MEAN WELL HLG-40H-42AB Power Supply

( Brand: Mean Well ), ( Part Type: Supply ), ( Manufacturer Part Number: HLG-40H-42AB )

Review MEAN WELL Class Power Supply

The Mean Well HLG-40H-42AB is a versatile and high-performing constant voltage DC power supply designed for horticulture applications. This power supply is part of Mean Well's popular HLG series, known for their reliability and efficiency.

The HLG-40H-42AB is capable of delivering a continuous output power of 40 watts at 100-277 volts AC input, making it suitable for use in various electrical environments. It features a constant voltage output of 35V DC /- 5%, ensuring stable power delivery for your horticulture lighting system.

The power supply comes with two independently controlled output channels, each with a maximum output current of 1.5A. This allows for powering multiple grow lights or other electrical devices simultaneously. The output connections are configured as 2x E26/E27 screw terminal type, making it easy to connect and install.

The Mean Well HLG-40H-42AB is built with safety in mind. It includes over voltage, over current, and short circuit protection to prevent damage to the power supply or connected devices. Additionally, it features a fan for efficient cooling, ensuring stable operation even under heavy load.

The power supply is compact and lightweight, with dimensions of 1.4 x 6.1 x 3.0 inches and a weight of approximately 1.2 lbs. Its robust construction, combined with Mean Well's reputation for quality, makes it an excellent choice for horticulture applications where reliable and efficient power is essential.

In summary, the Mean Well HLG-40H-42AB is a high-performing, versatile, and efficient constant voltage DC power supply designed for horticulture applications. Its two independently controlled output channels, wide input voltage range, and safety features make it an excellent choice for powering horticulture lighting systems or other electrical devices.

The Mean Well HLG-40H-42AB power supply is a popular choice for growers due to its high efficiency, reliability, and compatibility with various horticulture lighting systems. Here are some pros and cons to help you make an informed decision:

1. High Efficiency: The Mean Well HLG-40H-42AB power supply has an impressive efficiency rating of up to 95%, which translates to less wasted energy and lower operating costs.

2. Wide Input Voltage Range: With a wide input voltage range of 100-277V AC, this power supply can be used in various regions and electrical systems.

3. Overvoltage and Overcurrent Protection: The power supply comes with built-in overvoltage and overcurrent protection, ensuring the safety of your lighting system and preventing potential damage.

4. Compact Size: The Mean Well HLG-40H-42AB power supply is relatively compact, making it easy to install and integrate into smaller grow spaces.

5. Quiet Operation: This power supply operates quietly, making it an ideal choice for grow rooms where noise levels need to be kept low.

1. Cost: The Mean Well HLG-40H-42AB power supply is priced higher than some other options in the market, which may be a deterrent for budget-conscious growers.

2. Limited Output Voltage: The power supply outputs a constant voltage of 42V, which may not be suitable for certain lighting systems that require a variable voltage input.

3. No Built-in Dimming Function: The Mean Well HLG-40H-42AB power supply does not come with a built-in dimming function, which may be a drawback for growers who need to adjust light intensity based on plant growth stages.

The Mean Well HLG-40H-42AB power supply is an excellent choice for growers who prioritize high efficiency, reliability, and compatibility with various horticulture lighting systems. Its wide input voltage range and overvoltage/overcurrent protection make it a safe and versatile option. However, its higher cost and lack of a built-in dimming function may be drawbacks for some growers.

If you're looking for a high-quality, efficient, and reliable power supply for your horticulture lighting system and have the budget for it, the Mean Well HLG-40H-42AB power supply is an excellent choice. If you require a variable voltage input or a built-in dimming function, you may want to consider other options or add-on components.

Details:

The Mean Well HLG-40H-42AB is a reliable and efficient Class 2 power supply. The compact design and high efficiency make it ideal for use in space-constrained environments. The unit features multiple protection circuits, including over-current, over- voltage , and short-circuit protection, ensuring safe reliable operation. With a high input voltage range and low ripple, it is suitable for use in industrial, commercial, medical applications.

part #: hlg40h42ab prices

• $29.00-$30.00

specifications strialpower:

• brand: Mean Well
• part type: Supply
• manufacturer part number: HLG-40H-42AB

seller strialpower:

• city: Mount Washington, Kentucky
• rating: 98.6%
• # reviews: 2962

offer strialpower:

• started: March 10, 2025
• sold: 0
• options: Ship-to-home
• availability: In Stock

shipping strialpower:

• service: USPS First Class
• class: Standard
• carrier: USPS
• transit: 3-8 Days
• type: Calculated
• cost: $13.20

general strialpower:

• condition: New
• Electrical Equipment Supplies > Power Supplies > Switching Mode Power Supplies

payments strialpower:

• wallet: Google-pay
• other
• credit card: Diners-club

returns strialpower:

• policy: No Returns

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