Description
Technical Parameters
Product parameters
Product name |
12V20A 18CH Monitoring Power Box LED Luminous Word Industrial Equipment Monitoring 12V Switching Power Supply |
Input voltage |
AC110/220V |
Output voltage |
DC12V |
Output current |
10A/15A/20A/30A |
rated power |
120W/180W/240W/360W |
Working frequency |
50-60Hz |
Material |
Aluminum housing |
certification |
CE,ROHS |
Modulation |
Pulse Width Modulation |
Application |
LED lighting, LED strip light, LED lamps, light box modules, luminous words, security equipment, surveillance cameras, digital products, communication equipment, power equipment, instrumentation, medical equipment, etc. |
Installation Notes
1 .① The "Live wire" and "Neutral wire" of the AC input are marked as "L"and "N"respec tively at their terminals.
②The output DC"positive pole"and "negative pole"are marked as "+V","-V"respectively at the their terminals.
③Multiple-port of DC output voltage marked respectively:
"+V1","+V2","+V3","+V4","-V1","-V2","-V3","-V4"etc or specifica DC voltage value. The public terminal for positive pole and negative pole of a Multiple-way switch power suuply is marked as "com".
④The ground wire of the power supply is marked as:〨
Before powering up
①Check whether the input and output leads are correctly.
connected.(Live Wire-Neutral wire-ground wire-positivepole of DC wire-negative pole)
②Check whether the cross sectional area of the transmission
wire is enough(Voltage drop of AC wire shall not exceed 5%)
③Check whether the installation screw is in good contact with the switching power supply(board),measure whether the shell and the input/output insulation resistance and the voltage resistance and the voltage resistance meet the requirements, so as to avoid electric shock accident.In order to guarantee safety and minimize interference,make sure the ground wire is properly and reliably grounded.(the cross-sectional area of the ground wire should be bigger than 0.75MM).
AC :Alternating Current L:Live Wire +V :Positive Pole
DC :Direct Current N:Neutral Wire -V :Negative Pole(com)
FG :For Ground(-_) ADJ :Adjuster
Precautions for use
1.AC input voltage: generally there are three types of AC inputvoltage:110VAC,220VAC,380VAC.lt should be consistentwith the voltage of the power supply system where theproductis used.
2.DC output voltage: there are different types of DC output voltages:3.5V.5V.7.5V.12V.15V.24V.36V.48V.Itshouldmatch the rated input DC voltage of the equipment suppliedby the power suppiy.
3.Qutput current of the switching power supply: According tothe rated current of the supplied equipment or the averagecurrent value measured by a multimeter. In the case of hightemperature,poor air flow orinductive load, then reserve20%-30% margin.
4.The output power of the switching power supply depends orthe rated power of the supplied device.lf the rated powerisunknown, it can be obtained by the rated current and voltageof the supplied device(current X voltage=power).Ensure therated wattage of the productis 15%-30% higher than theactualneedand peakpowerwhenselecting it.
5.Normally, there are four ports of output at most for a switchincpowersupply(S-single output,D-dual outputs,T-triple outputs,Q-quadruple outputs),determined by the equipmentsupplied.
6.The protective functions of switching power supply includindover voltage,under voltage,over current.short circuit.overhating protection and fan cooling protection etc. To enhancethe stability and reliabilityof system,please select based onactualneed.
About us


Shen Zhen Boerze Power Technology Co., Ltd. is an industrial enterprise specializing in the production and processing of switching power supplies, power adapters, chargers and other products. We have an experienced, dedicated and innovative R&D, production and sales team. The company also screens imported electronic components, adopts advanced process principles and excellent conversion control circuits, stable and reliable, and fully functional. Our company has advanced production equipment, fully automatic wave soldering, reflow soldering machine, AI plug-in machine, patch machine, switching power supply automatic test system, ROHS spectrum analyzer, EMC test system, environmental test chamber, high temperature aging room, data acquisition instrument, etc. The main business includes switching power supply, power adapter, LED power supply, waterproof power supply, industrial power supply, high power supply, wall-mounted small power supply, mobile phone charger, battery charger, UPS power supply, etc.
Product feature
Safe and stable centralized power supply Voltage-stabilized switching power supply This power supply adopts microelectronic technology and advanced manufacturing technology, uses IC integrated chips, imported filters, and has multiple protection circuits such as overcurrent, overvoltage, overload, and short circuit. It has advanced and complete functions, can effectively suppress noise, has strong anti-interference ability, and has the advantages of wide working voltage range, high efficiency, and energy saving. If the transmission distance exceeds 60 meters, the power supply will be insufficient as the voltage and current decay of the line are far away.
Power outlet hole, easy to install, dust and water proof
Wall mounted hole position, convenient for installation
Advanced technology, quality assurance, carefully crafted and not easily deformed
Why choose us:
1.12 years of R&D, production, and sales experience, 12 process inspections, and 8 hours of full load aging;
2.All product models are available, with a wide range of output specifications, ranging from 3V-73V/3A-11A/3W-220W power adapters to meet your different needs;
3.Having the ability to independently research and develop new products, we can develop and produce new products according to your requirements;
4.There is strict and scientific quality internal control, with a qualified rate of up to 99.9% for good products, which complies with the quality and safety regulations of countries around the world;
5.The product can be labeled with your logo, which helps promote and advertise your brand;
6.Take the lead in introducing the US DOE VI energy consumption standard;
7.Quickly produce samples within 3 days with quality and quantity guaranteed;
8.All major materials have backup inventory, and urgent orders will be shipped within 7 days.
FAQ
After-sales service answers:
1. All prices are excluding tax and freight. 13% VAT is added to the original price. Free freight is available for bulk purchases. Foreign freight is at your own expense.
2. A 30% deposit is required for the first cooperation, and the balance must be paid in full before shipment. Long-term cooperation can be settled monthly.
3. Full payment is required for products below 1,000 yuan. All our products have a 3-year warranty and a 3-year replacement.
4. All our products are in stock, and customized products can be completed within 7 working days. Products of different specifications, sizes, wires, colors, shells, etc. can be customized.
5. Domestic orders default to SF Express, and international orders default to FedEx, UPS, DHL, and TNT.
6. We support returns and exchanges due to quality issues, but do not accept returns or exchanges due to damage caused by human error.
※We are proud of our high-quality services and products.
We are committed to providing customers with the highest level of satisfaction and guarantee that we will continue to pursue excellence in all aspects of our business.
As a leading manufacturer of power adapters and power chargers, we are committed to providing customers with top-notch products that meet their unique charging needs. With 12 years of industry experience and global certifications, we have perfected our processes to ensure that our chargers are not only efficient, but also reliable and safe to use. Our power adapter chargers are compatible with a wide range of devices, including security surveillance, communications, UPS, LED, CCTV cameras, smartphone tablets, car refrigerators, vacuum cleaners, stereos, 3D printers, electric massage chairs, signal amplifiers, mobile phone anti-theft devices, etc. We understand that each device has unique charging requirements, which is why we offer a variety of chargers to meet different voltage and wattage needs. Our product range includes AC/DC power supplies, DC/DC converters, LED drivers, and battery chargers. All of our products meet the most stringent industry standards, and we use high-quality materials, from plug-in components to packaging. We test 3 times and burn-in for 8 hours to ensure the quality of all our products. We also provide OEM and ODM, whether you are a business or an individual, we are confident that our power adapters and chargers will meet your charging needs and exceed your expectations. Contact us today to learn more about our products and how we can help you.
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