HLG-120H-42-A 120W 42V Constant Voltage + Constant Current LED Driver – Io and Vo adjustable

The HLG-120H-42-A is a 120W 42V AC/DC LED driver featuring the dual-mode constant voltage and constant current output with a metal casing and IP65 rated. This model is Io and Vo adjustable throught it;s built-in potentiometer. The HLG-120H Series operates from 90 ~ 305Vac and offers models with different rated voltages ranging between 12V and 54V. Due to the high efficiency of up to 93.5% and a fanless design, the entire series is able to operate at -40°C ~ +80°C case temperature under free air convection. The HLG-120H is also available with various functions such as dimming to provide optimal design flexibility for LED lighting systems.

Additional information

IP rating IP65
Manufacturer MEAN WELL
Outputs Single
Standards UL
Type AC/DC, Constant Current, Constant Voltage, LED Driver
Range Power
Current (amps) 2.9A
Efficiency (%) 93%
Power (watts) 121.8W
R&N (mV) 200mV
Voltage (max/rated) 42VDC


Products in this Range

Part number Power (watts) Voltage (max/rated) Current (amps) R&N (mV) Efficiency (%)
HLG-120H-12 120W 12VDC 10A 150mV 92% Request Quote
HLG-120H-12-A 120W 12VDC 10A 150mV 92% Request Quote
HLG-120H-12-B 120W 12VDC 10A 150mV 92% Request Quote
HLG-120H-12-D 120W 12VDC 10A 150mV 92% Request Quote
HLG-120H-15 120W 15VDC 8A 150mV 92% Request Quote
HLG-120H-15-A 120W 15VDC 8A 150mV 92% Request Quote
HLG-120H-15-B 120W 15VDC 8A 150mV 92% Request Quote
HLG-120H-15-D 120W 15VDC 8A 150mV 92% Request Quote
HLG-120H-20 120W 20VDC 6A 150mV 93% Request Quote
HLG-120H-20-A 120W 20VDC 6A 150mV 93% Request Quote
HLG-120H-20-B 120W 20VDC 6A 150mV 93% Request Quote
HLG-120H-20-D 120W 20VDC 6A 150mV 93% Request Quote
HLG-120H-24 120W 24VDC 5A 150mV 93% Request Quote
HLG-120H-24-A 120W 24VDC 5A 150mV 93% Request Quote
HLG-120H-24-B 120W 24VDC 5A 150mV 93% Request Quote
HLG-120H-24-D 120W 24VDC 5A 150mV 93% Request Quote
HLG-120H-30 120W 30VDC 4A 200mV 93% Request Quote
HLG-120H-30-A 120W 30VDC 4A 200mV 93% Request Quote
HLG-120H-30-B 120W 30VDC 4A 200mV 93% Request Quote
HLG-120H-30-D 120W 30VDC 4A 200mV 93% Request Quote
HLG-120H-36 122.4W 36VDC 3.4A 200mV 93% Request Quote
HLG-120H-36-A 122.4W 36VDC 3.4A 200mV 93% Request Quote
HLG-120H-36-B 122.4W 36VDC 3.4A 200mV 93% Request Quote
HLG-120H-36-D 122.4W 36VDC 3.4A 200mV 93% Request Quote
HLG-120H-42 121.8W 42VDC 2.9A 200mV 93% Request Quote
HLG-120H-42-A 121.8W 42VDC 2.9A 200mV 93% Request Quote
HLG-120H-42-B 121.8W 42VDC 2.9A 200mV 93% Request Quote
HLG-120H-42-D 121.8W 42VDC 2.9A 200mV 93% Request Quote
HLG-120H-48 120W 48VDC 2.5A 200mV 93.5% Request Quote
HLG-120H-48-A 120W 48VDC 2.5A 200mV 93.5% Request Quote
HLG-120H-48-B 120W 48VDC 2.5A 200mV 93.5% Request Quote
HLG-120H-48-D 120W 48VDC 2.5A 200mV 93.5% Request Quote
HLG-120H-54 124.2W 54VDC 2.3A 200mV 93% Request Quote
HLG-120H-54-A 124.2W 54VDC 2.3A 200mV 93% Request Quote
HLG-120H-54-B 124.2W 54VDC 2.3A 200mV 93% Request Quote
HLG-120H-54-D 124.2W 54VDC 2.3A 200mV 93% Request Quote