Isolated Buck-Boost 12V 25A 300W DC to DC Converter
The WEHO WH-D08401225 is our flagship Isolated Buck-Boost module, delivering an industry-leading 300W at 25A. Designed for the most demanding industrial loads, it handles an 8V-40VDC input and utilizes automatic step-up/step-down technology to guarantee a stable 12VDC output. Its isolated architecture provides a critical barrier against electrical faults, while the 95% efficiency minimizes thermal stress. The unit is fully sealed and waterproof, ensuring unmatched performance in harsh outdoor or marine environments. With precision voltage tolerance and advanced protection features, it is the top-tier solution for large-scale isolated 12V power infrastructure.
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- Description
Summary
Rated output: Power 300W
Input voltage: 12/24VDC
Wire Length: 160mm±10mm
General specification
| Specification | WH-D08401225 |
| Rated output power | 300W |
| Rated input voltage | 12V/24VDC |
| Rated output voltage | 12VDC |
| Input voltage range | 8V-40VDC |
| Input starting voltage | 8VDC 100% Load |
| No-load power consumption | <0.3W |
| Efficiency | 88％ |
| Output voltage | 12VDC |
| Output current | 25A |
| Voltage tolerance | 1％ |
| Load regulation | 3％ |
| Wave(mvp-p) | 100mv External 22UF capacitor ESR<0.1Ω 100KHZ |
| Over current protection | Under rated output conditions, if the current exceeds 120% of the rated curent, the overcurrent protection will activate.imiting the current and reducing the voltage. After the overcurrent disappears, it will automatically recover |
| Short circuit protection | Eaual to maximum current 43A, output voltage of 0V, automatic recovery |
| Input—output | Non-isolated |
| Waterproof | Fully sealed and waterproof |
| Dimension | 100×80×38mm |
| N.W. | 500g |
| Cooling method | Natural Method |
| Rated temperature rise | 45℃ |
| Reliability | >100000h |
| Wire indicator | 16AWG input positive (red), input negative (black); 18AWG output postive (yellow), output negative (black)lead length=160mm±10mm |
PIC and installation dimensions
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