Over 15 years experience of providing support of MEAN WELL Power Supplies
Mean Well SD-100D-24 DC-DC Converter - 100W - 72~144V in 24V out
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Description
Description
Features
- Compliance to EN50155 and EN45545-2 railway standard
- 2:1 wide input range
- Protections: Short circuit / Overload / Over voltage / Input reverse polarity
- 4000VDC I/O isolation
- Cooling by free air convection
- Half encapsulated
- Built-in constant current limiting circuit
- 1U low profile 36mm
- All using 105℃ long life electrolytic capacitors
- LED indicator for power on
- 100% full load burn-in test
- 3 years warranty
Specifications
Specifications
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BrandMean Well
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SeriesSD Series
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Power Rating100.8 Watt
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Output Voltage24 Volt
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Rated Current4.2 Ampere
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Input Voltage72V~144V
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Standards MetEAC
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Operation ModeConstant Voltage
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Operating Temperature-15°C~60°C
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Warranty3 Year
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Length19.9 cm
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Width9.8 cm
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Height3.8 cm
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Weight0.65 kg
File Downloads
File Downloads
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Payment & Security
Payment methods
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Frequently Asked Questions
Can I use the SD-100D-24 to power a 24V PLC or relay panel from a 72-144V DC source?
Yes. This converter is built for 72-144V input and provides regulated 24V constant-voltage output. With 100.8W total power and 4.2A output current, it suits moderate-load 24V control and relay applications.
Is the SD-100D-24 suitable for 24V industrial sensors, gateways, or control electronics?
It is intended for 24V electronic loads that need stable output from a higher-voltage DC bus. The 4.2A output current and 100.8W rating fit many sensor hubs, gateways, and control modules within that power range. Its constant-voltage design is appropriate for equipment specified for 24V input.
Can this converter be used in transportation or automation systems with a nominal 96V or 110V DC bus?
It can be used where the source remains within the stated 72-144V input range. The output is fixed at 24V with up to 4.2A available, so the connected 24V load must stay within 100.8W. That makes it relevant for 24V automation electronics on higher-voltage DC platforms.
Is the SD-100D-24 okay for unsealed outdoor cabinets?
No IP rating is provided, so it is better suited to protected indoor enclosures than unsealed outdoor cabinets. The published operating range is -15°C to +60°C, which covers ambient temperature but not direct exposure to water or dust. Outdoor use would generally require a separate enclosure with the needed environmental protection.
How does the SD-100D-24 compare with the other SD-100D output options?
In the same SD-100D group, this model is 100.8W at 24V and 4.2A. The SD-100D-12 version is 102W at 12V and 8.5A, while the SD-100D-5 version is 100W at 5V and 18A. The family keeps roughly the same 100W class while changing the output voltage and current combination.
