Over 15 years experience of providing support of MEAN WELL Power Supplies
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Mean Well SRS-4812 DC-DC Converter - 0.5W - 43.2~52.8V in 12V out
The SRS is a 0.5W Mean Well power converter.
Key Features
- ✓ 1KVDC reinforced I/O isolation
- ✓ Protections: Short circuit / Overload
- ✓ Safety approvals: WITHSTAND VOLTAGE ISOLATION RESISTANCE ISOLATION CAPACITANCE EMC EMISSION EMC IMMUNITY MTBF DIMENSION WEIGHT -25 ~ +105 ± 0.03% / ℃ ℃ , 10 ~ 95% RH ℃ ) (0 ~ 50 10 ~ 500Hz, 2G 10min./1 cycle, period for 60min. each along X, Y, Z axes EAC TP TC 004
- ✓ 3 years warranty
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BrandMean Well
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SeriesSRS Series
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Power Rating0.5 Watt
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Output Voltage12 Volt
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Rated Current0.04 Ampere
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Input Voltage43.2V~52.8V
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No of Output1
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Dimming ControlNone
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Standards MetCE,EMC,FCC
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Operation ModeConstant Voltage
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Operating Temperature-25°C~71°C
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Warranty2 Year
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Length0.89 in
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Width0.39 in
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Height0.33 in
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Weight0.01 lb
::specification::
Frequently Asked Questions
Can I use the SRS-4812 to provide 12V for a small embedded control circuit in 48V equipment?
Yes, it is intended for low-power 12V constant-voltage applications when the source is within 43.2 to 52.8V. Its 0.5W rating makes it appropriate for compact embedded control or auxiliary electronics, not larger 12V loads.
Is the SRS-4812 suitable for a 12V interface or relay-driving section in industrial automation hardware?
It can fit a low-power 12V section if the system input stays within 43.2 to 52.8V and the total draw remains within 0.5W. The converter is constant voltage, so it is intended for regulated 12V electronics rather than broad-load power duties.
Can this model be used for a compact 12V auxiliary rail inside telecom or embedded systems?
Yes, the 12V output and 0.5W power rating make it suitable for a small auxiliary rail derived from a 43.2 to 52.8V source. Its 22.6 x 9.9 x 8.4 mm dimensions also support tight-space embedded designs.
Is the SRS-4812 meant for outdoor installations or only protected enclosures?
Its operating temperature range is -25°C to +71°C, so temperature alone supports many equipment environments. Because no IP rating is listed, it is best treated as a converter for indoor or otherwise protected enclosures rather than exposed outdoor use.
How does the SRS-4812 differ from the other 48V-input SRS options?
The 48V-input SRS family keeps the same 0.5W rating and 43.2 to 52.8V input range across the group. The output options are SRS-4805 at 5V and 100A, SRS-4809 at 9V and 0.06A, SRS-4812 at 12V and 0.04A, and SRS-4815 at 15V and 0.03A.
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