HLG-120H-42-B 120W 42V Constant Voltage + Constant Current LED Driver – 3 in 1 Dimming

The HLG-120H-42-B is a 120W 42V AC/DC LED driver featuring the dual-mode constant voltage and constant current output with a metal casing and IP67 rated. This model includes 3 in 1 dimming (1 ~ 10VDC, 10V PWM signal and resistance). 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

Function Dimmable
IP rating IP67
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