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Ltech SE-40-300-1050-W1D 40W 300-1050mA LED Driver - NFC, DALI2 Dimmable

Q: What is the Ltech SE-40-300-1050-W1D designed for?

The Ltech SE-40-300-1050-W1D is a 40W constant-current LED driver intended for LED lighting applications that require dimming control. It is positioned for commercial and professional use where adjustable output current and DALI-based dimming are important.

Q: What makes this LED driver different from a basic non-dimmable driver?

This model stands out because it supports DALI2 dimming and includes NFC-based parameter adjustment through an app. It also offers adjustable output current in 1mA steps, along with soft-on and fade-in dimming features for a more refined lighting experience.

Q: Is the output current fixed or adjustable on this model?

The output current is adjustable on this driver rather than being limited to a single fixed value. Ltech specifies 1mA adjustment steps, which gives more flexibility when matching the driver to compatible constant-current LED loads.

Q: Does this driver support DALI control features beyond standard dimming?

Yes. The product description states that DALI address and other parameters can be changed via the app, and that DALI group and scene settings can be handled in the advanced DALI template. That makes this model more capable than a driver that only offers basic dimming response.

Q: What operating environment is this driver rated for?

This model is specified for ambient temperatures from -20°C to 45°C. Buyers should confirm that the intended installation environment stays within that range for normal operation.

Q: What are the key physical and durability features of this driver?

Ltech describes this driver as ultra small, thin, and lightweight, with a screwless end cap design. The housing uses V0 flame-retardant PC materials from SAMSUNG/COVESTRO, and the listed warranty period is 5 years.

0.01% dimming depth, output current adjustable with 1mA step,suitable for class I/II/III indoor light fixtures

SKU:

SE-40-300-1050-W1D

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Description

Features:

Housing made from SAMSUNG/COVESTRO's V0 flame retardant PC materials.
Ultra small, thin and lightweight, screwless end cap.
Change the output current, DALI address and other parameters via the APP.
Set the DALI group and scene in the advanced DALI template via the APP.
Adjustable output current with 1mA step.
Soft-on and fade-in dimming function enhances your visual comfort.
T-PWM™ super deep dimming technology, 0.01% dimming depth.
The whole dimming process is flicker-free with high frequency exemption level.
Comply with the EU’s ErP Directive, networked standby<0.5W.
When there is no load, the output will be 0V to prevent damage to LEDs due to poor contact.
Overheat, over voltage, overload, short circuit protection and automatic recovery.
Suitable for ClassⅠ/Ⅱ/Ⅲ indoor light fixtures.
Normal service life can reach 100,000 hours.
5-year warranty (Rubycon capacitor).

General Specification

AC input voltage range

100-240Vac

AC inrush current (max.)

Cold start 25A(Test twidth=130us tested under 50% Ipeak)/230Vac

Overload Protection

Automatically protect the device when the load exceeds 102% of the rated power. Automatically recover once load is reduced

Over-heat Protection

Intelligently adjust or turn off the current output if the PCB temperature ≥110°C. When the PCB temperature <90°C, automatically recover normal output

Overvoltage Protection

Automatically protect the device when voltage exceeds the no-load voltage. It can be recovered automatically

Short Circuit Protection

Enter hiccup mode if short circuit occurs, and recover automatically

Withstand voltage

I/P-O/P: 3750Vac

Working temperature

ta: -20 ~ 45°C tc: 90°C

Safety standards

CCC - China - GB19510.1，GB19510.14

TUV - Germany - EN61347-1，EN61347-2-13，EN62493

CE - European Union - EN61347-1，EN61347-2-13，EN62384

KC - Korea - KC61347-1，KC61347-2-13

RCM - Australia - AS61347-1，AS61347-2-13

ENEC - Europe - EN61347-1，EN61347-2-13，EN62384

CB - CB member states - IEC61347-1，IEC61347-2-13

EAC - Russia - IEC61347-1，IEC61347-2-13

UKCA - Britain - BS EN 61347-2-13:2014+A1:2017，BS EN 61347-1:2015+A1:2021

Dimension (LxWxH)

142×40×23mm

Specifications

Brand

Ltech
Series

Ltech DALI Series
Power Rating

40 Watt
Output Voltage

55 Volt
Rated Current

0.3 Ampere
Input Voltage

120V~250V
Standards Met

CB,CCC,CE,EAC,ENEC,KC,SELV,TUV
Operation Mode

Constant Voltage
Operating Temperature

-20°C~45°C
Warranty

5 Year
Length

14.2 cm
Width

2.3 cm
Height

4 cm
Weight

0.01 kg

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Payment & Security

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Frequently Asked Questions

What is the Ltech SE-40-300-1050-W1D designed for?

The Ltech SE-40-300-1050-W1D is a 40W constant-current LED driver intended for LED lighting applications that require dimming control. It is positioned for commercial and professional use where adjustable output current and DALI-based dimming are important.

What makes this LED driver different from a basic non-dimmable driver?

This model stands out because it supports DALI2 dimming and includes NFC-based parameter adjustment through an app. It also offers adjustable output current in 1mA steps, along with soft-on and fade-in dimming features for a more refined lighting experience.

Is the output current fixed or adjustable on this model?

The output current is adjustable on this driver rather than being limited to a single fixed value. Ltech specifies 1mA adjustment steps, which gives more flexibility when matching the driver to compatible constant-current LED loads.

Does this driver support DALI control features beyond standard dimming?

Yes. The product description states that DALI address and other parameters can be changed via the app, and that DALI group and scene settings can be handled in the advanced DALI template. That makes this model more capable than a driver that only offers basic dimming response.

What operating environment is this driver rated for?

This model is specified for ambient temperatures from -20°C to 45°C. Buyers should confirm that the intended installation environment stays within that range for normal operation.

What are the key physical and durability features of this driver?

Ltech describes this driver as ultra small, thin, and lightweight, with a screwless end cap design. The housing uses V0 flame-retardant PC materials from SAMSUNG/COVESTRO, and the listed warranty period is 5 years.

Model	Power	Voltage	Current	IP Rating
LTECH SE-40-300-1050-W2D 40W 300mA ~ 1050mA CC DALI2 LED Driver	40W	55V	0.3A	Indoor	View

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Ltech SE-40-300-1050-W1D 40W 300-1050mA LED Driver - NFC, DALI2 Dimmable

Description

Features:

General Specification

Specifications

File Downloads

Payment & Security

Frequently Asked Questions

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