The MEAN WELL HLG-185H-24A, HLG-185H-36A and HLG-185H-48A provide 24V, 36V and 48V outputs respectively. These constant-voltage and constant-current LED drivers share an IP65 metal housing, fanless cooling and local adjustment through built-in potentiometers.
HLG-185H output model comparison
| Parameter | HLG-185H-24A | HLG-185H-36A | HLG-185H-48A |
|---|---|---|---|
| Rated voltage | 24V | 36V | 48V |
| Rated current | 7.8A | 5.2A | 3.9A |
| Rated power | 187.2W | 187.2W | 187.2W |
| Constant-current region | 12–24V | 18–36V | 24–48V |
| Voltage adjustment | 22–27V | 33–40V | 43–53V |
| Current adjustment | 3.9–7.8A | 2.6–5.2A | 1.95–3.9A |
| Typical efficiency | 93.5% | 93.5% | 94% |
| Parameter | Specification |
|---|---|
| AC input | 90–305VAC, 47–63Hz |
| Ingress protection | IP65 (A type) |
| Dimensions (L × W × H) | 228 × 68 × 38.8mm |
| Working case temperature | −40 to +90°C; follow the output-load curves |
| Protection | Overcurrent, short circuit, overvoltage and overtemperature |
Model ratings and adjustment limits are from the linked HLG-185H specification. The operating temperature above is measured at the case; it is not an ambient-temperature rating.
Selection and adjustment
Use the column for the LED load’s required voltage and confirm its current demand. The three versions have different current ratings despite sharing the same rated power. For constant-current loads, check the operating voltage against the constant-current region. Follow the datasheet’s thermal and low-input-voltage derating curves.
Frequently asked questions
Are these HLG-185H models rated at 185W?
HLG-185H is the series name. The 24V, 36V and 48V models listed here are each rated at 187.2W in the specification.
Which HLG-185H model supplies 24V at 7.8A?
HLG-185H-24A is the 24V, 7.8A version. HLG-185H-36A supplies 36V at 5.2A, and HLG-185H-48A supplies 48V at 3.9A.
Does the A version have an external dimming input?
The A version uses built-in potentiometers for voltage and current adjustment. B and AB are the series options that provide external 3-in-1 dimming.
What are the size and IP rating of these A models?
The A models measure 228 × 68 × 38.8mm and have an IP65 rating. Refer to the retained PDF for the mechanical outline and installation conditions.
Product images and specification download

Meanwell HLG-185H LED Lamp Lighting Power Supply Specification




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