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Mean Well HLG-120H-C500B Power Supply 150W 500mA - Dimmable
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Mean Well HLG-120H-C500B Power Supply 150W 500mA - Dimmable
The HLG-120H is a 120W Mean Well power converter (input range: 90~305VAC, operating temperature: -40~+80℃).
Key Features
- ✓ Input voltage range: 90~305VAC
- ✓ DC output voltage adjustable ±10%
- ✓ 3.75KVAC reinforced I/O isolation
- ✓ Cooling by free air convection
- ✓ Wide operating temperature: -40~+80℃
- ✓ Protections: Short circuit / Over voltage / Over temperature
- ✓ Active PFC — meets international energy efficiency regulations
- ✓ Safety approvals: Note.8 SAFETY &
- ✓ 3 years warranty
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BrandMean Well
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SeriesHLG-C Series
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Power Rating150 Watt
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Output Voltage300 Volt
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Rated Current0.5 Ampere
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Input Voltage90V~305V
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No of Output1
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Dimming Control10V PWM,1-10V,Resistance
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Standards MetCB,CCC,CE,EAC,ENEC,PSE,UL
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Operation ModeConstant Current
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Operating Temperature-40°C~90°C
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Warranty7 Year
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Length8.66 in
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Width2.68 in
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Height1.53 in
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Weight2.29 lb
::specification::
Frequently Asked Questions
Can I use the HLG-120H-C500B to drive dimmable LED downlights in a commercial space?
Yes. The HLG-120H-C500B provides 500mA constant current with up to 150W and a CC voltage range of 150-300V. The B suffix indicates it includes a 1-10V/PWM dimming input, allowing you to pair with a compatible dimmer for brightness control across LED downlight arrays in offices, retail spaces, or lobbies.
Is the HLG-120H-C500B suitable for powering LED modules in backlit signage with dimming control?
Yes. At 500mA constant current and a voltage range of 150-300V, it can drive series-connected LED strings in lightbox signs or illuminated displays. The dimming input allows you to reduce brightness for nighttime operation or energy management. The exact number of LEDs depends on each module's forward voltage.
Can the HLG-120H-C500B power high-voltage LED arrays in an architectural cove lighting installation?
Yes. With 150W at 500mA and a CC range of 150-300V, it works well for driving high-voltage LED arrays in cove lighting, wall wash, or other architectural applications. The IP65 rating is suitable for indoor installations including those in damp locations. The 1-10V/PWM dimming input supports dynamic scene control.
Does the HLG-120H-C500B allow output current adjustment?
No. The B suffix means this model includes a dimming input (1-10V/PWM) but does not have a potentiometer for output current adjustment. If you need to adjust the baseline current to match a specific LED load, consider the C500A (adjustment only) or C500AB (adjustment plus dimming).
Can the HLG-120H-C500B operate reliably in cold environments like a walk-in freezer?
The HLG-120H-C500B is rated for -40°C to +90°C operating temperature, so it can handle the extreme cold found in walk-in freezers or cold storage facilities. The IP65 rating also protects against condensation and moisture. Ensure the mounting location allows adequate airflow around the aluminium housing for proper thermal management.
How does the constant current output of the HLG-120H-C500B differ from constant voltage HLG-120H models?
The HLG-120H-C500B is a constant current driver that maintains a steady 500mA regardless of load voltage (within the 150-300V range). Constant voltage models like the HLG-120H-24 maintain a fixed voltage (e.g., 24V) and let current vary with the load. Constant current drivers are used for LEDs wired in series strings, while constant voltage drivers are for parallel-connected LED strips or modules.
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Other HLG-120H Models
4 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well HLG-120H-C350A Power Supply 150.5W 350mA - Adjustable | 150.5W | 430V | 0.35A | IP65 | $49.31 | View |
| Mean Well HLG-120H-C1050B Power Supply 155.4W 1050mA - Dimmable | 155.4W | 148V | 1.05A | IP65 | $50.49 | View |
| Mean Well HLG-120H-C1050AB Power Supply 155.4W 1050mA - Adjustable and Dimmable | 155.4W | 148V | 1.05A | IP65 | $51.52 | View |
| Mean Well HLG-120H-C1050A Power Supply 155.4W 1050mA - Adjustable | 155.4W | 148V | 1.05A | IP65 | $49.31 | View |
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