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MEAN WELL DUPS40 DIN rail power supply
Manufacturer MEAN WELL

DUPS40

Availability: Out of stock
21 V40 A24V–29V in

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DUPS40
100 units available on request

Ready to ship in 1–2 business days. Please contact customer service to request this item. Requests are confirmed by our team before payment.

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Quantity Prices (USD)
Quantity
Unit Price (USD)
1+
$39.17 USD
10+
$37.21 USD
20+
$36.43 USD
50+
$35.64 USD
100+
$34.86 USD
200+
$34.08 USD
All prices are displayed in USD. *Import tariff is included in the listed price. You pay exactly what you see—no surprise fees at checkout. Discounts are applied automatically based on the total quantity added to your cart.
Quick Specs
Input Voltage
24V~29V
Output Voltage
21V
Rated Current
40A
Waterproof
Non-waterproof
Dimensions & Weight
4.92 x 4.46 x 2.48 in0.92 lbs

Datasheet (PDF)

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The DUPS40 is a 40A DIN rail type DC-UPS module, and it is paired with a power supply and an external battery to achieve the backup function. When the AC mains fails or is interrupted, the load will be immediately connected to the battery pack to avoid interruption and to ensure the continuous operation of the entire system (the operating time depends on the capacity of the battery pack).The main features of DUPS40 include: fast installation, suitability for 24V battery packs and various capacities of 4AH~135AH, 2A battery charging current, low voltage disconnect for battery protection and more. The product is suitable for use in data centers, security systems, emergency lighting, wireless communication UPS, central monitoring systems, etc.

Environmental Documents
📄 E6) COC-REACH (2026/01/28) 📄 E9) CMRT (2025/04/25) 📄 E14) COC-ROHS 2 (2015/863/EU) (2024/10/04) 📄 REACH Certificate (PDF) (2020/12/03) 📄 ROHS Certificate (PDF) (2020/05/29) 📄 E12) COC-ROHS 2 (2011/65/EU) (2016/10/01)
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