MEAN WELL LED Driver, 20 V Output, 40 W Output, 2 A 1 to 10 V PWM Resistance

RS Stock No.:: 738-1820
Mfr. Part No.:: HLG-40H-20B
Manufacturer:: MEAN WELL

MEAN WELL LED Driver, 20 V Output, 40 W Output, 2 A 1 to 10 V PWM Resistance

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Subtotal (1 unit)*

MYR155.87

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Shipping from 22 June 2026

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Units	Per Unit
1 - 4	MYR155.87
5 - 9	MYR152.60
10 - 24	MYR148.00
25 +	MYR143.56

*price indicative

RS Stock No.:: 738-1820
Mfr. Part No.:: HLG-40H-20B
Manufacturer:: MEAN WELL

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	MEAN WELL
	Product Type	LED Driver
	Output Voltage	20 V
	Maximum Output Power	40W
	Input Voltage	127 → 431 V dc, 90 → 305 V ac
	Mount Type	Screw
	Sub Type	LED Driver
	Dimming Operation	1 to 10 V PWM Resistance
	Terminal Type	Wire
	Input Voltage Type	AC/DC
	IP Rating	IP67
	Driver Current	2 A
	Operating Modes	Constant Voltage
	Standards/Approvals	BIS, CB, CE, CSA, EAC, SELV, UL
	Number of Outputs	5
	Series	HLG-40H
	Configuration	Enclosed
	Primary Type	AC-DC
	Power Dissipation	40W

	Select all
	Brand MEAN WELL
	Product Type LED Driver
	Output Voltage 20 V
	Maximum Output Power 40W
	Input Voltage 127 → 431 V dc, 90 → 305 V ac
	Mount Type Screw
	Sub Type LED Driver
	Dimming Operation 1 to 10 V PWM Resistance
	Terminal Type Wire
	Input Voltage Type AC/DC
	IP Rating IP67
	Driver Current 2 A
	Operating Modes Constant Voltage
	Standards/Approvals BIS, CB, CE, CSA, EAC, SELV, UL
	Number of Outputs 5
	Series HLG-40H
	Configuration Enclosed
	Primary Type AC-DC
	Power Dissipation 40W

Mean Well 40W IP67 Dimmable Constant Current/Voltage LED Driver/PowerSupply - HLG-40H

HLG-40H series 40W IP67 waterproof dimmable constant current, constant voltage LED driver / power supply with universal AC input. These IP67 dimmable LED drivers / power supplies have a built in 3 in 1 dimming function and built in active PFC function. Suitable applications for these dimmable IP67 LED drivers / power supplies include LED lighting, moving sign and outdoor applications and can be used in dry, damp or wet locations.

Full range universal AC input

IP67 design for indoor and outdoor installations

Free air convection cooling

Built in active PFC function

Constant current level adjustable via output cable with 1 to 10 Vdc or 10V PWM signal or resistor

Built in 3 in 1 dimming function (1 to 10 Vdc or PMW signal or resistance)

Short circuit, overload, over voltage and over temperature protection

Compliance to worldwide safety regulations for lighting

EMC compliance to EN55015 Class B

Harmonic current compliance to EN61000-3-2 Class C (≥60% load); EN61000-3-3

Mean Well LED Drivers / Power Supplies - IP Rated

Note

For Industrial Use Only, not in scope of Regulation (EC) No 125/2009.
MTBF to MIL-HDBK-217F
Derate output above 60°C operating temperature

Approvals

cULus, TUV

Standards

UL8750, EN61347-1, EN61347-2-13 independent approved. Design refer to UL60950-1, TUV EN60950-1