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Mean Well DDRH-15-05ST Ultra Wide Input DC-DC Converter, 10W 5V, Screw Terminal Type
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Mean Well DDRH-15-05ST Ultra Wide Input DC-DC Converter, 10W 5V, Sc...
The DDRH-15 is a 15W high-reliability ultra-wide input DC-DC converter designed for photovoltaic, renewable energy, and demanding high-voltage industrial applications. Its exceptional 150~1500Vdc input range — a 10:1 ratio — covers solar panels, battery strings, and high-voltage DC bus sources. With 4KVac reinforced I/O isolation, fanless free air convection cooling, and no minimum load requirement, the DDRH-15 provides stable, isolated power conversion across a wide -40~+80°C operating range.
Key Features
- ✓ Ultra-wide 150~1500Vdc input range — covers solar, ESS, and DC bus sources
- ✓ DC output voltage adjustable ±10%
- ✓ 4KVac reinforced I/O isolation
- ✓ Cooling by free air convection — fanless design, no minimum load required
- ✓ Wide operating temperature: -40°C ~ +80°C
- ✓ Protections: Short circuit / Overload / Over voltage / Reverse polarity / Under voltage lockout
- ✓ DIN rail TS-35/7.5 or 15 compatible (DR type)
- ✓ Safety approvals: IEC62109-1 (LVD), EAC TP TC 004
- ✓ 3 years warranty
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BrandMean Well
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SeriesDDRH Series
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Power Rating15 Watt
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Output Voltage5 Volt
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Rated Current2 Ampere
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Input Voltage150V~1500V
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No of Output1
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Dimming ControlNone
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Standards MetCE,EAC
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Operation ModeConstant Voltage
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Operating Temperature-40°C~80°C
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Warranty3 Year
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Length4.82 in
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Width2.26 in
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Height1.26 in
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Weight0.46 lb
::specification::
Frequently Asked Questions
Can the DDRH-15-05ST supply 5V to low-power control electronics from a 1000V solar DC bus?
Yes. The DDRH-15-05ST accepts 150–1500VDC and provides 5V at 2A (15W), making it suitable for supplying control electronics, sensors, or small communication devices from a 1000V solar DC string or similar high-voltage bus.
Is the DDRH-15-05ST a good fit for panel builders who need screw terminal connections in a compact form?
Yes. The DDRH-15-05ST uses a screw terminal interface and measures 122.3 × 57.3 × 32.0 mm at 0.21 kg. It provides 5V/2A from 150–1500VDC input, suitable for panel builders who require direct screw termination rather than DIN rail clips or PCB mounting.
Can the DDRH-15-05ST power a 5V Modbus RTU module or serial communication adapter in an industrial panel?
The DDRH-15-05ST provides up to 2A at 5V, which is sufficient for Modbus RTU modules, RS-232/RS-485 serial adapters, and similar low-power industrial communication devices commonly requiring 5V supply rails.
Does the DDRH-15-05ST require a fan, and can it operate in dusty or sealed enclosures?
The DDRH-15-05ST uses a fanless design, making it well suited for sealed enclosures or dusty industrial environments where fan blockage or contamination would be a concern. It operates across -40°C to +80°C.
How does the DDRH-15-05ST differ from the DIN rail and PCB versions of the same model?
All three 15W 5V variants output 5V at 2A from 150–1500VDC input. The DDRH-15-05ST is screw terminal-mount (122.3 × 57.3 × 32.0 mm, 0.21 kg), the DDRH-15-05DR is DIN rail-mount (122.3 × 57.3 × 43.5 mm, 0.215 kg), and the DDRH-15-05P is PCB-mount (76.2 × 50.8 × 25.0 mm, 0.17 kg). Choose based on preferred termination and mounting method.
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