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Mean Well RSP-1500-12 Power Supply 1500W 12V
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The RSP-1500 is a 1500W Mean Well power converter (input range: 90~264VAC).
Key Features
- ✓ Input voltage range: 90~264VAC
- ✓ DC output voltage adjustable ±10%
- ✓ 3KVAC reinforced I/O isolation
- ✓ Protections: Overload / Over voltage / Over temperature
- ✓ Active PFC — meets international energy efficiency regulations
- ✓ Remote ON/OFF control
- ✓ 3 years warranty
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BrandMean Well
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SeriesRSP Series
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Power Rating1500 Watt
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Output Voltage12 Volt
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Rated Current125 Ampere
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Input Voltage90V~264V
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No of Output1
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Standards MetBSMI,CB,CE,EAC,TUV,UL
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Operation ModeConstant Voltage
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Operating Temperature-20°C~70°C
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Warranty5 Year
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Length10.94 in
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Width5 in
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Height3.29 in
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Weight6.61 lb
::specification::
Frequently Asked Questions
What heavy-industrial applications can the RSP-1500-12 serve at 1500W?
The RSP-1500-12 delivers 12V at 125A (1500W) and is designed for high-current 12V bus applications such as large automation panels with many actuators, DC motor drive banks, industrial lighting control, and centralized 12V distribution in large machinery. The 90–264VAC input supports worldwide single-phase supplies.
What does the active current sharing (3+1) capability provide for the RSP-1500-12?
Active current sharing (3+1) allows up to three RSP-1500-12 units to operate in parallel with balanced loads, delivering up to 375A at 12V combined. A fourth unit provides N+1 hot-standby redundancy. This is suited for mission-critical 12V bus systems that cannot tolerate a single-point-of-failure in the power supply chain.
How does the RSP-1500-12 compare to the RSP-1000-12 and RSP-1600-12?
The RSP-1000-12 delivers 12V/60A/720W in a 295.0 × 127.0 × 41.0 mm chassis. The RSP-1500-12 delivers 12V/125A/1500W in a 278.0 × 127.0 × 83.5 mm chassis. The RSP-1600-12 delivers 12V/125A/1500W in a 300.0 × 85.0 × 41.0 mm chassis. The RSP-1500-12 and RSP-1600-12 share the same output ratings but differ in physical form factor and the RSP-1600 achieves 93% efficiency versus 91% on the RSP-1500.
What is the operating temperature range of the RSP-1500-12?
The RSP-1500-12 operates from -20°C to +70°C ambient. This upper limit of +70°C matches the smaller RSP-100/150/200 series and is higher than the -20°C to +60°C range of the RSP-1000 series. No IP rating is specified; an appropriate enclosure is required for harsh environments.
What efficiency does the RSP-1500-12 achieve?
The RSP-1500-12 features built-in active PFC and achieves up to 91% efficiency. At the rated 1500W output, this corresponds to approximately 1648W input power and about 148W of heat dissipation, which should be accounted for in enclosure thermal design.
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Other RSP-1500 Models
2 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well RSP-1500-24 Power Supply 1512W 24V | 1512W | 24V | 63A | Indoor | $395.02 | View |
| Mean Well RSP-1500-48 Power Supply 1536W 48V | 1536W | 48V | 32A | Indoor | $351.55 | View |




