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Mean Well DUPS40 DIN Series Uninterruptible DC-UPS Module 40A

uninterruptible DC-UPS controllerslim size40mm widthsuitable for 24V system

SKU:

DUPS40

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The DUPS40 is a Mean Well power converter (input range: 24~29Vdc).

Key Features

✓ Input voltage range: 24~29Vdc
✓ Cooling by free air convection
✓ Protections: Short circuit
✓ Safety approvals: IEC60068-2-6 2000 meters/OVC II EAC TP TC 004
✓ 3 years warranty

Frequently Asked Questions

What is the Mean Well DUPS40 used for?

The Mean Well DUPS40 is a DIN rail DC-UPS module designed to maintain continuous DC power during an AC mains failure or interruption. It is intended for systems where downtime is a problem, including data centers, security systems, emergency lighting, wireless communication UPS applications, and central monitoring systems.

What backup battery range is the DUPS40 designed for?

This model is designed for 24V battery packs with capacities from 4Ah to 135Ah. That range gives buyers flexibility to size backup duration based on the needs of the connected system.

What are the main electrical ratings of the DUPS40?

The DUPS40 is rated for 40A and has a listed output voltage of 21V. It also includes a 2A battery charging current, making it suitable for DC backup power applications built around 24V battery systems.

How does the DUPS40 help protect system uptime?

When the AC mains fails or is interrupted, the DUPS40 immediately shifts the load to the battery pack to avoid interruption. This supports continuous operation of critical equipment, with runtime depending on the external battery capacity used.

Is the DUPS40 suitable for demanding industrial environments?

The DUPS40 has an operating temperature range of -30°C to 70°C, which supports use in a wide range of industrial and commercial environments. Its DIN rail form factor also makes it practical for control cabinets and panel-based systems where space and serviceability matter.

Does the DUPS40 include battery protection features?

Yes, the DUPS40 includes low voltage disconnect for battery protection. This helps protect the connected battery pack from excessive discharge during backup operation.

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Model	Power	Voltage	Current	IP Rating
Mean Well DUPS20 DIN Series Uninterruptible DC-UPS Module 20A	—	21V	20A	Indoor	View

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Mean Well DUPS40 DIN Series Uninterruptible DC-UPS Module 40A

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Mean Well DUPS40 DIN Series Uninterruptible DC-UPS Module 40A

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