial control devices, remote communication devices, and multi-channel communications.Equipment is being delivered, and the DC/DC converter has broad application prospects in remote and digital communication fields.
The vehicle power converter is used on large trucks and buses, converting DC 24V to DC 12V to supply power to automotive electronics such as car audio systems, subwoofers, navigation devices, and dashcams.
The product is developed using advanced PWM chip technology. The power conversion operates in the ultrasonic range, which reduces the overall size and weight of the device significantly while ensuring noise-free operation of the circuit.Status. This product features multiple protective circuits: 1. Short-circuit protection, 2. Overload protection, 3. Direct connection protection, 4. Power-off memory. It effectively protects electrical devices and automotive circuits during use.When the output current exceeds the rated value, it can quickly cut off the output circuit, effectively protecting electrical equipment.
II: Installation and Usage Instructions:
1. Place the blood pressure regulator in a well-ventilated and dry environment, and secure it properly.
2. Connect the 2-4V input terminal to the power supply connector. The red wire connects to the positive terminal, the yellow wire connects to the key switch wire (ignition switch wire), and the black wire connects to the negative terminal.
3. Connect the 12V output to the 12V electrical device. The red wire connects to the positive terminal. The yellow wire connects to the ACC (REM) wire of the device. The black wire connects to the negative terminal.
*The long-term operating current of the appliance should be less than the rated current of the step-down device. After wiring, ensure proper insulation to prevent short circuits.
4. Turn on the power on the vehicle to supply power to the step-down converter, and the indicator light of the step-down converter turns on.
5. Turn on the power switch of the appliance, and it will operate normally.
3: Precautions for using the product:
1. Please do not use it for extended periods beyond its rated current to avoid malfunctions.
2. Please do not use this product for an extended period when the car engine is turned off, to avoid difficulty starting the car due to too low battery voltage.
3. Please strictly follow the precautions for using this product with electrical appliances.
4. This product shall not be used in high-temperature, humid, or dusty environments.
5. Please do not disassemble or modify this product.
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