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Mean Well DDRH-30-12DR Ultra Wide Input DC-DC Converter, 30W 12V, Din Rail Type
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Mean Well DDRH-30-12DR Ultra Wide Input DC-DC Converter, 30W 12V, D...
The DDRH-30 is a 30W high-reliability ultra-wide input DC-DC converter engineered for photovoltaic, energy storage, and high-voltage industrial applications. Its 150~1500Vdc input range spans solar, battery string, and DC bus supply sources. Featuring 4KVac reinforced I/O isolation and fanless free air convection cooling, the DDRH-30 delivers dependable isolated power with no minimum load requirement across a -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 Rating30 Watt
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Output Voltage12 Volt
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Rated Current2.5 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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Length5.32 in
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Width2.76 in
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Height1.71 in
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Weight0.68 lb
::specification::
Frequently Asked Questions
Can the DDRH-30-12DR power small 12V PLCs or HMI panels mounted on a DIN rail?
Yes. The DDRH-30-12DR provides 30W at 12V and 2.5A in a DIN rail-mount package, making it suitable for powering compact 12V PLCs, HMI displays, or relay modules in a control cabinet. Its 10:1 ultra-wide input (150–1500VDC) allows operation from a wide variety of DC bus sources.
Is the DDRH-30-12DR suitable for 12V embedded control boards or single-board computers in industrial enclosures?
Yes. At 30W and 2.5A, the DDRH-30-12DR can power embedded control boards, single-board computers, or lightweight industrial computing platforms that operate at 12V. The fanless design and DIN rail mount make it well-suited for enclosed cabinet deployments where thermal management and space are constraints.
Can this unit supply 12V sensors, encoders, or proximity switches in an automation system?
Yes. The DDRH-30-12DR's 30W and 2.5A output is appropriate for a cluster of 12V sensors, encoders, or proximity switches in machine automation. Its 10:1 input ratio (150–1500VDC) handles diverse DC bus voltages found in automation backbones.
What temperature range does the DDRH-30-12DR support for use in cold or high-heat environments?
The DDRH-30-12DR is rated for -40°C to +80°C operation, covering cold storage, outdoor installations in cold climates, and high-ambient industrial settings. No IP rating is listed, so it should be installed in a suitable protective enclosure for environments with moisture or dust.
How does the DDRH-30-12DR differ from the DDRH-30-12P and DDRH-30-12ST variants?
All three variants share identical electrical specs: 30W, 12V, 2.5A, and a 150–1500VDC input range. The DDRH-30-12DR is DIN rail-mount (135.0 × 70.0 × 43.5 mm, 0.31 kg), the DDRH-30-12P is PCB-mount (89.0 × 63.5 × 25.0 mm, 0.24 kg), and the DDRH-30-12ST uses screw terminal mounting (135.0 × 70.0 × 32.0 mm, 0.305 kg). Choose based on your mounting requirement.
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