Home
Product Directory
Electrical & Electronics
Power Transmission & Transformer
Transformer
30A 24V to 12V Power Transformer DC to DC Converter (QW-DC30A)
| US$15.00 | 50 Pieces (MOQ) |
Port:
Guangzhou, China
Production Capacity:
10000PCS/Month
Payment Terms:
T/T, Western Union, Money Gram, Credit card
Guangzhou Queenswing Solar Energy Co., Ltd.
Guangdong, China
Last Login Date:
Jul 15, 2025
Business Type:
Manufacturer/Factory, Trading Company
Main Products:
Power Inverter, Solar Charge Controller, UPS Inverter with Charger, Pure Sine Wave Power Inverter, DC AC Power Inverter, Car Power Inverter, Solar Inverter, Hybrid Solar Inverter, Inverter, Hybrid Inverter
Product Description
Company Info
Basic Info.
Model NO.
QW-DC30A
Application
Phase
Core
Core-type Transformer
Winding Type
Auto-transformer
Usage
Power Transformer
Frequency Characteristics
Output Power
360-430W
Input Voltage
18-32V
Type
DC24V to DC12V
Output DC Voltage
12-12.8V
Rated Current
Efficiency
91-95%
Modulation System
PWM
Levels of Protection
IP40
Working Temperature
-10 ~ +55
Key Word
DC to DC Converter
Trademark
QUEENSWING
Transport Package
Standard Export Carton
Specification
140*87*52mm
Origin
Guangzhou China
HS Code
8536909000
Product Description
30A 24V to 12V Power Transformer DC to DC Converter (QW-DC30A)
Description
The power supply adopts pulse width modulation (PWM) method, with no the isolation switch. It has high conversion efficiency, stable performance and perfect protection function. The characteristics is light weight, it is widely used in automobiles, LED, industrial and other fields.
Application
Power converter is mainly used for
1) electronic alarm series
2)security monitoring system
3)anti-theft alarm system
4)electronic door locks and attendance machine
5)the language repeater
6)keyboard
7)speakers
8)massage equipment, etc.
Products comply with the latest Europe energy efficiency standards, specially provide power for your products.
This product is apply for the BOOST the isolation switch regulated voltage power supply, the rated input voltage can be is 12 vdc /24vdc/36vdc/48vdc, also output voltage is can be 12 vdc /24vdc/36vdc/48vdc
Protection
DC power converter, good electromagnetic compatibility, high efficiency, it has over voltage protection, over current protection, over load protection, Input reverse connection Protection.
Product Pictures
Specification
Payment Terms:
T/T, Western Union, Money Gram
Production arranged after receipt of payment.
Lead Time:
Sample order will be delivered within 7 working days.
Order quantity below 100PCS, delivery time is 7-15 working days.
Container order will be delivered within 15-30 working days.
Shipment:
Courier: FedEx, DHL, TNT, UPS, Aramex, EMS ect.
Forwarder: By sea / air or Customer designated
Contact us
Mobile 86-13433933395
Description
The power supply adopts pulse width modulation (PWM) method, with no the isolation switch. It has high conversion efficiency, stable performance and perfect protection function. The characteristics is light weight, it is widely used in automobiles, LED, industrial and other fields.
Application
Power converter is mainly used for
1) electronic alarm series
2)security monitoring system
3)anti-theft alarm system
4)electronic door locks and attendance machine
5)the language repeater
6)keyboard
7)speakers
8)massage equipment, etc.
Products comply with the latest Europe energy efficiency standards, specially provide power for your products.
This product is apply for the BOOST the isolation switch regulated voltage power supply, the rated input voltage can be is 12 vdc /24vdc/36vdc/48vdc, also output voltage is can be 12 vdc /24vdc/36vdc/48vdc
Protection
DC power converter, good electromagnetic compatibility, high efficiency, it has over voltage protection, over current protection, over load protection, Input reverse connection Protection.
Product Pictures
Specification
| Model | 10A | 15A | 20A | 30A |
| Input Voltage | 18-32V | 18-32V | 18-32V | 18-32V |
| Efficiency | 93% | 93% | 91-95% | 93% |
| static current | 35-45mA | 35-45mA | 38-50mA | 38-50mA |
| Output DC Voltage | 12-12.8V | 12-12.8V | 12-12.8V | 12-12.8V |
| Rated Current | 10A | 15A | 20A | 30A |
| Power | 120-150W | 180-220W | 240-300W | 360-430W |
| Ripple | 80-260mVp | 80-260mVp | 80-350mVp | 80-380mVp |
| Input reverse connection Protection | Have | Have | No | No |
| Output overvoltage | 16V | 16V | 16V | 16V |
| Overheat | 65-70C | 65-70C | 65-70C | 65-70C |
| output short circuit current | 0.12-0.18A | 0.12-0.18A | 0.12-0.18A | 0.12-0.18A |
| Work temperature | -10 ~ +55 | -10 ~ +55 | -10 ~ +55 | -10 ~ +55 |
| Operation Humidity | 20%~90%RH | 20%~90%RH | 20%~90%RH | 20%~90%RH |
| storage temperature | -20 ~ +70 | -20 ~ +70 | -20 ~ +70 | -20 ~ +70 |
| levels of protection | IP40 | IP40 | IP40 | IP40 |
| Housing size | 95*87*52(L*W*H)mm | 110*87*52(L*W*H)mm | 120*87*52(L*W*H)mm | 140*87*52(L*W*H)mm |
| Packing size | 140*105*56(L*W*H)mm | 140*105*56(L*W*H)mm | 180*105*56(L*W*H)mm | 180*105*56(L*W*H)mm |
| Mounting hole size | 107*55(L*W)mm | 122*55(L*W)mm | 132*55(L*W)mm | 152*55(L*W)mm |
| Weight | 0.4kg | 0.45kg | 0.5kg | 0.55kg |
| Lead Length | 140-150 mm | 150-160 mm | 160-170 mm | 160-170 mm |
| indicator light | Red light: fault; green light: working | Red light: fault; green light: working | Red light: fault; green light: working | Red light: fault; green light: working |
Payment Terms:
T/T, Western Union, Money Gram
Production arranged after receipt of payment.
Lead Time:
Sample order will be delivered within 7 working days.
Order quantity below 100PCS, delivery time is 7-15 working days.
Container order will be delivered within 15-30 working days.
Shipment:
Courier: FedEx, DHL, TNT, UPS, Aramex, EMS ect.
Forwarder: By sea / air or Customer designated
Contact us
Mobile 86-13433933395
Send your message to this supplier
People who liked this also liked
US$9.70-20.00
1 piece (MOQ)
US$386.00-415.00
1 Piece (MOQ)
US$50.97-5,440.97
1 Piece (MOQ)
US$57.00-4,550.00
1 Piece (MOQ)
US$15.00-35.88
20 pcs (MOQ)
US$12.00-13.00
1 piece (MOQ)
US$20.47-100.47
1 Piece (MOQ)
US$1,309.00-1,926.00
1 Piece (MOQ)
%20on%20Made-in-China.com){kind=link}