DRDN-20/40 & ERDN-20/40 Redundancy Modules

MEAN WELL DRDN-20/40 and ERDN-20/40 Redundancy Modules are used with a backup power supply to improve overall system operation reliability. These modules feature 5V (ERDN20 only) /12V/24V/48V input voltage for selection, support for N+1 and 1+1 redundancy systems, built-in two rails DC input contacts, and a single output. The DRDN-20/40 and ERDN-20/40 modules adopt MOSFET technology to reduce heat loss and the voltage difference between input and output voltages. These modules operate within an ultra-wide -40°C to +80°C temperature range. The DRDN-20/40 and ERDN-20/40 modules are suitable for semiconductor process equipment, industrial control, factory automation, and electromechanical equipment.

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MEAN WELL Power Supplies - DIN Rail Mount O/P +12V20A 180In Stock
$25.80
$24.60
$23.50
$22.80
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
MEAN WELL Redundancy Modules 20A 24Vdc Redundancy Module 120In Stock
$25.80
$25.10
$23.97
$23.26
$22.80
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
MEAN WELL Power Supplies - DIN Rail Mount O/P +48V20A 2In Stock
140On Order
$25.10
$23.90
$22.80
$22.20
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
MEAN WELL Power Supplies - DIN Rail Mount 40A 24Vdc DIN Redundancy Module 29In Stock
340On Order
$36.70
$34.90
$33.40
$32.40
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
MEAN WELL Redundancy Modules 20A 12Vdc Redundancy Module 58In Stock
96Expected 3/31/2027
$25.80
$24.60
$23.50
$22.80
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
MEAN WELL Redundancy Modules 20A 48Vdc Redundancy Module 9In Stock
7Expected 1/22/2027
$25.80
$24.60
$23.50
$23.29
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
MEAN WELL Redundancy Modules 20A 5Vdc Redundancy Module 4In Stock
2Expected 2/15/2027
$25.80
$25.10
$23.50
$23.29
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
MEAN WELL Redundancy Modules 40A 12Vdc Redundancy Module 3In Stock
$36.90
$35.10
$33.60
$33.29
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
MEAN WELL Redundancy Modules 40A 24Vdc Redundancy Module 24In Stock
$36.90
$35.10
$33.60
$33.29
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
MEAN WELL Power Supplies - DIN Rail Mount O/P +24V20A
2,014Expected 3/31/2027
$25.10
$23.90
$22.80
$22.20
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
MEAN WELL Power Supplies - DIN Rail Mount 40A 48Vdc DIN Redundancy Module
74On Order
$36.70
$34.90
$33.80
$33.79
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
MEAN WELL Redundancy Modules 40A 48Vdc Redundancy Module
17Expected 12/30/2026
$36.90
$35.10
$33.60
$33.29
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1