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Mean Well HRPG-450-3.3 Power Supply 297W 3.3V
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Mean Well HRPG-450-3.3 Power Supply 297W 3.3V
The HRPG-450 is a 450W Mean Well power converter (input range: 85~264VAC).
Key Features
- ✓ Input voltage range: 85~264VAC
- ✓ DC output voltage adjustable ±10%
- ✓ 3KVAC reinforced I/O isolation
- ✓ Protections: Overload / Over voltage / Over temperature
- ✓ Active PFC — meets international energy efficiency regulations
- ✓ DC OK relay contact output
- ✓ Remote ON/OFF control
- ✓ Safety approvals: WITHSTAND VOLTAGE ISOLATION RESISTANCE EMC EMISSION UL62368-1, TUV EN62368-1 EAC TP TC 004
- ✓ 3 years warranty
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BrandMean Well
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SeriesHRPG Series
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Power Rating297 Watt
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Output Voltage3.3 Volt
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Rated Current90 Ampere
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Input Voltage85V~264V
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No of Output1
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Standards MetCB,CE,EAC,TUV,UL
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Operation ModeConstant Voltage
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Operating Temperature-40°C~70°C
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Warranty5 Year
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Length8.58 in
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Width4.13 in
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Height1.61 in
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Weight2.62 lb
::specification::
Frequently Asked Questions
Can I use the HRPG-450-3.3 for high-current 3.3V industrial control electronics?
Yes, this model is a constant voltage 3.3V supply rated for 90A and 297W. That makes it a fit for industrial control or embedded systems that need a heavy 3.3V DC rail rather than a higher-voltage bus.
Is the HRPG-450-3.3 suitable for powering 3.3V FPGA, processor, or logic backplane loads?
It can be appropriate where the load requires a regulated 3.3V output and draws up to 90A. The unit is built as a constant voltage power supply, so it aligns with dense digital electronics that are designed around a 3.3V input rail.
Can this 3.3V power supply be used in automated test or embedded development racks?
It is commonly sized for rack or bench equipment that needs a stable 3.3V source with substantial current headroom, since it provides 297W at 3.3V. The 1U low profile format and 218.0 × 105.0 × 41.0 mm housing also suit tighter equipment spaces.
Is the HRPG-450-3.3 meant for outdoor or harsh-environment use?
The provided specs show an operating range of -40°C to +70°C, which supports demanding temperature conditions. However, no IP rating is listed, so the specs do not confirm suitability for exposed outdoor, washdown, or dust-prone installations without additional protection.
How does the HRPG-450-3.3 compare with the other HRPG-450 models?
Within the HRPG-450 group, the options are HRPG-450-3.3 at 297W, 3.3V, 90A; HRPG-450-5 at 450W, 5V, 90A; HRPG-450-7.5 at 450W, 7.5V, 60A; HRPG-450-12 at 450W, 12V, 37.5A; HRPG-450-15 at 450W, 15V, 30A; HRPG-450-24 at 451.2W, 24V, 18.8A; HRPG-450-36 at 450W, 36V, 12.5A; and HRPG-450-48 at 456W, 48V, 9.5A. The main differences are the output voltage, current, and total rated power for each model.
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Other HRPG-450 Models
7 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well HRPG-450-7.5 Power Supply 450W 7.5V | 450W | 7.5V | 60A | Indoor | $162.39 | View |
| Mean Well HRPG-450-5 Power Supply 450W 5V | 450W | 5V | 90A | Indoor | $162.39 | View |
| Mean Well HRPG-450-48 Power Supply 456W 48V | 456W | 48V | 9.5A | Indoor | $150.87 | View |
| Mean Well HRPG-450-36 Power Supply 450W 36V | 450W | 36V | 12.5A | Indoor | $162.39 | View |
| Mean Well HRPG-450-24 Power Supply 451.2W 24V | 451.2W | 24V | 18.8A | Indoor | $161.70 | View |
| Mean Well HRPG-450-15 Power Supply 450W 15V | 450W | 15V | 30A | Indoor | $162.39 | View |
| Mean Well HRPG-450-12 Power Supply 450W 12V | 450W | 12V | 37.5A | Indoor | $162.39 | View |
