Feature:
[ Universal AC ] Power LED Driver; delivers an output power of 12V 33.3A 400W. The output current is tailored to the needs of your power-consuming devices, capable of providing variable current/wattage for multiple devices. Peak power does not equate to maximum load current/power. Output voltage is adjustable by 10% for added flexibility.
[ High Quality ] 12V Power Supply made with premium flux materials and featuring multiple ventilation holes. The matte aluminum housing ensures superior heat dissipation and includes a built-in status indicator for user-friendly operation and monitoring.
[ Safety Certification ] Universal Regulated Switching Power Supply undergoes rigorous testing before leaving the factory, ensuring stable performance and a long service life. It boasts CE/FCC safety certification and adheres to lead-free, environmentally-friendly RoHS standards.
[ Wide Application Range ] 12Volt Switching Power Supply is extensively used in DC 12V home appliances, electronic devices, LED lighting, progressive motors, CCTV systems, brushless motors, automation devices, computer projects, and more.
[ Multi-protection ] This intelligent Switching Power Supply features overload, over-voltage, and short-circuit protection. It boasts low power consumption and high efficiency even in standby mode. For any inquiries regarding our products, please contact us for assistance.
Application:
Ideal for urban lighting projects, Wide input voltage range ensures steady and precise output voltage. Perfect power transformer for LED Lighting and CCTV Camera Security Systems,LED display screens, advertising sign lightboxes, advertising logos, electronic advertisements,
communications & home appliance electronic equipment, and more.
Package included:
1 x Power Supply (Power cord is NOT included.)
Please note: The power cord is not included in this package. All of our products come with a one-year warranty.
Output | Model NO. | HY-400FAC-12V |
Output Power | 400W | |
Output Current | 33.3A | |
DC Voltage | 12V | |
Working temperature | -20ºC-,50ºC | |
Storage temperature | -40ºC.85ºC | |
Environmental humidity | 10%~95%RH | |
Size | 207*118*50mm/620g | |
Input | Voltage Range | 200~240Vac |
Frequency Range | 50~60HZ | |
Efficiency | 90% | |
AC Current | 1.94A@220Vac | |
Surge Current | 50A G220Vac Cold air dynamics | |
Leakage Current | <0.75mA@220Vac | |
Protections | Overload | 110%~150% of rated output power, protection mode; Hiccup mode, can be visually restored after removing abnormal conditions |
Over voltage | 110%~135% of rated output power, Protection mode; Hiccup mode, Can be visually restored after removing abnormal conditions | |
Short circuit | Protection mode; Hiccup mode, can be visually restored after removing abnormal conditions,Can be short circuited for a long time | |
Environment | operation temperature | -20ºC-,50ºC |
Operating Humidity | 20%~90%RH, No condensation | |
Storage temperature ,humidity | -40ºC.85ºC,10%~95%RH, No condensation | |
Seismic Resistance | 100~500Hz,3G 10mins/cycle,60 mins each for the X Y and Z axes | |
Voltage Resistance | In-Out : 2KVac;input shell: 0.5KVac | |
Insulation Resistance | In-Out,input shell,output shell :100M Ohms/500Vdc/25ºC/70%RH |


2. Universal AC Input / Full Range
3. Compact Design: Small Volume, Lightweight, and Exceptionally High Efficiency
4. Comprehensive Security Protection: Overload, Over-Voltage, Over-Temperature, Over-Current, and Short Circuit Safeguards
5. Advanced Recovery Features: Hiccup Mode and Auto-Recovery Once Fault Conditions are Cleared
100% Full Load Burn-In Test Ensuring Reliability
6. Built-in LED Indicator: Monitor Power Supply Status with a Single Glance




If any model aligns with your requirements, please contact us for more details.
https://huayipower.en.made-in-china.com/product-list-1.html
Item | Output | Item size | Weight | PC/CTNS | Input AC | ||||
5V | 12V | 24V | 30V | 36V | (MM) | (KG) | (PCS) | (V) | |
HY-400FB | 33.3A | 16.6A | 13.3A | 11.2A | 193*117*50 | 0.47 | 50 | 176~264V | |
HY-350FB | 70A | 193*117*50 | 0.49 | 50 | 176~264V | ||||
HY-400FA | 33.3A | 16.6A | 207*118*50 | 0.62 | 40 | 176~264V | |||
HY-400FAC | 33.3A | 16.7A | 207*118*50 | 0.62 | 40 | 176~264V | |||
HY-400FA-II | 33.3A | 16.6A | 179*109*51 | 0.54 | 40 | 176~264V | |||
HY-400GB | 33A | 16.6A | 204*117*50 | 0.47 | 40 | 176~264V | |||
HY-600FA | 50A | 25 A | 217*118*50 | 0.85 | 30 | 176~264V | |||
HY-400FC | 26.6A | 13.5A | 191*117*50 | 0.42 | 50 | 176~264V | |||
HY-400FEC | 33.3A | 191*117*50 | 0.42 | 50 | 176~264V | ||||
HY-350FC | 70A | 191*117*50 | 0.42 | 50 | 176~264V | ||||
HY-400FC-II | 33.3A | 181*117*50 | 0.39 | 60 | 176~264V | ||||
HY-200FC | 16.7A | 166*94*50 | 0.32 | 60 | 176~264V | ||||
HY-150FC | 12A | 185*74*42 | 0.29 | 60 | 176~264V | ||||
HY-120FC | 10A | 145*74*42 | 0.23 | 80 | 176~264V | ||||
HY-60FC | 5A | 120*74*42 | 0.18 | 80 | 176~264V | ||||
HY-300TF | 25A | 191*117*50 | 0.42 | 60 | 176~264V | ||||
HY-300TBS | 25A | 191*117*50 | 0.42 | 60 | 176~264V | ||||
HY-300TBD | 25A | 166*94*50 | 0.32 | 60 | 176~264V |

Shenzhen Huayi Power , with a dedicated team of 200 professionals, is headquartered in Shenzhen and operates a state-of-the-art factory in Hunan. We have been at the forefront of LED power supply and drivers since 2021. Our comprehensive product range includes rainproof, outdoor, indoor, and engineering power supplies and drivers, power adapters, and electronic components, among others. By adhering to principles of independent innovation, unwavering quality, and cost-efficiency, we have experienced rapid growth. Our superior products, tailored solutions, and exceptional service have made us a trusted partner for clients across America, Europe, Japan, and the domestic market. (https://huayipower.en.made-in-china.com/company-Shenzhen-Huayi-Power-Technology-Co-Ltd-.html)




We use robust, standard shipping cardboard boxes to package your goods, prioritizing absolute safety measures. If you have specific packaging requirements, please let us know, and we will accommodate your needs!
Q: How many voltage options can you supply?
A: We can provide multiple voltage options including 5V, 12V, 24V, 30V, and 36V, depending on the specific items.
Q: Do you have any minimum order quantity (MOQ) requirements?
A: Absolutely,our MOQ is 1000 pieces.
Q: Do you offer a guarantee for your products?
A: Certainly, we provide a 1-year product guarantee!
Q: How do you ship the goods, and how long does it take for them to arrive?
A: We usually ship via DHL, UPS, FedEx, or EMS, and it typically takes 3-5 days to arrive. We also offer optional airline and sea shipping.
Q: How do you handle faulty products?
A: Firstly, our products are manufactured under a strict quality control system, resulting in a very low defect rate. Secondly, during the guarantee period, we will send new products with your new order for small quantities. For defective batch products, we will repair them and resend them to you, or we can discuss a solution, including a recall, based on the actual situation.