12V to 48V 3A 144W DC to DC Converter
The WEHO WH-B124803 is an exceptionally efficient DC-DC boost converter, designed to step up a 12VDC input to a stable 48VDC output. Delivering 145W of power at 3A, it operates with a remarkable 95% efficiency, making it a market leader for minimizing power loss and heat generation. This compact unit is fully sealed and waterproof, ensuring reliable performance in the most demanding environments. It features intelligent, auto-recovering overcurrent protection and requires a 20A fuse for short-circuit safety. With a reliability of over 100,000 hours, the WH-B124803 is the perfect choice for powering 48V systems where efficiency and durability are paramount.
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Summary
Rated output: power 145W
Input voltage: 12VDC
General specification
| Model | WH-B124803 |
| Rated Output Power (W) | 145W |
| Rated Input Voltage (V) | 12VDC |
| Rated Output Voltage (V) | 48VDC |
| Voltage Range (V) | 10V-16VDC |
| Starting Voltage (V) | 10VDC 100% load |
| No-load Power Consumption (W) | < 0.5W |
| क्षमता | 95% |
| Voltage (V) | 48VDC |
| Current (A) | 3A |
| Voltage Tolerance | 1％ |
| Load Regulation | 3％ |
| Wave (MVP-p) | 500mv External 22UF capacitor ESR < 0.1Ω 100KHZ |
| Over-current Protection | In the case of rated output, if the rated current exceeds 120%, the overcurrent protection will activate and recover automatically once the overcurrent subsides. |
| Short Circuit Protection | Input requires adding a 20A fuse |
| Input-Output | Non-isolated |
| Waterproof | Fully sealed and waterproof |
| आयाम | 74*74*32mm |
| N.W. | 300g |
| Cooling Method | Natural Method |
| Rated Temperature rise (℃) | 45℃ |
| Reliability | ＞100000h |
| Wire Indicator | Input Positive (red), Input Negative (black), output positive (yellow), Output Negative (black), lead length = 160 mm ± 10mm |
PIC and installation dimensions
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