Mean Well ELG-100-54B Power Supply | Constant Voltage + Constant Current LED Driver

Description

The ELG-100 is a 100W Mean Well power converter (input range: 100~305VAC).

Key Features

✓ Input voltage range: 100~305VAC
✓ DC output voltage adjustable ±10%
✓ 3.75KVAC reinforced I/O isolation
✓ Protections: Short circuit / Over voltage / Over temperature
✓ Active PFC — meets international energy efficiency regulations
✓ Safety approvals: IEC62386-101, 102, 207 for DA-Type only
✓ 3 years warranty

Specifications

Brand

Mean Well
Series

ELG Series
Power Rating

96.12 Watt
Output Voltage

54 Volt
Rated Current

1.78 Ampere
Input Voltage

100V~305V
Standards Met

BSI,CB,CCC,CE,EAC,ENEC,RCM,UL
Operation Mode

Constant Current,Constant Voltage
Operating Temperature

-40°C~90°C
Warranty

5 Year
Length

19.9 cm
Width

6.3 cm
Height

3.55 cm
Weight

0.85 kg

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Frequently Asked Questions

Can the ELG-100-54B be installed in a fully exposed outdoor sign that may be rained on directly?

Yes. The ELG-100-54B is rated IP67, meaning it is protected against temporary immersion in water up to 1 meter for 30 minutes. It is well suited for outdoor sign cabinets, wall-wash fixtures, and other applications where the driver may be directly exposed to rain or washdown.

Is the ELG-100-54B appropriate for powering 54V LED strips in a waterproof outdoor cove lighting installation?

Yes. With 96.12W output, 54V DC, and IP67 protection, this driver is a strong match for outdoor cove or soffit lighting using 54V strips. The operating temperature range of -40°C to +90°C covers extreme climate conditions, and the metal enclosure provides durability in exposed installations.

How much 54V LED strip length can the ELG-100-54B support?

The driver outputs 96.12W at 1.78A. For a 54V strip rated at 12 W/m, you could power roughly 8 m per driver (96.12 W ÷ 12 W/m). For a denser 20 W/m strip, that drops to about 4.8 m. Always verify your strip's actual rated wattage per meter and leave a safety margin of 10–20%.

Can I use the ELG-100-54B for LED lighting inside a cold-storage facility?

Yes. The operating temperature range starts at -40°C, which covers industrial cold-storage and freezer environments. The IP67 rating also protects against condensation that can form in temperature-cycling environments near refrigerated areas.

Does the ELG-100-54B support dimming, and what dimming method does it use?

Yes. The B suffix in Mean Well's naming convention indicates the driver supports built-in dimming via a 3-in-1 interface: PWM signal, 1–10V analog control, or resistance-based adjustment. This allows integration with standard wall dimmers or building management systems.

Is the ELG-100-54B suitable for LED retrofit kits installed on outdoor architectural facades?

Yes. Its IP67 waterproof rating and wide input voltage range of 100–305VAC make it compatible with international mains voltage and suitable for outdoor facade lighting projects. The metal case provides additional mechanical protection typical of commercial-grade installations.

Model	Power	Voltage	Current	IP Rating
Mean Well S-ELG-100-24 Power Supply 96W 24V with AU/NZ plug	96W	24V	4A	IP67	View
Mean Well ELG-100-24DA-3Y Power Supply 100W 24V - DALI	96W	24V	4A	IP67	View
Mean Well ELG-100-24B-3Y AC-DC Single output LED Driver Mix Mode (CV+CC) with PFC	100W	24V	4A	IP67	View
Mean Well ELG-100-24AB Power Supply 100W 24V - Adjustable and Dimmable	96W	24V	4A	IP65	View
Mean Well ELG-100-48DA Power Supply 96W 48V 3-wire Input - DALI	96W	48V	2A	IP67	View

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Mean Well ELG-100-54B Power Supply 96.12W 54V - Dimmable

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Mean Well ELG-100-54B Power Supply 96.12W 54V - Dimmable

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