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Mean Well DDRH-15-24DR Ultra Wide Input DC-DC Converter, 15W 24V, Din Rail Type
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Mean Well DDRH-15-24DR Ultra Wide Input DC-DC Converter, 15W 24V, D...
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 Voltage24 Volt
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Rated Current0.62 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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Height1.71 in
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Weight0.47 lb
::specification::
Frequently Asked Questions
Can the DDRH-15-24DR power a 24V industrial sensor or proximity switch mounted in a DIN rail panel fed from a high-voltage DC bus?
Yes. The DDRH-15-24DR provides a regulated 24V/0.62A (15W) output from a 150–1500VDC input. DIN rail mounting allows it to be installed alongside PLCs and I/O modules, and it can power low-current 24V sensors, proximity switches, or encoder interfaces within the same panel.
Is the DDRH-15-24DR suitable for supplying 24V logic power to a field bus gateway or industrial Ethernet interface in a high-voltage DC cabinet?
The DDRH-15-24DR can supply 24V/0.62A to field bus gateways, industrial Ethernet interfaces, or HMI panel power inputs that require 24VDC at low current. Its DIN rail form factor integrates directly with standard control panel layouts, and the 150–1500VDC input range accommodates high-voltage DC distribution buses.
Can this DIN rail converter provide 24V auxiliary power in a battery management system or energy storage application?
Yes. With an input range extending to 1500VDC, the DDRH-15-24DR is compatible with the high-voltage bus voltages present in battery energy storage systems and EV battery management modules. It delivers 24V/0.62A for powering BMS control electronics, isolated communication interfaces, or safety relay coils.
What is the operating temperature range of the DDRH-15-24DR, and is it suitable for use in cold industrial environments?
The DDRH-15-24DR operates from -40°C to +80°C and uses a fanless design, providing reliable operation in cold-start conditions in unheated industrial buildings or outdoor control cabinets. A protective enclosure is required for outdoor use since the converter does not carry an IP ingress protection rating.
How does the DDRH-15-24DR compare to the DDRH-15-24P and DDRH-15-24ST variants?
All three 15W 24V variants deliver 24V/0.62A from a 150–1500VDC input. The DDRH-15-24DR (DIN rail, 122.3 × 57.3 × 43.5 mm, 0.215 kg) mounts on standard DIN rail; the DDRH-15-24P (PCB mount, 76.2 × 50.8 × 25.0 mm, 0.17 kg) is the smallest and mounts on a circuit board; the DDRH-15-24ST (screw terminal, 122.3 × 57.3 × 32.0 mm, 0.21 kg) connects via screw terminals for direct wiring. Selection depends on the mechanical integration required.
Is the 0.62A output current of the DDRH-15-24DR sufficient for common 24V control devices?
At 0.62A (approximately 15W), the DDRH-15-24DR can power 24V devices with modest current demands such as individual sensors, relays, signal isolators, or communication modules. For higher-current 24V loads, the series includes the DDRH-30-24DR at 30W/1.25A and DDRH-45-24DR at 45W/1.87A.
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